Form
SCHEDULE 13D/A
Active or control-oriented beneficial ownership filing.
Polaris Management Co. VII, L.L.C. - 09 Sep 2025 SCHEDULE 13D/A Report for Camp4 Therapeutics Corporation Common Stock, par value $0.0001 per share (CAMP)
- Filing manager
- Polaris Management Co. VII, L.L.C.
- Reporting owner
- Amir Nashat
- Beneficially owned shares
- 3,932,251 shares
- Large-stake signal
-
Ownership
8.4%Beneficial ownership of this reported class.
Shares
3,932,251 sharesShares beneficially owned as disclosed.
Event date
09 Sep 2025Date tied to the ownership event or amendment.
Accepted by SEC
11 Sep 2025EDGAR acceptance date.
How to read this large-stake filing
- Schedule 13D/G filings focus on beneficial ownership stakes, not a full portfolio.
- Compare this filing with the holder history and issuer page before treating the percentage as a current position.
- Use amendments to understand whether the disclosed stake increased, decreased, or changed reporting status.
- Class ownership
- 8.4%
- Symbol
- CAMP
- Shares outstanding
- 46,812,512 shares
- SEC form
- SCHEDULE 13D/A
- Accepted by SEC
- 11 Sep 2025, 17:05:49 UTC
- Event date
- 09 Sep 2025
- Source filing
- View source filing
Ownership signal
CIK-linked ownership evidence from parsed SEC filings.
2 signals
Subject security
Names, identifiers, and filing context for this profile.
2 source fields
Source evidence
Original filing metadata and source links for verification.
4 source fields
Key filing fact
Polaris Management Co. VII, L.L.C. disclosed 8.4% ownership in Camp4 Therapeutics Corporation Common Stock, par value $0.0001 per share (CAMP) on 09 Sep 2025.
Key facts
- Polaris Management Co. VII, L.L.C. filed SCHEDULE 13D/A for Camp4 Therapeutics Corporation Common Stock, par value $0.0001 per share (CAMP).
- Disclosed ownership: 8.4%.
- Date of event: 09 Sep 2025.
Change
- No earlier schedule filing is available for direct comparison.
- Current filing was accepted on 11 Sep 2025, 17:05.
Research use
- This page turns one Schedule 13D/G filing into a quick large-stake read before the raw reporting-person rows.
- Use the linked SEC filing as the source of truth for ownership percentages, shares, and reporting-party details.
Evidence
Backed by Schedule 13D/13G
View source filing
Beneficial ownership values are sourced from the original SEC Schedule 13D/13G filing.
Reporting persons
Disclosed reporting parties (8)
Names, ownership percentages, voting power, signatures, titles, and CIKs as disclosed in this Schedule 13D/G filing.
| Name | Ownership | Shares owned | Sole voting power | Shared voting power | Signature | Title | CIK |
|---|---|---|---|---|---|---|---|
| Polaris Management Co. VII, L.L.C. | 6.4% | 3,023,161 | 0 | 3,023,161 | /s/ Lauren Crockett | Lauren Crockett, Attorney-in-Fact | 0001678203 |
| Polaris Partners VII, L.P. | 6% | 2,825,500 | 0 | 2,825,500 | /s/ Lauren Crockett | Lauren Crockett, Attorney-in-Fact for Polaris Management Co. VII, L.L.C. the general partner of Polaris Partners VII, L.P. | 0001611189 |
| Polaris Entrepreneurs' Fund VII, L.P. | 0.4% | 197,661 | 0 | 197,661 | /s/ Lauren Crockett | Lauren Crockett, Attorney-in-Fact for Polaris Management Co. VII, L.L.C. the general partner of Polaris Entrepreneurs' Fund VII, L.P. | 0001615991 |
| Polaris Partners GP X, L.L.C. | 1.9% | 909,090 | 0 | 909,090 | /s/ Lauren Crockett | Lauren Crockett, General Counsel | 0001910575 |
| Polaris Partners X, L.P. | 1.9% | 909,090 | 0 | 909,090 | /s/ Lauren Crockett | Lauren Crockett, General Counsel of Polaris Partners GP X, L.L.C. general partner of Polaris Partners X, L.P. | 0001910577 |
| Amir Nashat | 8.4% | 3,932,251 | 0 | 3,932,251 | /s/ Lauren Crockett | Lauren Crockett, Authorized Signatory | 0001575843 |
| Brian Chee | 1.9% | 909,090 | 0 | 909,090 | /s/ Lauren Crockett | Lauren Crockett, Authorized Signatory | 0001295675 |
| Amy Schulman | 1.9% | 909,090 | 0 | 909,090 | /s/ Lauren Crockett | Lauren Crockett, Authorized Signatory | 0001438226 |
CIK / CUSIP context first