Arrowstreet Capital’s Geospace Technologies GEOS Stock Holding History

Arrowstreet Capital’s Portfolio GEOS Stock Details GEOS Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2025 Q4	–	Sell	-53,499	Closed	-$1.01M	–	1905
2025 Q3	$1.01M	Buy	+53,499	New	+$867K	﹤0.01%	1600
2024 Q3	–	Sell	-12,757	Closed	-$115K	–	1780
2024 Q2	$115K	Sell	12,757 -24,458	-66%	-$275K	﹤0.01%	1466
2024 Q1	$491K	Buy	37,215 +26,568	+250%	+$357K	﹤0.01%	1451
2023 Q4	$138K	Buy	+10,647	New	+$130K	﹤0.01%	1360
2022 Q1	–	Sell	-15,500	Closed	-$104K	–	1331
2021 Q4	$104K	Hold	15,500	–	–	﹤0.01%	1394
2021 Q3	$148K	Sell	15,500 -13,700	-47%	-$126K	﹤0.01%	1530
2021 Q2	$236K	Sell	29,200 -6,600	-18%	-$54.3K	﹤0.01%	1770
2021 Q1	$326K	Hold	35,800	–	–	﹤0.01%	2080
2020 Q4	$306K	Buy	+35,800	New	+$245K	﹤0.01%	2114
2016 Q3	–	Sell	-12,200	Closed	-$200K	–	1529
2016 Q2	$200K	Buy	+12,200	New	+$199K	﹤0.01%	1273
2013 Q3	–	Sell	-16,326	Closed	-$1.13M	–	1067
2013 Q2	$1.13M	Buy	+16,326	New	+$1.36M	0.01%	532

Other funds holding GEOS

DGI

Disciplined Growth Investors Minneapolis, Minnesota $4.89B AUM 33.85% 1-Year Est. Return

TCM

Tieton Capital Management Yakima, Washington $348M AUM 45.13% 1-Year Est. Return

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

Moors & Cabot Boston, Massachusetts $2.57B AUM 37.84% 1-Year Est. Return

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

First Eagle Investment Management New York $59.9B AUM 27.01% 1-Year Est. Return

GWI

Grace & White Inc Ny, New York $632M AUM 34.34% 1-Year Est. Return

Susquehanna International Group Bala Cynwyd, Pennsylvania $893B AUM 36.07% 1-Year Est. Return

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

SEI Investments Oaks, Pennsylvania $108B AUM 26.14% 1-Year Est. Return

Arrowstreet Capital's GEOS Position: Q4 2025 in Review

Arrowstreet Capital sold out of Geospace Technologies (GEOS) in Q4 2025, closing a stake of 53,499 shares — an estimated $1.01M sold.

Arrowstreet Capital first reported a position in GEOS in Q2 2013 and held it in 11 quarters. The position peaked at $1.13M in Q2 2013. 84 funds tracked by Wall St. Rank hold GEOS as of Q4 2025.

Arrowstreet Capital reported no remaining Geospace Technologies position as of Q4 2025 after selling out during the quarter.
Arrowstreet Capital sold 53,499 Geospace Technologies shares in Q4 2025, an estimated $1.01M.
Arrowstreet Capital first reported a position in Geospace Technologies in Q2 2013 and held it in 11 quarters.
Arrowstreet Capital's Geospace Technologies position peaked at $1.13M in Q2 2013.
84 funds tracked by Wall St. Rank held Geospace Technologies as of Q4 2025.

Based on Arrowstreet Capital's 13F filing for Q4 2025, filed 13 Feb 2026.