Martingale Asset Management’s Dolby DLB Stock Holding History

Martingale Asset Management’s Portfolio DLB Stock Details DLB Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$15.5M	Buy	258,736 +8,060	+3%	+$510K	0.39%	90
2025 Q4	$16.1M	Buy	250,676 +6,513	+3%	+$437K	0.41%	89
2025 Q3	$17.7M	Buy	244,163 +965	+0.4%	+$71K	0.44%	81
2025 Q2	$18.1M	Buy	243,198 +51,867	+27%	+$3.88M	0.44%	86
2025 Q1	$15.4M	Buy	+191,331	New	+$15.6M	0.39%	93
2022 Q2	–	Sell	-33,063	Closed	-$2.59M	–	851
2022 Q1	$2.59M	Sell	33,063 -30,960	-48%	-$2.49M	0.04%	231
2021 Q4	$6.1M	Buy	+64,023	New	+$5.73M	0.08%	180
2019 Q3	–	Sell	-3,400	Closed	-$220K	–	1003
2019 Q2	$220K	Hold	3,400	–	–	﹤0.01%	982
2019 Q1	$215K	Buy	+3,400	New	+$217K	﹤0.01%	985

Other funds holding DLB

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

Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

Bank of New York Mellon New York $544B AUM 28.31% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

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

First Trust Advisors Wheaton, Illinois $140B AUM 27.84% 1-Year Est. Return

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

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

SCM

Snyder Capital Management San Francisco, California $5.16B AUM 26.72% 1-Year Est. Return

Martingale Asset Management's DLB Position: Q1 2026 in Review

Martingale Asset Management increased its Dolby (DLB) stake by 3.2% in Q1 2026, buying an estimated $510K and bringing the position to 258,736 shares worth $15.5M. The position accounts for 0.39% of the portfolio, ranked #90.

Martingale Asset Management first reported a position in DLB in Q1 2019 and has held it in 9 quarters since. The position peaked at $18.1M in Q2 2025. 418 funds tracked by Wall St. Rank hold DLB as of Q1 2026.

Martingale Asset Management held 258,736 shares of Dolby worth $15.5M as of Q1 2026.
Martingale Asset Management bought 8,060 Dolby shares in Q1 2026, an estimated $510K.
Dolby made up 0.39% of Martingale Asset Management's portfolio in Q1 2026, its #90 holding.
Martingale Asset Management first reported a position in Dolby in Q1 2019 and has held it in 9 quarters since.
Martingale Asset Management's Dolby position peaked at $18.1M in Q2 2025.
418 funds tracked by Wall St. Rank held Dolby as of Q1 2026.

Based on Martingale Asset Management's 13F filing for Q1 2026, filed 13 May 2026.