HRT Financial’s PubMatic PUBM Stock Holding History

HRT Financial’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 Q1	–	Sell	-31,040	Closed	-$275K	–	4546
2025 Q4	$275K	Buy	+31,040	New	+$270K	﹤0.01%	2426
2022 Q2	–	Sell	-190,790	Closed	-$4.98M	–	3574
2022 Q1	$4.98M	Buy	190,790 +165,901	+667%	+$4.25M	0.04%	294
2021 Q4	$847K	Buy	+24,889	New	+$811K	﹤0.01%	1275
2021 Q3	–	Sell	-12,081	Closed	-$472K	–	3665
2021 Q2	$472K	Buy	+12,081	New	+$503K	﹤0.01%	1835

Other funds holding PUBM

GHC

Graham Holdings Company Arlington, Virginia $967M AUM 15.12% 1-Year Est. Return

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

CenterBook Partners Greenwich, Connecticut $1.86B AUM 24.52% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

Acadian Asset Management Boston, Massachusetts $70.5B AUM 36% 1-Year Est. Return

Renaissance Technologies New York $63.9B AUM 45.56% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Jacobs Levy Equity Management Florham Park, New Jersey $23.8B AUM 25.4% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

HRT Financial's PUBM Position: Q1 2026 in Review

HRT Financial sold out of PubMatic (PUBM) in Q1 2026, closing a stake of 31,040 shares — an estimated $275K sold.

HRT Financial first reported a position in PUBM in Q2 2021 and held it in 4 quarters. The position peaked at $4.98M in Q1 2022. 153 funds tracked by Wall St. Rank hold PUBM as of Q1 2026.

HRT Financial reported no remaining PubMatic position as of Q1 2026 after selling out during the quarter.
HRT Financial sold 31,040 PubMatic shares in Q1 2026, an estimated $275K.
HRT Financial first reported a position in PubMatic in Q2 2021 and held it in 4 quarters.
HRT Financial's PubMatic position peaked at $4.98M in Q1 2022.
153 funds tracked by Wall St. Rank held PubMatic as of Q1 2026.

Based on HRT Financial's 13F filing for Q1 2026, filed 14 May 2026.