Who
Peter L. Briger Jr.
Director
Company insider
Files Form 4 as: Director, Strategy; Other, Dirtt Environmental Solutions; Principal, Fortress Investment Group.
In numbers
- Trades disclosed
- 51
- Buys
- 8
- Sells
- 1
- Bought
- $28.1M
- Sold
- $5.4M
- Companies
- 3
- Companies where not an officer
- 2
- First trade
- 20 May 2009
- Last trade
- 31 May 2026
- Last filed
- 2 Jun 2026
Companies traded
Activity over time
1 Nov 2024 – 1 Oct 2026
Buys above the line, sells below, each month.
Every trade
| Traded | Company | What | Amount | |
|---|---|---|---|---|
| 31 May 2026filed 2 Jun 2026 | MSTR Strategyoption or derivative · Digital Asset Treasuries | SEC FORM 4 Code A | —1,221 at $0.00 | filing |
| 31 May 2026filed 2 Jun 2026 | MSTR Strategyoption or derivative · Digital Asset Treasuries | SEC FORM 4 Code A | —943 at $0.00 | filing |
| 31 May 2026filed 2 Jun 2026 | MSTR Strategyoption or derivative · Digital Asset Treasuries | SEC FORM 4 Code A | —1,221 at $0.00 | filing |
| 31 May 2026filed 2 Jun 2026 | MSTR Strategyoption or derivative · Digital Asset Treasuries | SEC FORM 4 Code A | —943 at $0.00 | filing |
| 29 Jul 2025filed 29 Jul 2025 | MSTR StrategyDigital Asset Treasuries | SEC FORM 4 Bought | $19.8M220,000 at $90.00 | filing |
| 1 Jul 2025filed 3 Jul 2025 | MSTR Strategyoption or derivative · Digital Asset Treasuries | SEC FORM 4 Code A | —3,554 at $0.00 | filing |
| 1 Jul 2025filed 3 Jul 2025 | MSTR Strategyoption or derivative · Digital Asset Treasuries | SEC FORM 4 Code A | —2,678 at $0.00 | filing |
| 1 Dec 2023filed 5 Dec 2023 | Dirtt Environmental Solutions | SEC FORM 4 Code J | —4,996,844 | filing |
| 1 Dec 2023filed 5 Dec 2023 | Dirtt Environmental Solutions | SEC FORM 4 Code J | —11,928,214 | filing |
| 1 Dec 2023filed 5 Dec 2023 | Dirtt Environmental Solutions | SEC FORM 4 Bought | $1.1M3,939,925 at $0.28 | filing |
| 13 Aug 2021filed 16 Aug 2021 | Dirtt Environmental Solutions | SEC FORM 4 Bought | $169K44,923 at $3.77 | filing |
| 13 Aug 2021filed 16 Aug 2021 | Dirtt Environmental Solutions | SEC FORM 4 Bought | $169K44,922 at $3.77 | filing |
| 12 Aug 2021filed 16 Aug 2021 | Dirtt Environmental Solutions | SEC FORM 4 Bought | $1.5M375,000 at $3.99 | filing |
| 12 Aug 2021filed 16 Aug 2021 | Dirtt Environmental Solutions | SEC FORM 4 Bought | $1.5M375,000 at $3.99 | filing |
| 16 Jul 2021filed 16 Jul 2021 | Dirtt Environmental Solutions | SEC FORM 4 Bought | $32K7,000 at $4.60 | filing |
| 15 Jul 2021filed 16 Jul 2021 | Dirtt Environmental Solutions | SEC FORM 4 Bought | $69K15,200 at $4.51 | filing |
| 14 Jul 2021filed 16 Jul 2021 | Dirtt Environmental Solutions | SEC FORM 4 Bought | $157K37,500 at $4.18 | filing |
| 27 Dec 2017filed 27 Dec 2017 | Fortress Investment Group | SEC FORM 4 Code D | —924,926 | filing |
| 27 Dec 2017filed 27 Dec 2017 | Fortress Investment Group | SEC FORM 4 Code D | —2,998,875 | filing |
| 27 Dec 2017filed 27 Dec 2017 | Fortress Investment Group | SEC FORM 4 Code D | —5 | filing |
News
UAV Platform Propulsion Choice at High Thrust: T-MOTOR's 24S Strategy and the A-Series Modular Propulsion Logic – sUAS NewsMSTR · suasnews.com · 21 Oct 2026Bluesky strategy: A complete guide for brands in 2026MSTR · hootsuite.com · 20 Oct 2026Strategy (NASDAQ: MSTR) Shares Plunge Nearly 10% After MSCI Index Exclusion Threat Hits Premium HardMSTR · foreignpolicyjournal.com · 19 Oct 2026
0 headlines in the last 90 days name Peter L. Briger Jr.; 3 articles from the last 14 days about the 1 company they traded most, at most three about any one of them.