DOLBY LABORATORIES INC-CL A (DLB) Stock Institutional Trading Activity


DOLBY LABORATORIES INC-CL A (DLB) position changes reported by tracked institutional filers across multiple SEC 13F reporting periods. Based on recent SEC 13F filings (Q1 2026), investors with some of the largest reported share count changes include Sequoia Financial Advisors, Disciplined Growth Investors, Renaissance Technologies LLC, and Jensen Investment Management. Explore insights into buying and selling patterns, position changes, and investment conviction levels to understand institutional trading behavior and market dynamics.

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Portfolio quarterNameTypeQuantityRemainingReported stock balance
Q1 2022Disciplined Growth InvestorsBuy79,2571,550,307$121,265
Q4 2021Renaissance Technologies LLCSell-11,552288,402$27,462
Q4 2021Disciplined Growth InvestorsSell-1,0201,471,050$140,073
Q3 2021Renaissance Technologies LLCSell-88,548299,954$26,396
Q3 2021Disciplined Growth InvestorsSell-27,7201,472,070$129,542
Q2 2021Renaissance Technologies LLCSell-402,983388,502$38,186
Q2 2021Disciplined Growth InvestorsBuy4,9841,499,790$147,414
Q1 2021Renaissance Technologies LLCSell-196,500791,485$78,135
Q1 2021Disciplined Growth InvestorsSell-207,2181,494,806$147,567
Q4 2020Renaissance Technologies LLCSell-508,172987,985$95,963
Q4 2020Disciplined Growth InvestorsBuy454,3761,702,024$165,318
Q3 2020Renaissance Technologies LLCSell-352,2001,496,157$99,165
Q3 2020Disciplined Growth InvestorsSell-37,6821,247,648$82,694
Q2 2020Renaissance Technologies LLCSell-176,4001,848,357$121,751
Q2 2020Disciplined Growth InvestorsSell-559,9641,285,330$84,665
Q1 2020Renaissance Technologies LLCSell-89,8002,024,757$109,762
Q1 2020Disciplined Growth InvestorsBuy28,8251,845,294$100,033
Q4 2019Renaissance Technologies LLCSell-298,4432,114,557$145,482
Q4 2019Disciplined Growth InvestorsBuy53,7041,816,469$124,973
Q3 2019Renaissance Technologies LLCSell-205,0002,413,000$155,976
Q3 2019Disciplined Growth InvestorsBuy374,0811,762,765$113,945
Q2 2019Renaissance Technologies LLCSell-145,7002,618,000$169,123
Q2 2019Disciplined Growth InvestorsSell-73,3211,388,684$89,709
Q1 2019Renaissance Technologies LLCBuy308,3002,763,700$174,030
Q1 2019Disciplined Growth InvestorsSell-11,8491,462,005$92,062
Q4 2018Renaissance Technologies LLCSell-2,6002,455,400$151,842
Q4 2018Disciplined Growth InvestorsSell-23,3031,473,854$91,143
Q3 2018Renaissance Technologies LLCBuy176,5002,458,000$171,986
Q3 2018Disciplined Growth InvestorsBuy152,9401,497,157$104,756
Q2 2018Disciplined Growth InvestorsBuy622,6181,344,217$82,925

Frequently asked questions about DLB activity

  • Which institutional owners are buying DLB?

    Institutional owners buying DLB include investors who have either initiated new positions or increased their existing holdings based on recent SEC 13F filings. The activity table above highlights which funds added shares in the latest reporting periods and how their positions changed over time.

  • What does "buy" mean in DLB activity?

    "Buy" means an investor increased their reported position in DLB compared to the prior reporting period. This reflects growing exposure to DOLBY LABORATORIES INC-CL A (DLB) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).

  • Is institutional interest in DLB increasing?

    Institutional interest in DLB can be assessed by comparing the number of tracked funds adding or increasing positions versus those trimming or exiting across the periods shown. A higher number of additions typically signals increasing participation among large filers, but it should be read alongside position sizes and the full table.