Karyopharm Therapeutics Ownership | Who Owns Karyopharm Therapeutics?
Karyopharm Therapeutics Ownership Summary
Karyopharm Therapeutics is owned by 48.37% institutional investors, 6.20% insiders, and 45.43% retail investors. Vanguard group is the largest institutional shareholder, holding 6.12% of KPTI shares. Vanguard Total Stock Mkt Idx Inv is the top mutual fund, with 2.71% of its assets in Karyopharm Therapeutics shares.
KPTI Ownership Benchmark
| Type | Name | % Inst | % Insiders | % Retail |
|---|---|---|---|---|
| Stock | Karyopharm Therapeutics | 48.37% | 6.20% | 45.43% |
| Sector | Healthcare Stocks | 57.39% | 9.93% | 32.68% |
| Industry | Biotech Stocks | 68.48% | 9.65% | 21.87% |
Institutional Shareholders
Top Institutional Shareholders by Total Shares
| Holder | Shares | % Holding | Value |
|---|---|---|---|
| Vanguard group | 7.65M | 6.12% | $5.17M |
| Adage capital partners gp | 6.32M | 5.06% | $4.27M |
| Palo alto investors lp | 4.91M | 3.93% | $3.32M |
| Blackrock | 4.17M | 3.61% | $3.62M |
| Blackrock funding, inc. /de | 3.77M | 3.01% | $2.55M |
| Marshall wace, llp | 2.40M | 1.92% | $1.63M |
| Eversept partners, lp | 2.09M | 1.67% | $1.41M |
| Avidity partners management lp | 2.02M | 1.61% | $1.37M |
| Gsa capital partners llp | 1.60M | 1.28% | $1.08M |
| C worldwide group | 1.50M | 1.20% | $1.01M |
Top Institutional Shareholders by % of Total Assets
| Holder | Shares | % Assets | Value |
|---|---|---|---|
| Palo alto investors lp | 4.91M | 0.51% | $3.32M |
| Birchview capital, lp | 419.83K | 0.23% | $283.93K |
| Altium capital management lp | 740.00K | 0.14% | $500.46K |
| Avidity partners management lp | 2.02M | 0.13% | $1.37M |
| Eversept partners, lp | 2.09M | 0.13% | $1.41M |
| Silverarc capital management | 595.99K | 0.09% | $403.07K |
| Gsa capital partners llp | 1.60M | 0.08% | $1.08M |
| Ubs oconnor | 1.48M | 0.08% | $1.00M |
| Ikarian capital | 408.90K | 0.04% | $276.54K |
| Velan capital investment management lp | 40.00K | 0.02% | $27.05K |
Top Buyers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Adage capital partners gp | 6.32M | 0.01% | 2.00M |
| Jane street group | 748.31K | 0.00% | 543.56K |
| Susquehanna group, llp | 664.14K | 0.00% | 361.60K |
| Marshall wace, llp | 2.40M | 0.00% | 319.19K |
| Ubs oconnor | 1.48M | 0.08% | 287.55K |
Top Sellers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Blackrock | 4.17M | 0.00% | -5.28M |
| Eversept partners, lp | 2.09M | 0.13% | -3.46M |
| State street | 453.81K | - | -1.83M |
| Opaleye management | - | - | -1.43M |
| Alphacentric advisors | - | - | -1.13M |
New Positions
| Holder | Shares | % Assets | Change | Value |
|---|---|---|---|---|
| Shay capital | 172.15K | 0.02% | 172.15K | $116.43K |
| Opti capital management, lp | 125.00K | 0.00% | 125.00K | $84.54K |
| Td waterhouse canada | 48.05K | 0.00% | 48.05K | $32.19K |
| Velan capital investment management lp | 40.00K | 0.02% | 40.00K | $27.05K |
| Squarepoint ops | 20.79K | - | 20.79K | $14.06K |
Sold Out
| Holder | Change |
|---|---|
| Zurcher kantonalbank (zurich cantonalbank) | -6.00 |
| Farther finance advisors | -13.00 |
| Nelson, van denburg & campbell wealth management group | -22.00 |
| Financial gravity asset management | -50.00 |
| Nisa investment advisors | -50.00 |
Institutional Ownership Trends
| Date | Holdings | Change % | Shares | Change % | Ownership | Change % | Increased Position | Change % | Decreased Position | Change % |
|---|---|---|---|---|---|---|---|---|---|---|
| Dec 31, 2024 | 92 | -4.17% | 60,468,438 | 1.78% | 48 | 2.14% | 34 | 13.33% | 24 | -22.58% |
| Sep 30, 2024 | 96 | -20.00% | 59,409,677 | -12.02% | 47 | 1.39% | 31 | -41.51% | 31 | -6.06% |
| Jun 30, 2024 | 120 | - | 67,526,761 | -9.69% | 58 | 1.36% | 53 | -7.02% | 33 | 6.45% |
| Mar 31, 2024 | 120 | -3.23% | 74,774,768 | 1.78% | 65 | 1.59% | 57 | 18.75% | 31 | -24.39% |
| Dec 31, 2023 | 124 | -1.59% | 73,464,527 | -4.85% | 64 | 1.41% | 48 | -14.29% | 41 | 36.67% |
Top Mutual Funds Shareholders
| Holder | Shares | % Holding | Change |
|---|---|---|---|
| Vanguard Total Stock Mkt Idx Inv | 228.10K | 2.71% | 22.00 |
| Vanguard US Total Market Shares ETF | 3.42M | 2.71% | -1.00 |
| Vanguard Explorer Inv | 2.01M | 1.59% | - |
| Vanguard Institutional Extnd Mkt Idx Tr | 109.53K | 1.30% | 10.00 |
| C WorldWide Healthcare Select 1A | 100.00K | 1.19% | 10.00 |
| AlphaCentric LifeSci Healthcare I | 1.13M | 0.90% | - |
| AlphaCentric Life Sciences & Hlthcare I | 1.13M | 0.89% | - |
| Kennedy Micro Cap | 1.03M | 0.81% | -22.77K |
| Xtrackers MSCI World Swap ETF 1C | 712.70K | 0.56% | - |
| BlackRock Advantage Small Cap Core Instl | 46.62K | 0.55% | 3.00 |
Recent Insider Transactions
| Date | Name | Role | Activity | Value |
|---|---|---|---|---|
| Apr 04, 2025 | Paulson Richard A. | President and CEO | Sell | $916.30 |
| Mar 04, 2025 | Mano Michael | SVP, General Counsel&Secretary | Sell | $17.57K |
| Feb 18, 2025 | Poulton Stuart | EVP, Chief Development Officer | Sell | $3.73K |
| Feb 04, 2025 | Paulson Richard A. | President and CEO | Sell | $2.66K |
| Jan 06, 2025 | Paulson Richard A. | President and CEO | Sell | $3.18K |
Insider Transactions Trends
| Date | Buy | Sell |
|---|---|---|
| 2025 Q1 | - | 4 |
| 2024 Q4 | - | 3 |
| 2024 Q3 | - | 7 |
| 2024 Q2 | - | 16 |
| 2024 Q1 | - | 19 |
KPTI Ownership FAQ
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