Vir Bio Ownership | Who Owns Vir Bio?

Overview Forecast RevenueFinancials Chart Transcripts

Vir Bio Ownership Summary

Vir Bio is owned by 80.14% institutional investors, 10.51% insiders, and 9.36% retail investors. Blackrock is the largest institutional shareholder, holding 12.15% of VIR shares. iShares Core S&P Small-Cap ETF is the top mutual fund, with 3.97% of its assets in Vir Bio shares.

VIR Ownership Benchmark

Type	Name	% Inst	% Insiders	% Retail
Stock	Vir Bio	80.14%	10.51%	9.36%
Sector	Healthcare Stocks	487.91%	11.08%	-398.99%
Industry	Biotech Stocks	307.10%	11.11%	-218.21%

Institutional Shareholders

Top Institutional Shareholders by Total Shares

Holder	Shares	% Holding	Value
Blackrock	16.43M	12.15%	$146.26M
Sb investment advisers (uk)	16.68M	12.05%	$84.09M
Blackrock funding, inc. /de	16.15M	11.67%	$81.41M
Vanguard group	13.13M	9.61%	$96.38M
Arch venture management	12.92M	9.33%	$65.10M
State street	5.09M	3.77%	$45.34M
Orbimed advisors	2.38M	1.72%	$12.00M
Geode capital management	2.20M	1.61%	$16.13M
Morgan stanley	2.12M	1.57%	$18.90M
Dimensional fund advisors lp	1.92M	1.40%	$14.06M

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	21.76%	$65.10M
Ikarian capital	1.07M	1.03%	$5.38M
Sio capital management	478.34K	0.92%	$2.41M
Sb investment advisers (uk)	16.68M	0.67%	$84.09M
Stonepine capital management	130.00K	0.64%	$655.20K
Tejara capital	258.60K	0.60%	$1.30M
Orbimed advisors	2.38M	0.30%	$12.00M
Clarius group	619.31K	0.21%	$3.54M
Adar1 capital management	250.00K	0.19%	$1.26M

Top Buyers

Holder	Shares	% Assets	Change
Arch venture management	12.92M	21.76%	12.92M
Jpmorgan chase	1.81M	0.00%	720.69K
Dimensional fund advisors lp	1.92M	0.00%	703.36K
Millennium management	1.72M	0.01%	610.37K
Ensign peak advisors	582.98K	0.01%	519.11K

Top Sellers

Holder	Shares	% Assets	Change
Baillie gifford	-	-	-2.38M
State street	5.09M	0.00%	-1.97M
Point72 asset management	-	-	-848.45K
Tang capital management	-	-	-500.00K
Woodline partners lp	-	-	-466.74K

New Positions

Holder	Shares	% Assets	Change	Value
Arch venture management	12.92M	21.76%	12.92M	$65.10M
Group one trading	179.26K	0.00%	179.26K	$1.32B
Susquehanna portfolio strategies	47.43K	0.01%	47.43K	$239.06K
Norges bank	28.90K	-	28.90K	$257.21K
Wolverine trading	23.41K	0.00%	23.41K	$171.57K

Sold Out

Holder	Change
Northwestern mutual wealth management	-5.00
Mendota financial group	-6.00
Dinuzzo private wealth	-6.00
Sjs investment consulting	-12.00
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 %
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%
Dec 31, 2024	204	-0.49%	66,639,809	-23.94%	48	1.19%	106	8.16%	64	-5.88%
Sep 30, 2024	204	-5.99%	87,613,923	-0.48%	64	1.54%	99	-11.61%	68	-2.86%
Jun 30, 2024	214	0.94%	88,011,508	-0.80%	65	1.50%	110	6.80%	70	9.38%

Top Mutual Funds Shareholders

Holder	Shares	% Holding	Change
iShares Core S&P Small-Cap ETF	5.52M	3.97%	-
Scottish Mortgage Ord	3.80M	2.78%	-
Vanguard Total Stock Mkt Idx Inv	3.51M	2.53%	-77.78K
Vanguard US Total Market Shares ETF	3.46M	2.52%	-
Vanguard Small Cap Index	2.68M	1.93%	-16.21K
iShares Russell 2000 ETF	2.17M	1.56%	-
SPDR® S&P Biotech ETF	1.61M	1.16%	3.59K
Vanguard Small Cap Growth Index Inv	1.50M	1.08%	-576.00
FIAM Small Cap Core CIT Cl B	1.50M	1.08%	1.18M
Vanguard Institutional Extnd Mkt Idx Tr	1.02M	0.74%	-442.82K

Recent Insider Transactions

Date	Name	Role	Activity	Value
Oct 22, 2025	SVF Endurance (Cayman) Ltd	-	Sell	$887.65K
Oct 23, 2025	SVF Endurance (Cayman) Ltd	-	Sell	$924.72K
Oct 21, 2025	SVF Endurance (Cayman) Ltd	-	Sell	$690.97K
Oct 20, 2025	SVF Endurance (Cayman) Ltd	-	Sell	$1.37M
Oct 15, 2025	SVF Endurance (Cayman) Ltd	-	Sell	$101.20K

Insider Transactions Trends

Date	Buy	Sell
2025 Q4	-	13
2025 Q3	-	5
2025 Q2	-	2
2025 Q1	-	9
2024 Q4	-	4

VIR Ownership FAQ

Who Owns Vir Bio?

Vir Bio shareholders are primarily institutional investors at 80.14%, followed by 10.51% insiders and 9.35% retail investors. The average institutional ownership in Vir Bio's industry, Biotech Stocks , is 307.10%, which Vir Bio falls below.

Who owns the most shares of Vir Bio?

Vir Bio’s largest shareholders are Blackrock (16.43M shares, 12.15%), Sb investment advisers (uk) (16.68M shares, 12.05%), and Blackrock funding, inc. /de (16.15M shares, 11.67%). Together, they hold 35.87% of Vir Bio’s total shares outstanding.

Does Blackrock own Vir Bio?

Yes, BlackRock owns 12.15% of Vir Bio, totaling 16.43M shares as of Jun 2024. This represents 0.00% of BlackRock's total assets, with a market value of 146.26M$. In the last quarter, BlackRock decreased its holdings by -129K shares, a -0.78% change.

Who is Vir Bio’s biggest shareholder by percentage of total assets invested?

Bill & melinda gates foundation is Vir Bio’s biggest shareholder by percentage of total assets invested, with 23.22% of its assets in 1.56M Vir Bio shares, valued at 13.88M$.

Who is the top mutual fund holder of Vir Bio shares?

iShares Core S&P Small-Cap ETF is the top mutual fund holder of Vir Bio shares, with 3.97% of its total shares outstanding invested in 5.52M Vir Bio shares.

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