Security key
230031106
Cullinan Therapeutics, Inc. - Common Stock, par value $0.0001 per share (CGEM)
CUSIP: 230031106
Q4 2025 13F Holders as of 31 Dec 2025
- Total 13F shares
- 63,192,288
- Share change
- +1,996,985
- Total reported value
- $653,889,874
- Put/Call ratio
- 21%
- Reported price per share
- $10.35
- Number of holders
- 153
- Value change
- +$34,298,477
- Number of buys
- 90
- Number of sells
- 58
- Security type / class
- Equity / Common Stock, par value $0.0001 per share
- Shares outstanding
- 61,676,366
Holder snapshot
9 facts
Security identity
2 facts
Report period
Q4 2025
Institutions
153
Top holders
10
CGEM full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q1 2026
Previous quarter: Q3 2025
Cullinan Therapeutics, Inc. SEC filings
Cullinan Therapeutics, Inc. company facts
Broader feeds
Reporting periods
Holder history for CUSIP 230031106
Recent filing periods:
Ownership snapshot
Top reported holders of CGEM - Cullinan Therapeutics, Inc. - Common Stock, par value $0.0001 per share (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Lead holder
Lynx1 Capital Management LP
13D/G signal
Lynx1 Capital Management LP
Evidence rows
15
Latest as of
31 Dec 2025
3/4/5
13D/G
13F
Lead comparable stake: 14%
13D/G row: Lynx1 Capital Management LP
Showing 1-6 of 15 holder rows.
Rank 1 holder
Lynx1 Capital Management LP
3/4/5
13D/G
13F
- Ownership
- 14%
- Position
- $75.3M
Rank 2 holder
Kynam Capital Management, LP
13D/G
13F
- Ownership
- 5.3%
- Position
- $37.25M
Rank 3 holder
James E. Flynn
13D/G
- Ownership
- 5%
- Position
- $17.36M
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| Lynx1 Capital Management LP |
3/4/5
13D/G
13F
10%+ Owner · Company
|
14%
from 13D/G
|
$75,297,881
8,963,500 shares
|
+$13,322,539 | 28 Oct 2025 |
| Kynam Capital Management, LP |
13D/G
13F
Company
|
5.3%
|
$37,245,019
3,114,132 shares
|
$0 | 31 Dec 2025 |
| James E. Flynn |
13D/G
Deerfield Mgmt, L.P.
|
5%
|
$17,357,187
2,927,013 shares
|
$0 | 30 Sep 2025 |
| FRANKLIN RESOURCES INC |
13D/G
13F
Company
|
3.8%
|
$17,836,873
2,191,262 shares
|
$0 | 30 Sep 2024 |
| CITADEL ADVISORS LLC |
13D/G
13F
Kenneth Griffin · Company
|
3.4%
|
$11,794,219
1,988,907 shares
|
-$6,049,899 | 30 Sep 2025 |
| MPM BioImpact LLC |
13F
Company
|
12%
|
$45,354,229
7,648,268 shares
|
— | 30 Sep 2025 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
13F holder rows
Institutional holders as of Q4 2025
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
153
Shares
63,192,288
Rows available
153
| Investor | Option | Weight % | Change % | Reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* Reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that failed the local validity check.
Compare Q4 2025 vs Q3 2025 Across Filers
Q3 2025 holders
142
Q4 2025 holders
153
Holder diff
11
| Investor | Q3 2025 Shares | Q4 2025 Shares | Share Diff | Share Chg % | Q3 2025 value | Q4 2025 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend