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Corton Capital’s SIGA Technologies SIGA Stock Holding History

Corton Capital’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
2025
Q3 		$181K Buy
+19,823
New +$158K 0.45% 124
2025
Q2 		– Sell
-10,594
Closed -$58.1K – 395
2025
Q1 		$58.1K Buy
+10,594
New +$62.7K 0.19% 155

Other funds holding SIGA

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 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
American Century Companies
American Century Companies Kansas City, Missouri $194B AUM 35% 1-Year Est. Return
Citadel Advisors
Citadel Advisors Miami, Florida $618B AUM 30.34% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
JAM
Jupiter Asset Management London, United Kingdom $18.8B AUM 29.2% 1-Year Est. Return
Arrowstreet Capital
Arrowstreet Capital Boston, Massachusetts $185B AUM 39.58% 1-Year Est. Return

Corton Capital's SIGA Position: Q3 2025 in Review

Corton Capital opened a new position in SIGA Technologies (SIGA) in Q3 2025: 19,823 shares worth $181K. The stake represents 0.45% of the portfolio and ranks #124 among its holdings. This is a return to the name: Corton Capital previously reported a position in SIGA as recently as Q1 2025.

Corton Capital first reported a position in SIGA in Q1 2025 and has held it in 2 quarters since. 197 funds tracked by Wall St. Rank hold SIGA as of Q3 2025.

  • Corton Capital held 19,823 shares of SIGA Technologies worth $181K as of Q3 2025.
  • SIGA Technologies was a new Corton Capital position in Q3 2025.
  • SIGA Technologies made up 0.45% of Corton Capital's portfolio in Q3 2025, its #124 holding.
  • Corton Capital first reported a position in SIGA Technologies in Q1 2025 and has held it in 2 quarters since.
  • 197 funds tracked by Wall St. Rank held SIGA Technologies as of Q3 2025.

Based on Corton Capital's 13F filing for Q3 2025, filed 14 Nov 2025.