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Harbour Investments’s SIGA Technologies SIGA Stock Holding History

Harbour Investments’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 		$466 Sell
128
-10
-7% -$45 ﹤0.01% 4386
2026
Q1 		$740 Buy
+138
New +$861 ﹤0.01% 4172
2021
Q4 		– Sell
-373
Closed -$3K – 3521
2021
Q3 		$3K Buy
373
+69
+23% +$442 ﹤0.01% 3222
2021
Q2 		$2K Buy
304
+2
+0.7% +$14 ﹤0.01% 3421
2021
Q1 		$2K Buy
+302
New +$2.05K ﹤0.01% 3264

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

Harbour Investments's SIGA Position: Q2 2026 in Review

Harbour Investments reduced its SIGA Technologies (SIGA) stake by 7.2% in Q2 2026, selling an estimated $45 and leaving 128 shares worth $466. The position accounts for ﹤0.01% of the portfolio, ranked #4386.

Harbour Investments first reported a position in SIGA in Q1 2021 and has held it in 5 quarters since. The position peaked at $3K in Q3 2021. 160 funds tracked by Wall St. Rank hold SIGA as of Q2 2026.

  • Harbour Investments held 128 shares of SIGA Technologies worth $466 as of Q2 2026.
  • Harbour Investments sold 10 SIGA Technologies shares in Q2 2026, an estimated $45.
  • SIGA Technologies made up ﹤0.01% of Harbour Investments's portfolio in Q2 2026, its #4386 holding.
  • Harbour Investments first reported a position in SIGA Technologies in Q1 2021 and has held it in 5 quarters since.
  • Harbour Investments's SIGA Technologies position peaked at $3K in Q3 2021.
  • 160 funds tracked by Wall St. Rank held SIGA Technologies as of Q2 2026.

Based on Harbour Investments's 13F filing for Q2 2026, filed 12 Aug 2026.