Quadrant Capital Group’s SIGA Technologies SIGA Stock Holding History

Quadrant Capital Group’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	–	Sell	-3,240	Closed	-$17.3K	–	2355
2026 Q1	$17.3K	Sell	3,240 -771	-19%	-$4.81K	﹤0.01%	2044
2025 Q4	$24.5K	Hold	4,011	–	–	﹤0.01%	1927
2025 Q3	$36.7K	Buy	+4,011	New	+$32.1K	﹤0.01%	1768
2025 Q2	–	Sell	-4,196	Closed	-$23K	–	2406
2025 Q1	$23K	Sell	4,196 -153	-4%	-$906	﹤0.01%	1997
2024 Q4	$26.1K	Hold	4,349	–	–	﹤0.01%	1759
2024 Q3	$29.4K	Hold	4,349	–	–	﹤0.01%	1734
2024 Q2	$33K	Hold	4,349	–	–	﹤0.01%	1621
2024 Q1	$37.2K	Sell	4,349 -1,568	-26%	-$8.95K	﹤0.01%	1554
2023 Q4	$33.1K	Sell	5,917 -74	-1%	-$396	﹤0.01%	1582
2023 Q3	$31.5K	Buy	5,991 +4,728	+374%	+$23.3K	﹤0.01%	1494
2023 Q2	$6.38K	Buy	1,263 +619	+96%	+$3.52K	﹤0.01%	2152
2023 Q1	$3.7K	Buy	+644	New	+$4.3K	﹤0.01%	2297
2022 Q1	–	Sell	-187	Closed	-$1K	–	2676
2021 Q4	$1K	Sell	187 -283	-60%	-$2.16K	﹤0.01%	2398
2021 Q3	$3K	Buy	+470	New	+$3.01K	﹤0.01%	2064

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

Quadrant Capital Group's SIGA Position: Q2 2026 in Review

Quadrant Capital Group sold out of SIGA Technologies (SIGA) in Q2 2026, closing a stake of 3,240 shares — an estimated $17.3K sold.

Quadrant Capital Group first reported a position in SIGA in Q3 2021 and held it in 14 quarters. The position peaked at $37.2K in Q1 2024. 160 funds tracked by Wall St. Rank hold SIGA as of Q2 2026.

Quadrant Capital Group reported no remaining SIGA Technologies position as of Q2 2026 after selling out during the quarter.
Quadrant Capital Group sold 3,240 SIGA Technologies shares in Q2 2026, an estimated $17.3K.
Quadrant Capital Group first reported a position in SIGA Technologies in Q3 2021 and held it in 14 quarters.
Quadrant Capital Group's SIGA Technologies position peaked at $37.2K in Q1 2024.
160 funds tracked by Wall St. Rank held SIGA Technologies as of Q2 2026.

Based on Quadrant Capital Group's 13F filing for Q2 2026, filed 14 Aug 2026.