ALT Altimmune, Inc.

Healthcare

$2.93+1.03%ClosedMarket Cap: $258.6M

As of 2026-05-26

Institutional Ownership Summary

Investors Holding

201

13F Shares

54,846,693

Ownership %

61.3%

New Positions

46

Increased Positions

119

Closed Positions

27

Reduced Positions

31

ETF Exposure

ETF Symbol	ETF Name	Shares Held	Weight %
BBC	Virtus Biotech Clinical Trials ETF	51,743	0.45%
QQQS	Invesco NASDAQ Future Gen 200 ETF	16,408	0.38%
SILX	ETFMG Prime 2x Daily Junior Silver Miners ETF	15,771	0.30%
SBIO	ALPS Medical Breakthroughs ETF	105,881	0.26%
VALT		13,917	0.23%
XBI		4,353,091	0.18%
VMNFX		168,595	0.16%
LABU	Direxion Daily S&P Biotech Bull 3X ETF	217,596	0.14%
VSTCX		628,183	0.10%
IJE		329,020	0.08%
IWC	iShares Micro-Cap ETF	329,020	0.08%
VSEQX		1,572,026	0.06%
FESM	Fidelity Enhanced Small Cap ETF	573,862	0.04%
IBB	iShares Biotechnology ETF	926,610	0.03%
IWO	iShares Russell 2000 Growth ETF	1,063,011	0.03%
NLO		1,063,011	0.03%
VTWG		81,151	0.02%
PRFZ	Invesco RAFI US 1500 Small-Mid ETF	156,817	0.02%
VEXRX		770,577	0.01%
VEXPX		770,577	0.01%