Latest Institutional Transactions on Altimmune, Inc. (ALT)
This table provides information on the latest institutional transactions involving Altimmune, Inc. (ALT) stock. The table includes the name of the institution, the type of operation (buy or sell), whether options were involved, the number of shares exchanged, the range of values for the transaction, and the number of shares held by the institution after the transaction has occurred.
| Report Date | Institution (Fund) | Operation | Option | Shares change | Value Range | Shares Held | Trade History |
|---|---|---|---|---|---|---|---|
|
Aug 14, 2025
Q2 2025
|
E Fund Management Co., Ltd.
Guangzhou, F4 |
SELL
|
- |
-2.07K- 15.42% |
$7.25K - $16K
|
11.4K
$41.1K
|
|
|
Aug 14, 2025
Q2 2025
|
Price T Rowe Associates Inc
Baltimore, MD |
BUY
|
- |
2.75K+ 8.75% |
$9.64K - $21.2K
|
34.2K
$124K
|
|
|
Aug 14, 2025
Q2 2025
|
Manufacturers Life Insurance Company, The
Toronto, A6 |
BUY
|
- |
2.75K+ 10.91% |
$9.62K - $21.2K
|
27.9K
$101K
|
|
|
Aug 14, 2025
Q2 2025
|
Ameriprise Financial Inc
Minneapolis, MN |
SELL
|
- |
-1.33M- 92.11% |
$4.66M - $10.3M
|
114K
$412K
|
|
|
Aug 14, 2025
Q2 2025
|
Susquehanna International Group, LLP
Bala Cynwyd, PA |
BUY
|
- |
544K+ 50.53% |
$1.9M - $4.19M
|
1.62M
$5.86M
|
|
|
Aug 14, 2025
Q2 2025
|
Susquehanna International Group, LLP
Bala Cynwyd, PA |
BUY
|
PUT |
7.9K+ 0.93% |
$27.7K - $60.9K
|
860K
$3.11M
|
|
|
Aug 14, 2025
Q2 2025
|
Balyasny Asset Management LLC
Chicago, IL |
BUY
|
CALL |
100KNew |
$350K - $771K
|
100K
$362K
|
|
|
Aug 14, 2025
Q2 2025
|
Woodline Partners LP
San Francisco, CA |
BUY
|
- |
143KNew |
$500K - $1.1M
|
143K
$517K
|
|
|
Aug 14, 2025
Q2 2025
|
Stifel Financial Corp
St. Louis, MO |
BUY
|
- |
5.06K+ 13.86% |
$17.7K - $39K
|
41.6K
$150K
|
|
|
Aug 14, 2025
Q2 2025
|
Voya Investment Management LLC
Atlanta, GA |
BUY
|
- |
1.87K+ 9.86% |
$6.55K - $14.4K
|
20.8K
$75.4K
|
|
|
Aug 14, 2025
Q2 2025
|
Verition Fund Management LLC
Greenwich, CT |
BUY
|
PUT |
50KNew |
$175K - $386K
|
50K
$181K
|
|
|
Aug 14, 2025
Q2 2025
|
Quarry LP
New York, NY |
BUY
|
- |
4KNew |
$14K - $30.8K
|
4K
$14.5K
|
|
|
Aug 14, 2025
Q2 2025
|
Goldman Sachs Group Inc
New York, NY |
BUY
|
- |
109K+ 27.9% |
$381K - $840K
|
499K
$1.81M
|
|
|
Aug 14, 2025
Q2 2025
|
Two Sigma Investments, LP
New York, NY |
SELL
|
- |
-711K- 61.9% |
$2.49M - $5.48M
|
437K
$1.58M
|
|
|
Aug 14, 2025
Q2 2025
|
Two Sigma Securities, LLC
New York, NY |
BUY
|
- |
18.1KNew |
$63.4K - $140K
|
18.1K
$65.6K
|
|
|
Aug 14, 2025
Q2 2025
|
State Street Corp
Boston, MA |
SELL
|
- |
-638K- 18.81% |
$2.23M - $4.92M
|
2.75M
$9.97M
|
|
|
Aug 14, 2025
Q2 2025
|
Ubs Group Ag
|
BUY
|
- |
98.8K+ 12.53% |
$346K - $761K
|
887K
$3.21M
|
|
|
Aug 14, 2025
Q2 2025
|
Rafferty Asset Management, LLC
New York, NY |
SELL
|
- |
-41.7K- 29.0% |
$146K - $321K
|
102K
$369K
|
|
|
Aug 14, 2025
Q2 2025
|
New Edge Advisors, LLC
New Orleans, LA |
SELL
|
- |
-21.3K- 85.91% |
$74.4K - $164K
|
3.49K
$12.6K
|
|
|
Aug 14, 2025
Q2 2025
|
Mml Investors Services, LLC
Springfield, MA |
SELL
|
- |
-39.3K- 49.99% |
$138K - $303K
|
39.3K
$142K
|
|
|
Aug 14, 2025
Q2 2025
|
David A. Siegel
Two Sigma Advisers, LP | New York, Ny
|
SELL
|
- |
-135K- 51.12% |
$473K - $1.04M
|
129K
$468K
|
|
|
Aug 14, 2025
Q2 2025
|
Sei Investments CO
Oaks, PA |
BUY
|
- |
18.4KNew |
$64.5K - $142K
|
18.4K
$66.7K
|
|
|
Aug 14, 2025
Q2 2025
|
Wellington Management Group LLP
Boston, MA |
BUY
|
- |
26.9K+ 11.96% |
$94.2K - $207K
|
252K
$912K
|
|
|
Aug 14, 2025
Q2 2025
|
Headlands Technologies LLC
Chicago, IL |
BUY
|
- |
18.6KNew |
$64.9K - $143K
|
18.6K
$67.2K
|
|
|
Aug 14, 2025
Q2 2025
|
Diadema Partners LP
Morristown, NJ |
BUY
|
PUT |
171KNew |
$600K - $1.32M
|
171K
$620K
|
|
|
Aug 14, 2025
Q2 2025
|
Glenmede Investment Management, LP
Philadelphia, PA |
BUY
|
- |
20.5KNew |
$71.6K - $158K
|
20.5K
$74.1K
|
|
|
Aug 14, 2025
Q2 2025
|
Wells Fargo & Company
San Francisco, CA |
BUY
|
- |
6.7K+ 7.3% |
$23.4K - $51.6K
|
98.4K
$356K
|
|
|
Aug 14, 2025
Q2 2025
|
Bank Of America Corp
Charlotte, NC |
BUY
|
- |
435K+ 155.22% |
$1.52M - $3.36M
|
716K
$2.59M
|
|
|
Aug 14, 2025
Q2 2025
|
Mercer Global Advisors Inc
Denver, CO |
BUY
|
- |
2.12K+ 19.74% |
$7.42K - $16.4K
|
12.9K
$46.6K
|
|
|
Aug 14, 2025
Q2 2025
|
Brevan Howard Capital Management LP
St. Helier, Y9 |
BUY
|
- |
89.4K+ 204.1% |
$313K - $689K
|
133K
$482K
|
|
|
Aug 14, 2025
Q2 2025
|
Ken Griffin
Citadel Advisors LLC | Chicago, Il
|
BUY
|
- |
523KNew |
$1.83M - $4.04M
|
523K
$1.89M
|
|
|
Aug 14, 2025
Q2 2025
|
Ken Griffin
Citadel Advisors LLC | Chicago, Il
|
BUY
|
PUT |
634K+ 251.19% |
$2.22M - $4.89M
|
886K
$3.21M
|
|
|
Aug 14, 2025
Q2 2025
|
Israel Englander
Millennium Management LLC | New York, Ny
|
SELL
|
- |
-1.03M- 92.95% |
$3.62M - $7.96M
|
78.3K
$283K
|
|
|
Aug 14, 2025
Q2 2025
|
Israel Englander
Millennium Management LLC | New York, Ny
|
BUY
|
PUT |
50K+ 100.0% |
$175K - $386K
|
100K
$362K
|
|
|
Aug 14, 2025
Q2 2025
|
Jane Street Group, LLC
New York, NY |
BUY
|
PUT |
600+ 1.89% |
$2.1K - $4.63K
|
32.4K
$117K
|
|
|
Aug 14, 2025
Q2 2025
|
Skopos Labs, Inc.
Riverhead, NY |
BUY
|
- |
572New |
$2K - $4.41K
|
572
$2.07K
|
|
|
Aug 14, 2025
Q2 2025
|
Susquehanna Portfolio Strategies, LLC
Bala Cynwyd, PA |
BUY
|
- |
84.3KNew |
$295K - $650K
|
84.3K
$305K
|
|
|
Aug 14, 2025
Q2 2025
|
Scientech Research LLC
Jersey City, NJ |
BUY
|
- |
254KNew |
$890K - $1.96M
|
254K
$921K
|
|
|
Aug 14, 2025
Q2 2025
|
Mirae Asset Global Etfs Holdings Ltd.
Central, K3 |
SELL
|
- |
-1.55K- 3.18% |
$5.44K - $12K
|
47.3K
$171K
|
|
|
Aug 14, 2025
Q2 2025
|
Raymond James Financial Inc
St. Petersburg, FL |
BUY
|
- |
11.3K+ 77.14% |
$39.6K - $87.2K
|
26K
$94K
|
|
|
Aug 14, 2025
Q2 2025
|
Tower Research Capital LLC (Trc)
New York, NY |
BUY
|
- |
10.5K+ 234.89% |
$36.7K - $80.9K
|
15K
$54.1K
|
|
|
Aug 14, 2025
Q2 2025
|
Bayesian Capital Management, LP
Brooklyn, NY |
BUY
|
- |
14.3KNew |
$50.1K - $110K
|
14.3K
$51.8K
|
|
|
Aug 14, 2025
Q2 2025
|
D. E. Shaw & Co., Inc.
New York, NY |
BUY
|
- |
742+ 1.47% |
$2.6K - $5.72K
|
51.3K
$186K
|
|
|
Aug 14, 2025
Q2 2025
|
Dark Forest Capital Management LP
Weston, CT |
BUY
|
- |
10.2KNew |
$35.6K - $78.4K
|
10.2K
$36.8K
|
|
|
Aug 14, 2025
Q2 2025
|
Ikarian Capital, LLC
Dallas, TX |
BUY
|
CALL |
828KNew |
$2.9M - $6.38M
|
828K
$3M
|
|
|
Aug 14, 2025
Q2 2025
|
Sculptor Capital LP
New York, NY |
BUY
|
- |
63K+ 71.59% |
$221K - $486K
|
151K
$547K
|
|
|
Aug 14, 2025
Q2 2025
|
Sculptor Capital LP
New York, NY |
BUY
|
PUT |
63K+ 71.59% |
$221K - $486K
|
151K
$547K
|
|
|
Aug 14, 2025
Q2 2025
|
Verition Fund Management LLC
Greenwich, CT |
BUY
|
- |
31.2KNew |
$109K - $240K
|
31.2K
$113K
|
|
|
Aug 14, 2025
Q2 2025
|
Ubs Asset Management Americas Inc
Chicago, IL |
SELL
|
- |
-103K- 96.06% |
$359K - $791K
|
4.22K
$15.3K
|
|
|
Aug 14, 2025
Q2 2025
|
California State Teachers Retirement System
West Sacramento, CA |
SELL
|
- |
-61.3K- 92.25% |
$214K - $472K
|
5.15K
$18.6K
|