Polaris Partners GP X, L.L.C. — SEC Form 4 filings
SEC reporting owner CIK 1910575. 3 Form 4 filings on record with FilingPulse; latest filed 2025-09-11.
Transaction summary — filings shown
Covers all 3 filings on record, filed 2024-10-15 to 2025-09-11. Counts and totals are arithmetic on values as filed — descriptive data, not a recommendation.
- Open-market purchases (code P, non-derivative): 4 legs across 3 filings — 3,125,369 shares, $21,999,979 total (shares × price as filed).
- Open-market sales (code S, non-derivative): none reported.
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 16.
- Largest priced transaction: purchase of 909,090 shares @ $11.00 ($9,999,990) in Camp4 Therapeutics Corp, filed 2024-10-22.
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 |
|---|---|---|---|---|---|
| Camp4 Therapeutics Corp (CAMP) | 10% owner | 3 | 4 legs · 3,125,369 sh · $21,999,979 | — | 16 |
Form 4 filings — Polaris Partners GP X, L.L.C.
| Filed | Form | Issuer | Reported transactions | Source |
|---|---|---|---|---|
| 2025-09-11 | 4 | Camp4 Therapeutics Corp (CAMP) jointly with Polaris Management Co. VII, L.L.C., Polaris Partners VII, L.P., Polaris Entrepreneurs' Fund VII, L.P., Polaris Partners X, L.P., SCHULMAN AMY W, Chee Brian | Purchase (P): 1,221,721 @ $1.53 · Purchase (P): 85,468 @ $1.53 | EDGAR |
| 2024-10-22 | 4/A | Camp4 Therapeutics Corp (CAMP) jointly with Polaris Management Co. VII, L.L.C., Polaris Partners VII, L.P., Polaris Entrepreneurs' Fund VII, L.P., Polaris Partners X, L.P., SCHULMAN AMY W, Chee Brian | Conversion (C): 1,250,061 · Conversion (C): 87,448 · Conversion (C): 353,718 · Conversion (C): 24,745 · Purchase (P): 909,090 @ $11 · Conversion (C): 14,020,475 (derivative) · +3 more | EDGAR |
| 2024-10-15 | 4 | Camp4 Therapeutics Corp (CAMP) jointly with Polaris Management Co. VII, L.L.C., Polaris Partners VII, L.P., Polaris Entrepreneurs' Fund VII, L.P., Polaris Partners X, L.P., SCHULMAN AMY W | Conversion (C): 1,250,061 · Conversion (C): 87,448 · Conversion (C): 353,718 · Conversion (C): 24,745 · Purchase (P): 909,090 @ $11 · Conversion (C): 14,020,475 (derivative) · +3 more | 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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