Private company
PICTON MAHONEY ASSET MANAGEMENT
Partnership registered in Canada, based in Toronto, active since 2004. Summary from the record
Last updated Oct 21, 2026.
Overview
Corporate structure
PICTON MAHONEY ASSET MANAGEMENT sits at the top of its group. 64 entities, 4 countries on record. Switch between the flow chart and the network, and select any entity to see its details.
Major holders of PICTON MAHONEY ASSET MANAGEMENT
- Picton Partner Corporation Owns 25% to 50% of Picton Mahoney Asset Management, since 08/2004 (Form ADV)
- Whistler Capital Partners Inc. Owns 5% to 10% of Picton Mahoney Asset Management, since 08/2007 (Form ADV)
- David Kerry Picton Owns 75% or more of 2510232, since 04/2016 (Form ADV)
- Dean Bradford Shepard Owns 75% or more of Whistler, since 08/2007 (Form ADV)
- PICTON MAHONEY ASSET MANAGEMENT Toronto, Ontario, Canada
- ARRAY DIGITAL INFRASTRUCTURE, INC. Stake · Chicago, Illinois, United States
- Centurion Acquisition Corp. Stake · New York, New York
- CF Acquisition Corp. VII Stake · New York, New York
- Chenghe Acquisition Co. Stake · Central, Hong Kong
- Chenghe Acquisition III Co. Stake · Grand Cayman, Cayman Islands
- Enbridge Stake · Calgary, Alberta, Canada
- FACT II Acquisition Corp. Stake · New York, New York
- Factorial Energy Inc. Stake · Billerica, Massachusetts
- FIGX Capital Acquisition Corp. Stake · Tiburon, California
- Flagstar Financial Stake · Westbury, New York, United States
- Galata Acquisition Corp. II Stake · Nashville, Tennessee
- General Fusion Group Ltd. Stake · A1
- GP-Act III Acquisition Corp. Stake · New York, New York
- Israel Acquisitions Corp Stake · Bee Cave, Texas
- Launch One Acquisition Corp. Stake · Oakland, California
- Lionheart Holdings Stake · Fort Lauderdate, Florida
- Pegasus Digital Mobility Acquisition Corp. Stake · Greenwich, Connecticut
- Project Energy Reimagined Acquisition Corp. Stake · Redwood City, California
- Rithm Capital Stake · New York, New York, United States
- SIM Acquisition Corp. I Stake · Miami, Florida
- Slam Corp. Stake · New York, New York
- T-Mobile US Stake · Wilmington, Delaware, United States
- Telephone and Data Systems Stake · Wilmington, Delaware, United States
- Terrestrial Energy Inc. /DE/ Stake · Charlotte, North Carolina
- TortoiseEcofin Acquisition Corp. III Stake · Zephyr Cove, Nevada
- and 38 more
Built from parent and subsidiary links from GLEIF, the Global Legal Entity Identifier Foundation (CC0); stakes of 5% or more it reported on Schedules 13D and 13G (29 companies); owners and owned firms from Form ADV, the registration investment advisers file with the SEC. Each entity in the chart links to its source.
Investment adviser
PICTON MAHONEY ASSET MANAGEMENT is registered with the SEC as an investment adviser. This is what it reports on Form ADV, the registration every adviser files and keeps current.
- RegistrationSEC 802-137478, CRD 341023 IAPD record
Who owns it
Owners of 5% or more as the firm lists them (Schedule A), and the owners of those owners up the chain (Schedule B).
- PICTON PARTNER CORPORATIONowns 25% to 50%, since 08/2004
- WHISTLER CAPITAL PARTNERS INC.owns 5% to 10%, since 08/2007
- David Kerry Pictonowns 75% or more of 2510232, since 04/2016
- Dean Bradford Shepardowns 75% or more of WHISTLER, since 08/2007
Timeline
- Aug 30, 2004Founded PICTON MAHONEY ASSET MANAGEMENT is founded2
Filings
26 filings to the SEC since October 2021: 26 other. The latest 20:
- Aug 24, 2026N-PX EDGAR
- Aug 13, 202613F-HR EDGAR
- May 13, 202613F-HR EDGAR
- Feb 11, 202613F-HR EDGAR
- Nov 12, 202513F-HR EDGAR
- Aug 19, 2025N-PX EDGAR
- Aug 12, 202513F-HR EDGAR
- May 7, 202513F-HR EDGAR
- Apr 2, 202513F-HR/A EDGAR
- Feb 10, 202513F-HR/A EDGAR
- Feb 10, 202513F-HR EDGAR
- Nov 4, 202413F-HR EDGAR
- Aug 22, 2024N-PX EDGAR
- Jul 31, 202413F-HR EDGAR
- May 9, 202413F-HR EDGAR
- Feb 6, 202413F-HR EDGAR
- Nov 6, 202313F-HR EDGAR
- Aug 3, 202313F-HR EDGAR
- May 8, 202313F-HR EDGAR
- Feb 13, 202313F-HR EDGAR
The 26 filings since October 2021 can be filtered by form type and year here when JavaScript is on.
Every filing from the last five years, summarized. The full record is on SEC EDGAR.
Stakes it holds
PICTON MAHONEY ASSET MANAGEMENT has told the SEC it owns more than 5% of 29 companies, latest first (Schedules 13D and 13G).
- Centurion Acquisition Corp.SCHEDULE 13G/A Oct 17, 2024 to Aug 11, 20264
- Flagstar FinancialSCHEDULE 13G Aug 11, 20265
- Lionheart HoldingsSCHEDULE 13G/A Oct 17, 2024 to Aug 11, 20266
- SIM Acquisition Corp. ISCHEDULE 13G/A Oct 17, 2024 to Aug 11, 20267
- Telephone and Data SystemsSCHEDULE 13G/A Aug 6, 2025 to Aug 11, 20268
- EnbridgeSCHEDULE 13G/A Apr 15, 2025 to Apr 27, 20269
- Factorial Energy Inc.SCHEDULE 13G/A Aug 6, 2025 to Apr 27, 202610
- GP-Act III Acquisition Corp.SCHEDULE 13G/A Oct 17, 2024 to Apr 27, 202611
- Rithm CapitalSCHEDULE 13G Apr 27, 202612
- Galata Acquisition Corp. IISCHEDULE 13G/A Oct 15, 2025 to Jan 12, 202613
- Chenghe Acquisition III Co.SCHEDULE 13G Oct 15, 2025 to Dec 9, 202514
- General Fusion Group Ltd.SCHEDULE 13G/A Oct 16, 2025 to Nov 17, 202515
- T-Mobile USSCHEDULE 13G/A Oct 15, 2025 to Oct 16, 202516
- FIGX Capital Acquisition Corp.SCHEDULE 13G Aug 6, 202517
- Terrestrial Energy Inc. /DE/SCHEDULE 13G/A Oct 17, 2024 to Aug 6, 202518
- Velos Acquisition I Corp.SCHEDULE 13G/A Oct 9, 2024 to Aug 6, 202519
- ARRAY DIGITAL INFRASTRUCTURE, INC.SCHEDULE 13G/A Apr 15, 2025 to May 23, 202520
- FACT II Acquisition Corp.SCHEDULE 13G May 13, 202521
- Israel Acquisitions CorpSCHEDULE 13G/A Oct 9, 2024 to Apr 15, 202522
- CF Acquisition Corp. VIISCHEDULE 13G/A Oct 17, 2024 to Feb 11, 202523
- Launch One Acquisition Corp.SCHEDULE 13G/A Oct 17, 2024 to Feb 11, 202524
- Slam Corp.SCHEDULE 13G/A May 9, 2024 to Feb 11, 202525
- Zalatoris II Acquisition CorpSCHEDULE 13G/A Aug 9, 2024 to Oct 9, 202426
- Project Energy Reimagined Acquisition Corp.SCHEDULE 13G Jan 23, 2024 to Aug 9, 202427
- TortoiseEcofin Acquisition Corp. IIISCHEDULE 13G/A Jan 23, 2024 to May 9, 202428
- Chenghe Acquisition Co.SC 13G Jan 23, 202429
- Pegasus Digital Mobility Acquisition Corp.SC 13G Jan 23, 202430
- Tristar Acquisition I Corp.SC 13G Jan 23, 202431
- twoSC 13G Jan 23, 202432
Sources
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