Latest Institutional Purchases of Siga Technologies Inc (SIGA)
This list provides information on the latest institutional transactions involving Siga Technologies Inc (SIGA) stock that were buys. The list includes the name of the institution, the number of shares exchanged, the range of values for the transaction, and the number of shares held by the institution after the purchase has occurred.
| Report Date | Institution (Fund) | Operation | Option | Shares change | Value Range | Shares Held | Trade History |
|---|---|---|---|---|---|---|---|
|
Nov 19, 2025
Q3 2025
|
Caitong International Asset Management Co., LTD
Hong Kong, K3 |
BUY
|
- |
8New |
$51.7 - $75.8
|
8
$48
|
|
|
Nov 03, 2025
Q3 2025
|
Mirae Asset Global Investments Co., Ltd.
|
BUY
|
- |
8+ 0.29% |
$51.7 - $75.8
|
2.77K
$16.6K
|
|
|
Nov 14, 2025
Q3 2025
|
California State Teachers Retirement System
West Sacramento, CA |
BUY
|
- |
2+ 0.0% |
$12.9 - $19
|
40.3K
$242K
|
|
|
Nov 13, 2025
Q3 2025
|
Sei Investments CO
Oaks, PA |
BUY
|
- |
2+ 0.01% |
$12.9 - $19
|
30.4K
$183K
|
|
|
Dec 02, 2025
Q3 2025
|
Ifp Advisors, Inc
|
BUY
|
- |
0New |
$0 - $0
|
0
$0
|
|
| Q2 2025 | |||||||
|
Nov 21, 2025
Q2 2025
|
Royal Bank Of Canada
Toronto, A6 |
BUY
|
- |
214K+ 227387.23% |
$1.12M - $1.4M
|
214K
$1.28M
|
|
|
Aug 14, 2025
Q2 2025
|
Two Sigma Investments, LP
New York, NY |
BUY
|
- |
86K+ 309.97% |
$449K - $564K
|
114K
$682K
|
|
|
Aug 14, 2025
Q2 2025
|
Paul Tudor Jones
Tudor Investment Corp Et Al | Stamford, Ct
|
BUY
|
- |
36.6KNew |
$191K - $240K
|
36.6K
$219K
|
|
|
Aug 14, 2025
Q2 2025
|
David A. Siegel
Two Sigma Advisers, LP | New York, Ny
|
BUY
|
- |
32.1KNew |
$168K - $211K
|
32.1K
$193K
|
|
|
Jul 22, 2025
Q2 2025
|
Davenport & CO LLC
|
BUY
|
- |
30K+ 150.0% |
$157K - $197K
|
50K
$300K
|
|
|
Aug 14, 2025
Q2 2025
|
Brevan Howard Capital Management LP
St. Helier, Y9 |
BUY
|
- |
28.9KNew |
$151K - $190K
|
28.9K
$174K
|
|
|
Jul 14, 2025
Q2 2025
|
Kapitalo Investimentos Ltda
Sao Paulo, D5 |
BUY
|
- |
28.1KNew |
$147K - $184K
|
28.1K
$169K
|
|
|
Jul 21, 2025
Q2 2025
|
Washington Growth Strategies LLC
Washington, DC |
BUY
|
- |
26.2KNew |
$137K - $172K
|
26.2K
$157K
|
|
|
Aug 14, 2025
Q2 2025
|
Hrt Financial LP
New York, NY |
BUY
|
- |
21.3K+ 83.02% |
$111K - $140K
|
47K
$282K
|
|
|
Jul 15, 2025
Q2 2025
|
Public Employees Retirement System Of Ohio
Columbus, OH |
BUY
|
- |
18.9KNew |
$98.7K - $124K
|
18.9K
$113K
|
|
|
Aug 18, 2025
Q2 2025
|
Wolverine Trading, LLC
Chicago, IL |
BUY
|
CALL |
10.7KNew |
$55.9K - $70.2K
|
10.7K
$64.2K
|
|
|
Aug 14, 2025
Q2 2025
|
Skopos Labs, Inc.
Riverhead, NY |
BUY
|
- |
5.75K+ 7186.25% |
$30K - $37.7K
|
5.83K
$35K
|
|
|
Jul 30, 2025
Q2 2025
|
Deka Bank Deutsche Girozentrale
|
BUY
|
- |
5.16KNew |
$26.9K - $33.8K
|
5.16K
$31K
|
|
|
Aug 12, 2025
Q2 2025
|
Clear Street Markets LLC
|
BUY
|
- |
4.37KNew |
$22.8K - $28.6K
|
4.37K
$26.2K
|
|
|
Aug 06, 2025
Q2 2025
|
Commonwealth Equity Services, LLC
|
BUY
|
- |
1.31K+ 10.45% |
$6.83K - $8.59K
|
13.8K
$83K
|
|
|
Jul 07, 2025
Q2 2025
|
Versant Capital Management, Inc
|
BUY
|
- |
1.24KNew |
$6.48K - $8.15K
|
1.24K
$7.45K
|
|
|
Aug 12, 2025
Q2 2025
|
Global Retirement Partners, LLC
|
BUY
|
- |
1.12K+ 27875.0% |
$5.82K - $7.31K
|
1.12K
$6.71K
|
|
|
Aug 14, 2025
Q2 2025
|
Raymond James Financial Inc
St. Petersburg, FL |
BUY
|
- |
1.05KNew |
$5.48K - $6.88K
|
1.05K
$6.29K
|
|
|
Jul 14, 2025
Q2 2025
|
Toth Financial Advisory Corp
|
BUY
|
- |
250New |
$1.31K - $1.64K
|
250
$1.5K
|
|
|
Jul 11, 2025
Q2 2025
|
Uma Financial Services, Inc.
|
BUY
|
- |
154New |
$804 - $1.01K
|
154
$924
|
|
|
Jul 30, 2025
Q2 2025
|
Avion Wealth
The Woodlands, TX |
BUY
|
- |
108New |
$564 - $708
|
108
$648
|
|
|
Jul 25, 2025
Q2 2025
|
Stephens Consulting, LLC
Flint, MI |
BUY
|
- |
65New |
$339 - $426
|
65
$390
|
|
|
Aug 11, 2025
Q2 2025
|
Rothschild Investment LLC
Chicago, IL |
BUY
|
- |
50+ 24.39% |
$261 - $328
|
255
$1.53K
|
|
|
Jul 31, 2025
Q2 2025
|
Nisa Investment Advisors, LLC
|
BUY
|
- |
50+ 3.39% |
$261 - $328
|
1.53K
$9.16K
|
|
|
Aug 06, 2025
Q2 2025
|
True Wealth Design, LLC
Akron, OH |
BUY
|
- |
6New |
$31.3 - $39.4
|
6
$36
|
|
|
Aug 12, 2025
Q2 2025
|
Concourse Financial Group Securities, Inc.
Birmingham, AL |
BUY
|
- |
0New |
$0 - $0
|
0
$0
|
|
| Q1 2025 | |||||||
|
Aug 27, 2025
Q1 2025
|
Squarepoint Ops LLC
New York, NY |
BUY
|
- |
30.9KNew |
$167K - $200K
|
30.9K
$186K
|
|
|
Apr 30, 2025
Q1 2025
|
Cerity Partners LLC
New York, NY |
BUY
|
- |
21.8KNew |
$117K - $141K
|
21.8K
$131K
|
|
|
May 15, 2025
Q1 2025
|
Atom Investors LP
Austin, TX |
BUY
|
- |
13KNew |
$70.1K - $84.2K
|
13K
$78.1K
|
|
|
May 13, 2025
Q1 2025
|
Cibc World Markets Corp
New York, NY |
BUY
|
- |
10.3KNew |
$55.4K - $66.5K
|
10.3K
$61.7K
|
|
|
May 05, 2025
Q1 2025
|
Foundry Partners, LLC
|
BUY
|
- |
6.05K+ 1.37% |
$32.6K - $39.2K
|
448K
$2.69M
|
|
|
May 15, 2025
Q1 2025
|
Private Wealth Asset Management, LLC
Cedar Rapids, IA |
BUY
|
- |
1.35KNew |
$7.28K - $8.73K
|
1.35K
$8.1K
|
|
|
May 13, 2025
Q1 2025
|
Quantbot Technologies LP
New York, NY |
BUY
|
- |
394New |
$2.12K - $2.55K
|
394
$2.36K
|
|
|
May 15, 2025
Q1 2025
|
Rise Advisors, LLC
|
BUY
|
- |
182New |
$981 - $1.18K
|
182
$1.09K
|
|
|
May 13, 2025
Q1 2025
|
Coldstream Capital Management Inc
|
BUY
|
- |
89New |
$480 - $576
|
89
$534
|
|
|
Apr 10, 2025
Q1 2025
|
Rialto Wealth Management, LLC
Syracuse, NY |
BUY
|
- |
89New |
$480 - $576
|
89
$534
|
|
|
May 05, 2025
Q1 2025
|
Lindbrook Capital, LLC
|
BUY
|
- |
6+ 4.17% |
$32.3 - $38.8
|
150
$900
|
|
| Q4 2024 | |||||||
|
Feb 14, 2025
Q4 2024
|
Squarepoint Ops LLC
New York, NY |
BUY
|
CALL |
36.8KNew |
$211K - $284K
|
36.8K
$221K
|
|
|
Feb 14, 2025
Q4 2024
|
Israel Englander
Millennium Management LLC | New York, Ny
|
BUY
|
PUT |
23.4KNew |
$134K - $181K
|
23.4K
$140K
|
|
|
Feb 13, 2025
Q4 2024
|
Dynamic Technology Lab Private LTD
Singapore, U0 |
BUY
|
- |
13KNew |
$74.7K - $101K
|
13K
$78.2K
|
|
|
Feb 13, 2025
Q4 2024
|
Walleye Trading LLC
Plymouth, MN |
BUY
|
PUT |
10.5K+ 437.5% |
$60.2K - $81.1K
|
12.9K
$77.4K
|
|
|
Feb 07, 2025
Q4 2024
|
Gsa Capital Partners LLP
London, X0 |
BUY
|
- |
10.5KNew |
$60.1K - $81K
|
10.5K
$62.9K
|
|
|
Feb 07, 2025
Q4 2024
|
Zurcher Kantonalbank (Zurich Cantonalbank)
Zurich, V8 |
BUY
|
- |
7.37K+ 53.88% |
$42.2K - $56.9K
|
21.1K
$126K
|
|
|
Jan 21, 2025
Q4 2024
|
Empirical Financial Services, LLC D.B.A. Empirical Wealth Management
|
BUY
|
- |
4.6K+ 30.04% |
$26.3K - $35.5K
|
19.9K
$119K
|
|
|
Feb 11, 2025
Q4 2024
|
Northwestern Mutual Wealth Management CO
|
BUY
|
- |
1KNew |
$5.73K - $7.72K
|
1K
$6K
|
|