First Trust Advisors
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First Trust Advisors’s SIGA Technologies SIGA Stock Holding History

First Trust Advisors’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
Q2 		$581K Sell
159,509
-846
-0.5% -$3.79K ﹤0.01% 2374
2026
Q1 		$858K Buy
160,355
+5,411
+3% +$33.7K ﹤0.01% 2205
2025
Q4 		$947K Buy
154,944
+3,299
+2% +$23.5K ﹤0.01% 2158
2025
Q3 		$1.39M Buy
151,645
+732
+0.5% +$5.85K ﹤0.01% 1991
2025
Q2 		$984K Buy
150,913
+7,828
+5% +$46.9K ﹤0.01% 2072
2025
Q1 		$784K Sell
143,085
-3,141
-2% -$18.6K ﹤0.01% 2119
2024
Q4 		$879K Sell
146,226
-1,276
-0.9% -$8.53K ﹤0.01% 2098
2024
Q3 		$996K Buy
147,502
+34,492
+31% +$301K ﹤0.01% 2019
2024
Q2 		$858K Buy
113,010
+1,194
+1% +$9.72K ﹤0.01% 1998
2024
Q1 		$957K Buy
111,816
+3,430
+3% +$19.6K ﹤0.01% 2002
2023
Q4 		$607K Buy
108,386
+2,366
+2% +$12.7K ﹤0.01% 2098
2023
Q3 		$557K Buy
+106,020
New +$523K ﹤0.01% 2132
2023
Q2 		– Sell
-149,938
Closed -$862K – 2439
2023
Q1 		$862K Sell
149,938
-145,015
-49% -$969K ﹤0.01% 2008
2022
Q4 		$2.17M Buy
294,953
+198,049
+204% +$1.74M ﹤0.01% 1665
2022
Q3 		$998K Buy
+96,904
New +$1.56M ﹤0.01% 1999

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
American Century Companies
American Century Companies Kansas City, Missouri $226B AUM 44.75% 1-Year Est. Return
Arrowstreet Capital
Arrowstreet Capital Boston, Massachusetts $225B AUM 49.49% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
FWSM
First Wilshire Securities Management Pasadena, California $486M AUM 50.29% 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

First Trust Advisors's SIGA Position: Q2 2026 in Review

First Trust Advisors reduced its SIGA Technologies (SIGA) stake by 0.53% in Q2 2026, selling an estimated $3.79K and leaving 159,509 shares worth $581K. The position accounts for ﹤0.01% of the portfolio, ranked #2374.

First Trust Advisors first reported a position in SIGA in Q3 2022 and has held it in 15 quarters since. The position peaked at $2.17M in Q4 2022. 161 funds tracked by Wall St. Rank hold SIGA as of Q2 2026.

  • First Trust Advisors held 159,509 shares of SIGA Technologies worth $581K as of Q2 2026.
  • First Trust Advisors sold 846 SIGA Technologies shares in Q2 2026, an estimated $3.79K.
  • SIGA Technologies made up ﹤0.01% of First Trust Advisors's portfolio in Q2 2026, its #2374 holding.
  • First Trust Advisors first reported a position in SIGA Technologies in Q3 2022 and has held it in 15 quarters since.
  • First Trust Advisors's SIGA Technologies position peaked at $2.17M in Q4 2022.
  • 161 funds tracked by Wall St. Rank held SIGA Technologies as of Q2 2026.

Based on First Trust Advisors's 13F filing for Q2 2026, filed 11 Aug 2026.