IMNM Institutional Ownership & Shareholders
IMMUNOME INC (IMNM) is currently held by 201 institutional investors tracked by InsiderSet, with a combined reported market value of approximately $2.51B based on the latest available SEC Form 13F filings for the quarter ended June 30, 2026.
T. Rowe Price Investment Management, Inc. is currently the largest disclosed institutional shareholder of IMNM tracked by InsiderSet, reporting ownership valued at approximately $416.95M in its June 30, 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 $358.32M, representing an estimated loss of -14.06% since the filing period.
The top 10 institutional shareholders tracked on this page collectively account for approximately 66% of the total disclosed IMNM value among the investors covered in this analysis. Major shareholders include T. Rowe Price Investment Management, Inc., Fmr Llc, Blackrock, Inc., and several other long-term asset managers with concentrated positions in IMMUNOME INC (IMNM).
This page ranks the largest institutional IMNM 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
201
Total Reported Value
$2.51B
Largest Holder
T. Rowe Price Investment Management, Inc.
Largest Position
$416.95M
Insider Transactions (90d)
11
Latest Filing Quarter
Q2 2026
New Institutional Positions
69
Funds Exiting Positions
0
| Name | Investor/Manager | Portfolio % | Quantity | Reported Balance | Current Estimated Value | Gain/loss Since Filing | Estimated Portfolio Performance |
|---|---|---|---|---|---|---|---|
| T. Rowe Price Investment Management, Inc. | 0.27% | 19,676,883 | $416,954,000 | $358,316,039 | -$58,637,961 | -14.06% | |
| Fmr Llc | 0.02% | 16,987,553 | $359,966,248 | $309,343,340 | -$50,622,908 | -14.06% | |
| Blackrock, Inc. | 0.00% | 8,805,492 | $186,588,376 | $160,348,009 | -$26,240,367 | -14.06% | |
| State Street Corp | 0.00% | 5,494,625 | $116,431,104 | $100,057,121 | -$16,373,983 | -14.06% | |
| Wellington Management Group Llp | 0.02% | 5,210,216 | $110,404,477 | $94,878,033 | -$15,526,444 | -14.06% | |
| Redmile Group, Llc | 6.99% | 4,911,590 | $104,076,592 | $89,440,054 | -$14,636,538 | -14.06% | |
| Primecap Management Co/Ca/ | 0.06% | 4,581,431 | $97,080,523 | $83,427,859 | -$13,652,664 | -14.06% | |
| Vanguard Capital Management Llc | 0.00% | 4,551,289 | $96,441,814 | $82,878,973 | -$13,562,841 | -14.06% | |
| Driehaus Capital Management Llc | 0.53% | 4,346,139 | $92,094,685 | $79,143,191 | -$12,951,494 | -14.06% | |
| Enavate Sciences Gp, Llc | 22.17% | 3,613,799 | $76,576,401 | $65,807,280 | -$10,769,121 | -14.06% | |
| Geode Capital Management, Llc | 0.00% | 2,754,889 | $58,387,674 | $50,166,529 | -$8,221,145 | -14.08% | |
| Morgan Stanley | 0.00% | 2,407,942 | $51,024,322 | $43,848,624 | -$7,175,698 | -14.06% | |
| Silverarc Capital Management, Llc | 4.76% | 2,017,009 | $42,740,421 | $36,729,734 | -$6,010,687 | -14.06% | |
| Jpmorgan Chase & Co | 0.00% | 1,848,548 | $38,989,792 | $33,662,059 | -$5,327,733 | -13.66% | |
| Price T Rowe Associates Inc | 0.00% | 1,773,229 | $37,576,000 | $32,290,500 | -$5,285,500 | -14.07% | |
| Sofinnova Investments, Inc. | 1.95% | 1,720,316 | $36,453,496 | $31,326,954 | -$5,126,542 | -14.06% | |
| Readystate Asset Management Lp | 1.38% | 1,605,820 | $34,027,326 | $29,241,982 | -$4,785,344 | -14.06% | |
| Goldman Sachs Group Inc | 0.00% | 1,512,489 | $32,049,642 | $27,542,425 | -$4,507,217 | -14.06% | |
| Vanguard Portfolio Management Llc | 0.00% | 1,348,979 | $28,584,865 | $24,564,908 | -$4,019,957 | -14.06% | |
| Bnp Paribas Asset Management Holding S.A. | 0.03% | 1,250,275 | $26,493,328 | $22,767,508 | -$3,725,820 | -14.06% | |
| Principal Financial Group Inc | 0.01% | 1,206,229 | $25,945,986 | $21,965,430 | -$3,980,556 | -15.34% | |
| Woodline Partners Lp | 0.07% | 1,000,398 | $21,198,434 | $18,217,248 | -$2,981,186 | -14.06% | |
| Northern Trust Corp | 0.00% | 968,346 | $20,519,253 | $17,633,581 | -$2,885,672 | -14.06% | |
| Charles Schwab Investment Management Inc | 0.00% | 886,193 | $18,778,430 | $16,137,575 | -$2,640,855 | -14.06% | |
| Metlife Investment Management, Llc | 0.08% | 859,076 | $18,203,820 | $15,643,774 | -$2,560,046 | -14.06% | |
| Janus Henderson Group Plc | 0.01% | 808,019 | $17,672,168 | $14,714,026 | -$2,958,142 | -16.74% | |
| Vanguard Fiduciary Trust Co | 0.00% | 756,297 | $16,025,933 | $13,772,168 | -$2,253,765 | -14.06% | |
| Pivotal Bioventure Partners Investment Advisor Llc | 5.04% | 732,512 | $15,521,929 | $13,339,044 | -$2,182,885 | -14.06% | |
| Td Asset Management Inc | 0.01% | 719,272 | $15,241,374 | $13,097,943 | -$2,143,431 | -14.06% | |
| Nan Fung Trinity (Hk) Ltd | 1.50% | 714,553 | $15,141,378 | $13,012,010 | -$2,129,368 | -14.06% | |
| Candriam S.C.A. | 0.06% | 680,132 | $14,398,131 | $12,385,204 | -$2,012,927 | -13.98% | |
| Bank Of America Corp | 0.00% | 647,888 | $13,728,746 | $11,798,040 | -$1,930,706 | -14.06% | |
| Parkman Healthcare Partners Llc | 1.29% | 594,202 | $12,591,140 | $10,820,418 | -$1,770,722 | -14.06% | |
| Marshall Wace, Llp | 0.01% | 500,537 | $10,606,379 | $9,114,779 | -$1,491,600 | -14.06% | |
| Qube Research & Technologies Ltd | 0.01% | 439,186 | $9,306,351 | $7,997,577 | -$1,308,774 | -14.06% | |
| Alerus Financial Na | 0.36% | 383,421 | $8,124,691 | $6,982,096 | -$1,142,595 | -14.06% | |
| Granahan Investment Management, Llc | 0.29% | 378,542 | $8,021,305 | $6,893,250 | -$1,128,055 | -14.06% | |
| Dimensional Fund Advisors Lp | 0.00% | 367,967 | $7,796,866 | $6,700,679 | -$1,096,187 | -14.06% | |
| Bnp Paribas Financial Markets | 0.00% | 359,780 | $7,623,738 | $6,551,594 | -$1,072,144 | -14.06% | |
| Rock Springs Capital Management Lp | 0.36% | 347,666 | $7,367,043 | $6,330,998 | -$1,036,045 | -14.06% | |
| Ubs Group Ag | 0.00% | 328,493 | $6,960,767 | $5,981,858 | -$978,909 | -14.06% | |
| Bank Of New York Mellon Corp | 0.00% | 298,866 | $6,332,970 | $5,442,350 | -$890,620 | -14.06% | |
| Atom Investors Lp | 0.56% | 297,489 | $6,303,792 | $5,417,275 | -$886,517 | -14.06% | |
| Nuveen, Llc | 0.00% | 288,922 | $6,122,258 | $5,261,270 | -$860,988 | -14.06% | |
| Kennedy Capital Management Llc | 0.10% | 277,064 | $5,870,986 | $5,045,335 | -$825,651 | -14.06% | |
| Tidal Investments Llc | 0.01% | 268,167 | $5,682,459 | $4,883,321 | -$799,138 | -14.06% | |
| Atika Capital Management Llc | 0.55% | 262,900 | $5,570,851 | $4,787,409 | -$783,442 | -14.06% | |
| First Trust Advisors Lp | 0.00% | 262,823 | $5,569,219 | $4,786,007 | -$783,212 | -14.06% | |
| Renaissance Technologies LLC | Jim Simons | 0.01% | 251,102 | $5,320,851 | $4,572,567 | -$748,284 | -14.06% |
| Tema Etfs Llc | 0.19% | 235,688 | $5,069,649 | $4,291,878 | -$777,771 | -15.34% |
Frequently asked questions about IMNM
Who are the largest institutional holders of IMNM?
The largest institutional holders of IMNM reported in the latest SEC Form 13F filings include T. Rowe Price Investment Management, Inc., Fmr Llc, Blackrock, Inc., State Street Corp, and Wellington Management Group Llp. InsiderSet ranks institutional holders by their latest reported IMNM position.
What is IMNM institutional ownership?
This page tracks IMNM positions reported by institutional investment managers through SEC Form 13F. IMMUNOME INC (IMNM) institutional ownership on InsiderSet reflects disclosed 13F holdings among the managers we analyze, not every shareholder of the stock.
How many institutions own IMNM?
InsiderSet currently tracks 201 institutional managers reporting IMNM holdings in the latest available 13F data. This count reflects institutions included in the SEC Form 13F filings analyzed by InsiderSet and should not be interpreted as the total number of IMNM shareholders.
How much IMNM stock do institutions own?
Institutional investment managers disclosed approximately $2.51B in IMNM holdings for Q2 2026. This figure is reported 13F value as of the filing period, not necessarily today's market value.
When was IMNM institutional ownership last updated?
The latest IMNM institutional ownership data on InsiderSet is based on SEC Form 13F filings for the quarter ended June 30, 2026. Form 13F filings are generally reported after the quarter ends, so the holdings shown represent the latest publicly disclosed positions rather than real-time institutional holdings.
Are institutional IMNM holdings real-time?
No. Form 13F data is not real-time. It represents positions reported by institutional investment managers as of the end of the reporting quarter. An institution may have changed its IMNM position after the reporting date.
Are institutions buying or selling IMNM?
Institutional buying and selling can be analyzed by comparing IMNM positions across consecutive 13F reporting periods. InsiderSet's IMNM Ownership Changes page shows institutions that increased, reduced, initiated, or exited positions based on reported 13F holdings. View IMNM ownership changes.
How has IMNM institutional ownership changed over time?
InsiderSet tracks IMNM institutional holdings across multiple 13F reporting periods, allowing investors to compare institutional holder counts, reported value, and reported shares over time.