Institutional Ownership
Karyopharm Therapeutics Inc
CUSIP 48576U205COM NEWKPTIQ1 2026
Institutional Holders
73
13F filers
Shares Held
16.72M
Aggregate institutional
Institutional Value
$82.54M
Q1 2026
Net New Holders
+8
21 new · 13 closed
Institutional Ownership Trend
Aggregate 13F value by quarter
Multi-quarter trend — upgrade to see history
UpgradePosition Activity
Q1 2026
New positions21
Increased32
Decreased8
Sold out13
Institutional Holders
73 funds hold this security · Q1 2026
| # | Fund | Shares | Value | Δ Shares | Activity |
|---|---|---|---|---|---|
| 1 | Commodore Capital LP | 1.95M | $10.86M | +1.95M | New |
| 2 | Ra Capital Management, L.P. | 1.92M | $10.68M | +1.92M | New |
| 3 | Adage Capital Partners Gp, L.L.C. | 1.81M | $10.06M | +1.39M | Added |
| 4 | Goldman Sachs Group Inc | 947.6K | $5.28M | +947.6K | New |
| 5 | Catalio Capital Management, LP | 897.7K | $5.00M | +754.7K | Added |
| 6 | Ikarian Capital, LLC | 733.4K | $4.09M | +188.9K | Added |
| 7 | Affinity Asset Advisors, LLC | 500.0K | $2.79M | −389.6K | Reduced |
| 8 | Avidity Partners Management LP | 463.7K | $2.58M | +329.2K | Added |
| 9 | Soleus Capital Management, L.P. | 440.0K | $2.45M | 0 | Held |
| 10 | Millennium Management LLC | 420.6K | $2.34M | +420.6K | New |
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