Annexon Ownership | Who Owns Annexon?
Annexon Ownership Summary
Annexon is owned by 67.25% institutional investors, 0.42% insiders, and 32.33% retail investors. Fmr is the largest institutional shareholder, holding 10.17% of ANNX shares. BB Biotech AG Ord is the top mutual fund, with 4.84% of its assets in Annexon shares.
ANNX Ownership Benchmark
Type | Name | % Inst | % Insiders | % Retail |
---|---|---|---|---|
Stock | Annexon | 67.25% | 0.42% | 32.33% |
Sector | Healthcare Stocks | 486.50% | 11.08% | -397.59% |
Industry | Biotech Stocks | 304.14% | 11.08% | -215.23% |
Institutional Shareholders
Top Institutional Shareholders by Total Shares
Holder | Shares | % Holding | Value |
---|---|---|---|
Fmr | 14.22M | 10.17% | $72.97M |
Blackrock funding, inc. /de | 7.96M | 5.38% | $19.11M |
Blackrock | 6.59M | 5.37% | $32.28M |
Alerce investment management | 7.41M | 5.29% | $37.99M |
Bvf inc/il | 7.00M | 4.73% | $16.80M |
Redmile group | 6.30M | 4.25% | $15.12M |
Vanguard group | 5.55M | 3.96% | $28.46M |
Bain capital life sciences investors | 5.25M | 3.54% | $12.60M |
Bellevue group | 5.16M | 3.48% | $12.38M |
State street | 4.51M | 3.22% | $23.14M |
Top Institutional Shareholders by % of Total Assets
Holder | Shares | % Assets | Value |
---|---|---|---|
Alerce investment management | 7.41M | 66.89% | $37.99M |
Sio capital management | 4.10M | 3.75% | $9.83M |
Redmile group | 6.30M | 1.61% | $15.12M |
Bain capital life sciences investors | 5.25M | 1.58% | $12.60M |
Tfg asset management gp | 2.65M | 1.17% | $5.11M |
Sphera funds management | 1.76M | 0.99% | $4.23M |
Logos global management lp | 2.41M | 0.64% | $5.78M |
Bvf inc/il | 7.00M | 0.60% | $16.80M |
Sirios capital management l p | 989.58K | 0.34% | $2.37M |
Ghost tree capital | 214.50K | 0.33% | $1.05M |
Top Buyers
Holder | Shares | % Assets | Change |
---|---|---|---|
Fmr | 14.22M | 0.00% | 5.66M |
Blackrock | 6.59M | 0.00% | 1.54M |
Tfg asset management gp | 2.65M | 1.17% | 1.25M |
Ameriprise financial | 926.64K | 0.00% | 767.87K |
Sio capital management | 4.10M | 3.75% | 697.98K |
Top Sellers
Holder | Shares | % Assets | Change |
---|---|---|---|
Adage capital partners gp | - | - | -2.84M |
Gmt capital | - | - | -1.91M |
Pictet asset management sa | - | - | -1.64M |
Logos global management lp | 2.41M | 0.64% | -1.59M |
Eventide asset management | - | - | -1.02M |
New Positions
Holder | Shares | % Assets | Change | Value |
---|---|---|---|---|
Ghost tree capital | 214.50K | 0.33% | 214.50K | $1.05M |
Susquehanna portfolio strategies | 207.72K | 0.01% | 207.72K | $498.52K |
Lmr partners llp | 120.00K | 0.01% | 120.00K | $588.00K |
Natixis | 77.10K | 0.00% | 77.10K | $185.04K |
Ubs asset management americas | 49.06K | 0.00% | 49.06K | $251.69K |
Sold Out
Holder | Change |
---|---|
National bank of canada /fi/ | -2.00 |
Nelson, van denburg & campbell wealth management group | -9.00 |
True wealth design | -17.00 |
Quadrant capital group | -34.00 |
Lindbrook capital | -83.00 |
Institutional Ownership Trends
Date | Holdings | Change % | Shares | Change % | Ownership | Change % | Increased Position | Change % | Decreased Position | Change % |
---|---|---|---|---|---|---|---|---|---|---|
Jun 30, 2025 | 129 | -15.13% | 99,605,116 | -0.16% | 67 | 1.48% | 67 | -15.19% | 34 | -17.07% |
Mar 31, 2025 | 10 | -93.59% | 26,197,503 | -76.64% | 17 | 0.28% | 4 | -95.51% | - | -100.00% |
Dec 31, 2024 | 155 | 6.16% | 112,163,548 | 1.74% | 80 | 1.29% | 88 | 10.00% | 38 | 2.70% |
Sep 30, 2024 | 146 | -7.01% | 110,248,434 | 2.42% | 78 | 1.02% | 80 | -18.37% | 37 | 15.63% |
Jun 30, 2024 | 157 | 16.30% | 107,640,091 | 13.59% | 87 | 1.47% | 98 | 22.50% | 32 | 14.29% |
Top Mutual Funds Shareholders
Holder | Shares | % Holding | Change |
---|---|---|---|
BB Biotech AG Ord | 5.16M | 4.84% | - |
Vanguard Total Stock Mkt Idx Inv | 3.11M | 2.83% | 99.45K |
Vanguard US Total Market Shares ETF | 2.83M | 2.58% | - |
Candriam Eqs L Biotech C USD Cap | 2.53M | 2.31% | - |
Fidelity Growth Compy Commingled Pl O | 2.37M | 2.25% | - |
Fidelity Growth Compy Commingled Pl S | 2.45M | 2.24% | -549.39K |
SPDR® S&P Biotech ETF | 2.32M | 2.11% | -14.13K |
iShares Russell 2000 ETF | 2.26M | 2.06% | -42.95K |
Fidelity Growth Company Fund | 1.76M | 1.60% | -408.00K |
Columbia Small Cap Value I A | 1.36M | 1.24% | 37.30K |
Recent Insider Transactions
Date | Name | Role | Activity | Value |
---|---|---|---|---|
Jul 30, 2025 | Carson William H. | - | Buy | $10.00K |
Jul 14, 2025 | Yednock Ted | EVP & CHIEF INNOVATION OFFICER | Sell | $2.88K |
Jul 14, 2025 | Lew Jennifer | EVP & CHIEF FINANCIAL OFFICER | Sell | $2.88K |
Jul 14, 2025 | Overdorf Michael | EVP & CHIEF BUSINESS OFFICER | Sell | $2.23K |
Jun 30, 2025 | Carson William H. | - | Buy | $10.12K |
Insider Transactions Trends
Date | Buy | Sell |
---|---|---|
2025 Q3 | 1 | 3 |
2025 Q2 | 1 | - |
2025 Q1 | - | 9 |
2024 Q4 | 2 | 1 |
2024 Q3 | 3 | 7 |
ANNX Ownership FAQ
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