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 |
|---|---|---|---|---|---|---|---|
|
Aug 14, 2025
Q2 2025
|
Jacobs Levy Equity Management, Inc
Florham Park, NJ |
BUY
|
- |
439KNew |
$2.29M - $2.88M
|
439K
$4.08M
|
|
|
Aug 07, 2025
Q2 2025
|
Csm Advisors, LLC
Pittsburgh, PA |
BUY
|
- |
358KNew |
$1.87M - $2.35M
|
358K
$3.33M
|
|
|
Aug 14, 2025
Q2 2025
|
Bank Of America Corp
Charlotte, NC |
BUY
|
- |
239K+ 143.15% |
$1.25M - $1.57M
|
406K
$3.77M
|
|
|
Aug 14, 2025
Q2 2025
|
Goldman Sachs Group Inc
New York, NY |
BUY
|
- |
238K+ 84.19% |
$1.24M - $1.56M
|
522K
$4.85M
|
|
|
Aug 14, 2025
Q2 2025
|
Ken Griffin
Citadel Advisors LLC | Chicago, Il
|
BUY
|
- |
234K+ 20.13% |
$1.22M - $1.53M
|
1.39M
$13M
|
|
|
Aug 15, 2025
Q2 2025
|
Morgan Stanley
New York, NY |
BUY
|
- |
229K+ 78.2% |
$1.2M - $1.5M
|
522K
$4.85M
|
|
|
Aug 14, 2025
Q2 2025
|
Royal Bank Of Canada
Toronto, A6 |
BUY
|
- |
214K+ 227387.23% |
$1.12M - $1.4M
|
214K
$1.99M
|
|
|
Aug 07, 2025
Q2 2025
|
Campbell & CO Investment Adviser LLC
Baltimore, MD |
BUY
|
- |
160K+ 413.57% |
$834K - $1.05M
|
198K
$1.85M
|
|
|
Aug 14, 2025
Q2 2025
|
Bridgeway Capital Management, LLC
Houston, TX |
BUY
|
- |
112KNew |
$582K - $732K
|
112K
$1.04M
|
|
|
Aug 12, 2025
Q2 2025
|
Altra Vue Capital, LLC
Bellevue, WA |
BUY
|
- |
104K+ 4.35% |
$544K - $683K
|
2.5M
$23.3M
|
|
|
Aug 14, 2025
Q2 2025
|
Two Sigma Investments, LP
New York, NY |
BUY
|
- |
86K+ 309.97% |
$449K - $564K
|
114K
$1.06M
|
|
|
Aug 14, 2025
Q2 2025
|
Ameriprise Financial Inc
Minneapolis, MN |
BUY
|
- |
68.9K+ 34.78% |
$360K - $452K
|
267K
$2.48M
|
|
|
Jul 10, 2025
Q2 2025
|
Wealth Enhancement Advisory Services, LLC
|
BUY
|
- |
58.9KNew |
$307K - $386K
|
58.9K
$548K
|
|
|
Aug 12, 2025
Q2 2025
|
Dimensional Fund Advisors LP
Austin, TX |
BUY
|
- |
54.6K+ 2.32% |
$285K - $358K
|
2.41M
$22.4M
|
|
|
Aug 13, 2025
Q2 2025
|
Walleye Capital LLC
Plymouth, MN |
BUY
|
- |
49.1KNew |
$256K - $322K
|
49.1K
$456K
|
|
|
Aug 14, 2025
Q2 2025
|
Paul Tudor Jones
Tudor Investment Corp Et Al | Stamford, Ct
|
BUY
|
- |
36.6KNew |
$191K - $240K
|
36.6K
$340K
|
|
|
Aug 12, 2025
Q2 2025
|
American Century Companies Inc
Kansas City, MO |
BUY
|
- |
34.5K+ 2.52% |
$180K - $226K
|
1.41M
$13.1M
|
|
|
Aug 11, 2025
Q2 2025
|
Martingale Asset Management L P
Boston, MA |
BUY
|
- |
33.6K+ 38.99% |
$175K - $220K
|
120K
$1.11M
|
|
|
Aug 14, 2025
Q2 2025
|
David A. Siegel
Two Sigma Advisers, LP | New York, Ny
|
BUY
|
- |
32.1KNew |
$168K - $211K
|
32.1K
$299K
|
|
|
Jul 22, 2025
Q2 2025
|
Davenport & CO LLC
|
BUY
|
- |
30K+ 150.0% |
$157K - $197K
|
50K
$465K
|
|
|
Aug 13, 2025
Q2 2025
|
Victory Capital Management Inc
|
BUY
|
- |
29.9K+ 10.68% |
$156K - $196K
|
310K
$2.88M
|
|
|
Aug 13, 2025
Q2 2025
|
Barclays PLC
London, X0 |
BUY
|
- |
29.2K+ 44.26% |
$152K - $191K
|
95.1K
$884K
|
|
|
Aug 14, 2025
Q2 2025
|
Brevan Howard Capital Management LP
St. Helier, Y9 |
BUY
|
- |
28.9KNew |
$151K - $190K
|
28.9K
$269K
|
|
|
Aug 13, 2025
Q2 2025
|
Hsbc Holdings PLC
London, X0 |
BUY
|
- |
28.5KNew |
$149K - $187K
|
28.5K
$265K
|
|
|
Jul 14, 2025
Q2 2025
|
Kapitalo Investimentos Ltda
Sao Paulo, D5 |
BUY
|
- |
28.1KNew |
$147K - $184K
|
28.1K
$261K
|
|
|
Aug 11, 2025
Q2 2025
|
October Effect LTD
Virginia Beach, VA |
BUY
|
- |
27.7KNew |
$144K - $181K
|
27.7K
$257K
|
|
|
Jul 21, 2025
Q2 2025
|
Washington Growth Strategies LLC
Washington, DC |
BUY
|
- |
26.2KNew |
$137K - $172K
|
26.2K
$244K
|
|
|
Aug 14, 2025
Q2 2025
|
Wellington Management Group LLP
Boston, MA |
BUY
|
- |
24K+ 13.16% |
$125K - $157K
|
206K
$1.92M
|
|
|
Aug 14, 2025
Q2 2025
|
Israel Englander
Millennium Management LLC | New York, Ny
|
BUY
|
- |
22.1K+ 64.06% |
$115K - $145K
|
56.5K
$525K
|
|
|
Aug 14, 2025
Q2 2025
|
Hrt Financial LP
New York, NY |
BUY
|
- |
21.3K+ 83.02% |
$111K - $140K
|
47K
$438K
|
|
|
Aug 11, 2025
Q2 2025
|
Vanguard Group Inc
Valley Forge, PA |
BUY
|
- |
20.5K+ 0.82% |
$107K - $134K
|
2.51M
$23.4M
|
|
|
Aug 13, 2025
Q2 2025
|
Centiva Capital, LP
New York, NY |
BUY
|
- |
19.4KNew |
$101K - $127K
|
19.4K
$180K
|
|
|
Aug 14, 2025
Q2 2025
|
Aqr Capital Management LLC
Greenwich, CT |
BUY
|
- |
19.4KNew |
$101K - $127K
|
19.4K
$180K
|
|
|
Jul 15, 2025
Q2 2025
|
Public Employees Retirement System Of Ohio
Columbus, OH |
BUY
|
- |
18.9KNew |
$98.7K - $124K
|
18.9K
$176K
|
|
|
Aug 14, 2025
Q2 2025
|
Ubs Asset Management Americas Inc
Chicago, IL |
BUY
|
- |
16.6K+ 9.3% |
$86.8K - $109K
|
195K
$1.82M
|
|
|
Aug 14, 2025
Q2 2025
|
Quantinno Capital Management LP
New York, NY |
BUY
|
- |
16.6KNew |
$86.8K - $109K
|
16.6K
$155K
|
|
|
Aug 15, 2025
Q2 2025
|
Ci Private Wealth, LLC
Miami, FL |
BUY
|
- |
16.1K+ 132.78% |
$83.9K - $105K
|
28.2K
$262K
|
|
|
Aug 11, 2025
Q2 2025
|
Universal Beteiligungs Und Servicegesellschaft Mb H
Frankfurt Am Main, 2M |
BUY
|
- |
14.6KNew |
$76.3K - $95.9K
|
14.6K
$136K
|
|
|
Aug 08, 2025
Q2 2025
|
Bailard, Inc.
|
BUY
|
- |
11.9KNew |
$62.1K - $78.1K
|
11.9K
$111K
|
|
|
Aug 18, 2025
Q2 2025
|
Wolverine Trading, LLC
Chicago, IL |
BUY
|
CALL |
10.7KNew |
$55.9K - $70.2K
|
10.7K
$99.5K
|
|
|
Jul 23, 2025
Q2 2025
|
Us Bancorp \De\
|
BUY
|
- |
9.69KNew |
$50.6K - $63.6K
|
9.69K
$90.1K
|
|
|
Jul 15, 2025
Q2 2025
|
Significant Wealth Partners LLC
Cary, IL |
BUY
|
- |
9.45K+ 27.58% |
$49.3K - $62K
|
43.7K
$407K
|
|
|
Aug 14, 2025
Q2 2025
|
Susquehanna International Group, LLP
Bala Cynwyd, PA |
BUY
|
- |
8.7K+ 14.04% |
$45.4K - $57.1K
|
70.7K
$657K
|
|
|
Aug 08, 2025
Q2 2025
|
Principal Financial Group Inc
Des Moines, IA |
BUY
|
- |
8.16K+ 33.84% |
$42.6K - $53.5K
|
32.3K
$300K
|
|
|
Aug 13, 2025
Q2 2025
|
First Trust Advisors LP
Wheaton, IL |
BUY
|
- |
7.83K+ 5.47% |
$40.9K - $51.4K
|
151K
$1.4M
|
|
|
Jul 25, 2025
Q2 2025
|
Vanguard Personalized Indexing Management, LLC
Oakland, CA |
BUY
|
- |
6.62K+ 44.65% |
$34.5K - $43.4K
|
21.4K
$199K
|
|
|
Aug 14, 2025
Q2 2025
|
Skopos Labs, Inc.
Riverhead, NY |
BUY
|
- |
5.75K+ 7186.25% |
$30K - $37.7K
|
5.83K
$54.2K
|
|
|
Aug 13, 2025
Q2 2025
|
Russell Investments Group, Ltd.
|
BUY
|
- |
5.71K+ 57.55% |
$29.8K - $37.5K
|
15.6K
$145K
|
|
|
Jul 30, 2025
Q2 2025
|
Deka Bank Deutsche Girozentrale
|
BUY
|
- |
5.16KNew |
$26.9K - $33.8K
|
5.16K
$48K
|
|
|
Aug 12, 2025
Q2 2025
|
Clear Street Markets LLC
|
BUY
|
- |
4.37KNew |
$22.8K - $28.6K
|
4.37K
$40.6K
|