Nisa Investment Advisors
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Nisa Investment Advisors’s SIGA Technologies SIGA Stock Holding History

Nisa Investment 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
Q1 		$3.4K Sell
635
-210
-25% -$1.31K ﹤0.01% 2532
2025
Q4 		$5.16K Sell
845
-682
-45% -$4.85K ﹤0.01% 2447
2025
Q3 		$14K Hold
1,527
– – ﹤0.01% 2148
2025
Q2 		$9.96K Buy
1,527
+50
+3% +$300 ﹤0.01% 2270
2025
Q1 		$8.09K Buy
1,477
+63
+4% +$373 ﹤0.01% 2149
2024
Q4 		$8.5K Buy
1,414
+26
+2% +$174 ﹤0.01% 2170
2024
Q3 		$9.37K Sell
1,388
-6
-0.4% -$52 ﹤0.01% 2106
2024
Q2 		$10.6K Sell
1,394
-23,923
-94% -$195K ﹤0.01% 2135
2024
Q1 		$232K Buy
25,317
+23,972
+1,782% +$137K ﹤0.01% 1273
2023
Q4 		$7.53K Sell
1,345
-3,410
-72% -$18.3K ﹤0.01% 2077
2023
Q3 		$25K Sell
4,755
-21,968
-82% -$108K ﹤0.01% 1944
2023
Q2 		$135K Buy
26,723
+22,530
+537% +$128K ﹤0.01% 1431
2023
Q1 		$24K Sell
4,193
-8,472
-67% -$56.6K ﹤0.01% 1957
2022
Q4 		$93K Hold
12,665
– – ﹤0.01% 1577
2022
Q3 		$116K Sell
12,665
-2,748
-18% -$44.2K ﹤0.01% 1437
2022
Q2 		$178K Buy
15,413
+11,055
+254% +$99.6K ﹤0.01% 1342
2022
Q1 		$31K Sell
4,358
-29,735
-87% -$199K ﹤0.01% 1964
2021
Q4 		$222K Buy
34,093
+3,242
+11% +$24.7K ﹤0.01% 1234
2021
Q3 		$228 Sell
30,851
-28,584
-48% -$183K ﹤0.01% 1358
2021
Q2 		$373 Hold
59,435
– – ﹤0.01% 1212
2021
Q1 		$386 Hold
59,435
– – ﹤0.01% 1244
2020
Q4 		$432K Buy
59,435
+34,319
+137% +$242K ﹤0.01% 1211
2020
Q3 		$173K Sell
25,116
-25,795
-51% -$175K ﹤0.01% 1353
2020
Q2 		$301K Buy
50,911
+41,843
+461% +$239K ﹤0.01% 1187
2020
Q1 		$43K Hold
9,068
– – ﹤0.01% 1558
2019
Q4 		$43K Hold
9,068
– – ﹤0.01% 1556
2019
Q3 		$46K Buy
+9,068
New +$48.9K ﹤0.01% 1544

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 $481B AUM 30.42% 1-Year Est. Return
AC
AltraVue Capital Bellevue, Washington $1.16B AUM 46.45% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Arrowstreet Capital
Arrowstreet Capital Boston, Massachusetts $185B AUM 39.58% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $194B AUM 35% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
AQR Capital Management
AQR Capital Management Greenwich, Connecticut $218B AUM 29.41% 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 $444M AUM 42.88% 1-Year Est. Return

Nisa Investment Advisors's SIGA Position: Q1 2026 in Review

Nisa Investment Advisors reduced its SIGA Technologies (SIGA) stake by 25% in Q1 2026, selling an estimated $1.31K and leaving 635 shares worth $3.4K. The position accounts for ﹤0.01% of the portfolio, ranked #2532.

Nisa Investment Advisors first reported a position in SIGA in Q3 2019 and has held it in 27 quarters since. The position peaked at $432K in Q4 2020. 183 funds tracked by Wall St. Rank hold SIGA as of Q1 2026.

  • Nisa Investment Advisors held 635 shares of SIGA Technologies worth $3.4K as of Q1 2026.
  • Nisa Investment Advisors sold 210 SIGA Technologies shares in Q1 2026, an estimated $1.31K.
  • SIGA Technologies made up ﹤0.01% of Nisa Investment Advisors's portfolio in Q1 2026, its #2532 holding.
  • Nisa Investment Advisors first reported a position in SIGA Technologies in Q3 2019 and has held it in 27 quarters since.
  • Nisa Investment Advisors's SIGA Technologies position peaked at $432K in Q4 2020.
  • 183 funds tracked by Wall St. Rank held SIGA Technologies as of Q1 2026.

Based on Nisa Investment Advisors's 13F filing for Q1 2026, filed 30 Apr 2026.