Blackstone Holdings III GP Management L.L.C. — SEC Form 4 filings
SEC reporting owner CIK 1478815. 13 Form 4 filings on record with FilingPulse; latest filed 2026-06-18.
Transaction summary — filings shown
Covers all 13 filings on record, filed 2024-02-21 to 2026-06-18. Counts and totals are arithmetic on values as filed — descriptive data, not a recommendation.
- Open-market purchases (code P, non-derivative): 2 legs across 1 filing — 9,486,795 shares, $189,735,900 total (shares × price as filed).
- Open-market sales (code S, non-derivative): 41 legs across 7 filings — 109,094,507 shares, $1,314,185,261 total (shares × price as filed).
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 54.
- Largest priced transaction: sale of 13,748,723 shares @ $16.58 ($227,953,827) in Gates Industrial Corp plc, filed 2024-08-23.
By issuer — same filings
Open-market purchase/sale legs on non-derivative securities, grouped by issuer. Role is as filed on the newest filing for that issuer. Dollar totals cover priced legs only (shares × price as filed). Ordered by priced transaction value, largest first.
| Issuer | Role (as filed) | Filings | Purchases (P) | Sales (S) | Other legs |
|---|---|---|---|---|---|
| Gates Industrial Corp plc (GTES) | 10% owner | 4 | — | 15 legs · 74,940,303 sh · $1,127,386,860 | 30 |
| Blackstone Digital Infrastructure Trust Inc. (BXDC) | 10% owner | 1 | 2 legs · 9,486,795 sh · $189,735,900 | — | — |
| Bumble Inc. (BMBL) | 10% owner | 4 | — | 26 legs · 34,154,204 sh · $186,798,401 | 9 |
| Kinetik Holdings Inc. (KNTK) | 10% owner | 2 | — | — | 8 |
| Sitio Royalties Corp. (STR) | — | 1 | — | — | 5 |
| TaskUs, Inc. (TASK) | 10% owner | 1 | — | — | 2 |
Form 4 filings — Blackstone Holdings III GP Management L.L.C.
| Filed | Form | Issuer | Reported transactions | Source |
|---|---|---|---|---|
| 2026-06-18 | 4 | Bumble Inc. (BMBL) jointly with BTO Holdings Manager - NQ L.L.C., Blackstone Tactical Opportunities Associates - NQ L.L.C., BXG Buzz Holdings L.P., BXG Holdings Manager L.L.C., Blackstone Growth Associates L.P., BXGA L.L.C., BSOF Buzz Aggregator L.L.C., Blackstone Strategic Opportunity Associates L.L.C., Blackstone Buzz Holdings L.P. | Sale (S): 181,343 @ $3.78 · Sale (S): 2,495,189 @ $3.78 · Sale (S): 405,073 @ $3.78 · Sale (S): 1,080,902 @ $3.78 · Sale (S): 3,278,961 @ $3.78 · Sale (S): 29,574 @ $3.78 · +1 more | EDGAR |
| 2026-05-19 | 4 | Blackstone Digital Infrastructure Trust Inc. (BXDC) jointly with Blackstone Treasury Holdings III L.L.C., Blackstone Holdings III L.P., Blackstone Holdings III GP L.P., Blackstone Inc., Blackstone Group Management L.L.C., SCHWARZMAN STEPHEN A | Purchase (P): 375,000 @ $20 · Purchase (P): 9,111,795 @ $20 | EDGAR |
| 2026-03-19 | 4 | Bumble Inc. (BMBL) jointly with BTO Holdings Manager - NQ L.L.C., Blackstone Tactical Opportunities Associates - NQ L.L.C., BXG Buzz Holdings L.P., BXG Holdings Manager L.L.C., Blackstone Growth Associates L.P., BXGA L.L.C., BSOF Buzz Aggregator L.L.C., Blackstone Strategic Opportunity Associates L.L.C., Blackstone Buzz Holdings L.P. | Sale (S): 181,344 @ $3.51 · Sale (S): 2,495,189 @ $3.51 · Sale (S): 405,073 @ $3.51 · Sale (S): 1,080,903 @ $3.51 · Sale (S): 3,278,961 @ $3.51 · Sale (S): 29,575 @ $3.51 · +1 more | EDGAR |
| 2025-08-21 | 4 | Sitio Royalties Corp. (STR) jointly with Blackstone EMA II L.L.C., Blackstone Management Associates VII L.L.C., BMA VII L.L.C., Blackstone Holdings III L.P., Blackstone Holdings III GP L.P., Blackstone Inc., Blackstone Group Management L.L.C., SCHWARZMAN STEPHEN A | Other (J): 8,637,727 · Other (J): 11,400,218 · Other (J): 8,637,727 (derivative) · Other (J): 11,400,218 (derivative) · Other (J): 57,288 (derivative) | EDGAR |
| 2025-08-15 | 4 | Bumble Inc. (BMBL) jointly with BTO Holdings Manager - NQ L.L.C., Blackstone Tactical Opportunities Associates - NQ L.L.C., BXG Buzz Holdings L.P., BXG Holdings Manager L.L.C., Blackstone Growth Associates L.P., BXGA L.L.C., BSOF Buzz Aggregator L.L.C., Blackstone Strategic Opportunity Associates L.L.C., Blackstone Buzz Holdings L.P. | Conversion (C): 7,314,734 · Conversion (C): 66,010 · Conversion (C): 14,415 · Sale (S): 7,318,685 @ $6.26 · Sale (S): 66,010 @ $6.26 · Sale (S): 14,415 @ $6.26 · +7 more | EDGAR |
| 2025-05-28 | 4 | TaskUs, Inc. (TASK) jointly with Blackstone Holdings III L.P., Blackstone Holdings III GP L.P., Blackstone Inc., Blackstone Group Management L.L.C., SCHWARZMAN STEPHEN A | Conversion (C): 10,094,674 · Conversion (C): 10,094,674 (derivative) @ $0 | EDGAR |
| 2024-10-28 | 4 | Kinetik Holdings Inc. (KNTK) jointly with Blackstone Holdings III L.P., Blackstone Holdings III GP L.P., Blackstone Inc., Blackstone Group Management L.L.C., SCHWARZMAN STEPHEN A | Conversion (C): 481 · Conversion (C): 78 · Conversion (C): 481 (derivative) @ $0 · Conversion (C): 78 (derivative) @ $0 | EDGAR |
| 2024-08-23 | 4 | Gates Industrial Corp plc (GTES) jointly with Blackstone Inc., BTO GP L.L.C., Blackstone Tactical Opportunities LR Associates (Cayman) Ltd., Blackstone Holdings III L.P., Blackstone Holdings III GP L.P., Blackstone Group Management L.L.C., SCHWARZMAN STEPHEN A | Sale (S): 13,748,723 @ $16.58 · Sale (S): 13,294,543 @ $16.58 · Sale (S): 45,521 @ $16.58 · Sale (S): 2,804,217 @ $16.58 · Sale (S): 646,199 @ $16.58 | EDGAR |
| 2024-05-23 | 4 | Gates Industrial Corp plc (GTES) jointly with Blackstone Inc., BTO GP L.L.C., Blackstone Tactical Opportunities LR Associates (Cayman) Ltd., Blackstone Holdings III L.P., Blackstone Holdings III GP L.P., Blackstone Group Management L.L.C., SCHWARZMAN STEPHEN A | Sale (S): 9,060,258 @ $16.33 · Sale (S): 8,760,958 @ $16.33 · Sale (S): 29,998 @ $16.33 · Sale (S): 1,847,949 @ $16.33 · Sale (S): 425,837 @ $16.33 | EDGAR |
| 2024-04-29 | 4 | Kinetik Holdings Inc. (KNTK) jointly with Blackstone Holdings III L.P., Blackstone Holdings III GP L.P., Blackstone Inc., Blackstone Group Management L.L.C., SCHWARZMAN STEPHEN A | Conversion (C): 481 · Conversion (C): 78 · Conversion (C): 481 (derivative) @ $0 · Conversion (C): 78 (derivative) @ $0 | EDGAR |
| 2024-03-14 | 4 | Gates Industrial Corp plc (GTES) jointly with Blackstone Inc., BTO GP L.L.C., Blackstone Tactical Opportunities LR Associates (Cayman) Ltd., Blackstone Holdings III L.P., Blackstone Holdings III GP L.P., Blackstone Group Management L.L.C., SCHWARZMAN STEPHEN A | Sale (S): 750,330 (derivative) · Sale (S): 725,544 (derivative) · Sale (S): 2,484 (derivative) · Sale (S): 153,039 (derivative) · Sale (S): 35,265 (derivative) · Sale (S): 750,330 (derivative) · +24 more | EDGAR |
| 2024-03-05 | 4 | Bumble Inc. (BMBL) jointly with BTO Holdings Manager - NQ L.L.C., Blackstone Tactical Opportunities Associates - NQ L.L.C., BXG Buzz Holdings L.P., BXG Holdings Manager L.L.C., Blackstone Growth Associates L.P., BXGA L.L.C., BSOF Buzz Aggregator L.L.C., Blackstone Strategic Opportunity Associates L.L.C., Blackstone Buzz Holdings L.P. | Sale (S): 109,274 @ $11.10 · Sale (S): 1,503,554 @ $11.10 · Sale (S): 244,089 @ $11.10 · Sale (S): 651,332 @ $11.10 · Sale (S): 1,067 @ $11.10 · Sale (S): 1,974,774 (derivative) @ $11.10 · +2 more | EDGAR |
| 2024-02-21 | 4 | Gates Industrial Corp plc (GTES) jointly with Blackstone Inc., BTO GP L.L.C., Blackstone Tactical Opportunities LR Associates (Cayman) Ltd., Blackstone Holdings III L.P., Blackstone Holdings III GP L.P., Blackstone Group Management L.L.C., SCHWARZMAN STEPHEN A | Sale (S): 10,929,079 @ $12.04 · Sale (S): 10,568,044 @ $12.04 · Sale (S): 36,186 @ $12.04 · Sale (S): 2,229,118 @ $12.04 · Sale (S): 513,673 @ $12.04 | EDGAR |
FilingPulse's Form 4 archive currently extends back to 2024-01-11 and is expanding backward through EDGAR history — earlier filings by this insider may not be indexed yet. Names and roles are shown as filed.
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