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IONQ US​

IonQ, Inc.(IONQ US)

$31.27+0.110.35%Ext:$31.13-0.140.46%(Market Closed · 23:59:58 UTC)

Overview

ProfileEntity Structure

Documents

SEC Filings
CategorizedChronologicalBy Owner

Financials & Metrics

FinancialsChartingShort InterestEmployees

SEC Filings by Owner

Insider Ownership

Kramer Thomas G.(23)

  • 4Statement of changes in beneficial ownership5 Sep 2025
  • 4Statement of changes in beneficial ownership8 Aug 2025
  • 4Statement of changes in beneficial ownership23 Jul 2025
  • 4Statement of changes in beneficial ownership10 Jul 2025
  • 4Statement of changes in beneficial ownership7 Jul 2025
  • 4Statement of changes in beneficial ownership18 Jun 2025
  • 4Statement of changes in beneficial ownership13 Jun 2025
  • 4Statement of changes in beneficial ownership13 Mar 2025
  • 4Statement of changes in beneficial ownership25 Feb 2025
  • 4Statement of changes in beneficial ownership13 Dec 2024

Chapman Peter Hume(19)

  • 4Statement of changes in beneficial ownership20 Jun 2025
  • 4Statement of changes in beneficial ownership18 Jun 2025
  • 4Statement of changes in beneficial ownership13 Jun 2025
  • 4/AStatement of changes in beneficial ownership (amendment)12 Mar 2025
  • 4Statement of changes in beneficial ownership11 Mar 2025
  • 4Statement of changes in beneficial ownership13 Mar 2025
  • 4Statement of changes in beneficial ownership13 Dec 2024
  • 4Statement of changes in beneficial ownership13 Sep 2024
  • 4Statement of changes in beneficial ownership13 Jun 2024
  • 4Statement of changes in beneficial ownership13 Mar 2024

Alameddine Rima(19)

  • 4Statement of changes in beneficial ownership21 Nov 2025
  • 4Statement of changes in beneficial ownership12 Sep 2025
  • 4Statement of changes in beneficial ownership7 Jul 2025
  • 4Statement of changes in beneficial ownership13 Jun 2025
  • 4Statement of changes in beneficial ownership13 Mar 2025
  • 4Statement of changes in beneficial ownership10 Mar 2025
  • 4Statement of changes in beneficial ownership25 Feb 2025
  • 4Statement of changes in beneficial ownership13 Dec 2024
  • 4Statement of changes in beneficial ownership30 Oct 2024
  • 4Statement of changes in beneficial ownership25 Oct 2024

De Masi Niccolo(17)

  • 4Statement of changes in beneficial ownership15 Sep
  • 4Statement of changes in beneficial ownership12 Jun
  • 4Statement of changes in beneficial ownership13 Mar
  • 4Statement of changes in beneficial ownership20 Feb
  • 4Statement of changes in beneficial ownership15 Dec 2025
  • 4Statement of changes in beneficial ownership12 Sep 2025
  • 4OWNERSHIP DOCUMENT15 Aug 2025
  • 4Statement of changes in beneficial ownership13 Jun 2025
  • 4Statement of changes in beneficial ownership10 Jun 2025
  • 4Statement of changes in beneficial ownership28 Feb 2025

Singh Inder M(17)

  • 4Statement of changes in beneficial ownership15 Sep
  • 4Statement of changes in beneficial ownership18 Jun
  • 4Statement of changes in beneficial ownership12 Jun
  • 4Statement of changes in beneficial ownership13 Mar
  • 4Statement of changes in beneficial ownership20 Feb
  • 4Statement of changes in beneficial ownership12 Dec 2025
  • 4Statement of changes in beneficial ownership12 Nov 2025
  • 4OWNERSHIP DOCUMENT8 Sep 2025
  • 4Statement of changes in beneficial ownership15 Aug 2025
  • 4Statement of changes in beneficial ownership5 Aug 2025

Kim Jungsang(13)

  • 4Statement of changes in beneficial ownership15 Mar 2024
  • 4Statement of changes in beneficial ownership13 Mar 2024
  • 4Statement of changes in beneficial ownership6 Mar 2024
  • 4Statement of changes in beneficial ownership13 Dec 2023
  • 4Statement of changes in beneficial ownership17 Aug 2023
  • 4Statement of changes in beneficial ownership5 Jun 2023
  • 4Statement of changes in beneficial ownership26 May 2023
  • 4Statement of changes in beneficial ownership14 Dec 2022
  • 4Statement of changes in beneficial ownership14 Sep 2022
  • 4Statement of changes in beneficial ownership19 Aug 2022

Cardillo Robert T.(13)

  • 4Statement of changes in beneficial ownership12 Jun
  • 4Statement of changes in beneficial ownership8 May
  • 4Statement of changes in beneficial ownership17 Apr
  • 4Statement of changes in beneficial ownership13 Mar
  • 4Statement of changes in beneficial ownership4 Mar
  • 4Statement of changes in beneficial ownership27 Feb
  • 4Statement of changes in beneficial ownership16 Sep 2025
  • 4OWNERSHIP DOCUMENT25 Sep 2025
  • 4Statement of changes in beneficial ownership18 Jun 2025
  • 4Statement of changes in beneficial ownership13 Jun 2025

You Harry L.(11)

  • 4Statement of changes in beneficial ownership10 Jun 2024
  • 4Statement of changes in beneficial ownership6 Mar 2024
  • 4Statement of changes in beneficial ownership3 Jul 2023
  • 4Statement of changes in beneficial ownership27 May 2022
  • 4Statement of changes in beneficial ownership10 May 2022
  • 4Statement of changes in beneficial ownership19 Jan 2022
  • 4OWNERSHIP DOCUMENT10 Dec 2021
  • 4OWNERSHIP DOCUMENT7 Dec 2021
  • 4Statement of changes in beneficial ownership4 Oct 2021
  • 4Statement of changes in beneficial ownership29 Dec 2020

Chou Kathryn K.(11)

  • 4Statement of changes in beneficial ownership22 Jun
  • 4Statement of changes in beneficial ownership23 Dec 2025
  • 4Statement of changes in beneficial ownership12 Dec 2025
  • 4Statement of changes in beneficial ownership15 Jul 2025
  • 4Statement of changes in beneficial ownership7 Jul 2025
  • 4Statement of changes in beneficial ownership18 Jun 2025
  • 4Statement of changes in beneficial ownership13 Jun 2025
  • 4Statement of changes in beneficial ownership10 Jun 2024
  • 4Statement of changes in beneficial ownership3 Jul 2023
  • 4Statement of changes in beneficial ownership13 Jul 2022

Monroe Christopher(10)

  • 4Statement of changes in beneficial ownership17 Aug 2023
  • 4/AStatement of changes in beneficial ownership (amendment)6 Jun 2023
  • 4Statement of changes in beneficial ownership5 Jun 2023
  • 4Statement of changes in beneficial ownership26 May 2023
  • 4Statement of changes in beneficial ownership14 Dec 2022
  • 4Statement of changes in beneficial ownership14 Sep 2022
  • 4/AStatement of changes in beneficial ownership (amendment)13 Jan 2023
  • 4Statement of changes in beneficial ownership19 Aug 2022
  • 3Initial statement of beneficial ownership4 Oct 2021
  • 4Statement of changes in beneficial ownership4 Oct 2021

DACIER PAUL T(9)

  • 4Statement of changes in beneficial ownership15 Sep
  • 4Statement of changes in beneficial ownership12 Jun
  • 4Statement of changes in beneficial ownership13 Mar
  • 4Statement of changes in beneficial ownership20 Feb
  • 4Statement of changes in beneficial ownership15 Dec 2025
  • 4Statement of changes in beneficial ownership12 Sep 2025
  • 4OWNERSHIP DOCUMENT15 Aug 2025
  • 4OWNERSHIP DOCUMENT16 Jul 2025
  • 3OWNERSHIP DOCUMENT16 Jul 2025

TOLEDANO GABRIELLE B(7)

  • 4Statement of changes in beneficial ownership22 Jun
  • 4Statement of changes in beneficial ownership25 Feb
  • 4Statement of changes in beneficial ownership25 Jul 2025
  • 4Statement of changes in beneficial ownership18 Jun 2025
  • 4Statement of changes in beneficial ownership13 Jun 2025
  • 4Statement of changes in beneficial ownership26 Feb 2025
  • 3Initial statement of beneficial ownership26 Feb 2025

Babinski Laurie A.(7)

  • 4Statement of changes in beneficial ownership5 Jun 2023
  • 4Statement of changes in beneficial ownership26 May 2023
  • 4Statement of changes in beneficial ownership14 Dec 2022
  • 4Statement of changes in beneficial ownership14 Sep 2022
  • 4Statement of changes in beneficial ownership19 Aug 2022
  • 4Statement of changes in beneficial ownership4 Apr 2022
  • 3Initial statement of beneficial ownership4 Apr 2022

BERNAL RONALD D(6)

  • 4Statement of changes in beneficial ownership3 Jul 2023
  • 4Statement of changes in beneficial ownership26 May 2023
  • 4Statement of changes in beneficial ownership18 Nov 2022
  • 4Statement of changes in beneficial ownership27 May 2022
  • 4Statement of changes in beneficial ownership19 Jan 2022
  • 3Initial statement of beneficial ownership4 Oct 2021

BARRATT CRAIG H(6)

  • 4Statement of changes in beneficial ownership28 Aug 2024
  • 4Statement of changes in beneficial ownership3 Jul 2023
  • 4Statement of changes in beneficial ownership27 May 2022
  • 4Statement of changes in beneficial ownership19 Jan 2022
  • 3Initial statement of beneficial ownership4 Oct 2021
  • 4Statement of changes in beneficial ownership4 Oct 2021

Scannell William F(6)

  • 4Statement of changes in beneficial ownership18 Jun
  • 4Statement of changes in beneficial ownership18 Jun 2025
  • 4Statement of changes in beneficial ownership12 Mar 2025
  • 4Statement of changes in beneficial ownership10 Jun 2024
  • 3Initial statement of beneficial ownership28 Feb 2024
  • 4Statement of changes in beneficial ownership28 Feb 2024

Byers Blake(6)

  • 4Statement of changes in beneficial ownership27 May 2022
  • 4Statement of changes in beneficial ownership22 Apr 2022
  • 4Statement of changes in beneficial ownership13 Apr 2022
  • 4Statement of changes in beneficial ownership19 Jan 2022
  • 4Statement of changes in beneficial ownership4 Oct 2021
  • 3Initial statement of beneficial ownership4 Oct 2021

Raymond John W(6)

  • 4Statement of changes in beneficial ownership11 Sep
  • 4Statement of changes in beneficial ownership22 Jun
  • 4Statement of changes in beneficial ownership13 Mar
  • 4Statement of changes in beneficial ownership19 Nov 2025
  • 4OWNERSHIP DOCUMENT29 Sep 2025
  • 3OWNERSHIP DOCUMENT29 Sep 2025

TEUBER WILLIAM J JR(5)

  • 4Statement of changes in beneficial ownership18 Jun
  • 4Statement of changes in beneficial ownership27 Feb
  • 4Statement of changes in beneficial ownership13 Nov 2025
  • 3OWNERSHIP DOCUMENT28 Aug 2025
  • 4OWNERSHIP DOCUMENT28 Aug 2025

Thomas Wendy(5)

  • 4Statement of changes in beneficial ownership13 Jun 2025
  • 4Statement of changes in beneficial ownership10 Jun 2024
  • 4Statement of changes in beneficial ownership3 Jul 2023
  • 4Statement of changes in beneficial ownership12 Dec 2022
  • 3Initial statement of beneficial ownership12 Dec 2022

Alphabet Inc.(4)

  • 4Statement of changes in beneficial ownership12 Apr 2022
  • 4Statement of changes in beneficial ownership12 Apr 2022
  • 3/AInitial statement of beneficial ownership (amendment)8 Apr 2022
  • 3/AInitial statement of beneficial ownership (amendment)8 Apr 2022

FRANKOLA JIM(3)

  • 4Statement of changes in beneficial ownership18 Jun
  • 4OWNERSHIP DOCUMENT28 Aug 2025
  • 3OWNERSHIP DOCUMENT28 Aug 2025

SANDELL SCOTT D(3)

  • 4Statement of changes in beneficial ownership18 Nov 2022
  • 4Statement of changes in beneficial ownership31 May 2022
  • 3Initial statement of beneficial ownership4 Oct 2021

BASKETT FOREST(3)

  • 4Statement of changes in beneficial ownership18 Nov 2022
  • 4Statement of changes in beneficial ownership31 May 2022
  • 3Initial statement of beneficial ownership4 Oct 2021

Sonsini Peter W.(3)

  • 4Statement of changes in beneficial ownership18 Nov 2022
  • 4Statement of changes in beneficial ownership31 May 2022
  • 3Initial statement of beneficial ownership4 Oct 2021

Florence Anthony A. Jr.(3)

  • 4Statement of changes in beneficial ownership18 Nov 2022
  • 4Statement of changes in beneficial ownership31 May 2022
  • 3Initial statement of beneficial ownership4 Oct 2021

New Enterprise Associates 15, L.P.(3)

  • 4Statement of changes in beneficial ownership18 Nov 2022
  • 4Statement of changes in beneficial ownership31 May 2022
  • 3Initial statement of beneficial ownership4 Oct 2021

Makhzoumi Mohamad(3)

  • 4Statement of changes in beneficial ownership18 Nov 2022
  • 4Statement of changes in beneficial ownership31 May 2022
  • 3Initial statement of beneficial ownership4 Oct 2021

NEA Partners 15, L.P.(3)

  • 4Statement of changes in beneficial ownership18 Nov 2022
  • 4Statement of changes in beneficial ownership31 May 2022
  • 3Initial statement of beneficial ownership4 Oct 2021

NEA 15 GP, LLC(3)

  • 4Statement of changes in beneficial ownership18 Nov 2022
  • 4Statement of changes in beneficial ownership31 May 2022
  • 3Initial statement of beneficial ownership4 Oct 2021

GV 2016, L.P.(3)

  • 4Statement of changes in beneficial ownership12 Apr 2022
  • 3/AInitial statement of beneficial ownership (amendment)8 Apr 2022
  • 3Initial statement of beneficial ownership4 Oct 2021

GV 2016 GP, L.L.C.(3)

  • 4Statement of changes in beneficial ownership12 Apr 2022
  • 3Initial statement of beneficial ownership4 Oct 2021
  • 3/AInitial statement of beneficial ownership (amendment)8 Apr 2022

GV 2016 GP, L.P.(3)

  • 4Statement of changes in beneficial ownership12 Apr 2022
  • 3/AInitial statement of beneficial ownership (amendment)8 Apr 2022
  • 3Initial statement of beneficial ownership4 Oct 2021

GV 2019 GP, L.L.C.(3)

  • 4Statement of changes in beneficial ownership12 Apr 2022
  • 3/AInitial statement of beneficial ownership (amendment)8 Apr 2022
  • 3Initial statement of beneficial ownership4 Oct 2021

GV 2019 GP, L.P.(3)

  • 4Statement of changes in beneficial ownership12 Apr 2022
  • 3Initial statement of beneficial ownership4 Oct 2021
  • 3/AInitial statement of beneficial ownership (amendment)8 Apr 2022

GV 2019, L.P.(3)

  • 4Statement of changes in beneficial ownership12 Apr 2022
  • 3/AInitial statement of beneficial ownership (amendment)8 Apr 2022
  • 3Initial statement of beneficial ownership4 Oct 2021

Ball Eric R.(2)

  • 4Statement of changes in beneficial ownership26 Aug
  • 3Initial statement of beneficial ownership26 Aug

DMY Sponsor III, LLC(2)

  • 4Statement of changes in beneficial ownership29 Dec 2020
  • 3Initial statement of beneficial ownership13 Nov 2020

Baxter Timothy E(2)

  • 3Initial statement of beneficial ownership26 Aug
  • 4Statement of changes in beneficial ownership26 Aug

Acosta Dean P.(2)

  • 3OWNERSHIP DOCUMENT8 Oct 2025
  • 4OWNERSHIP DOCUMENT8 Oct 2025

Millard Scott Francis(2)

  • 4Statement of changes in beneficial ownership15 Dec 2025
  • 3Initial statement of beneficial ownership5 Dec 2025

Wert Charles(1)

  • 3Initial statement of beneficial ownership13 Nov 2020

Anderson Darla(1)

  • 3Initial statement of beneficial ownership13 Nov 2020

Luthi Francesca(1)

  • 3Initial statement of beneficial ownership13 Nov 2020

≥5% Ownership

VANGUARD GROUP INC(5)

  • SC 13G/AIonQ, Inc.27 Mar
  • SC 13G/AIonQ, Inc.12 Nov 2024
  • SC 13G/AIonQ, Inc.4 Nov 2024
  • SC 13G/AIonQ, Inc.13 Feb 2024
  • SC 13GIonQ, Inc.9 Feb 2023

BlackRock, Inc.(4)

  • SC 13G/AIonQ, Inc.28 Jul
  • SC 13G/AIonQ, Inc.21 Jan
  • SC 13G/AIonQ, Inc.25 Apr 2025
  • SC 13G/AIonQ, Inc.5 Feb 2025

MORGAN STANLEY(3)

  • SC 13GIonQ, Inc.13 Aug
  • SC 13G/AIonQ, Inc.12 Feb
  • SC 13GIonQ, Inc.6 Aug 2025

Linden Capital L.P.(3)

  • SC 13G/AIonQ, Inc.28 Jan 2022
  • SC 13G/AdMY Technology Group, Inc. III8 Feb 2021
  • SC 13GdMY Technology Group, Inc. III23 Nov 2020

New Enterprise Associates 15, L.P.(3)

  • SC 13D/AIonQ, Inc.9 Jun 2023
  • SC 13D/AIonQ, Inc.6 Jun 2022
  • SC 13DIonQ, Inc.21 Oct 2021

GV 2016, L.P.(3)

  • SC 13G/AIonQ, Inc.22 Apr 2022
  • SC 13GIonQ, Inc.14 Feb 2022
  • SC 13GIonQ, Inc.12 Oct 2021

INTEGRATED CORE STRATEGIES (US) LLC(2)

  • SC 13G/AIonQ, Inc.14 Feb 2022
  • SC 13GdMY Technology Group, Inc. III18 Nov 2020

Polar Asset Management Partners Inc.(2)

  • SC 13G/AIonQ, Inc.8 Feb 2022
  • SC 13GdMY Technology Group, Inc. III8 Feb 2021

BlackRock Inc.(1)

  • SC 13GIonQ, Inc.29 Jan 2024

BlueCrest Capital Management Ltd(1)

  • SC 13GdMY Technology Group, Inc. III23 Nov 2020

IonQ, Inc.(1)

  • SC 13DHorizon Quantum Holdings Ltd.1 Apr

DMY Sponsor III, LLC(1)

  • SC 13GdMY Technology Group, Inc. III16 Feb 2021