HilleVax Ownership | Who Owns HilleVax?

HilleVax Ownership Summary

HilleVax is owned by 82.78% institutional investors, 17.09% insiders, and 0.14% retail investors. Frazier life sciences management is the largest institutional shareholder, holding 21.19% of HLVX shares. Franklin Biotechnology Discv A(acc)USD is the top mutual fund, with 2.52% of its assets in HilleVax shares.

HLVX Ownership Benchmark

Type	Name	% Inst	% Insiders	% Retail
Stock	HilleVax	82.78%	17.09%	0.14%
Sector	Healthcare Stocks	488.30%	11.08%	-399.38%
Industry	Biotech Stocks	307.10%	11.11%	-218.21%

Institutional Shareholders

Top Institutional Shareholders by Total Shares

Holder	Shares	% Holding	Value
Frazier life sciences management	10.62M	21.19%	$21.13M
Takeda pharmaceutical	6.72M	13.42%	$13.38M
Tang capital management	4.92M	9.82%	$9.79M
Blackrock	2.09M	4.31%	$30.23M
Franklin resources	1.96M	3.96%	$4.05M
Deerfield management company, l.p. (series c)	1.88M	3.76%	$3.75M
Carlyle group	1.84M	3.67%	$3.59M
Vanguard group	1.61M	3.25%	$3.32M
Balyasny asset management	976.30K	1.95%	$1.94M
Stepstone group lp	826.57K	1.65%	$1.64M

Top Institutional Shareholders by % of Total Assets

Holder	Shares	% Assets	Value
Takeda pharmaceutical	6.72M	68.43%	$13.38M
Stepstone group lp	826.57K	3.26%	$1.64M
Qiming u.s. ventures management	372.62K	1.51%	$771.31K
Frazier life sciences management	10.62M	0.84%	$21.13M
Tang capital management	4.92M	0.49%	$9.79M
Stonepine capital management	226.01K	0.44%	$449.76K
Samsara biocapital	399.64K	0.16%	$795.28K
Bml capital management	91.91K	0.14%	$182.91K
Carlyle group	1.84M	0.07%	$3.59M
Deerfield management company, l.p. (series c)	1.88M	0.07%	$3.75M

Top Buyers

Holder	Shares	% Assets	Change
Goldman sachs group	699.35K	0.00%	453.02K
Blackrock	2.09M	0.00%	290.33K
Rbf capital	200.00K	0.02%	200.00K
Jpmorgan chase	207.15K	-	193.12K
Acadian asset management	308.60K	0.00%	142.82K

Top Sellers

Holder	Shares	% Assets	Change
T. rowe price investment management	-	-	-3.48M
Vr adviser	-	-	-2.08M
Deep track capital, lp	-	-	-1.83M
Blackrock funding, inc. /de	387.53K	-	-1.71M
Janus henderson group	-	-	-1.12M

New Positions

Holder	Shares	% Assets	Change	Value
Rbf capital	200.00K	0.02%	200.00K	$398.00K
Y-intercept (hong kong)	109.15K	0.01%	109.15K	$217.21K
Militia capital partners, lp	71.61K	0.07%	71.61K	$142.50K
Qube research	49.96K	0.00%	49.96K	$99.43K
Quadrature capital	30.94K	0.00%	30.94K	$61.58K

Sold Out

Holder	Change
Nelson, van denburg & campbell wealth management group	-4.00
Private wealth management group	-20.00
Quarry lp	-61.00
Legacy advisors	-103.00
True wealth design	-147.00

Institutional Ownership Trends

Date	Holdings	Change %	Shares	Change %	Ownership	Change %	Increased Position	Change %	Decreased Position	Change %
Jun 30, 2025	73	-9.88%	41,482,997	-1.61%	82	1.16%	32	3.23%	30	-
Mar 31, 2025	4	-94.74%	13,054,137	-69.53%	26	0.35%	-	-100.00%	1	-93.33%
Dec 31, 2024	45	-43.04%	18,234,599	-56.32%	36	0.52%	26	-46.94%	7	-61.11%
Sep 30, 2024	78	-13.33%	35,023,214	-9.66%	70	1.11%	49	-24.62%	18	50.00%
Jun 30, 2024	90	13.92%	38,767,553	4.27%	79	1.31%	65	62.50%	12	-47.83%

Top Mutual Funds Shareholders

Holder	Shares	% Holding	Change
Franklin Biotechnology Discv A(acc)USD	1.26M	2.52%	-
T. Rowe Price US Small-Cap Core Equity	806.64K	1.62%	173.56K
iShares Russell 2000 ETF	778.04K	1.55%	-
Vanguard Total Stock Mkt Idx Inv	741.84K	1.48%	-16.21K
Franklin Biotechnology Discovery A	691.36K	1.38%	-
T. Rowe Price U.S. SC Value Eq Tr-Z	439.91K	0.88%	3.33K
T. Rowe Price U.S. SC Core Eq Tr-Z	394.48K	0.79%	89.26K
Fidelity Small Cap Index	301.08K	0.60%	-
Xtrackers S&P 500 Swap ETF 1C	298.90K	0.60%	-
Vanguard Institutional Extnd Mkt Idx Tr	266.40K	0.53%	-121.39K

Recent Insider Transactions

Date	Name	Role	Activity	Value
Feb 11, 2025	HERSHBERG ROBERT	See Remarks	Sell	$21.00K
Feb 04, 2025	HERSHBERG ROBERT	See Remarks	Sell	$27.66K
Feb 11, 2025	Maltbie Shane	Chief Financial Officer	Sell	$7.66K
Feb 04, 2025	Maltbie Shane	Chief Financial Officer	Sell	$7.46K
May 22, 2024	Kohli Aditya	-	Sell	$88.37K

Insider Transactions Trends

Date	Buy	Sell
2025 Q3	-	-
2025 Q2	-	-
2025 Q1	-	4
2024 Q2	1	9
2024 Q1	1	14

HLVX Ownership FAQ

Who Owns HilleVax?

HilleVax shareholders are primarily institutional investors at 82.78%, followed by 17.09% insiders and 0.13% retail investors. The average institutional ownership in HilleVax's industry, Biotech Stocks , is 307.10%, which HilleVax falls below.

Who owns the most shares of HilleVax?

HilleVax’s largest shareholders are Frazier life sciences management (10.62M shares, 21.19%), Takeda pharmaceutical (6.72M shares, 13.42%), and Tang capital management (4.92M shares, 9.82%). Together, they hold 44.42% of HilleVax’s total shares outstanding.

Does Blackrock own HilleVax?

Yes, BlackRock owns 4.31% of HilleVax, totaling 2.09M shares as of Jun 2024. This represents 0.00% of BlackRock's total assets, with a market value of 30.23M$. In the last quarter, BlackRock increased its holdings by 290.33K shares, a 16.13% change.

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

Takeda pharmaceutical is HilleVax’s biggest shareholder by percentage of total assets invested, with 68.43% of its assets in 6.72M HilleVax shares, valued at 13.38M$.

Who is the top mutual fund holder of HilleVax shares?

Franklin Biotechnology Discv A(acc)USD is the top mutual fund holder of HilleVax shares, with 2.52% of its total shares outstanding invested in 1.26M HilleVax shares.

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