CULLINAN THERAPEUTICS INC (CGEM) Institutional Shareholders
CULLINAN THERAPEUTICS INC (CGEM) is currently reported in institutional portfolios tracked by InsiderSet based on the latest available SEC Form 13F filings for the quarter ended June 30, 2026. The institutional investors covered on this page collectively reported approximately $899.24M in CGEM holdings during the latest filing period.
Lynx1 Capital Management Lp is currently the largest disclosed institutional shareholder of CGEM tracked by InsiderSet, reporting ownership valued at approximately $127.37M in its March 31, 2026 SEC Form 13F filing. Based on current market prices and the latest disclosed share count, the position is now estimated to be worth approximately $147.90M, representing an estimated gain of +16.12% since the filing period.
The top 10 institutional shareholders tracked on this page collectively account for approximately 63% of the total disclosed CGEM value among the investors covered in this analysis. Major shareholders include Lynx1 Capital Management Lp, Mpm Bioimpact Llc, Bvf Inc/Il, and several other long-term asset managers with concentrated positions in CULLINAN THERAPEUTICS INC (CGEM).
This page ranks the largest institutional CGEM shareholders using publicly disclosed SEC Form 13F data, including reported values, estimated current holding values, portfolio allocation percentages, ownership concentration metrics, and historical holding changes across major hedge funds and investment firms.
Institutional Holders
173
Total Reported Value
$899.24M
Largest Holder
Lynx1 Capital Management Lp
Largest Position
$127.37M
Insider Transactions (90d)
4
Latest Filing Quarter
Q2 2026
New Institutional Positions
179
Funds Exiting Positions
0
| Name | Investor/Manager | Portfolio % | Quantity | Reported Balance | Current Estimated Value | Gain/loss Since Filing | Estimated Portfolio Performance |
|---|---|---|---|---|---|---|---|
| Lynx1 Capital Management Lp | 20.13% | 8,963,500 | $127,371,335 | $147,897,750 | +$20,526,415 | +16.12% | |
| Mpm Bioimpact Llc | 8.39% | 7,648,268 | $108,681,888 | $126,196,422 | +$17,514,534 | +16.12% | |
| Bvf Inc/Il | 2.60% | 5,750,683 | $81,717,205 | $94,886,270 | +$13,169,065 | +16.12% | |
| Blackrock, Inc. | 0.00% | 4,449,966 | $63,234,017 | $73,424,439 | +$10,190,422 | +16.12% | |
| Kynam Capital Management, Lp | 2.81% | 3,114,132 | $44,251,816 | $51,383,178 | +$7,131,362 | +16.12% | |
| State Street Corp | 0.00% | 2,544,115 | $36,151,874 | $41,977,898 | +$5,826,024 | +16.12% | |
| Vanguard Capital Management Llc | 0.00% | 2,483,034 | $35,283,913 | $40,970,061 | +$5,686,148 | +16.12% | |
| Blue Owl Capital Holdings Lp | 7.29% | 1,909,764 | $27,137,746 | $31,511,106 | +$4,373,360 | +16.12% | |
| Rtw Investments, Lp | 0.24% | 1,705,960 | $24,241,692 | $28,148,340 | +$3,906,648 | +16.12% | |
| Venrock Adviser, Llc | 0.73% | 1,379,965 | $19,609,303 | $22,769,423 | +$3,160,120 | +16.12% | |
| Geode Capital Management, Llc | 0.00% | 1,368,268 | $19,447,325 | $22,576,422 | +$3,129,097 | +16.09% | |
| Siren, L.L.C. | 0.47% | 1,193,410 | $16,958,356 | $19,691,265 | +$2,732,909 | +16.12% | |
| Nextech Invest, Ltd. | 1.14% | 1,141,145 | $16,215,670 | $18,828,893 | +$2,613,223 | +16.12% | |
| Boothbay Fund Management, Llc | 0.36% | 1,112,803 | $15,812,931 | $18,361,250 | +$2,548,319 | +16.12% | |
| Marshall Wace, Llp | 0.02% | 1,049,581 | $14,914,546 | $17,318,087 | +$2,403,541 | +16.12% | |
| Dimensional Fund Advisors Lp | 0.00% | 906,028 | $12,870,141 | $14,949,462 | +$2,079,321 | +16.16% | |
| Point72 Asset Management, L.P. | 0.02% | 905,376 | $12,865,393 | $14,938,704 | +$2,073,311 | +16.12% | |
| Nuveen, Llc | 0.00% | 805,700 | $11,448,997 | $13,294,050 | +$1,845,053 | +16.12% | |
| Affinity Asset Advisors, Llc | 0.65% | 781,260 | $11,101,705 | $12,890,790 | +$1,789,085 | +16.12% | |
| Twin Focus Capital Partners, Llc | 1.10% | 595,489 | $10,843,855 | $9,825,569 | -$1,018,287 | -9.39% | |
| Morgan Stanley | 0.00% | 589,483 | $8,376,558 | $9,726,470 | +$1,349,912 | +16.12% | |
| Vanguard Portfolio Management Llc | 0.00% | 552,553 | $7,851,778 | $9,117,125 | +$1,265,347 | +16.12% | |
| Elmind Capital, Lp | 2.14% | 530,000 | $7,531,300 | $8,745,000 | +$1,213,700 | +16.12% | |
| Two Sigma Investments, Lp | 0.01% | 522,047 | $7,418,288 | $8,613,776 | +$1,195,488 | +16.12% | |
| Bank Of America Corp | 0.00% | 516,724 | $7,342,649 | $8,525,946 | +$1,183,297 | +16.12% | |
| Goldman Sachs Group Inc | 0.00% | 455,449 | $6,471,930 | $7,514,909 | +$1,042,979 | +16.12% | |
| Northern Trust Corp | 0.00% | 449,258 | $6,383,956 | $7,412,757 | +$1,028,801 | +16.12% | |
| Charles Schwab Investment Management Inc | 0.00% | 432,893 | $6,151,410 | $7,142,735 | +$991,325 | +16.12% | |
| Soleus Capital Management, L.P. | 0.24% | 410,200 | $5,828,942 | $6,768,300 | +$939,358 | +16.12% | |
| Tcg Crossover Management, Llc | 0.17% | 406,786 | $5,780,429 | $6,711,969 | +$931,540 | +16.12% | |
| Deerfield Management Company, L.P. | 0.06% | 386,169 | $5,487,461 | $6,371,789 | +$884,328 | +16.12% | |
| Deutsche Bank Ag\ | 0.00% | 367,906 | $5,227,944 | $6,070,449 | +$842,505 | +16.12% | |
| Aqr Capital Management Llc | 0.00% | 360,874 | $5,128,019 | $5,954,421 | +$826,402 | +16.12% | |
| Millennium Management Llc | 0.00% | 346,582 | $4,924,930 | $5,718,603 | +$793,673 | +16.12% | |
| Vanguard Fiduciary Trust Co | 0.00% | 342,852 | $4,871,927 | $5,657,058 | +$785,131 | +16.12% | |
| Renaissance Technologies LLC | Jim Simons | 0.01% | 324,111 | $4,605,617 | $5,347,832 | +$742,215 | +16.12% |
| Great Point Partners Llc | 1.04% | 300,000 | $4,263,000 | $4,950,000 | +$687,000 | +16.12% | |
| Connor, Clark & Lunn Investment Management Ltd. | 0.01% | 289,115 | $4,108,324 | $4,770,398 | +$662,074 | +16.12% | |
| Citadel Advisors Llc | 0.00% | 252,778 | $3,591,975 | $4,170,837 | +$578,862 | +16.12% | |
| Invesco Ltd. | 0.00% | 244,150 | $3,469,371 | $4,028,475 | +$559,104 | +16.12% | |
| Orbimed Advisors Llc | 0.08% | 243,006 | $3,453,115 | $4,009,599 | +$556,484 | +16.12% | |
| Susquehanna Portfolio Strategies, Llc | 0.05% | 233,842 | $3,322,895 | $3,858,393 | +$535,498 | +16.12% | |
| Pfm Health Sciences, Lp | 0.34% | 227,406 | $3,231,439 | $3,752,199 | +$520,760 | +16.12% | |
| Ubs Group Ag | 0.00% | 202,385 | $2,875,891 | $3,339,353 | +$463,462 | +16.12% | |
| Jump Financial, Llc | 0.04% | 193,800 | $2,753,898 | $3,197,700 | +$443,802 | +16.12% | |
| Longaeva Partners L.P. | 0.13% | 183,691 | $2,610,249 | $3,030,902 | +$420,653 | +16.12% | |
| Trexquant Investment Lp | 0.02% | 168,473 | $2,394,001 | $2,779,805 | +$385,804 | +16.12% | |
| Schroder Investment Management Group | 0.00% | 173,740 | $2,331,591 | $2,866,710 | +$535,119 | +22.95% | |
| Citigroup Inc | 0.00% | 124,409 | $2,265,488 | $2,052,749 | -$212,740 | -9.39% | |
| Wellington Management Group Llp | 0.00% | 149,626 | $2,126,185 | $2,468,829 | +$342,644 | +16.12% |
Frequently asked questions about CGEM
Who owns the most CGEM stock?
The largest holders of CGEM are typically major institutional investors such as asset managers and hedge funds reporting on Form 13F. The table above ranks tracked superinvestors by reported position size using the latest available filings for CULLINAN THERAPEUTICS INC (CGEM).
Is CGEM widely held by superinvestors?
Many widely followed stocks like CGEM appear across numerous superinvestor portfolios because of liquidity, index inclusion, and fundamentals. The holder count and table above show how broadly CGEM is represented among the institutional managers we track.
What do “Current Estimated Value”, “Gain/loss Since Filing”, and “Estimated Portfolio Performance” mean?
Current Estimated Value is reported share quantity from the latest 13F times our most recent split-adjusted U.S. session close. Gain/loss Since Filing is that estimate minus the reported 13F dollar value; Estimated Portfolio Performance is that difference as a percent of the reported value. Green means the estimate is above the filing value; red means below (not purchase cost). If many filers share the same implied filing price per share, the performance % may match across rows. These are not official fund marks or live quotes.