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Alphatec Holdings, Inc.(ATEC US)

$7.53-0.273.46%(Market Open · 17:41:17 UTC)

Doc Search Profile Entity StructureFinancials Charting Short Interest Employees

Overview

Profile Entity Structure

Documents

Categorized Chronological By Owner

Financials & Metrics

Financials Charting Short Interest Employees

Home
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Home Stock Screener Document Search Charting Watchlists Recent Filings

Alphatec Holdings, Inc.(ATEC US)

$7.53-0.273.46%(Market Open · 17:41:17 UTC)

Doc Search Profile Entity StructureFinancials Charting Short Interest Employees

Overview

Profile Entity Structure

Documents

Categorized Chronological By Owner

Financials & Metrics

Financials Charting Short Interest Employees

ATEC US

ATEC US

SEC Filings

SEC Filings

Financials(96)

10-QQ3ended 30 Sept 202629 Oct
10-QQ2ended 30 Jun 20264 Aug
10-QQ1ended 31 Mar 20265 May
10-KFY 2025ended 31 Dec 202524 Feb
10-QQ3ended 30 Sept 202530 Oct 2025
10-QQ2ended 30 Jun 202531 Jul 2025
10-QQ1ended 31 Mar 20251 May 2025
10-KFY 2024ended 31 Dec 202426 Feb 2025
10-QQ3ended 30 Sept 202430 Oct 2024
10-QQ2ended 30 Jun 202431 Jul 2024
10-QQ1ended 31 Mar 20247 May 2024
10-KFY 2023ended 31 Dec 202327 Feb 2024
10-QQ3ended 30 Sept 20236 Nov 2023
10-QQ2ended 30 Jun 20233 Aug 2023
10-QQ1ended 31 Mar 20234 May 2023

Events(274)

8-KResults of Operations and Financial Condition29 Oct
8-KResults of Operations and Financial Condition4 Aug
8-KDeparture of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers11 Jun
8-KEntry into a Material Definitive Agreement5 May
8-KDeparture of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers3 Mar
8-KResults of Operations and Financial Condition24 Feb
8-KResults of Operations and Financial Condition12 Jan
8-KOther Events7 Nov 2025
8-KResults of Operations and Financial Condition30 Oct 2025
8-KResults of Operations and Financial Condition31 Jul 2025
8-KCharter/Bylaw Amendment; Fiscal Year Change13 Jun 2025
8-KResults of Operations and Financial Condition1 May 2025
8-KDirector/Officer Changes & Compensatory Arrangements3 Apr 2025
8-KOther Events14 Mar 2025
8-KEntry into Material Agreement7 Mar 2025

Insider Ownership(930)

4Demski David M2 Nov
4Carls Thomas Andrew5 Oct
3Carls Thomas Andrew24 Sep
4Miles Patrick10 Sep
4Marshall Tyson Eliot7 Aug
4MCGINNIS KAREN K12 Jun
4Blackford Quentin S.12 Jun
4Valentine Keith12 Jun
4Pelizzon David R12 Jun
4Demski David M12 Jun
4Berkowitz Mortimer III12 Jun
4Valentine Keith11 May
4Marshall Tyson Eliot9 Apr
4Koning John Todd17 Mar
4Lish Scott17 Mar

Beneficial Ownership(51)

SC 13D/AAlphatec Holdings, Inc.17 Dec 2025
SC 13D/AAlphatec Holdings, Inc.23 Apr 2025
SC 13D/AAlphatec Holdings, Inc.11 Apr 2025
SC 13D/AAlphatec Holdings, Inc.6 Feb 2025
SC 13D/AAlphatec Holdings, Inc.12 Nov 2024
SC 13D/AAlphatec Holdings, Inc.22 Mar 2024
SC 13GAlphatec Holdings, Inc.29 Jan 2024
SC 13D/AAlphatec Holdings, Inc.12 May 2023
SC 13D/AAlphatec Holdings, Inc.27 Jan 2023
SC 13D/AAlphatec Holdings, Inc.29 Jun 2022
SC 13G/AAlphatec Holdings, Inc.12 Apr 2021
SC 13DAlphatec Holdings, Inc.11 Mar 2021
SC 13GAlphatec Holdings, Inc.2 Feb 2021
SC 13G/AAlphatec Holdings, Inc.14 Feb 2020
SC 13G/AAlphatec Holdings, Inc.11 Feb 2020

Other Ownership(83)

144Marshall Tyson Eliot5 Aug
144MCGINNIS KAREN K11 Jun
144Koning John Todd13 Mar
144Lish Scott13 Mar
144Sponsel David11 Mar
144Hunsaker Craig E6 Mar
144Marshall Tyson Eliot5 Mar
144Sponsel David5 Feb
144Hunsaker Craig E3 Feb
144Miles Patrick5 Jan
144Lish Scott16 Dec 2025
144Demski David M11 Dec 2025
144Sponsel David10 Dec 2025
144Marshall Tyson Eliot5 Dec 2025
144Marshall Tyson Eliot5 Dec 2025

Proxies(50)

ARSAnnual report to security holders29 Apr
DEFA14ADefinitive additional materials29 Apr
DEF 14ADefinitive proxy statement29 Apr
DEFA14ADefinitive additional materials8 May 2025
ARSAnnual report to security holders29 Apr 2025
DEF 14ADefinitive proxy statement25 Apr 2025
DEFA14ADefinitive additional materials25 Apr 2025
PRE 14APreliminary proxy statement11 Apr 2025
ARSAnnual report to security holders26 Apr 2024
DEFA14ADefinitive additional materials26 Apr 2024
DEF 14ADefinitive proxy statement26 Apr 2024
ARSAnnual report to security holders2 May 2023
DEF 14ADefinitive proxy statement28 Apr 2023
DEFA14ADefinitive additional materials28 Apr 2023
DEFA14ADefinitive additional materials28 Apr 2022

Registrations(83)

S-8Registration statement (employee benefit plan)4 Aug
S-8Registration statement (employee benefit plan)11 Jun
S-8Registration statement (employee benefit plan)13 Jun 2025
S-3ASRAutomatic shelf registration statement (S-3)15 Nov 2024
S-8Registration statement (employee benefit plan)28 Feb 2024
424B5Prospectus filing (Rule 424(b)(5))26 Oct 2023
424B5Prospectus filing (Rule 424(b)(5))24 Oct 2023
S-8Registration statement (employee benefit plan)20 Jun 2023
424B5Prospectus filing (Rule 424(b)(5))20 Apr 2023
S-3ASRAutomatic shelf registration statement (S-3)19 Apr 2023
S-8Registration statement (employee benefit plan)6 Aug 2021
424B5Prospectus filing (Rule 424(b)(5))15 Oct 2020
424B5Prospectus filing (Rule 424(b)(5))13 Oct 2020
S-3Registration statement (primary offering)6 Aug 2020
S-8Registration statement (employee benefit plan)30 Jun 2020

Filing Review Correspondence(12)

CORRESPFiling review correspondence14 Dec 2023
CORRESPFiling review correspondence18 May 2021
CORRESPFiling review correspondence6 May 2021
CORRESPFiling review correspondence14 Aug 2020
CORRESPFiling review correspondence8 Jul 2020
CORRESPFiling review correspondence31 Jul 2019
CORRESPFiling review correspondence11 Dec 2018
CORRESPFiling review correspondence9 May 2018
CORRESPFiling review correspondence8 May 2017
CORRESPFiling review correspondence7 Sep 2016
CORRESPFiling review correspondence1 Jun 2006
CORRESPFiling review correspondence30 May 2006

SEC Orders And Notices(32)

EFFECTNotice of effectiveness10 May 2021
EFFECTNotice of effectiveness18 Aug 2020
EFFECTNotice of effectiveness10 Jul 2020
EFFECTNotice of effectiveness2 Aug 2019
EFFECTNotice of effectiveness13 Dec 2018
EFFECTNotice of effectiveness11 May 2018
CT ORDERConfidential treatment order30 Mar 2018
CT ORDERConfidential treatment order23 May 2017
EFFECTNotice of effectiveness9 May 2017
CT ORDERConfidential treatment order28 Nov 2016
CT ORDERConfidential treatment order21 Sep 2016
CT ORDERConfidential treatment order16 Dec 2015
CT ORDERConfidential treatment order26 Oct 2015
CT ORDERConfidential treatment order26 Oct 2015
EFFECTNotice of effectiveness23 Dec 2014

Tender Offers And Going Private(2)

SC TO-I/ASCHEDULE TO/A20 Dec 2012
SC TO-ISCHEDULE TO ISSUER TENDER OFFER19 Nov 2012

Exempt Offerings(6)

D06b31 Dec 2020
D06b22 Mar 2018
D06b18 Oct 2017
D06b11 Apr 2017
DNotice of exempt offering of securities (Reg D)9 Nov 2012
DNotice of exempt offering of securities (Reg D)19 Jun 2009

Other(13)

SDSD28 May
SDSD28 May 2025
SDSD21 May 2024
SDSD19 May 2023
SDSD17 May 2022
SDSD20 May 2021
SDSD29 May 2020
SDSD20 May 2019
SDSD22 May 2018
SDSD31 May 2017
SDSD31 May 2016
SDSD1 Jun 2015
SDSD28 May 2014

Financials(96)

10-QQ3ended 30 Sept 202629 Oct
10-QQ2ended 30 Jun 20264 Aug
10-QQ1ended 31 Mar 20265 May
10-KFY 2025ended 31 Dec 202524 Feb
10-QQ3ended 30 Sept 202530 Oct 2025
10-QQ2ended 30 Jun 202531 Jul 2025
10-QQ1ended 31 Mar 20251 May 2025
10-KFY 2024ended 31 Dec 202426 Feb 2025
10-QQ3ended 30 Sept 202430 Oct 2024
10-QQ2ended 30 Jun 202431 Jul 2024
10-QQ1ended 31 Mar 20247 May 2024
10-KFY 2023ended 31 Dec 202327 Feb 2024
10-QQ3ended 30 Sept 20236 Nov 2023
10-QQ2ended 30 Jun 20233 Aug 2023
10-QQ1ended 31 Mar 20234 May 2023

Events(274)

8-KResults of Operations and Financial Condition29 Oct
8-KResults of Operations and Financial Condition4 Aug
8-KDeparture of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers11 Jun
8-KEntry into a Material Definitive Agreement5 May
8-KDeparture of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers3 Mar
8-KResults of Operations and Financial Condition24 Feb
8-KResults of Operations and Financial Condition12 Jan
8-KOther Events7 Nov 2025
8-KResults of Operations and Financial Condition30 Oct 2025
8-KResults of Operations and Financial Condition31 Jul 2025
8-KCharter/Bylaw Amendment; Fiscal Year Change13 Jun 2025
8-KResults of Operations and Financial Condition1 May 2025
8-KDirector/Officer Changes & Compensatory Arrangements3 Apr 2025
8-KOther Events14 Mar 2025
8-KEntry into Material Agreement7 Mar 2025

Insider Ownership(930)

4Demski David M2 Nov
4Carls Thomas Andrew5 Oct
3Carls Thomas Andrew24 Sep
4Miles Patrick10 Sep
4Marshall Tyson Eliot7 Aug
4MCGINNIS KAREN K12 Jun
4Blackford Quentin S.12 Jun
4Valentine Keith12 Jun
4Pelizzon David R12 Jun
4Demski David M12 Jun
4Berkowitz Mortimer III12 Jun
4Valentine Keith11 May
4Marshall Tyson Eliot9 Apr
4Koning John Todd17 Mar
4Lish Scott17 Mar

Beneficial Ownership(51)

SC 13D/AAlphatec Holdings, Inc.17 Dec 2025
SC 13D/AAlphatec Holdings, Inc.23 Apr 2025
SC 13D/AAlphatec Holdings, Inc.11 Apr 2025
SC 13D/AAlphatec Holdings, Inc.6 Feb 2025
SC 13D/AAlphatec Holdings, Inc.12 Nov 2024
SC 13D/AAlphatec Holdings, Inc.22 Mar 2024
SC 13GAlphatec Holdings, Inc.29 Jan 2024
SC 13D/AAlphatec Holdings, Inc.12 May 2023
SC 13D/AAlphatec Holdings, Inc.27 Jan 2023
SC 13D/AAlphatec Holdings, Inc.29 Jun 2022
SC 13G/AAlphatec Holdings, Inc.12 Apr 2021
SC 13DAlphatec Holdings, Inc.11 Mar 2021
SC 13GAlphatec Holdings, Inc.2 Feb 2021
SC 13G/AAlphatec Holdings, Inc.14 Feb 2020
SC 13G/AAlphatec Holdings, Inc.11 Feb 2020

Other Ownership(83)

144Marshall Tyson Eliot5 Aug
144MCGINNIS KAREN K11 Jun
144Koning John Todd13 Mar
144Lish Scott13 Mar
144Sponsel David11 Mar
144Hunsaker Craig E6 Mar
144Marshall Tyson Eliot5 Mar
144Sponsel David5 Feb
144Hunsaker Craig E3 Feb
144Miles Patrick5 Jan
144Lish Scott16 Dec 2025
144Demski David M11 Dec 2025
144Sponsel David10 Dec 2025
144Marshall Tyson Eliot5 Dec 2025
144Marshall Tyson Eliot5 Dec 2025

Proxies(50)

ARSAnnual report to security holders29 Apr
DEFA14ADefinitive additional materials29 Apr
DEF 14ADefinitive proxy statement29 Apr
DEFA14ADefinitive additional materials8 May 2025
ARSAnnual report to security holders29 Apr 2025
DEF 14ADefinitive proxy statement25 Apr 2025
DEFA14ADefinitive additional materials25 Apr 2025
PRE 14APreliminary proxy statement11 Apr 2025
ARSAnnual report to security holders26 Apr 2024
DEFA14ADefinitive additional materials26 Apr 2024
DEF 14ADefinitive proxy statement26 Apr 2024
ARSAnnual report to security holders2 May 2023
DEF 14ADefinitive proxy statement28 Apr 2023
DEFA14ADefinitive additional materials28 Apr 2023
DEFA14ADefinitive additional materials28 Apr 2022

Registrations(83)

S-8Registration statement (employee benefit plan)4 Aug
S-8Registration statement (employee benefit plan)11 Jun
S-8Registration statement (employee benefit plan)13 Jun 2025
S-3ASRAutomatic shelf registration statement (S-3)15 Nov 2024
S-8Registration statement (employee benefit plan)28 Feb 2024
424B5Prospectus filing (Rule 424(b)(5))26 Oct 2023
424B5Prospectus filing (Rule 424(b)(5))24 Oct 2023
S-8Registration statement (employee benefit plan)20 Jun 2023
424B5Prospectus filing (Rule 424(b)(5))20 Apr 2023
S-3ASRAutomatic shelf registration statement (S-3)19 Apr 2023
S-8Registration statement (employee benefit plan)6 Aug 2021
424B5Prospectus filing (Rule 424(b)(5))15 Oct 2020
424B5Prospectus filing (Rule 424(b)(5))13 Oct 2020
S-3Registration statement (primary offering)6 Aug 2020
S-8Registration statement (employee benefit plan)30 Jun 2020

Filing Review Correspondence(12)

CORRESPFiling review correspondence14 Dec 2023
CORRESPFiling review correspondence18 May 2021
CORRESPFiling review correspondence6 May 2021
CORRESPFiling review correspondence14 Aug 2020
CORRESPFiling review correspondence8 Jul 2020
CORRESPFiling review correspondence31 Jul 2019
CORRESPFiling review correspondence11 Dec 2018
CORRESPFiling review correspondence9 May 2018
CORRESPFiling review correspondence8 May 2017
CORRESPFiling review correspondence7 Sep 2016
CORRESPFiling review correspondence1 Jun 2006
CORRESPFiling review correspondence30 May 2006

SEC Orders And Notices(32)

EFFECTNotice of effectiveness10 May 2021
EFFECTNotice of effectiveness18 Aug 2020
EFFECTNotice of effectiveness10 Jul 2020
EFFECTNotice of effectiveness2 Aug 2019
EFFECTNotice of effectiveness13 Dec 2018
EFFECTNotice of effectiveness11 May 2018
CT ORDERConfidential treatment order30 Mar 2018
CT ORDERConfidential treatment order23 May 2017
EFFECTNotice of effectiveness9 May 2017
CT ORDERConfidential treatment order28 Nov 2016
CT ORDERConfidential treatment order21 Sep 2016
CT ORDERConfidential treatment order16 Dec 2015
CT ORDERConfidential treatment order26 Oct 2015
CT ORDERConfidential treatment order26 Oct 2015
EFFECTNotice of effectiveness23 Dec 2014

Tender Offers And Going Private(2)

SC TO-I/ASCHEDULE TO/A20 Dec 2012
SC TO-ISCHEDULE TO ISSUER TENDER OFFER19 Nov 2012

Exempt Offerings(6)

D06b31 Dec 2020
D06b22 Mar 2018
D06b18 Oct 2017
D06b11 Apr 2017
DNotice of exempt offering of securities (Reg D)9 Nov 2012
DNotice of exempt offering of securities (Reg D)19 Jun 2009

Other(13)

SDSD28 May
SDSD28 May 2025
SDSD21 May 2024
SDSD19 May 2023
SDSD17 May 2022
SDSD20 May 2021
SDSD29 May 2020
SDSD20 May 2019
SDSD22 May 2018
SDSD31 May 2017
SDSD31 May 2016
SDSD1 Jun 2015
SDSD28 May 2014