Mariner’s DoubleVerify DV Stock Holding History

Mariner’s Portfolio DV Stock Details DV Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$942K	Sell	86,849 -168,310	-66%	-$1.73M	﹤0.01%	1997
2026 Q1	$2.42M	Buy	255,159 +148,822	+140%	+$1.52M	﹤0.01%	1427
2025 Q4	$1.22M	Buy	106,337 +54,326	+104%	+$599K	﹤0.01%	1812
2025 Q3	$623K	Buy	52,011 +8,770	+20%	+$130K	﹤0.01%	2256
2025 Q2	$647K	Buy	43,241 +15,074	+54%	+$207K	﹤0.01%	2135
2025 Q1	$377K	Buy	28,167 +13,817	+96%	+$256K	﹤0.01%	2427
2024 Q4	$276K	Sell	14,350 -93,712	-87%	-$1.76M	﹤0.01%	2705
2024 Q3	$1.82M	Sell	108,062 -6,592	-6%	-$126K	﹤0.01%	1243
2024 Q2	$2.23M	Buy	114,654 +10,425	+10%	+$252K	﹤0.01%	1059
2024 Q1	$3.66M	Buy	104,229 +96,995	+1,341%	+$3.61M	0.01%	853
2023 Q4	$266K	Buy	+7,234	New	+$225K	﹤0.01%	2447

Other funds holding DV

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

PEP

Providence Equity Partners Providence, Rhode Island $329M AUM 46.85% 1-Year Est. Return

DGI

Disciplined Growth Investors Minneapolis, Minnesota $5.91B AUM 53.97% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

AQR Capital Management Greenwich, Connecticut $287B AUM 42.33% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

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

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

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

TCM

Topline Capital Management Santa Monica, California $386M AUM 2.37% 1-Year Est. Return

Mariner's DV Position: Q2 2026 in Review

Mariner reduced its DoubleVerify (DV) stake by 66% in Q2 2026, selling an estimated $1.73M and leaving 86,849 shares worth $942K. The position accounts for ﹤0.01% of the portfolio, ranked #1997.

Mariner first reported a position in DV in Q4 2023 and has held it in 11 quarters since. The position peaked at $3.66M in Q1 2024. 317 funds tracked by Wall St. Rank hold DV as of Q2 2026.

Mariner held 86,849 shares of DoubleVerify worth $942K as of Q2 2026.
Mariner sold 168,310 DoubleVerify shares in Q2 2026, an estimated $1.73M.
DoubleVerify made up ﹤0.01% of Mariner's portfolio in Q2 2026, its #1997 holding.
Mariner first reported a position in DoubleVerify in Q4 2023 and has held it in 11 quarters since.
Mariner's DoubleVerify position peaked at $3.66M in Q1 2024.
317 funds tracked by Wall St. Rank held DoubleVerify as of Q2 2026.

Based on Mariner's 13F filing for Q2 2026, filed 13 Aug 2026.