Skip to main content
IMNM logo

IMNM · Immunome Inc.

Track IMNM — free
$28.09 -1.74 (-5.83%) At close · Aug 20
Market Cap
$3.39B
Shares
113.58M

Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.

Holders: 201
Total Value: $2,506,874,257
Total Shares: 118,304,622

Institutional Ownership Trend

23 quarters

Holder Concentration

Across 201 13F filers · Δ vs Mar 31, 2026
Top Holder
16.6%
Sep 2023 → Jun 2026 · range 9.3% – 22.3%
+2.3 pts
Top 5
47.5%
Sep 2023 → Jun 2026 · range 34.3% – 68.6%
+3.1 pts
Top 10
66.1%
Sep 2023 → Jun 2026 · range 58.5% – 88.9%
+3.4 pts
HHI
682
Sep 2023 → Jun 2026 · range 452 – 1,183
Broadly held+83

Quarterly Activity

vs Mar 31, 2026
New
32
Increased
77
Decreased
59
Sold Out
33
Unchanged
33
Holder count: -1
Institutional value: -3.1%
Shares held: -0.0%

Top Buyers

vs Mar 31, 2026
Institution Added Now Holds Open

Top Sellers

vs Mar 31, 2026
Institution Sold Now Holds Open

Top New Positions

vs Mar 31, 2026
Institution Acquired Value (USD) Open

Top Sold-Out Positions

vs Mar 31, 2026
Institution Previously Held Last Value (USD) Open
Showing 100 of 206
Export CSV
Holder Value (USD) % of 13F Shares Open
Key facts CIK 1472012 CUSIP 45257U108 13F (30d) 196 filings 192 filers Visit website Investor relations