Dolby Laboratories, Inc. (DLB) Stock
DLB has an Alpha Score of 44 out of 100 (weak), computed on Oct 31, 2026 from 3 of 4 sub-scores. 4 members of Congress disclosed 7 trades in DLB since 2015: 3 purchases and 4 sales, most recently Lisa McClain (sale, Sep 25, 2025). 5 of the hedge funds AlphaScala tracks reported DLB in 13F filings for the quarter ended Jun 30, 2026; the largest reported position is Citadel's at $30.60M. Company insiders reported 0 open-market buys and 6 sales on SEC Form 4 in the 90 days to Nov 6, 2026. Its trailing P/E ratio is 26.9 and its net margin 16.7% (key statistics as of Nov 6, 2026).
What is DLB's Alpha Score?
How it works →Alpha Score of 44 reflects weak overall profile with moderate momentum, weak value, weak quality. Based on 3 of 4 signals – score is capped at 90 until remaining data ingests.
Computed from 3 of 4 sub-scores; a sub-score is left out when its inputs are missing, and the composite is capped accordingly.
Computed Oct 31, 2026
A rules-based research rating, not a recommendation to buy or sell.
Which members of Congress traded Dolby Laboratories, Inc. (DLB)?
Most recent: Lisa McClain (sale, Sep 25, 2025); records start Dec 16, 2015.
| Politician | Trade date | Type | Amount |
|---|---|---|---|
| Lisa McClain R-MI · House | 2025-09-25 | sale | $1k – $15k |
| Lisa McClain R-MI · House | 2025-09-11 | purchase | $1k – $15k |
| Lisa McClain R-MI · House | 2025-08-04 | sale | $1k – $15k |
| Lisa McClain R-MI · House | 2025-06-24 | purchase | $1k – $15k |
| Donna Shalala D-FL · House | 2019-06-24 | sale | $1k – $15k |
| Lamar Smith R-TX · House | 2018-08-08 | purchase | $1k – $15k |
| Tom MacArthur R-NJ · House | 2015-12-16 | sale | $15k – $50k |
From STOCK Act periodic transaction reports. House filings as of Nov 5, 2026.
See all DLB political trades →Which hedge funds own DLB?
From 13F filings| Fund | Shares Held | Position Value | Change vs prior Q |
|---|---|---|---|
| Citadel Ken Griffin | 582K | $30.60M | +1543% |
| Millennium Management Israel Englander | 420K | $22.09M | -2% |
| D.E. Shaw David Shaw | 415K | $21.82M | +6% |
| Marshall Wace | 344K | $18.07M | +464% |
| Bridgewater Associates Ray Dalio | 60K | $3.17M | NEW |
13F holdings as of Jun 30, 2026
Explore all tracked funds →Are Dolby Laboratories, Inc. insiders buying or selling?
SEC Form 4 filings| Date | Insider | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| Oct 1, 26 | Couling John D | SVP, Entertainment | SELL | 6.8K | $401K |
| Oct 1, 26 | Couling John D | SVP, Entertainment | SELL | 836 | $50K |
| Sep 1, 26 | Couling John D | SVP, Entertainment | SELL | 7.7K | $468K |
| Aug 25, 26 | Nicholson Ryan | VP, CAO and Corp. Controller | SELL | 1.2K | $77K |
| Aug 14, 26 | Revankar Shriram | SVP, Advanced Technology Group | SELL | 3.0K | $188K |
| Aug 10, 26 | Nicholson Ryan | VP, CAO and Corp. Controller | SELL | 1.3K | $84K |
| Aug 4, 26 | Nicholson Ryan | VP, CAO and Corp. Controller | SELL | 357 | $22K |
| Aug 3, 26 | Couling John D | SVP, Entertainment | SELL | 783 | $46K |
| Aug 3, 26 | Couling John D | SVP, Entertainment | SELL | 6.9K | $414K |
SEC Form 4 filings as of Nov 6, 2026
See cluster-buy signals across all tickers →What are DLB's key statistics?
Key statistics as of Nov 6, 2026
How does DLB's valuation compare with the Industrials sector?
| Metric | DLB | Industrials median | Companies in median |
|---|---|---|---|
| P/E ratio | 26.9 | 28.1 | 184 |
| Net margin | 16.70% | 8.17% | 207 |
| Return on equity | 8.68% | 15.40% | 207 |
| Dividend yield (payers) | 1.39% | 1.40% | 132 |
Medians over the Industrials stocks whose key statistics were refreshed in the last 35 days (newest Nov 7, 2026). P/E excludes loss-making companies.
DLB price chart
Powered by TradingViewWhat does Dolby Laboratories, Inc. do?
Dolby Laboratories Inc. specializes in audio, video, and voice technologies for cinema, television, and entertainment industries. Known for its high-quality sound and visual solutions, Dolby offers various innovations, including Dolby Atmos and Dolby Vision, which enhance cinematic and home entertainment experiences through immersive audio and vibrant imagery. Additionally, Dolby provides licensing for its technologies to various consumer electronics manufacturers, thereby seamlessly integrating its advanced audio and video capabilities into products like televisions, smartphones, and gaming platforms. This not only augments the quality of media consumption but also influences how content is created and delivered across different platforms. By consistently pushing the boundaries of technological excellence, Dolby Laboratories maintains a vital role in the convergence of multimedia experiences, symbolizing expertise and leadership in the realms of sound and visual encaptivation. Headquartered in San Francisco, California, Dolby's legacy thrives in revolutionizing audio-visual standards globally, making it a pivotal player in the ongoing transformation of entertainment and media technology.