Parallax Volatility Advisers’s PubMatic PUBM Stock Holding History

Parallax Volatility Advisers’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
2025 Q3	–	Sell	-23,400	Closed	-$291K	–	1789
2025 Q2	$291K	Hold	23,400	–	–	﹤0.01%	1272
2025 Q1	$214K	Buy	23,400 +2,100	+10%	+$27.7K	﹤0.01%	1310
2024 Q4	$313K	Hold	21,300	–	–	﹤0.01%	1600
2024 Q3	$317K	Hold	21,300	–	–	﹤0.01%	1605
2024 Q2	$433K	Sell	21,300 -80,000	-79%	-$1.78M	﹤0.01%	1464
2024 Q1	$2.4M	Buy	101,300 +51,300	+103%	+$920K	0.01%	977
2023 Q4	$816K	Buy	50,000 +29,200	+140%	+$424K	﹤0.01%	1476
2023 Q3	$252K	Buy	+20,800	New	+$317K	﹤0.01%	1764
2023 Q1	–	Sell	-20,100	Closed	-$257K	–	3090
2022 Q4	$257K	Sell	20,100 -18,200	-48%	-$285K	﹤0.01%	2068
2022 Q3	$638K	Buy	38,300 +36,000	+1,565%	+$651K	﹤0.01%	1902
2022 Q2	$36K	Sell	2,300 -7,700	-77%	-$165K	﹤0.01%	2516
2022 Q1	$261K	Buy	10,000 +4,100	+69%	+$105K	﹤0.01%	2098
2021 Q4	$200K	Buy	+5,900	New	+$192K	﹤0.01%	1650

Other funds holding PUBM

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

GHC

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

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

Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return

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

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

Royal Bank of Canada Toronto, Ontario, Canada $570B AUM 27.57% 1-Year Est. Return

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

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

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

Parallax Volatility Advisers's PUBM Position: Q3 2025 in Review

Parallax Volatility Advisers sold out of PubMatic (PUBM) in Q3 2025, closing a stake of 5,499 shares — an estimated $68.4K sold.

Parallax Volatility Advisers first reported a position in PUBM in Q3 2022 and held it in 10 quarters. The position peaked at $386K in Q3 2022. 150 funds tracked by Wall St. Rank hold PUBM as of Q3 2025.

Parallax Volatility Advisers reported no remaining PubMatic position as of Q3 2025 after selling out during the quarter.
Parallax Volatility Advisers sold 5,499 PubMatic shares in Q3 2025, an estimated $68.4K.
Parallax Volatility Advisers first reported a position in PubMatic in Q3 2022 and held it in 10 quarters.
Parallax Volatility Advisers's PubMatic position peaked at $386K in Q3 2022.
150 funds tracked by Wall St. Rank held PubMatic as of Q3 2025.

Based on Parallax Volatility Advisers's 13F filing for Q3 2025, filed 14 Nov 2025.