Chimerix Ownership | Who Owns Chimerix?
Chimerix Ownership Summary
Chimerix is owned by 8.46% institutional investors, 1.73% insiders, and 89.81% retail investors. Vanguard group is the largest institutional shareholder, holding 4.51% of CMRX shares. Vanguard US Total Market Shares ETF is the top mutual fund, with 3.12% of its assets in Chimerix shares.
CMRX Ownership Benchmark
| Type | Name | % Inst | % Insiders | % Retail |
|---|---|---|---|---|
| Stock | Chimerix | 8.46% | 1.73% | 89.81% |
| Sector | Healthcare Stocks | 279.42% | 10.64% | -190.05% |
| Industry | Biotech Stocks | 64.05% | 10.69% | 25.27% |
Institutional Shareholders
Top Institutional Shareholders by Total Shares
| Holder | Shares | % Holding | Value |
|---|---|---|---|
| Vanguard group | 4.04M | 4.51% | $14.08M |
| Magnetar financial | 3.92M | 4.37% | $33.34M |
| Deerfield management company, l.p. (series c) | 3.77M | 4.20% | $32.09M |
| Kryger capital | 3.50M | 3.90% | $29.81M |
| First trust capital management | 2.41M | 2.69% | $20.53M |
| Millennium management | 2.34M | 2.61% | $19.95M |
| Marshall wace, llp | 2.21M | 2.47% | $7.70M |
| Acadian asset management | 2.01M | 2.24% | $6.99M |
| Aqr arbitrage | 1.40M | 1.56% | $11.92M |
| Water island capital | 1.07M | 1.19% | $9.10M |
Top Institutional Shareholders by % of Total Assets
| Holder | Shares | % Assets | Value |
|---|---|---|---|
| Kryger capital | 3.50M | 3.50% | $29.81M |
| Clearalpha technologies lp | 283.30K | 1.52% | $2.41M |
| First trust capital management | 2.41M | 1.48% | $20.53M |
| Water island capital | 1.07M | 1.19% | $9.10M |
| Twin securities | 202.20K | 0.89% | $1.72M |
| Deerfield management company, l.p. (series c) | 3.77M | 0.63% | $32.09M |
| One68 global capital | 120.00K | 0.50% | $1.02M |
| Meteora capital | 181.80K | 0.50% | $1.55M |
| Magnetar financial | 3.92M | 0.44% | $33.34M |
| Aqr arbitrage | 1.40M | 0.28% | $11.92M |
Top Buyers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Magnetar financial | 3.92M | 0.44% | 3.92M |
| Kryger capital | 3.50M | 3.50% | 3.50M |
| First trust capital management | 2.41M | 1.48% | 2.41M |
| Marshall wace, llp | 2.21M | 0.01% | 2.06M |
| Aqr arbitrage | 1.40M | 0.28% | 1.40M |
Top Sellers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Ra capital management | - | - | -8.80M |
| Rosalind advisors | - | - | -3.05M |
| Monaco asset management sam | - | - | -2.82M |
| Armistice capital | - | - | -2.24M |
| Vestal point capital, lp | - | - | -1.40M |
New Positions
| Holder | Shares | % Assets | Change | Value |
|---|---|---|---|---|
| Magnetar financial | 3.92M | 0.44% | 3.92M | $33.34M |
| Kryger capital | 3.50M | 3.50% | 3.50M | $29.81M |
| First trust capital management | 2.41M | 1.48% | 2.41M | $20.53M |
| Aqr arbitrage | 1.40M | 0.28% | 1.40M | $11.92M |
| Water island capital | 1.07M | 1.19% | 1.07M | $9.10M |
Sold Out
| Holder | Change |
|---|---|
| Cubist systematic strategies | -12.00 |
| Physician wealth advisors | -79.00 |
| Qube research | -86.00 |
| National bank of canada /fi/ | -100.00 |
| Headlands | -138.00 |
Institutional Ownership Trends
| Date | Holdings | Change % | Shares | Change % | Ownership | Change % | Increased Position | Change % | Decreased Position | Change % |
|---|---|---|---|---|---|---|---|---|---|---|
| Mar 31, 2025 | 3 | -95.89% | 7,590,105 | -83.30% | 8 | 0.33% | 3 | -91.43% | - | -100.00% |
| Dec 31, 2024 | 73 | 8.96% | 45,459,708 | 22.51% | 50 | 2.96% | 35 | 75.00% | 20 | - |
| Sep 30, 2024 | 67 | -12.99% | 37,107,930 | 0.39% | 41 | 2.41% | 20 | -16.67% | 20 | -4.76% |
| Jun 30, 2024 | 77 | -4.94% | 36,962,684 | -4.64% | 41 | 2.16% | 24 | -20.00% | 21 | -19.23% |
| Mar 31, 2024 | 81 | 5.19% | 38,761,787 | -4.02% | 43 | 2.11% | 30 | 3.45% | 26 | - |
Top Mutual Funds Shareholders
| Holder | Shares | % Holding | Change |
|---|---|---|---|
| Vanguard US Total Market Shares ETF | 2.90M | 3.12% | - |
| Vanguard Total Stock Mkt Idx Inv | 2.36M | 2.52% | -531.50K |
| Vanguard Institutional Extnd Mkt Idx Tr | 1.16M | 1.24% | 71.21K |
| Bridgeway Ultra-Small Company | 860.12K | 0.96% | - |
| AB Merger Arbitrage S1 USD | 799.57K | 0.85% | 799.57K |
| AB Event Driven S1 USD | 463.91K | 0.49% | 463.91K |
| Fidelity Extended Market Index | 413.50K | 0.44% | 3.32K |
| A4Investments SICAV SIF ACCI IlanaA2EURH | 300.00K | 0.33% | - |
| Northern Small Cap Value | 305.02K | 0.33% | -16.53K |
| NT Quality Small Cap Value | 305.02K | 0.33% | -16.53K |
Recent Insider Transactions
| Date | Name | Role | Activity | Value |
|---|---|---|---|---|
| Feb 13, 2025 | Melemed Allen S. | CHIEF MEDICAL OFFICER | Sell | $13.80K |
| Feb 13, 2025 | Andriole Michael T. | PRESIDENT AND CEO | Sell | $33.28K |
| Feb 13, 2025 | Alrutz Michael Albert | SVP AND GENERAL COUNSEL | Sell | $7.23K |
| Feb 13, 2025 | Jakeman David | VP OF FINANCE AND ACCOUNTING | Sell | $1.36K |
| Feb 13, 2025 | LaSpaluto Michelle | CHIEF FINANCIAL OFFICER | Sell | $10.20K |
Insider Transactions Trends
| Date | Buy | Sell |
|---|---|---|
| 2025 Q2 | - | - |
| 2025 Q1 | - | 8 |
| 2024 Q4 | - | - |
| 2024 Q3 | - | 1 |
| 2024 Q2 | - | - |
CMRX Ownership FAQ
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