GF Fund Management’s SIGA Technologies SIGA Stock Holding History

GF Fund Management’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	$5.41K	Sell	1,487 -111	-7%	-$497	﹤0.01%	566
2026 Q1	$8.55K	Buy	1,598 +192	+14%	+$1.2K	﹤0.01%	572
2025 Q4	$8.59K	Sell	1,406 -123	-8%	-$875	﹤0.01%	589
2025 Q3	$14K	Sell	1,529 -299	-16%	-$2.39K	﹤0.01%	528
2025 Q2	$11.9K	Hold	1,828	–	–	﹤0.01%	548
2025 Q1	$10K	Buy	1,828 +329	+22%	+$1.95K	﹤0.01%	564
2024 Q4	$9.01K	Buy	+1,499	New	+$10K	﹤0.01%	560

Other funds holding SIGA

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

AltraVue Capital Bellevue, Washington $1.39B AUM 53.77% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

American Century Companies Kansas City, Missouri $226B AUM 44.75% 1-Year Est. Return

Arrowstreet Capital Boston, Massachusetts $225B AUM 49.49% 1-Year Est. Return

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 Greenwich, Connecticut $287B AUM 42.33% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

GF Fund Management's SIGA Position: Q2 2026 in Review

GF Fund Management reduced its SIGA Technologies (SIGA) stake by 6.9% in Q2 2026, selling an estimated $497 and leaving 1,487 shares worth $5.41K. The position accounts for ﹤0.01% of the portfolio, ranked #566.

GF Fund Management first reported a position in SIGA in Q4 2024 and has held it in 7 quarters since. The position peaked at $14K in Q3 2025. 161 funds tracked by Wall St. Rank hold SIGA as of Q2 2026.

GF Fund Management held 1,487 shares of SIGA Technologies worth $5.41K as of Q2 2026.
GF Fund Management sold 111 SIGA Technologies shares in Q2 2026, an estimated $497.
SIGA Technologies made up ﹤0.01% of GF Fund Management's portfolio in Q2 2026, its #566 holding.
GF Fund Management first reported a position in SIGA Technologies in Q4 2024 and has held it in 7 quarters since.
GF Fund Management's SIGA Technologies position peaked at $14K in Q3 2025.
161 funds tracked by Wall St. Rank held SIGA Technologies as of Q2 2026.

Based on GF Fund Management's 13F filing for Q2 2026, filed 7 Aug 2026.