Vir Bio Ownership | Who Owns Vir Bio?
Vir Bio Ownership Summary
Vir Bio is owned by 89.34% institutional investors, 6.57% insiders, and 4.09% retail investors. Blackrock funding, inc. /de is the largest institutional shareholder, holding 12.93% of VIR shares. iShares Core S&P Small-Cap ETF is the top mutual fund, with 4.08% of its assets in Vir Bio shares.
VIR Ownership Benchmark
| Type | Name | % Inst | % Insiders | % Retail |
|---|---|---|---|---|
| Stock | Vir Bio | 89.34% | 6.57% | 4.09% |
| Sector | Healthcare Stocks | 35.58% | 11.87% | 52.55% |
| Industry | Biotech Stocks | 35.75% | 11.83% | 52.41% |
Institutional Shareholders
Top Institutional Shareholders by Total Shares
| Holder | Shares | % Holding | Value |
|---|---|---|---|
| Blackrock funding, inc. /de | 18.00M | 12.93% | $161.27M |
| Blackrock | 16.43M | 12.15% | $146.26M |
| Sb investment advisers (uk) | 16.68M | 12.05% | $95.27M |
| Arch venture management | 12.92M | 9.28% | $115.73M |
| Vanguard group | 12.55M | 9.03% | $75.67M |
| Gsk | 8.55M | 6.14% | $76.62M |
| State street | 7.14M | 5.13% | $63.98M |
| Goldman sachs group | 3.25M | 2.33% | $29.12M |
| Morgan stanley | 2.85M | 2.05% | $25.57M |
| Geode capital management | 2.66M | 1.91% | $23.82M |
Top Institutional Shareholders by % of Total Assets
| Holder | Shares | % Assets | Value |
|---|---|---|---|
| Bill & melinda gates foundation | 1.56M | 23.22% | $13.88M |
| Arch venture management | 12.92M | 17.09% | $115.73M |
| Gsk | 8.55M | 12.79% | $76.62M |
| Superstring capital management lp | 730.55K | 4.68% | $6.55M |
| Alta partners management | 509.92K | 3.03% | $4.57M |
| Boxer capital management | 1.87M | 2.20% | $16.72M |
| Sio capital management | 1.50M | 1.93% | $13.43M |
| Avidity partners management lp | 619.30K | 1.43% | $6.33M |
| Soleus capital management | 2.00M | 0.73% | $17.94M |
| Sb investment advisers (uk) | 16.68M | 0.72% | $95.27M |
Top Buyers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Soleus capital management | 2.00M | 0.73% | 2.00M |
| Point72 asset management | 1.95M | 0.02% | 1.76M |
| Goldman sachs group | 3.25M | 0.00% | 1.68M |
| Blackrock funding, inc. /de | 18.00M | 0.00% | 1.67M |
| Citadel advisors | 2.10M | 0.00% | 1.61M |
Top Sellers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Baillie gifford | - | - | -2.38M |
| Orbimed advisors | - | - | -2.38M |
| Abrdn | - | - | -1.39M |
| Balyasny asset management | - | - | -1.37M |
| Fmr | 2.07M | 0.00% | -1.09M |
New Positions
| Holder | Shares | % Assets | Change | Value |
|---|---|---|---|---|
| Soleus capital management | 2.00M | 0.73% | 2.00M | $17.94M |
| Vanguard fiduciary trust | 731.72K | 0.00% | 731.72K | $6.56M |
| Avidity partners management lp | 619.30K | 1.43% | 619.30K | $6.33M |
| Empyrean capital partners, lp | 527.80K | 0.15% | 527.80K | $4.73M |
| Parkman healthcare partners | 500.00K | 0.46% | 500.00K | $4.48M |
Sold Out
| Holder | Change |
|---|---|
| Northwestern mutual wealth management | -5.00 |
| Mendota financial group | -6.00 |
| Dinuzzo private wealth | -6.00 |
| Flagship harbor advisors | -14.00 |
| Nelson, van denburg & campbell wealth management group | -16.00 |
Institutional Ownership Trends
| Date | Holdings | Change % | Shares | Change % | Ownership | Change % | Increased Position | Change % | Decreased Position | Change % |
|---|---|---|---|---|---|---|---|---|---|---|
| Mar 31, 2026 | 254 | 13.39% | 124,391,567 | 7.66% | 89 | 1.29% | 183 | 92.63% | 40 | -51.81% |
| Dec 31, 2025 | 62 | -72.20% | 17,963,701 | -83.21% | 12 | 0.22% | 21 | -76.14% | 27 | -66.25% |
| Sep 30, 2025 | 79 | -64.73% | 21,507,831 | -80.60% | 15 | 0.24% | 31 | -70.19% | 36 | -41.94% |
| Jun 30, 2025 | 221 | -6.75% | 110,948,270 | 19.67% | 80 | 1.76% | 102 | -18.40% | 62 | -11.43% |
| Mar 31, 2025 | 238 | 8.18% | 93,178,710 | 4.94% | 67 | 1.61% | 125 | 10.62% | 70 | 1.45% |
Top Mutual Funds Shareholders
| Holder | Shares | % Holding | Change |
|---|---|---|---|
| iShares Core S&P Small-Cap ETF | 6.89M | 4.08% | 1.75K |
| Scottish Mortgage Ord | 3.80M | 2.78% | - |
| Vanguard US Total Market Shares ETF | 3.46M | 2.52% | - |
| Vanguard Total Stock Mkt Idx Inv | 3.98M | 2.36% | - |
| State Street® SPDR® S&P® Biotech ETF | 2.82M | 1.75% | -27.85K |
| Vanguard Small Cap Index | 2.89M | 1.72% | -10.38K |
| iShares Russell 2000 ETF | 2.19M | 1.30% | 18.47K |
| SPDR® S&P Biotech ETF | 1.61M | 1.16% | 3.59K |
| FIAM Small Cap Core Composite | 1.78M | 1.11% | -28.80K |
| Vanguard Small Cap Growth Index Inv | 1.62M | 0.96% | -1.26K |
Recent Insider Transactions
| Date | Name | Role | Activity | Value |
|---|---|---|---|---|
| Jun 01, 2026 | Napolitano Janet | - | Sell | $30.24K |
| Jun 01, 2026 | Sabatini Brent | SVP, Chief Accounting Officer | Sell | $3.58K |
| May 01, 2026 | SATO VICKI L | - | Sell | $221.03K |
| Apr 06, 2026 | De Backer Marianne | President and CEO | Sell | $664.35K |
| Apr 01, 2026 | SATO VICKI L | - | Sell | $199.62K |
Insider Transactions Trends
| Date | Buy | Sell |
|---|---|---|
| 2026 Q2 | - | 5 |
| 2026 Q1 | - | 20 |
| 2025 Q4 | - | 27 |
| 2025 Q3 | - | 5 |
| 2025 Q2 | - | 2 |
VIR Ownership FAQ
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