Michael Gelband’s SIGA Technologies SIGA Stock Holding History

Michael Gelband’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	–	Sell	-54,014	Closed	-$330K	–	2045
2025 Q4	$330K	Buy	54,014 +21,110	+64%	+$150K	﹤0.01%	1283
2025 Q3	$301K	Buy	+32,904	New	+$263K	﹤0.01%	1308
2025 Q1	–	Sell	-44,017	Closed	-$265K	–	1950
2024 Q4	$265K	Buy	+44,017	New	+$294K	﹤0.01%	1310
2023 Q3	–	Sell	-310,718	Closed	-$1.57M	–	2102
2023 Q2	$1.57M	Buy	310,718 +281,663	+969%	+$1.6M	0.01%	911
2023 Q1	$167K	Buy	+29,055	New	+$194K	﹤0.01%	1593
2022 Q4	–	Sell	-117,074	Closed	-$1.21M	–	2080
2022 Q3	$1.21M	Buy	+117,074	New	+$1.88M	0.02%	1032
2022 Q1	–	Sell	-24,335	Closed	-$183K	–	2630
2021 Q4	$183K	Buy	+24,335	New	+$185K	﹤0.01%	1848
2021 Q3	–	Sell	-61,199	Closed	-$384K	–	2580
2021 Q2	$384K	Buy	+61,199	New	+$420K	﹤0.01%	1586
2020 Q4	–	Sell	-48,367	Closed	-$332K	–	2340
2020 Q3	$332K	Buy	+48,367	New	+$329K	0.01%	1232
2019 Q4	–	Sell	-14,454	Closed	-$74K	–	1849
2019 Q3	$74K	Buy	+14,454	New	+$78K	﹤0.01%	1256

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 53.78% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

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

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

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 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

FWSM

First Wilshire Securities Management Pasadena, California $486M AUM 50.29% 1-Year Est. Return

Michael Gelband's SIGA Position: Q1 2026 in Review

Michael Gelband sold out of SIGA Technologies (SIGA) in Q1 2026, closing a stake of 54,014 shares — an estimated $330K sold.

Michael Gelband first reported a position in SIGA in Q3 2019 and held it in 10 quarters. The position peaked at $1.57M in Q2 2023. 183 funds tracked by Wall St. Rank hold SIGA as of Q1 2026.

Michael Gelband reported no remaining SIGA Technologies position as of Q1 2026 after selling out during the quarter.
Michael Gelband sold 54,014 SIGA Technologies shares in Q1 2026, an estimated $330K.
Michael Gelband first reported a position in SIGA Technologies in Q3 2019 and held it in 10 quarters.
Michael Gelband's SIGA Technologies position peaked at $1.57M in Q2 2023.
183 funds tracked by Wall St. Rank held SIGA Technologies as of Q1 2026.

Based on ExodusPoint Capital Management's 13F filing for Q1 2026, filed 14 May 2026.