Toggle Sidebar
Home
AI Agent
Annotations
Watchlists
Files
Pricing and plans
Help
Blog
About
Contact us
API
MCP
Terms of service
Privacy policy
Get the full experience
We save the real magic for signed-in users.
Sign In
RIOT US
Riot Platforms, Inc.
(RIOT US)
$12.53
-0.36
2.79%
Ext:
$12.56
+0.03
0.24%
(Market Closed · 00:00:02 UTC)
Follow
Financials & Metrics
Financials
Charting
Short Interest
Employees
SEC Filings by Owner
Select Filings
Insider Ownership
MCGONEGAL JEFFREY
(46)
Expand
4
Statement of changes in beneficial ownership
13 Jan 2023
4
Statement of changes in beneficial ownership
29 Sep 2022
4
Statement of changes in beneficial ownership
14 Sep 2022
4
Statement of changes in beneficial ownership
18 Jul 2022
4
Statement of changes in beneficial ownership
19 May 2022
4
Statement of changes in beneficial ownership
13 Apr 2022
4
Statement of changes in beneficial ownership
18 Jan 2022
4
Statement of changes in beneficial ownership
7 Dec 2021
4
Statement of changes in beneficial ownership
16 Aug 2021
4
Statement of changes in beneficial ownership
3 Jun 2021
Les Jason
(43)
Expand
4
Statement of changes in beneficial ownership
4 Aug
4
Statement of changes in beneficial ownership
6 Jul
4
Statement of changes in beneficial ownership
24 Jun
4
Statement of changes in beneficial ownership
13 May
4
Statement of changes in beneficial ownership
5 Jan
5
Annual statement of beneficial ownership
13 Feb
4
Statement of changes in beneficial ownership
3 Oct 2025
4
Statement of changes in beneficial ownership
1 Oct 2025
4
Statement of changes in beneficial ownership
26 Sep 2025
4
Statement of changes in beneficial ownership
23 Jul 2025
PUSEY GREGORY
(34)
Expand
4
Statement of changes in beneficial ownership
13 Dec 2012
4
Statement of changes in beneficial ownership
2 Jul 2012
4
Statement of changes in beneficial ownership
2 May 2012
4
Statement of changes in beneficial ownership
7 Jan 2011
4
Statement of changes in beneficial ownership
21 Jan 2010
4
Statement of changes in beneficial ownership
18 Dec 2009
4
Statement of changes in beneficial ownership
28 Jan 2009
4
Statement of changes in beneficial ownership
22 Jan 2008
4
Statement of changes in beneficial ownership
28 Jan 2008
4
Statement of changes in beneficial ownership
14 Sep 2007
HEPLER DOUGLAS I
(30)
Expand
4
Statement of changes in beneficial ownership
4 Apr 2012
4
Statement of changes in beneficial ownership
7 Jan 2011
4
Statement of changes in beneficial ownership
1 Apr 2010
4
Statement of changes in beneficial ownership
21 Jan 2010
4
Statement of changes in beneficial ownership
4 Jan 2010
4
Statement of changes in beneficial ownership
12 Aug 2009
4
Statement of changes in beneficial ownership
2 Jul 2009
4
Statement of changes in beneficial ownership
7 May 2009
4
Statement of changes in beneficial ownership
30 Apr 2009
4
Statement of changes in beneficial ownership
31 Mar 2009
Donnelly Richard G
(26)
Expand
4
Statement of changes in beneficial ownership
28 Jan 2009
4
Statement of changes in beneficial ownership
29 Jan 2008
4
Statement of changes in beneficial ownership
22 Jan 2008
4
Statement of changes in beneficial ownership
28 Jan 2008
4
Statement of changes in beneficial ownership
16 Aug 2007
4
Statement of changes in beneficial ownership
27 Apr 2007
4
PRIMARY DOCUMENT
26 Jan 2007
4
PRIMARY DOCUMENT
24 Oct 2006
4
PRIMARY DOCUMENT
22 Aug 2006
4
PRIMARY DOCUMENT
26 Jul 2006
1837 RMB Managers L.L.C.
(26)
Expand
4
PRIMARY DOCUMENT
19 Jul 2007
4
PRIMARY DOCUMENT
18 Jul 2007
4
PRIMARY DOCUMENT
12 Jul 2007
4
PRIMARY DOCUMENT
11 Jul 2007
4
PRIMARY DOCUMENT
10 Jul 2007
4/A
PRIMARY DOCUMENT
10 Jul 2007
4
PRIMARY DOCUMENT
9 Jul 2007
4
PRIMARY DOCUMENT
6 Jul 2007
4
PRIMARY DOCUMENT
3 Jul 2007
4
PRIMARY DOCUMENT
14 Jun 2007
1837 Partners L.P.
(25)
Expand
4
PRIMARY DOCUMENT
19 Jul 2007
4
PRIMARY DOCUMENT
18 Jul 2007
4
PRIMARY DOCUMENT
12 Jul 2007
4
PRIMARY DOCUMENT
11 Jul 2007
4
PRIMARY DOCUMENT
10 Jul 2007
4/A
PRIMARY DOCUMENT
10 Jul 2007
4
PRIMARY DOCUMENT
9 Jul 2007
4
PRIMARY DOCUMENT
6 Jul 2007
4
PRIMARY DOCUMENT
3 Jul 2007
4
PRIMARY DOCUMENT
14 Jun 2007
Werner Ryan D.
(23)
Expand
4
Statement of changes in beneficial ownership
7 Aug
4
Statement of changes in beneficial ownership
4 Aug
4
Statement of changes in beneficial ownership
9 Jul
4
Statement of changes in beneficial ownership
6 Jul
4
Statement of changes in beneficial ownership
24 Jun
4
Statement of changes in beneficial ownership
29 May
4
Statement of changes in beneficial ownership
5 Jan
4
Statement of changes in beneficial ownership
10 Oct 2025
4/A
Statement of changes in beneficial ownership (amendment)
9 Jul 2025
4
Statement of changes in beneficial ownership
9 Jul 2025
1837 Partners QP L.P.
(22)
Expand
4
PRIMARY DOCUMENT
19 Jul 2007
4
PRIMARY DOCUMENT
18 Jul 2007
4
PRIMARY DOCUMENT
12 Jul 2007
4
PRIMARY DOCUMENT
11 Jul 2007
4
PRIMARY DOCUMENT
10 Jul 2007
4/A
PRIMARY DOCUMENT
10 Jul 2007
4
PRIMARY DOCUMENT
9 Jul 2007
4
PRIMARY DOCUMENT
6 Jul 2007
4
PRIMARY DOCUMENT
3 Jul 2007
4
PRIMARY DOCUMENT
14 Jun 2007
Yi Soo Il Benjamin
(22)
Expand
4
Statement of changes in beneficial ownership
5 Jan
4
Statement of changes in beneficial ownership
3 Jul 2024
4
Statement of changes in beneficial ownership
26 Feb 2024
4
Statement of changes in beneficial ownership
5 Jan 2024
4
Statement of changes in beneficial ownership
17 Jul 2023
4
Statement of changes in beneficial ownership
5 Jun 2023
4/A
Statement of changes in beneficial ownership (amendment)
29 Sep 2022
4
Statement of changes in beneficial ownership
28 Sep 2022
4
Statement of changes in beneficial ownership
15 Jul 2022
4
Statement of changes in beneficial ownership
13 Apr 2022
Jackman William Richard
(22)
Expand
4
Statement of changes in beneficial ownership
5 Jan
4/A
Statement of changes in beneficial ownership (amendment)
10 Oct 2025
4
Statement of changes in beneficial ownership
12 Sep 2025
4
Statement of changes in beneficial ownership
3 Jul 2024
4
Statement of changes in beneficial ownership
26 Feb 2024
4
Statement of changes in beneficial ownership
5 Jan 2024
4
Statement of changes in beneficial ownership
12 Dec 2023
4
Statement of changes in beneficial ownership
17 Jul 2023
4
Statement of changes in beneficial ownership
5 Jun 2023
4
Statement of changes in beneficial ownership
13 Jan 2023
D'Ambrosio Lance Varro
(20)
Expand
4
Statement of changes in beneficial ownership
6 Jul
4/A
Statement of changes in beneficial ownership (amendment)
10 Oct 2025
4
Statement of changes in beneficial ownership
15 Jul 2025
4
Statement of changes in beneficial ownership
18 Sep 2024
4
Statement of changes in beneficial ownership
3 Jul 2024
4
Statement of changes in beneficial ownership
3 Jan 2024
4
Statement of changes in beneficial ownership
19 Jul 2023
4
Statement of changes in beneficial ownership
19 Apr 2023
4
Statement of changes in beneficial ownership
19 Jan 2023
4
Statement of changes in beneficial ownership
1 Nov 2022
1837 Partners Ltd.
(19)
Expand
4
PRIMARY DOCUMENT
19 Jul 2007
4
PRIMARY DOCUMENT
18 Jul 2007
4
PRIMARY DOCUMENT
12 Jul 2007
4
PRIMARY DOCUMENT
11 Jul 2007
4
PRIMARY DOCUMENT
10 Jul 2007
4/A
PRIMARY DOCUMENT
10 Jul 2007
4
PRIMARY DOCUMENT
9 Jul 2007
4
PRIMARY DOCUMENT
6 Jul 2007
4
PRIMARY DOCUMENT
3 Jul 2007
4
PRIMARY DOCUMENT
14 Jun 2007
SCHOETTLER GAIL
(18)
Expand
4
Statement of changes in beneficial ownership
11 May 2016
4
Statement of changes in beneficial ownership
14 Jan 2015
4
Statement of changes in beneficial ownership
8 Jan 2014
4
Statement of changes in beneficial ownership
25 Jan 2013
4
Statement of changes in beneficial ownership
13 Dec 2012
4
Statement of changes in beneficial ownership
7 Aug 2012
4
Statement of changes in beneficial ownership
4 Apr 2012
4
Statement of changes in beneficial ownership
7 Jan 2011
4
Statement of changes in beneficial ownership
21 Jan 2010
4
Statement of changes in beneficial ownership
28 Jan 2009
Marleau Hubert
(17)
Expand
4
Statement of changes in beneficial ownership
5 Mar 2025
4
Statement of changes in beneficial ownership
15 Aug 2024
4
Statement of changes in beneficial ownership
3 Jul 2024
4
Statement of changes in beneficial ownership
3 Jan 2024
4
Statement of changes in beneficial ownership
21 Aug 2023
4
Statement of changes in beneficial ownership
4 Apr 2023
4
Statement of changes in beneficial ownership
4 Jan 2023
4
Statement of changes in beneficial ownership
4 Oct 2022
4
Statement of changes in beneficial ownership
29 Sep 2022
4
Statement of changes in beneficial ownership
8 Apr 2022
Cho Hannah
(16)
Expand
4
Statement of changes in beneficial ownership
18 Mar 2025
4
Statement of changes in beneficial ownership
20 Nov 2024
4
Statement of changes in beneficial ownership
8 Aug 2024
4
Statement of changes in beneficial ownership
3 Jul 2024
4
Statement of changes in beneficial ownership
1 Mar 2024
4
Statement of changes in beneficial ownership
3 Jan 2024
4
Statement of changes in beneficial ownership
1 Jun 2023
4
Statement of changes in beneficial ownership
4 Apr 2023
4
Statement of changes in beneficial ownership
4 Jan 2023
4
Statement of changes in beneficial ownership
4 Oct 2022
WELCH DAVID E
(14)
Expand
4
Statement of changes in beneficial ownership
11 May 2016
4
Statement of changes in beneficial ownership
14 Jan 2015
4
Statement of changes in beneficial ownership
8 Jan 2014
4
Statement of changes in beneficial ownership
25 Jan 2013
4
Statement of changes in beneficial ownership
13 Dec 2012
4
Statement of changes in beneficial ownership
4 Apr 2012
4
Statement of changes in beneficial ownership
7 Jan 2011
4
Statement of changes in beneficial ownership
21 Jan 2010
4
Statement of changes in beneficial ownership
28 Jan 2009
4
Statement of changes in beneficial ownership
25 Jan 2008
Brooks Megan M.
(14)
Expand
4
Statement of changes in beneficial ownership
15 Jul 2022
4
Statement of changes in beneficial ownership
16 Jun 2022
4
Statement of changes in beneficial ownership
19 May 2022
4
Statement of changes in beneficial ownership
22 Apr 2022
4
Statement of changes in beneficial ownership
13 Apr 2022
4
Statement of changes in beneficial ownership
8 Apr 2022
4
Statement of changes in beneficial ownership
22 Feb 2022
4
Statement of changes in beneficial ownership
18 Jan 2022
4
Statement of changes in beneficial ownership
16 Dec 2021
4
Statement of changes in beneficial ownership
7 Dec 2021
Lundy Stephen T.
(13)
Expand
4
Statement of changes in beneficial ownership
7 Feb 2017
4
Statement of changes in beneficial ownership
11 May 2016
4
Statement of changes in beneficial ownership
14 Jan 2015
4
Statement of changes in beneficial ownership
8 Jan 2014
4
Statement of changes in beneficial ownership
25 Jan 2013
4
Statement of changes in beneficial ownership
13 Dec 2012
4
Statement of changes in beneficial ownership
2 Jul 2012
4
Statement of changes in beneficial ownership
18 May 2012
4
Statement of changes in beneficial ownership
2 May 2012
4
Statement of changes in beneficial ownership
12 Jul 2011
Harris Chad Everett
(13)
Expand
4
Statement of changes in beneficial ownership
3 Feb 2023
4
Statement of changes in beneficial ownership
13 Jan 2023
4
Statement of changes in beneficial ownership
9 Dec 2022
4
Statement of changes in beneficial ownership
29 Sep 2022
4
Statement of changes in beneficial ownership
21 Jul 2022
4
Statement of changes in beneficial ownership
15 Jul 2022
4
Statement of changes in beneficial ownership
13 Apr 2022
4
Statement of changes in beneficial ownership
18 Jan 2022
4
Statement of changes in beneficial ownership
7 Dec 2021
4
Statement of changes in beneficial ownership
14 Oct 2021
HURST ROGER
(12)
Expand
4
PRIMARY DOCUMENT
9 Aug 2006
4
PRIMARY DOCUMENT
10 Aug 2006
4
PRIMARY DOCUMENT
8 Aug 2006
4
PRIMARY DOCUMENT
2 Aug 2006
4
PRIMARY DOCUMENT
27 Jul 2006
4
PRIMARY DOCUMENT
27 Jun 2006
4
PRIMARY DOCUMENT
19 Jun 2006
4
PRIMARY DOCUMENT
28 Apr 2006
4
PRIMARY DOCUMENT
31 Aug 2004
4
PRIMARY DOCUMENT
22 Jul 2004
Yee Colin M.
(12)
Expand
4
Statement of changes in beneficial ownership
6 Jul
4
Statement of changes in beneficial ownership
5 Jan
4/A
Statement of changes in beneficial ownership (amendment)
10 Oct 2025
4
Statement of changes in beneficial ownership
2 Jul 2025
4
Statement of changes in beneficial ownership
3 Jul 2024
4
Statement of changes in beneficial ownership
26 Feb 2024
4
Statement of changes in beneficial ownership
5 Jan 2024
4
Statement of changes in beneficial ownership
17 Jul 2023
4
Statement of changes in beneficial ownership
30 May 2023
4
Statement of changes in beneficial ownership
14 Apr 2023
FAULKNER DARYL
(10)
Expand
4
Statement of changes in beneficial ownership
11 May 2016
4
Statement of changes in beneficial ownership
14 Jan 2015
4
Statement of changes in beneficial ownership
8 Jan 2014
4
Statement of changes in beneficial ownership
25 Jan 2013
4
Statement of changes in beneficial ownership
13 Dec 2012
4
Statement of changes in beneficial ownership
4 Apr 2012
4
Statement of changes in beneficial ownership
7 Jan 2011
4
Statement of changes in beneficial ownership
21 Jan 2010
4
Statement of changes in beneficial ownership
21 May 2009
3
Initial statement of beneficial ownership
27 Jan 2009
LANDON JOHN H
(9)
Expand
4
Statement of changes in beneficial ownership
14 Jan 2015
4
Statement of changes in beneficial ownership
8 Jan 2014
4
Statement of changes in beneficial ownership
25 Jan 2013
4
Statement of changes in beneficial ownership
13 Dec 2012
4
Statement of changes in beneficial ownership
4 Apr 2012
4
Statement of changes in beneficial ownership
7 Jan 2011
4
Statement of changes in beneficial ownership
21 Jan 2010
4
Statement of changes in beneficial ownership
28 Jan 2009
3
Initial statement of beneficial ownership
23 Dec 2008
Hurd Donald R
(9)
Expand
4
Statement of changes in beneficial ownership
14 Jan 2015
4
PRIMARY DOCUMENT
17 Apr 2014
4
OWNERSHIP DOCUMENT
8 Jan 2014
4
OWNERSHIP DOCUMENT
25 Jan 2013
4
OWNERSHIP DOCUMENT
13 Dec 2012
4
OWNERSHIP DOCUMENT
24 Sep 2012
4
OWNERSHIP DOCUMENT
21 Sep 2012
4
OWNERSHIP DOCUMENT
24 May 2012
3
OWNERSHIP DOCUMENT
24 May 2012
Roaring Fork Capital SBIC, L.P.
(8)
Expand
4
PRIMARY DOCUMENT
27 Dec 2006
4
PRIMARY DOCUMENT
7 Dec 2006
4
PRIMARY DOCUMENT
16 Nov 2006
4
PRIMARY DOCUMENT
25 Sep 2006
4
PRIMARY DOCUMENT
22 Aug 2006
4
PRIMARY DOCUMENT
9 May 2006
4
PRIMARY DOCUMENT
28 Nov 2005
3
PRIMARY DOCUMENT
16 May 2005
Merson Michael R
(8)
Expand
4
Statement of changes in beneficial ownership
3 Jul 2012
4
Statement of changes in beneficial ownership
4 Apr 2012
4
Statement of changes in beneficial ownership
7 Jan 2011
4
Statement of changes in beneficial ownership
21 Jan 2010
4
Statement of changes in beneficial ownership
11 Aug 2009
4
Statement of changes in beneficial ownership
5 Aug 2009
4
Statement of changes in beneficial ownership
29 Jan 2009
3
Initial statement of beneficial ownership
17 Jul 2008
Theriot Lyle Joseph
(8)
Expand
4
Statement of changes in beneficial ownership
18 Jul 2022
4
Statement of changes in beneficial ownership
13 Apr 2022
4
Statement of changes in beneficial ownership
18 Jan 2022
4
Statement of changes in beneficial ownership
7 Dec 2021
4
Statement of changes in beneficial ownership
14 Oct 2021
4
Statement of changes in beneficial ownership
16 Aug 2021
3
Initial statement of beneficial ownership
28 May 2021
4
Statement of changes in beneficial ownership
28 May 2021
Howell Stephen Mitchell Jr.
(8)
Expand
4
Statement of changes in beneficial ownership
14 Aug
4
Statement of changes in beneficial ownership
4 Aug
4
Statement of changes in beneficial ownership
6 Jul
4
Statement of changes in beneficial ownership
5 Jan
4/A
Statement of changes in beneficial ownership (amendment)
10 Oct 2025
4
Statement of changes in beneficial ownership
3 Jul 2025
4
Statement of changes in beneficial ownership
3 Jul 2024
3
Initial statement of beneficial ownership
11 Jun 2024
Beeghley Michael Martin
(7)
Expand
4
Statement of changes in beneficial ownership
7 Nov 2017
4
Statement of changes in beneficial ownership
29 Sep 2017
4
Statement of changes in beneficial ownership
23 Aug 2017
4
Statement of changes in beneficial ownership
10 Apr 2017
4
Statement of changes in beneficial ownership
7 Feb 2017
4
Statement of changes in beneficial ownership
2 Dec 2016
3
Initial statement of beneficial ownership
2 Dec 2016
Mancini Remo
(7)
Expand
4
Statement of changes in beneficial ownership
18 Nov 2020
4
Statement of changes in beneficial ownership
15 May 2020
4
Statement of changes in beneficial ownership
2 Mar 2020
4
Statement of changes in beneficial ownership
18 Dec 2019
4
Statement of changes in beneficial ownership
24 Sep 2018
4
Statement of changes in beneficial ownership
23 Mar 2018
3
Initial statement of beneficial ownership
2 Mar 2018
Evans Susan A
(6)
Expand
4
Statement of changes in beneficial ownership
11 May 2016
4
Statement of changes in beneficial ownership
14 Jan 2015
4
OWNERSHIP DOCUMENT
8 Jan 2014
4
OWNERSHIP DOCUMENT
25 Jan 2013
3
OWNERSHIP DOCUMENT
3 Jan 2013
4
OWNERSHIP DOCUMENT
3 Jan 2013
O'Rourke John R. III
(6)
Expand
4
Statement of changes in beneficial ownership
29 Dec 2017
4
Statement of changes in beneficial ownership
3 Nov 2017
4
Statement of changes in beneficial ownership
29 Sep 2017
4
Statement of changes in beneficial ownership
23 Aug 2017
4
Statement of changes in beneficial ownership
7 Feb 2017
3
Initial statement of beneficial ownership
17 Jan 2017
Chung Jason
(6)
Expand
4
Statement of changes in beneficial ownership
5 Jan
4
Statement of changes in beneficial ownership
3 Jul 2024
4
Statement of changes in beneficial ownership
26 Feb 2024
4/A
Statement of changes in beneficial ownership (amendment)
1 Feb 2024
4
Statement of changes in beneficial ownership
5 Jan 2024
3
Initial statement of beneficial ownership
2 Aug 2023
RATAIN MARK J
(5)
Expand
4
Statement of changes in beneficial ownership
4 Apr 2012
4
Statement of changes in beneficial ownership
7 Jan 2011
4
Statement of changes in beneficial ownership
21 Jan 2010
4
Statement of changes in beneficial ownership
28 Jan 2009
3
Initial statement of beneficial ownership
7 Apr 2008
Williams Stephen Alaric
(5)
Expand
4
Statement of changes in beneficial ownership
11 May 2016
4
Statement of changes in beneficial ownership
14 Jan 2015
4
OWNERSHIP DOCUMENT
8 Jan 2014
4
OWNERSHIP DOCUMENT
2 May 2013
3
OWNERSHIP DOCUMENT
2 May 2013
Leverton Jaime
(5)
Expand
4
Statement of changes in beneficial ownership
6 Jul
4
Statement of changes in beneficial ownership
15 Jul 2025
4
Statement of changes in beneficial ownership
2 Jul 2025
4
Statement of changes in beneficial ownership
25 Feb 2025
3
Initial statement of beneficial ownership
24 Feb 2025
Mouton Douglas
(5)
Expand
4
Statement of changes in beneficial ownership
6 Jul
4
Statement of changes in beneficial ownership
15 Jul 2025
4
Statement of changes in beneficial ownership
20 Mar 2025
4
Statement of changes in beneficial ownership
25 Feb 2025
3
Initial statement of beneficial ownership
24 Feb 2025
Gibbs Jonathan
(5)
Expand
4
Statement of changes in beneficial ownership
14 Apr
4
Statement of changes in beneficial ownership
5 Jan
4
Statement of changes in beneficial ownership
3 Dec 2025
4
Statement of changes in beneficial ownership
12 Jun 2025
3
Initial statement of beneficial ownership
11 Jun 2025
Talon Opportunity Managers, L.L.C.
(4)
Expand
4
PRIMARY DOCUMENT
5 Apr 2006
4
PRIMARY DOCUMENT
22 Dec 2005
4
PRIMARY DOCUMENT
9 May 2005
3
PRIMARY DOCUMENT
28 Dec 2004
Talon Opportunity Partners, L.P.
(4)
Expand
4
PRIMARY DOCUMENT
5 Apr 2006
4
PRIMARY DOCUMENT
22 Dec 2005
4
PRIMARY DOCUMENT
9 May 2005
3
PRIMARY DOCUMENT
28 Dec 2004
Bennett Gregory L
(4)
Expand
4
Statement of changes in beneficial ownership
12 Jul 2011
4
Statement of changes in beneficial ownership
7 Jan 2011
4
Statement of changes in beneficial ownership
21 Jan 2010
3
Initial statement of beneficial ownership
21 Jan 2010
Honig Barry C
(4)
Expand
4
Statement of changes in beneficial ownership
4 Jan 2017
4
Statement of changes in beneficial ownership
2 Dec 2016
4
Statement of changes in beneficial ownership
8 Nov 2016
3
Initial statement of beneficial ownership
13 Sep 2016
KAPLAN ANDREW J
(4)
Expand
4
Statement of changes in beneficial ownership
24 Sep 2018
4
Statement of changes in beneficial ownership
23 Mar 2018
4
Statement of changes in beneficial ownership
23 Aug 2017
3
Initial statement of beneficial ownership
8 May 2017
Ensey Christopher
(4)
Expand
4
Statement of changes in beneficial ownership
24 Sep 2018
4/A
PRIMARY DOCUMENT
15 Mar 2019
3
Initial statement of beneficial ownership
13 Feb 2018
3/A
PRIMARY DOCUMENT
15 Mar 2019
Turner Michael John
(4)
Expand
4
Statement of changes in beneficial ownership
6 Jul
4
Statement of changes in beneficial ownership
15 Jul 2025
4
Statement of changes in beneficial ownership
25 Feb 2025
3
Initial statement of beneficial ownership
24 Feb 2025
PEIERLS E JEFFREY
(3)
Expand
4
Statement of changes in beneficial ownership
18 Apr 2007
4
PRIMARY DOCUMENT
28 Nov 2005
3
PRIMARY DOCUMENT
16 May 2005
CASPARI ROBERT FREDERICK
(3)
Expand
4
Statement of changes in beneficial ownership
21 Jan 2010
4
Statement of changes in beneficial ownership
19 May 2009
3
Initial statement of beneficial ownership
17 Feb 2009
LANDMANN CATHY
(3)
Expand
4
PRIMARY DOCUMENT
1 Oct 2003
4
PRIMARY DOCUMENT
18 Jun 2003
3
Initial statement of beneficial ownership
1 Oct 2002
Peierls Foundation, Inc.
(3)
Expand
4
Statement of changes in beneficial ownership
18 Apr 2007
4
PRIMARY DOCUMENT
28 Nov 2005
3
PRIMARY DOCUMENT
16 May 2005
Peierls Brian E
(3)
Expand
4
Statement of changes in beneficial ownership
18 Apr 2007
4
PRIMARY DOCUMENT
28 Nov 2005
3
PRIMARY DOCUMENT
16 May 2005
Colgin Mark
(3)
Expand
4
Statement of changes in beneficial ownership
7 Jan 2011
4
Statement of changes in beneficial ownership
21 Jan 2010
3
Initial statement of beneficial ownership
2 Mar 2009
Miller Erik
(3)
Expand
4
Statement of changes in beneficial ownership
2 May 2012
4
Statement of changes in beneficial ownership
20 Jan 2011
3
Initial statement of beneficial ownership
20 Jan 2011
Dai Mike
(3)
Expand
4
Statement of changes in beneficial ownership
23 Aug 2017
4
Statement of changes in beneficial ownership
7 Feb 2017
3
Initial statement of beneficial ownership
17 Jan 2017
Northern Data AG
(3)
Expand
4
Statement of changes in beneficial ownership
7 Sep 2021
4
Statement of changes in beneficial ownership
3 Sep 2021
3
Initial statement of beneficial ownership
27 May 2021
ROUTH MICHAEL W
(2)
Expand
4
Statement of changes in beneficial ownership
2 Dec 2016
3
Initial statement of beneficial ownership
2 Dec 2016
Whitcomb Richard J.
(2)
Expand
4
Statement of changes in beneficial ownership
23 Sep 2016
3
Initial statement of beneficial ownership
23 Sep 2016
Chang Robby Sai Kit
(2)
Expand
4
Statement of changes in beneficial ownership
24 Sep 2018
3
Initial statement of beneficial ownership
7 Mar 2018
LIEBER HOWARD
(1)
Expand
3
PRIMARY DOCUMENT
27 Jun 2003
So Eric
(1)
Expand
3
Initial statement of beneficial ownership
30 Oct 2017
Robertsen Daniel Stefan
(1)
Expand
3
Initial statement of beneficial ownership
31 Jan 2018
≥5% Ownership
Riot Platforms, Inc.
(23)
Expand
SC 13D/A
Bitfarms Ltd
18 Aug 2025
SC 13D/A
Bitfarms Ltd
8 Aug 2025
SC 13D/A
Bitfarms Ltd
23 Jul 2025
SC 13D/A
Bitfarms Ltd
16 Jul 2025
SC 13D/A
Bitfarms Ltd
8 Jul 2025
SC 13D/A
Bitfarms Ltd
1 Jul 2025
SC 13D/A
Bitfarms Ltd
20 Jun 2025
SC 13D/A
Bitfarms Ltd
6 Jun 2025
SC 13D/A
Bitfarms Ltd
9 Apr 2025
SC 13D/A
Bitfarms Ltd
23 Sep 2024
Honig Barry C
(11)
Expand
SC 13D/A
Riot Blockchain, Inc.
19 Apr 2018
SC 13D/A
Riot Blockchain, Inc.
18 Apr 2018
SC 13D/A
Riot Blockchain, Inc.
13 Feb 2018
SC 13D/A
Bioptix, Inc.
5 Jan 2017
SC 13D/A
Bioptix, Inc.
1 Dec 2016
SC 13D/A
Venaxis, Inc.
9 Nov 2016
SC 13D/A
Venaxis, Inc.
14 Sep 2016
SC 13D/A
Venaxis, Inc.
13 Sep 2016
SC 13D
Venaxis, Inc.
8 Sep 2016
SC 13G/A
Venaxis, Inc.
16 May 2016
PERKINS CAPITAL MANAGEMENT INC
(10)
Expand
SC 13G/A
Venaxis, Inc.
1 Feb 2016
SC 13G/A
Venaxis, Inc.
28 Jan 2015
SC 13G/A
Venaxis, Inc.
7 Feb 2014
SC 13G/A
Venaxis, Inc.
11 Jul 2013
SC 13G/A
Venaxis, Inc.
10 Jul 2013
SC 13G/A
Venaxis, Inc.
1 Feb 2013
SC 13G/A
AspenBio Pharma, Inc.
12 Jul 2012
SC 13G/A
AspenBio Pharma, Inc.
9 Apr 2012
SC 13G/A
AspenBio Pharma, Inc.
3 Feb 2012
SC 13G
AspenBio Pharma, Inc.
11 Jan 2012
DeFrancesco Catherine Johanna
(9)
Expand
SC 13D/A
Bioptix, Inc.
10 Jan 2017
SC 13D/A
Bioptix, Inc.
13 Dec 2016
SC 13D/A
Bioptix, Inc.
9 Dec 2016
SC 13D/A
Bioptix, Inc.
5 Dec 2016
SC 13D/A
Venaxis, Inc.
25 Oct 2016
SC 13D/A
Venaxis, Inc.
20 Oct 2016
SC 13D/A
Venaxis, Inc.
20 Sep 2016
SC 13D/A
Venaxis, Inc.
14 Sep 2016
SC 13D
Venaxis, Inc.
12 Sep 2016
VANGUARD GROUP INC
(5)
Expand
SC 13G/A
Riot Platforms, Inc.
27 Mar
SC 13G/A
Riot Platforms, Inc.
13 Feb 2024
SC 13G/A
Riot Platforms, Inc.
10 Jul 2023
SC 13G/A
Riot Platforms, Inc.
9 Feb 2023
SC 13G
Riot Blockchain, Inc.
10 Feb 2022
TALON ASSET MANAGEMENT, LLC
(5)
Expand
SC 13D/A
AspenBio Pharma, Inc.
6 Apr 2006
SC 13D/A
AspenBio Pharma, Inc.
14 Feb 2006
SC 13D
Aspenbio Inc
13 May 2005
SC 13G/A
Aspenbio Inc
11 Feb 2005
SC 13G
Aspenbio Inc
27 Aug 2004
Peierls Foundation, Inc.
(5)
Expand
SC 13G/A
AspenBio Pharma, Inc.
5 Jul 2012
SC 13G/A
AspenBio Pharma, Inc.
16 Feb 2010
SC 13G/A
AspenBio Pharma, Inc.
25 Feb 2008
SC 13G/A
AspenBio Pharma, Inc.
28 Nov 2005
SC 13G
Aspenbio Inc
16 May 2005
RMB Capital Management, LLC
(5)
Expand
SC 13G/A
AspenBio Pharma, Inc.
9 Feb 2011
SC 13G/A
AspenBio Pharma, Inc.
5 Feb 2010
SC 13G/A
AspenBio Pharma, Inc.
12 Feb 2009
SC 13G
AspenBio Pharma, Inc.
14 Feb 2008
SC 13G
AspenBio Pharma, Inc.
30 Jun 2006
FMR LLC
(4)
Expand
SC 13G/A
Riot Platforms, Inc.
6 Aug
SC 13G
Riot Platforms, Inc.
6 May
SC 13G/A
Riot Platforms, Inc.
5 Feb
SC 13G
Riot Platforms, Inc.
5 Nov 2025
WILLIAM HARRIS INVESTORS INC
(4)
Expand
SC 13G/A
AspenBio Pharma, Inc.
13 Feb 2008
SC 13G/A
AspenBio Pharma, Inc.
14 Feb 2007
SC 13G/A
AspenBio Pharma, Inc.
12 Apr 2006
SC 13G
AspenBio Pharma, Inc.
11 Apr 2006
Corriente Advisors, LLC
(4)
Expand
SC 13G/A
AspenBio Pharma, Inc.
16 Feb 2010
SC 13G/A
AspenBio Pharma, Inc.
17 Feb 2009
SC 13G/A
AspenBio Pharma, Inc.
13 Feb 2008
SC 13G
AspenBio Pharma, Inc.
29 Nov 2007
SUSQUEHANNA SECURITIES, LLC
(4)
Expand
SC 13G/A
Riot Blockchain, Inc.
14 Feb 2022
SC 13G
Riot Blockchain, Inc.
16 Feb 2021
SC 13G/A
Riot Blockchain, Inc.
14 Feb 2019
SC 13G
Riot Blockchain, Inc.
9 Feb 2018
MGT CAPITAL INVESTMENTS INC
(3)
Expand
SC 13D/A
Venaxis, Inc.
2 Sep 2016
SC 13D/A
Venaxis, Inc.
19 May 2016
SC 13D
Venaxis, Inc.
18 May 2016
Roaring Fork Capital SBIC, L.P.
(3)
Expand
SC 13G/A
AspenBio Pharma, Inc.
13 Feb 2008
SC 13G/A
AspenBio Pharma, Inc.
2 Feb 2007
SC 13G
Aspenbio Inc
16 May 2005
SOPHROSYNE CAPITAL LLC
(3)
Expand
SC 13G/A
Venaxis, Inc.
29 Jan 2014
SC 13G/A
AspenBio Pharma, Inc.
27 Nov 2012
SC 13G
AspenBio Pharma, Inc.
9 Oct 2012
CALC III LP
(3)
Expand
SC 13G
Riot Blockchain, Inc.
18 Apr 2019
SC 13G/A
Riot Blockchain, Inc.
14 Feb 2019
SC 13G
Riot Blockchain, Inc.
14 Feb 2018
JANE STREET GROUP, LLC
(3)
Expand
SC 13G
Riot Platforms, Inc.
11 May
SC 13G/A
Riot Platforms, Inc.
4 Feb
SC 13G
Riot Platforms, Inc.
20 Nov 2025
Remeditex Ventures LLC
(3)
Expand
SC 13G/A
Bioptix, Inc.
5 Apr 2017
SC 13G/A
Venaxis, Inc.
1 Nov 2016
SC 13G
Venaxis, Inc.
19 Sep 2016
Northurst Inc.
(3)
Expand
SC 13G/A
Riot Blockchain, Inc.
31 Jan 2019
SC 13G/A
Riot Blockchain, Inc.
15 Feb 2018
SC 13G
Bioptix, Inc.
4 Aug 2017
Northern Data AG
(3)
Expand
SC 13G/A
Riot Blockchain, Inc.
22 Sep 2021
SC 13G/A
Riot Blockchain, Inc.
7 Sep 2021
SC 13G
Riot Blockchain, Inc.
27 May 2021
GOLDMAN SACHS GROUP INC
(2)
Expand
SC 13G/A
Riot Platforms, Inc.
14 Aug 2025
SC 13G
Riot Platforms, Inc.
12 May 2025
PEIERLS E JEFFREY
(2)
Expand
SC 13G/A
Riot Blockchain, Inc.
9 Feb 2018
SC 13G
Bioptix, Inc.
10 Feb 2017
HONIG JONATHAN
(2)
Expand
SC 13G/A
Riot Blockchain, Inc.
13 Feb 2018
SC 13G
Riot Blockchain, Inc.
11 Oct 2017
Flynn James E
(2)
Expand
SC 13G/A
Venaxis, Inc.
14 Feb 2014
SC 13G
Venaxis, Inc.
30 May 2013
BlackRock Inc.
(2)
Expand
SC 13G/A
Riot Platforms, Inc.
26 Jan 2024
SC 13G
Riot Platforms, Inc.
3 Feb 2023
Hudson Bay Capital Management LP
(2)
Expand
SC 13G/A
Riot Blockchain, Inc.
31 Jan 2019
SC 13G
Riot Blockchain, Inc.
2 Feb 2018
SABBY MANAGEMENT, LLC
(2)
Expand
SC 13G/A
Venaxis, Inc.
28 Jan 2013
SC 13G
AspenBio Pharma, Inc.
9 Jan 2012
Groussman Mark
(2)
Expand
SC 13G/A
Riot Blockchain, Inc.
15 Feb 2018
SC 13G
Riot Blockchain, Inc.
13 Oct 2017
MARATHON CAPITAL MANAGEMENT
(1)
Expand
SC 13G
AspenBio Pharma, Inc.
25 Jan 2007
LIEBER HOWARD
(1)
Expand
SC 13D
Aspenbio Inc
27 Jun 2003
Citadel Securities GP LLC
(1)
Expand
SC 13G/A
Riot Blockchain, Inc.
14 Feb 2020
VANGUARD PORTFOLIO MANAGEMENT LLC
(1)
Expand
SC 13G
Riot Platforms, Inc.
29 Apr
Ask in Filing
