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Altimmune (ALT) Ownership - Who Owns Altimmune?

3,701 Followers

Altimmune (ALT) Ownership Overview

0.30% Other Institutional Investors

15.69% ETFs

74.22% Public Companies and Individual Investors

The ownership structure of Altimmune (ALT) stock is a mix of institutional, retail, and individual investors. Approximately 25.33% of the company’s stock is owned by Institutional Investors, 0.45% is owned by Insiders, and 74.22% is owned by Public Companies and Individual Investors.

The ownership structure of Altimmune (ALT) stock is a mix of institutional, retail, and individual investors. Approximately 9.64% of the company’s stock is owned by Institutional Investors, 0.45% is owned by Insiders, and 15.69% is owned by Public Companies and Individual Investors.

Recent Insider Trading Activity

Date	Name	Activity	Value
Apr 06, 2026	John Gill	xxxxxxxxxxxxx	$31280
Apr 01, 2026	Gregory Weaver	xxxxxxxxxxxxx	$31400
Apr 01, 2026	Jerome Benedict Durso	xxxxxxxxxxxxx	$47100
Mar 09, 2026	Gregory Weaver	xxxxxxxxxxxxx	$17700

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Recent Hedge Fund Trading Activity

Date	Firm	Activity	Value

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Top Shareholders

# of Shares	Type	% Holding	Value
9,694,946	Institution	4.99%	30,248,232
9,693,444	Institution	4.98%	30,243,545
8,867,537	Institution	4.56%	27,666,715
5,522,765	Institution	2.84%	17,231,027
2,462,930	Institution	1.27%	7,684,342
2,308,646	Institution	1.19%	7,202,976
1,409,835	Institution	0.72%	4,398,685
1,213,513	Institution	0.62%	3,786,161
1,081,469	Institution	0.56%	3,374,183
780,507	Institution	0.40%	2,435,182

Top Mutual Fund Holders

# of Shares	Type	% Holding	Value
5,522,765	Institution	2.84%	17,231,027
2,462,930	Institution	1.27%	7,684,342
2,308,646	Institution	1.19%	7,202,976
1,409,835	Institution	0.72%	4,398,685
1,213,513	Institution	0.62%	3,786,161
1,081,469	Institution	0.56%	3,374,183
780,507	Institution	0.40%	2,435,182
663,391	Institution	0.34%	2,069,780
527,868	Institution	0.27%	1,646,948
351,661	Institution	0.18%	1,097,182

Top ETF Holders

Holder	# of Shares	Type	% Holding	Value
SPDR S&P BIOTECH ETF	8,075,766	Institution	4.15%	25,115,632
Vanguard Total Stock Market ETF	6,183,071	Institution	3.18%	18,858,367
iShares Russell 2000 ETF	5,223,494	Institution	2.69%	16,297,301
Vanguard Extended Market ETF	2,139,777	Institution	1.10%	6,526,320
iShares Russell 2000 Value ETF	1,848,324	Institution	0.95%	5,766,771
iShares Biotechnology ETF	1,318,748	Institution	0.68%	4,114,494
Vanguard Russell 2000 ETF	670,084	Institution	0.34%	2,043,756
iShares Micro-Cap ETF	668,001	Institution	0.34%	2,084,163
Fidelity Enhanced Small Cap ETF	641,217	Institution	0.33%	2,019,834
Vanguard Health Care ETF	567,179	Institution	0.29%	1,729,896

FAQ

Who Owns Altimmune (ALT)?

According to the latest TipRanks data, approximately 0.30% of the company's stock is held by institutional investors, 0.45% is held by insiders, and 74.22% is held by retail investors.

What percentage of Altimmune (ALT) stock is held by institutional investors?

According to the latest TipRanks data, approximately 0.30% of Altimmune (ALT) stock is held by institutional investors.

What percentage of Altimmune (ALT) stock is held by retail investors?

According to the latest TipRanks data, approximately 74.22% of Altimmune (ALT) stock is held by retail investors.

Who owns the most shares of Altimmune (ALT)?

iShares owns the most shares of Altimmune (ALT).

What is the significance of the ownership structure for a publicly traded company?

The ownership structure can impact the company's decision making, as large institutional investors may exert influence on the company's management and can also affect the company's stock price with their buying and selling patterns.