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GAMCO Investors’s Dolby DLB Stock Holding History

GAMCO Investors’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
Q2 		$464K Buy
8,828
+1,591
+22% +$91.3K ﹤0.01% 757
2026
Q1 		$435K Sell
7,237
-487
-6% -$30.8K ﹤0.01% 805
2025
Q4 		$496K Sell
7,724
-306
-4% -$20.5K ﹤0.01% 805
2025
Q3 		$581K Sell
8,030
-84
-1% -$6.18K 0.01% 775
2025
Q2 		$603K Buy
+8,114
New +$607K 0.01% 777
2018
Q1 		– Sell
-26,300
Closed -$1.63M – 838
2017
Q4 		$1.63M Sell
26,300
-400
-1% -$24.2K 0.01% 516
2017
Q3 		$1.54M Sell
26,700
-100
-0.4% -$5.24K 0.01% 522
2017
Q2 		$1.31M Sell
26,800
-7,750
-22% -$395K 0.01% 545
2017
Q1 		$1.81M Sell
34,550
-4,300
-11% -$213K 0.01% 502
2016
Q4 		$1.76M Sell
38,850
-19,900
-34% -$959K 0.01% 510
2016
Q3 		$3.19M Sell
58,750
-11,800
-17% -$591K 0.02% 433
2016
Q2 		$3.38M Sell
70,550
-27,800
-28% -$1.27M 0.02% 427
2016
Q1 		$4.27M Sell
98,350
-12,200
-11% -$453K 0.03% 392
2015
Q4 		$3.72M Sell
110,550
-5,150
-4% -$177K 0.02% 407
2015
Q3 		$3.77M Sell
115,700
-21,050
-15% -$718K 0.02% 406
2015
Q2 		$5.43M Sell
136,750
-650
-0.5% -$25.7K 0.03% 381
2015
Q1 		$5.24M Buy
137,400
+550
+0.4% +$22K 0.03% 396
2014
Q4 		$5.9M Sell
136,850
-9,900
-7% -$420K 0.03% 379
2014
Q3 		$6.13M Sell
146,750
-7,850
-5% -$348K 0.03% 371
2014
Q2 		$6.68M Buy
154,600
+125,600
+433% +$5.25M 0.03% 359
2014
Q1 		$1.29M Buy
+29,000
New +$1.22M 0.01% 585

Other funds holding DLB

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Bank of New York Mellon
Bank of New York Mellon New York $609B AUM 40.19% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
First Trust Advisors
First Trust Advisors Wheaton, Illinois $170B AUM 46.21% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Acadian Asset Management
Acadian Asset Management Boston, Massachusetts $84.2B AUM 55.88% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

GAMCO Investors's DLB Position: Q2 2026 in Review

GAMCO Investors increased its Dolby (DLB) stake by 22% in Q2 2026, buying an estimated $91.3K and bringing the position to 8,828 shares worth $464K. The position accounts for ﹤0.01% of the portfolio, ranked #757.

GAMCO Investors first reported a position in DLB in Q1 2014 and has held it in 21 quarters since. The position peaked at $6.68M in Q2 2014. 391 funds tracked by Wall St. Rank hold DLB as of Q2 2026.

  • GAMCO Investors held 8,828 shares of Dolby worth $464K as of Q2 2026.
  • GAMCO Investors bought 1,591 Dolby shares in Q2 2026, an estimated $91.3K.
  • Dolby made up ﹤0.01% of GAMCO Investors's portfolio in Q2 2026, its #757 holding.
  • GAMCO Investors first reported a position in Dolby in Q1 2014 and has held it in 21 quarters since.
  • GAMCO Investors's Dolby position peaked at $6.68M in Q2 2014.
  • 391 funds tracked by Wall St. Rank held Dolby as of Q2 2026.

Based on GAMCO Investors's 13F filing for Q2 2026, filed 12 Aug 2026.