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Altimmune
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Overview Fund Activity

178 hedge funds and large institutions have $139M invested in Altimmune in 2025 Q2 according to their latest regulatory filings, with 39 funds opening new positions, 70 increasing their positions, 39 reducing their positions, and 30 closing their positions.

Holders
178
Holders Change
+5
Holders Change %
+2.89%
% of All Funds
2.39%
Holding in Top 10
–
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-100%
% of All Funds
–
New
39
Increased
70
Reduced
39
Closed
30
Calls
$21.9M
Puts
$19.3M
Net Calls
+$2.63M
Net Calls Change
-$542K

Top Buyers

1
CM
1
Caption Management
Oklahoma
$3.8M
2
Vanguard Group
2
Vanguard Group
Pennsylvania
$20M
3
Federated Hermes
3
Federated Hermes
Pennsylvania
$3.54M
4
Citadel Advisors
4
Citadel Advisors
Florida
$2.03M
5
Bank of America
5
Bank of America
North Carolina
$2.77M

Top Sellers

1
BG
1
Bellevue Group
Switzerland
$0
2
Ameriprise
2
Ameriprise
Minnesota
$441K
3
Marshall Wace
3
Marshall Wace
United Kingdom
$85.5K
4
Millennium Management
4
Millennium Management
New York
$303K
5
Two Sigma Investments
5
Two Sigma Investments
New York
$1.69M
Name Market Value Shares Shares
Change 		Shares
Change %
Wells Fargo
51
Wells Fargo
California
$381K 98,378 +6,697 +7%
CC
52
Centiva Capital
New York
$357K 92,319 +92,319 New
HSBC Holdings
53
HSBC Holdings
United Kingdom
$329K 85,468 +13,210 +18%
SPS
54
Susquehanna Portfolio Strategies
Pennsylvania
$326K 84,329 +84,329 New
Millennium Management
55
Millennium Management
New York
$303K 78,294 -1,033,005 -93%
LPL Financial
56
LPL Financial
California
$292K 75,493 +8,912 +13%
AllianceBernstein
57
AllianceBernstein
Tennessee
$278K 71,760 – –
Deutsche Bank
58
Deutsche Bank
Germany
$274K 70,771 -9,080 -11%
Citigroup
59
Citigroup
New York
$264K 68,181 -95,337 -58%
Royal Bank of Canada
60
Royal Bank of Canada
Ontario, Canada
$236K 60,963 +8,496 +16%
Baird Financial Group
61
Baird Financial Group
Wisconsin
$230K 59,440 – –
D.E. Shaw & Co
62
D.E. Shaw & Co
New York
$198K 51,258 +742 +1%
Mirae Asset Global ETFs Holdings
63
Mirae Asset Global ETFs Holdings
Hong Kong
$181K 47,348 -1,553 -3%
MIM
64
MetLife Investment Management
New Jersey
$181K 46,870 – –
Stifel Financial
65
Stifel Financial
Missouri
$161K 41,560 +5,060 +14%
AC
66
AXQ Capital
New Jersey
$160K 41,282 +41,282 New
Wolverine Trading
67
Wolverine Trading
Illinois
$159K 45,528 +45,528 New
Creative Planning
68
Creative Planning
Kansas
$159K 41,164 +9,558 +30%
MML Investors Services
69
MML Investors Services
Massachusetts
$152K 39,318 -39,295 -50%
ECM
70
ExodusPoint Capital Management
New York
$152K 39,259 -1,668 -4%
JFG
71
Jefferies Financial Group
New York
$135K 35,000 +10,000 +40%
T. Rowe Price Associates
72
T. Rowe Price Associates
Maryland
$133K 34,231 +2,753 +9%
KIA
73
Kraematon Investment Advisors
Massachusetts
$130K 33,585 -1,500 -4%
Envestnet Asset Management
74
Envestnet Asset Management
Illinois
$127K 32,908 +10,671 +48%
WE
75
Wealth Effects
Massachusetts
$123K 31,750 +900 +3%
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