Millennium Management’s PubMatic PUBM Stock Holding History

Millennium Management’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	$1.13M	Sell	86,059 -5,964	-6%	-$62K	﹤0.01%	4237
2026 Q1	$753K	Sell	92,023 -826,104	-90%	-$6.35M	﹤0.01%	4569
2025 Q4	$8.14M	Buy	918,127 +699,549	+320%	+$6.09M	﹤0.01%	2490
2025 Q3	$1.81M	Buy	218,578 +199,857	+1,068%	+$2.03M	﹤0.01%	4149
2025 Q2	$233K	Sell	18,721 -104,003	-85%	-$1.1M	﹤0.01%	5297
2025 Q1	$1.12M	Sell	122,724 -238,657	-66%	-$3.15M	﹤0.01%	4264
2024 Q4	$5.31M	Buy	361,381 +156,095	+76%	+$2.42M	﹤0.01%	2766
2024 Q3	$3.05M	Sell	205,286 -118,784	-37%	-$2.06M	﹤0.01%	3294
2024 Q2	$6.58M	Buy	+324,070	New	+$7.22M	﹤0.01%	2467
2024 Q1	–	Sell	-263,175	Closed	-$4.29M	–	6544
2023 Q4	$4.29M	Buy	+263,175	New	+$3.82M	﹤0.01%	2913
2022 Q2	–	Sell	-274,749	Closed	-$7.18M	–	7390
2022 Q1	$7.18M	Sell	274,749 -401,019	-59%	-$10.3M	﹤0.01%	2534
2021 Q4	$23M	Buy	675,768 +272,694	+68%	+$8.89M	0.01%	1312
2021 Q3	$10.6M	Buy	403,074 +312,471	+345%	+$9.37M	0.01%	1978
2021 Q2	$3.54M	Buy	90,603 +70,039	+341%	+$2.91M	﹤0.01%	3222
2021 Q1	$1.01M	Sell	20,564 -72,384	-78%	-$3.28M	﹤0.01%	4213
2020 Q4	$2.6M	Buy	+92,948	New	+$2.54M	﹤0.01%	3025

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

Millennium Management's PUBM Position: Q2 2026 in Review

Millennium Management reduced its PubMatic (PUBM) stake by 6.5% in Q2 2026, selling an estimated $62K and leaving 86,059 shares worth $1.13M. The position accounts for ﹤0.01% of the portfolio, ranked #4237.

Millennium Management first reported a position in PUBM in Q4 2020 and has held it in 16 quarters since. The position peaked at $23M in Q4 2021. 152 funds tracked by Wall St. Rank hold PUBM as of Q2 2026.

Millennium Management held 86,059 shares of PubMatic worth $1.13M as of Q2 2026.
Millennium Management sold 5,964 PubMatic shares in Q2 2026, an estimated $62K.
PubMatic made up ﹤0.01% of Millennium Management's portfolio in Q2 2026, its #4237 holding.
Millennium Management first reported a position in PubMatic in Q4 2020 and has held it in 16 quarters since.
Millennium Management's PubMatic position peaked at $23M in Q4 2021.
152 funds tracked by Wall St. Rank held PubMatic as of Q2 2026.

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