WaveMan · Form 4
Blackstone Holdings I L.P. insider trades
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Blackstone Holdings I L.P. insider trades

Blackstone Holdings I L.P. has filed 8 Form 4s with the SEC that we hold, for Bridger Aerospace Group Holdings, Inc. (BAER) (10% owner), CIK 2049733 (10% owner), Praxis Precision Medicines, Inc. (PRAX) (10% owner) and ARKO Petroleum Corp. (APC) (10% owner), among 5 companies in all. Across all of them we count 3 purchases worth $100.0M and 11 sales worth $15.2M reported on Form 4. In the last 12 months: 1 purchase ($20.0M) and 8 sales ($8.2M). The largest single trade was a purchase of 1,960,784 shares of CIK 2049733 worth $50.0M, dated 2025-08-21. Of 2 sales filed since we began reading the 10b5-1 checkbox, 0 (0%) were marked as made under a 10b5-1 trading plan. The first filing on our record is dated 2021-08-05 and the latest 2026-09-28.

Bridger Aerospace Group Holdings, Inc. (BAER)

10% owner · 2 filings · 6 purchases and sales
Trade dateCodeSharesValue as filedFiled
2026-08-04S, sale reported on Form 41,853,665$3.2M2026-08-06
2026-08-04S, sale reported on Form 432,019$54.4K2026-08-06
2026-08-04S, sale reported on Form 414,316$24.3K2026-08-06
2026-08-11S, sale reported on Form 42,710,374$2.8M2026-08-13
2026-08-11S, sale reported on Form 446,817$48.7K2026-08-13
2026-08-11S, sale reported on Form 420,933$21.8K2026-08-13

CIK 2049733

10% owner · 2 filings · 3 purchases and sales
Trade dateCodeSharesValue as filedFiled
2025-08-21P, purchase reported on Form 41,176,471$30.0M2025-08-22
2025-08-21P, purchase reported on Form 41,960,784$50.0M2025-08-22
2026-06-23P, purchase reported on Form 4765,111$20.0M2026-06-24

Praxis Precision Medicines, Inc. (PRAX)

10% owner · 2 filings · 3 purchases and sales
Trade dateCodeSharesValue as filedFiled
2021-08-03S, sale reported on Form 422,300$334.3K2021-08-05
2021-08-23S, sale reported on Form 4351,625$6.7M2021-08-25
2021-08-23S, sale reported on Form 4771$15.5K2021-08-25

ARKO Petroleum Corp. (APC)

10% owner · 1 filing · 2 purchases and sales
Trade dateCodeSharesValue as filedFiled
2026-09-24S, sale reported on Form 4400$6.8K2026-09-28
2026-09-25S, sale reported on Form 4124,600$2.0M2026-09-28

SARA

10% owner · 1 filing · 0 purchases and sales

No purchase or sale of common stock reported here; these filings cover grants, option exercises or other codes.

Source

Counted from the Form 4 filings this reporting owner (SEC CIK 1464694) filed on EDGAR. Values are the transaction values as filed. See every filing on EDGAR, or browse insider buying and today's insider purchases.

Source: U.S. Securities and Exchange Commission (EDGAR) and other official government data · Updated 2026-10-12 · For informational purposes only, not investment advice.
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