SG Americas Securities
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SG Americas Securities’s SIGA Technologies SIGA Stock Holding History

SG Americas Securities’s Portfolio SIGA Stock Details SIGA Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		– Sell
-10,666
Closed -$65K – 3650
2025
Q4 		$65K Sell
10,666
-3,214
-23% -$22.9K ﹤0.01% 3319
2025
Q3 		$127K Buy
+13,880
New +$111K ﹤0.01% 2981
2025
Q1 		– Sell
-22,819
Closed -$137K – 3735
2024
Q4 		$137K Buy
22,819
+1,652
+8% +$11K ﹤0.01% 2485
2024
Q3 		$143K Buy
+21,167
New +$185K ﹤0.01% 2776
2023
Q2 		– Sell
-16,067
Closed -$92K – 3075
2023
Q1 		$92K Sell
16,067
-19,451
-55% -$130K ﹤0.01% 2941
2022
Q4 		$261K Sell
35,518
-37,312
-51% -$327K ﹤0.01% 2029
2022
Q3 		$750K Buy
72,830
+58,558
+410% +$941K 0.01% 1207
2022
Q2 		$165K Buy
+14,272
New +$129K ﹤0.01% 2801
2022
Q1 		– Sell
-18,224
Closed -$137K – 3381
2021
Q4 		$137K Sell
18,224
-15,816
-46% -$120K ﹤0.01% 2880
2021
Q3 		$252K Buy
+34,040
New +$218K ﹤0.01% 3065
2021
Q2 		– Sell
-10,798
Closed -$70K – 3199
2021
Q1 		$70K Buy
+10,798
New +$73.2K ﹤0.01% 3130
2020
Q3 		– Sell
-31,486
Closed -$186K – 3369
2020
Q2 		$186K Buy
31,486
+10,197
+48% +$58.2K ﹤0.01% 2918
2020
Q1 		$102K Buy
21,289
+9,705
+84% +$47.3K ﹤0.01% 2994
2019
Q4 		$55K Buy
+11,584
New +$59K ﹤0.01% 3049

Other funds holding SIGA

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
AC
AltraVue Capital Bellevue, Washington $1.39B AUM 53.77% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Arrowstreet Capital
Arrowstreet Capital Boston, Massachusetts $225B AUM 49.49% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $226B AUM 44.75% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
AQR Capital Management
AQR Capital Management Greenwich, Connecticut $287B AUM 42.33% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
FWSM
First Wilshire Securities Management Pasadena, California $486M AUM 50.29% 1-Year Est. Return

SG Americas Securities's SIGA Position: Q1 2026 in Review

SG Americas Securities sold out of SIGA Technologies (SIGA) in Q1 2026, closing a stake of 10,666 shares — an estimated $65K sold.

SG Americas Securities first reported a position in SIGA in Q4 2019 and held it in 14 quarters. The position peaked at $750K in Q3 2022. 183 funds tracked by Wall St. Rank hold SIGA as of Q1 2026.

  • SG Americas Securities reported no remaining SIGA Technologies position as of Q1 2026 after selling out during the quarter.
  • SG Americas Securities sold 10,666 SIGA Technologies shares in Q1 2026, an estimated $65K.
  • SG Americas Securities first reported a position in SIGA Technologies in Q4 2019 and held it in 14 quarters.
  • SG Americas Securities's SIGA Technologies position peaked at $750K in Q3 2022.
  • 183 funds tracked by Wall St. Rank held SIGA Technologies as of Q1 2026.

Based on SG Americas Securities's 13F filing for Q1 2026, filed 16 Apr 2026.