Inhibrx Biosciences Ownership | Who Owns Inhibrx Biosciences?
Inhibrx Biosciences Ownership Summary
Inhibrx Biosciences is owned by 18.34% institutional investors, 27.19% insiders, and 54.47% retail investors. Perceptive advisors is the largest institutional shareholder, holding 7.35% of INBX shares. Vanguard Total Stock Mkt Idx Inv is the top mutual fund, with 2.32% of its assets in Inhibrx Biosciences shares.
INBX Ownership Benchmark
| Type | Name | % Inst | % Insiders | % Retail |
|---|---|---|---|---|
| Stock | Inhibrx Biosciences | 18.34% | 27.19% | 54.47% |
| Sector | Healthcare Stocks | 279.19% | 10.58% | -189.76% |
| Industry | Biotech Stocks | 63.97% | 10.68% | 25.35% |
Institutional Shareholders
Top Institutional Shareholders by Total Shares
| Holder | Shares | % Holding | Value |
|---|---|---|---|
| Perceptive advisors | 1.06M | 7.35% | $14.89M |
| Sofinnova investments | 697.92K | 4.82% | $9.76M |
| Pfm health sciences, lp | 439.28K | 3.03% | $6.15M |
| Millennium management | 255.34K | 1.76% | $3.57M |
| Ikarian capital | 42.12K | 0.29% | $589.29K |
| Murchinson | 33.79K | 0.23% | $472.72K |
| Birchview capital, lp | 32.11K | 0.22% | $449.22K |
| Jane street group | 26.30K | 0.18% | $367.94K |
| Wetherby asset management | - | - | - |
| Proshare advisors | - | - | - |
Top Institutional Shareholders by % of Total Assets
| Holder | Shares | % Assets | Value |
|---|---|---|---|
| Sofinnova investments | 697.92K | 0.64% | $9.76M |
| Perceptive advisors | 1.06M | 0.52% | $14.89M |
| Pfm health sciences, lp | 439.28K | 0.45% | $6.15M |
| Birchview capital, lp | 32.11K | 0.39% | $449.22K |
| Ikarian capital | 42.12K | 0.07% | $589.29K |
| Murchinson | 33.79K | 0.03% | $472.72K |
| Millennium management | 255.34K | 0.00% | $3.57M |
| Jane street group | 26.30K | 0.00% | $367.94K |
| Wetherby asset management | - | - | - |
| Proshare advisors | - | - | - |
Top Buyers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Pfm health sciences, lp | 439.28K | 0.45% | 303.74K |
| Sofinnova investments | 697.92K | 0.64% | 170.73K |
| Murchinson | 33.79K | 0.03% | - |
| Birchview capital, lp | 32.11K | 0.39% | - |
| Ikarian capital | 42.12K | 0.07% | - |
Top Sellers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Viking global investors lp | - | - | -7.15M |
| Blackrock | - | - | -2.75M |
| Ra capital management | - | - | -2.63M |
| State street | - | - | -2.42M |
| Vanguard group | - | - | -1.86M |
Sold Out
| Holder | Change |
|---|---|
| Quest partners | -1.00 |
| Financial gravity asset management | -2.00 |
| Rothschild investment | -5.00 |
| Farther finance advisors | -13.00 |
| Lindbrook capital | -17.00 |
Institutional Ownership Trends
| Date | Holdings | Change % | Shares | Change % | Ownership | Change % | Increased Position | Change % | Decreased Position | Change % |
|---|---|---|---|---|---|---|---|---|---|---|
| Mar 31, 2025 | 9 | -91.59% | 2,655,100 | -76.21% | 18 | 0.35% | 2 | -95.74% | 2 | -93.55% |
| Dec 31, 2024 | 107 | 2.88% | 11,162,060 | 25.45% | 72 | 2.18% | 47 | -20.34% | 31 | 72.22% |
| Sep 30, 2024 | 104 | 10.64% | 8,897,409 | -8.12% | 57 | 1.29% | 59 | 118.52% | 18 | -70.49% |
| Jun 30, 2024 | 2 | -98.47% | 33,090 | -99.91% | - | 0.00% | - | -100.00% | 1 | -97.37% |
| Mar 31, 2024 | 131 | -2.96% | 38,256,224 | -5.67% | 81 | 1.10% | 66 | 6.45% | 38 | -11.63% |
Top Mutual Funds Shareholders
| Holder | Shares | % Holding | Change |
|---|---|---|---|
| Vanguard Total Stock Mkt Idx Inv | 1.22M | 2.32% | 94.03K |
| Vanguard Institutional Extnd Mkt Idx Tr | 394.10K | 0.75% | -76.00 |
| The Merger Fund A | 198.51K | 0.38% | 198.51K |
| Vanguard Russell 2000 ETF | 129.24K | 0.25% | 1.43K |
| Meridian Small Cap Growth Legacy | 123.63K | 0.24% | -39.95K |
| ArrowMark Small Cap Gro | 123.63K | 0.24% | -39.95K |
| NT R2000 Index Fund - NL | 95.63K | 0.18% | -1.93K |
| NT R2000 Index Fund - DC - NL - 2 | 75.94K | 0.14% | -886.00 |
| NT R2000 Growth Index Fund - NL | 65.89K | 0.13% | -2.36K |
| iShares Russell 2000 Small-Cap Idx Instl | 64.02K | 0.12% | - |
Recent Insider Transactions
| Date | Name | Role | Activity | Value |
|---|---|---|---|---|
| Nov 19, 2024 | Kayyem Jon Faiz | - | Buy | $495.71K |
| Nov 20, 2024 | Kayyem Jon Faiz | - | Buy | $266.10K |
| Oct 03, 2024 | Vuori Kristiina MD | - | Buy | $100.00K |
| Sep 12, 2024 | Lappe Mark | Chief Executive Officer | Buy | $405.79K |
| Sep 16, 2024 | Lappe Mark | Chief Executive Officer | Buy | $223.32K |
Insider Transactions Trends
| Date | Buy | Sell |
|---|---|---|
| 2025 Q2 | - | - |
| 2025 Q1 | - | - |
| 2024 Q4 | 3 | - |
| 2024 Q3 | 7 | - |
| 2024 Q2 | - | 1 |
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