Portolan Capital Management’s SandRidge Energy SD Stock Holding History

Portolan Capital Management’s Portfolio SD Stock Details SD Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	–	Sell	-123,591	Closed	-$2.02M	–	171
2026 Q1	$2.02M	Sell	123,591 -10,409	-8%	-$169K	0.11%	126
2025 Q4	$1.93M	Buy	+134,000	New	+$1.77M	0.1%	136
2023 Q1	–	Sell	-25,079	Closed	-$427K	–	166
2022 Q4	$427K	Hold	25,079	–	–	0.04%	129
2022 Q3	$409K	Sell	25,079 -184,791	-88%	-$3.34M	0.04%	127
2022 Q2	$3.29M	Sell	209,870 -151,341	-42%	-$3.03M	0.33%	95
2022 Q1	$5.79M	Sell	361,211 -965,625	-73%	-$12.5M	0.46%	81
2021 Q4	$13.9M	Sell	1,326,836 -440,558	-25%	-$5.23M	0.93%	45
2021 Q3	$23M	Buy	+1,767,394	New	+$14.6M	1.68%	14

Other funds holding SD

Icahn Carl Sunny Isles Beach, Florida $8.26B AUM 15.11% 1-Year Est. Return

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

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

Renaissance Technologies New York $72.6B AUM 54.88% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Royce & Associates New York $12.4B AUM 64.17% 1-Year Est. Return

FWSM

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

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

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

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Portolan Capital Management's SD Position: Q2 2026 in Review

Portolan Capital Management sold out of SandRidge Energy (SD) in Q2 2026, closing a stake of 123,591 shares — an estimated $2.02M sold.

Portolan Capital Management first reported a position in SD in Q3 2021 and held it in 8 quarters. The position peaked at $23M in Q3 2021. 167 funds tracked by Wall St. Rank hold SD as of Q2 2026.

Portolan Capital Management reported no remaining SandRidge Energy position as of Q2 2026 after selling out during the quarter.
Portolan Capital Management sold 123,591 SandRidge Energy shares in Q2 2026, an estimated $2.02M.
Portolan Capital Management first reported a position in SandRidge Energy in Q3 2021 and held it in 8 quarters.
Portolan Capital Management's SandRidge Energy position peaked at $23M in Q3 2021.
167 funds tracked by Wall St. Rank held SandRidge Energy as of Q2 2026.

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