TRV GP IV, LLC — SEC Form 4 filings
SEC reporting owner CIK 1688325. 20 Form 4 filings on record with FilingPulse; latest filed 2025-11-05.
Transaction summary — filings shown
Covers all 20 filings on record, filed 2024-02-21 to 2025-11-05. Counts and totals are arithmetic on values as filed — descriptive data, not a recommendation.
- Open-market purchases (code P, non-derivative): none reported.
- Open-market sales (code S, non-derivative): 24 legs across 18 filings — 5,977,401 shares, $51,854,757 total (shares × price as filed).
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 6.
- Largest priced transaction: sale of 1,100,000 shares @ $7.01 ($7,712,760) in Tango Therapeutics, Inc., filed 2025-08-21.
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 |
|---|---|---|---|---|---|
| Tango Therapeutics, Inc. (TNGX) | 10% owner | 18 | — | 24 legs · 5,977,401 sh · $51,854,757 | — |
| Maze Therapeutics, Inc. (MAZE) | 10% owner | 2 | — | — | 6 |
Form 4 filings — TRV GP IV, LLC
| Filed | Form | Issuer | Reported transactions | Source |
|---|---|---|---|---|
| 2025-11-05 | 4 | Maze Therapeutics, Inc. (MAZE) jointly with Third Rock Ventures IV, L.P., Third Rock Ventures GP IV, L.P., Third Rock Ventures V, L.P., Third Rock Ventures GP V, LP, TRV GP V, LLC | Other (J): 1,600,000 | EDGAR |
| 2025-10-27 | 4 | Tango Therapeutics, Inc. (TNGX) jointly with Third Rock Ventures IV, L.P., Third Rock Ventures GP IV, L.P. | Sale (S): 477,401 @ $10.15 | EDGAR |
| 2025-09-29 | 4 | Tango Therapeutics, Inc. (TNGX) jointly with Third Rock Ventures IV, L.P., Third Rock Ventures GP IV, L.P. | Sale (S): 500,000 @ $8.02 | EDGAR |
| 2025-09-17 | 4 | Tango Therapeutics, Inc. (TNGX) jointly with Third Rock Ventures IV, L.P., Third Rock Ventures GP IV, L.P. | Sale (S): 363,541 @ $7.04 | EDGAR |
| 2025-09-09 | 4 | Tango Therapeutics, Inc. (TNGX) jointly with Third Rock Ventures IV, L.P., Third Rock Ventures GP IV, L.P. | Sale (S): 642,906 @ $7 · Sale (S): 86,459 @ $7.04 | EDGAR |
| 2025-08-26 | 4 | Tango Therapeutics, Inc. (TNGX) jointly with Third Rock Ventures IV, L.P., Third Rock Ventures GP IV, L.P. | Sale (S): 302,194 @ $7 | EDGAR |
| 2025-08-21 | 4 | Tango Therapeutics, Inc. (TNGX) jointly with Third Rock Ventures IV, L.P., Third Rock Ventures GP IV, L.P. | Sale (S): 1,100,000 @ $7.01 | EDGAR |
| 2025-02-04 | 4 | Maze Therapeutics, Inc. (MAZE) jointly with Third Rock Ventures IV, L.P., Third Rock Ventures GP IV, L.P., Third Rock Ventures V, L.P., Third Rock Ventures GP V, LP, TRV GP V, LLC | Conversion (C): 5,762,788 @ $0 · Conversion (C): 950,800 @ $0 · Conversion (C): 45,833,334 (derivative) @ $0 · Conversion (C): 9,725,709 (derivative) @ $0 · Conversion (C): 9,166,666 (derivative) @ $0 | EDGAR |
| 2024-09-17 | 4 | Tango Therapeutics, Inc. (TNGX) jointly with Third Rock Ventures IV, L.P., Third Rock Ventures GP IV, L.P. | Sale (S): 67,400 @ $10.53 | EDGAR |
| 2024-09-09 | 4 | Tango Therapeutics, Inc. (TNGX) jointly with Third Rock Ventures IV, L.P., Third Rock Ventures GP IV, L.P. | Sale (S): 75,000 @ $11.56 | EDGAR |
| 2024-09-04 | 4 | Tango Therapeutics, Inc. (TNGX) jointly with Third Rock Ventures IV, L.P., Third Rock Ventures GP IV, L.P. | Sale (S): 175,000 @ $11.60 | EDGAR |
| 2024-08-29 | 4 | Tango Therapeutics, Inc. (TNGX) jointly with Third Rock Ventures IV, L.P., Third Rock Ventures GP IV, L.P. | Sale (S): 25,000 @ $11.55 | EDGAR |
| 2024-08-20 | 4 | Tango Therapeutics, Inc. (TNGX) jointly with Third Rock Ventures IV, L.P., Third Rock Ventures GP IV, L.P. | Sale (S): 135,000 @ $9.79 · Sale (S): 150,000 @ $10.09 | EDGAR |
| 2024-08-01 | 4 | Tango Therapeutics, Inc. (TNGX) jointly with Third Rock Ventures IV, L.P., Third Rock Ventures GP IV, L.P. | Sale (S): 95,000 @ $9.80 · Sale (S): 100,000 @ $9.93 · Sale (S): 40,000 @ $9.80 | EDGAR |
| 2024-07-30 | 4 | Tango Therapeutics, Inc. (TNGX) jointly with Third Rock Ventures IV, L.P., Third Rock Ventures GP IV, L.P. | Sale (S): 50,000 @ $9.84 | EDGAR |
| 2024-07-26 | 4 | Tango Therapeutics, Inc. (TNGX) jointly with Third Rock Ventures IV, L.P., Third Rock Ventures GP IV, L.P. | Sale (S): 200,000 @ $9.82 · Sale (S): 100,599 @ $9.87 | EDGAR |
| 2024-07-24 | 4 | Tango Therapeutics, Inc. (TNGX) jointly with Third Rock Ventures IV, L.P., Third Rock Ventures GP IV, L.P. | Sale (S): 262,740 @ $9.78 · Sale (S): 125,000 @ $9.79 | EDGAR |
| 2024-07-22 | 4 | Tango Therapeutics, Inc. (TNGX) jointly with Third Rock Ventures IV, L.P., Third Rock Ventures GP IV, L.P. | Sale (S): 191,490 @ $9.81 | EDGAR |
| 2024-07-18 | 4 | Tango Therapeutics, Inc. (TNGX) jointly with Third Rock Ventures IV, L.P., Third Rock Ventures GP IV, L.P. | Sale (S): 550,171 @ $9.79 | EDGAR |
| 2024-02-21 | 4 | Tango Therapeutics, Inc. (TNGX) jointly with Third Rock Ventures IV, L.P., Third Rock Ventures GP IV, L.P. | Sale (S): 162,500 @ $12 | 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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