Latest Institutional Transactions on Siga Technologies Inc (SIGA)
This table provides information on the latest institutional transactions involving Siga Technologies Inc (SIGA) 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 |
|---|---|---|---|---|---|---|---|
|
Nov 14, 2025
Q3 2025
|
Ken Griffin
Citadel Advisors LLC | Chicago, Il
|
SELL
|
- |
-269K- 19.31% |
$1.74M - $2.55M
|
1.13M
$6.75M
|
|
|
Nov 14, 2025
Q3 2025
|
Man Group PLC
London, X0 |
BUY
|
- |
11K+ 30.37% |
$71K - $104K
|
47.2K
$283K
|
|
|
Nov 14, 2025
Q3 2025
|
Aqr Capital Management LLC
Greenwich, CT |
BUY
|
- |
329K+ 1698.31% |
$2.12M - $3.12M
|
348K
$2.09M
|
|
|
Nov 14, 2025
Q3 2025
|
State Board Of Administration Of Florida Retirement System
|
BUY
|
- |
104K+ 780.7% |
$674K - $989K
|
118K
$706K
|
|
|
Nov 14, 2025
Q3 2025
|
Lazard Asset Management LLC
New York, NY |
BUY
|
- |
16.2KNew |
$104K - $153K
|
16.2K
$97K
|
|
|
Nov 14, 2025
Q3 2025
|
Walleye Capital LLC
Plymouth, MN |
BUY
|
- |
41.8K+ 85.22% |
$270K - $397K
|
90.9K
$545K
|
|
|
Nov 14, 2025
Q3 2025
|
Walleye Capital LLC
Plymouth, MN |
BUY
|
PUT |
2.4KNew |
$15.5K - $22.8K
|
2.4K
$14.4K
|
|
|
Nov 14, 2025
Q3 2025
|
Northern Trust Corp
Chicago, IL |
SELL
|
- |
-10.5K- 2.6% |
$67.8K - $99.5K
|
393K
$2.36M
|
|
|
Nov 14, 2025
Q3 2025
|
Hotchkis & Wiley Capital Management LLC
Los Angeles, CA |
SELL
|
- |
-1.24M- 59.98% |
$8.01M - $11.8M
|
828K
$4.97M
|
|
|
Nov 14, 2025
Q3 2025
|
California State Teachers Retirement System
West Sacramento, CA |
BUY
|
- |
2+ 0.0% |
$12.9 - $19
|
40.3K
$242K
|
|
|
Nov 14, 2025
Q3 2025
|
Joel Greenblatt
Gotham Asset Management, LLC | New York, Ny
|
BUY
|
- |
10.1KNew |
$65K - $95.4K
|
10.1K
$60.4K
|
|
|
Nov 14, 2025
Q3 2025
|
D. E. Shaw & Co., Inc.
New York, NY |
BUY
|
- |
66.7K+ 15.41% |
$431K - $633K
|
500K
$3M
|
|
|
Nov 14, 2025
Q3 2025
|
Cubist Systematic Strategies, LLC
Stamford, CT |
BUY
|
- |
127KNew |
$820K - $1.2M
|
127K
$761K
|
|
|
Nov 14, 2025
Q3 2025
|
Centiva Capital, LP
New York, NY |
BUY
|
- |
6.46K+ 33.37% |
$41.7K - $61.3K
|
25.8K
$155K
|
|
|
Nov 14, 2025
Q3 2025
|
Prelude Capital Management, LLC
New York, NY |
BUY
|
- |
19.7KNew |
$127K - $187K
|
19.7K
$118K
|
|
|
Nov 13, 2025
Q3 2025
|
Prudential Financial Inc
Newark, NJ |
BUY
|
- |
83.4KNew |
$539K - $791K
|
83.4K
$500K
|
|
|
Nov 13, 2025
Q3 2025
|
O'Shaughnessy Asset Management, LLC
Stamford, CT |
BUY
|
- |
44.8KNew |
$289K - $425K
|
44.8K
$269K
|
|
|
Nov 13, 2025
Q3 2025
|
Brandywine Global Investment Management, LLC
Philadelphia, PA |
BUY
|
- |
182KNew |
$1.17M - $1.72M
|
182K
$1.09M
|
|
|
Nov 13, 2025
Q3 2025
|
Altshuler Shaham LTD
|
BUY
|
- |
488New |
$3.15K - $4.63K
|
488
$2.93K
|
|
|
Nov 13, 2025
Q3 2025
|
Franklin Resources Inc
San Mateo, CA |
BUY
|
- |
6.48K+ 8.78% |
$41.8K - $61.4K
|
80.2K
$481K
|
|
|
Nov 13, 2025
Q3 2025
|
Macquarie Group LTD
Australia, C3 |
SELL
|
- |
-13.6K- 4.55% |
$87.5K - $128K
|
284K
$1.71M
|
|
|
Nov 13, 2025
Q3 2025
|
Quadrant Capital Group LLC
Cincinnati, OH |
BUY
|
- |
4.01KNew |
$25.9K - $38K
|
4.01K
$24.1K
|
|
|
Nov 13, 2025
Q3 2025
|
Hsbc Holdings PLC
London, X0 |
BUY
|
- |
2.94K+ 10.33% |
$19K - $27.9K
|
31.4K
$188K
|
|
|
Nov 13, 2025
Q3 2025
|
Vestcor Inc
Fredericton, A3 |
BUY
|
- |
14.6KNew |
$94.3K - $138K
|
14.6K
$87.6K
|
|
|
Nov 13, 2025
Q3 2025
|
Winton Group LTD
London, X0 |
BUY
|
- |
106KNew |
$682K - $1M
|
106K
$633K
|
|
|
Nov 13, 2025
Q3 2025
|
Russell Investments Group, Ltd.
|
BUY
|
- |
12.1K+ 77.18% |
$78K - $114K
|
27.7K
$166K
|
|
|
Nov 13, 2025
Q3 2025
|
Wells Fargo & Company
San Francisco, CA |
BUY
|
- |
8.4K+ 37.52% |
$54.3K - $79.6K
|
30.8K
$185K
|
|
|
Nov 13, 2025
Q3 2025
|
Ubs Group Ag
|
BUY
|
- |
138K+ 397.72% |
$893K - $1.31M
|
173K
$1.04M
|
|
|
Nov 13, 2025
Q3 2025
|
Acadian Asset Management LLC
Boston, MA |
BUY
|
- |
85.5KNew |
$552K - $810K
|
85.5K
$513K
|
|
|
Nov 13, 2025
Q3 2025
|
Jane Street Group, LLC
New York, NY |
BUY
|
- |
10.3K+ 10.5% |
$66.6K - $97.8K
|
109K
$651K
|
|
|
Nov 13, 2025
Q3 2025
|
Aviva PLC
|
BUY
|
- |
4.48K+ 8.76% |
$28.9K - $42.5K
|
55.6K
$334K
|
|
|
Nov 13, 2025
Q3 2025
|
Kestra Advisory Services, LLC
|
SELL
|
- |
-120- 1.04% |
$775 - $1.14K
|
11.4K
$68.3K
|
|
|
Nov 13, 2025
Q3 2025
|
Wealth Collab, LLC
Bellevue, WA |
BUY
|
- |
752+ 35.72% |
$4.86K - $7.13K
|
2.86K
$17.1K
|
|
|
Nov 13, 2025
Q3 2025
|
Sei Investments CO
Oaks, PA |
BUY
|
- |
2+ 0.01% |
$12.9 - $19
|
30.4K
$183K
|
|
|
Nov 13, 2025
Q3 2025
|
Invesco Ltd.
Atlanta, GA |
SELL
|
- |
-4.35K- 3.97% |
$28.1K - $41.3K
|
105K
$632K
|
|
|
Nov 13, 2025
Q3 2025
|
Arrowstreet Capital, Limited Partnership
Boston, MA |
BUY
|
- |
256K+ 44.21% |
$1.65M - $2.43M
|
835K
$5.01M
|
|
|
Nov 13, 2025
Q3 2025
|
Jump Financial, LLC
Chicago, IL |
BUY
|
- |
74.2KNew |
$479K - $703K
|
74.2K
$445K
|
|
|
Nov 13, 2025
Q3 2025
|
Met Life Investment Management, LLC
Whippany, NJ |
SELL
|
- |
-5.62K- 20.42% |
$36.3K - $53.3K
|
21.9K
$131K
|
|
|
Nov 13, 2025
Q3 2025
|
Jim Simons
Renaissance Technologies LLC | New York, Ny
|
SELL
|
- |
-290K- 48.49% |
$1.88M - $2.75M
|
309K
$1.85M
|
|
|
Nov 13, 2025
Q3 2025
|
Martingale Asset Management L P
Boston, MA |
SELL
|
- |
-14.1K- 11.76% |
$91K - $134K
|
106K
$634K
|
|
|
Nov 12, 2025
Q3 2025
|
Sterling Capital Management LLC
Charlotte, NC |
BUY
|
- |
257+ 63.14% |
$1.66K - $2.44K
|
664
$3.98K
|
|
|
Nov 12, 2025
Q3 2025
|
Police & Firemen'S Retirement System Of New Jersey
Trenton, NJ |
BUY
|
- |
2.19K+ 23.72% |
$14.1K - $20.7K
|
11.4K
$68.5K
|
|
|
Nov 12, 2025
Q3 2025
|
Geode Capital Management, LLC
Boston, MA |
BUY
|
- |
274+ 0.03% |
$1.77K - $2.6K
|
998K
$5.99M
|
|
|
Nov 12, 2025
Q3 2025
|
First Trust Advisors LP
Wheaton, IL |
BUY
|
- |
732+ 0.49% |
$4.73K - $6.94K
|
152K
$910K
|
|
|
Nov 12, 2025
Q3 2025
|
American Century Companies Inc
Kansas City, MO |
SELL
|
- |
-172K- 12.27% |
$1.11M - $1.63M
|
1.23M
$7.4M
|
|
|
Nov 12, 2025
Q3 2025
|
Group One Trading, L.P.
Chicago, IL |
BUY
|
- |
703+ 30.67% |
$4.54K - $6.66K
|
3K
$18K
|
|
|
Nov 12, 2025
Q3 2025
|
Royce & Associates LP
|
BUY
|
- |
37.6K+ 5.86% |
$243K - $357K
|
680K
$4.08M
|
|
|
Nov 12, 2025
Q3 2025
|
Simplex Trading, LLC
|
BUY
|
- |
3.37K+ 145.34% |
$21.7K - $31.9K
|
5.68K
$34.1K
|
|
|
Nov 12, 2025
Q3 2025
|
Legato Capital Management LLC
|
SELL
|
- |
-24.5K- 4.56% |
$158K - $232K
|
512K
$3.07M
|
|
|
Nov 12, 2025
Q3 2025
|
Victory Capital Management Inc
|
BUY
|
- |
47.9K+ 15.46% |
$310K - $454K
|
358K
$2.15M
|
|