GSA Capital Partners’s PubMatic PUBM Stock Holding History

GSA Capital Partners’s Portfolio PUBM Stock Details PUBM Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	–	Sell	-89,051	Closed	-$728K	–	2092
2026 Q1	$728K	Buy	89,051 +11,207	+14%	+$86.2K	0.05%	671
2025 Q4	$690K	Buy	77,844 +45,728	+142%	+$398K	0.06%	600
2025 Q3	$266K	Sell	32,116 -18,810	-37%	-$192K	0.02%	1269
2025 Q2	$634K	Buy	50,926 +25,699	+102%	+$271K	0.04%	752
2025 Q1	$231K	Buy	+25,227	New	+$333K	0.02%	1321
2024 Q4	–	Sell	-17,113	Closed	-$254K	–	1950
2024 Q3	$254K	Buy	+17,113	New	+$297K	0.02%	1307
2022 Q4	–	Sell	-11,916	Closed	-$198K	–	1806
2022 Q3	$198K	Buy	+11,916	New	+$215K	0.03%	1233
2022 Q1	–	Sell	-19,494	Closed	-$664K	–	1746
2021 Q4	$664K	Buy	+19,494	New	+$635K	0.08%	410

Other funds holding PUBM

GHC

Graham Holdings Company Arlington, Virginia $1.08B AUM 28.93% 1-Year Est. Return

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

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Acadian Asset Management Boston, Massachusetts $84.2B AUM 55.88% 1-Year Est. Return

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

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

WCM

Whitefort Capital Management New York $406M AUM 84.26% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Jacobs Levy Equity Management Florham Park, New Jersey $27.8B AUM 46.46% 1-Year Est. Return

GSA Capital Partners's PUBM Position: Q2 2026 in Review

GSA Capital Partners sold out of PubMatic (PUBM) in Q2 2026, closing a stake of 89,051 shares — an estimated $728K sold.

GSA Capital Partners first reported a position in PUBM in Q4 2021 and held it in 8 quarters. The position peaked at $728K in Q1 2026. 153 funds tracked by Wall St. Rank hold PUBM as of Q2 2026.

GSA Capital Partners reported no remaining PubMatic position as of Q2 2026 after selling out during the quarter.
GSA Capital Partners sold 89,051 PubMatic shares in Q2 2026, an estimated $728K.
GSA Capital Partners first reported a position in PubMatic in Q4 2021 and held it in 8 quarters.
GSA Capital Partners's PubMatic position peaked at $728K in Q1 2026.
153 funds tracked by Wall St. Rank held PubMatic as of Q2 2026.

Based on GSA Capital Partners's 13F filing for Q2 2026, filed 6 Aug 2026.