Updated Jul 16, 2026 · Last SEC filing 2026-07-06
Dolby Laboratories, Inc. (DLB) has filed 6 SEC Form 4 insider transactions in the last 90 days, with the most recent on 2026-07-06. 1 Form 8-K material event filings were reported by DLB in the last 90 days. 7 Form 144 notices of proposed sale were filed for DLB stock. InsiderAlpha tracks every DLB SEC filing — Form 4, Form 144, and 8-K — in real time, including Rule 10b5-1 plan detection.
| SIC classification | Patent Owners & Lessors (SIC 6794) |
|---|---|
| SEC CIK | 0001308547 |
| Form 4 filings (90d) | 6 |
|---|---|
| Form 8-K filings (90d) | 1 |
| Form 144 notices (90d) | 7 |
| Latest Form 4 filing | 2026-07-06 |
| Date | Insider | Role | Transaction | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|
| Couling John D | SVP, Entertainment | M — Option exercise | 7.7K | $45.50 | $349K | SEC | |
| Couling John D | SVP, Entertainment | S — Open-market sale | 7.7K | $53.20 | $408K | SEC | |
| Couling John D | SVP, Entertainment | M — Option exercise | 7.7K | $45.50 | $349K | SEC | |
| Couling John D | SVP, Entertainment | S — Open-market sale | 7.2K | $55.59 | $398K | SEC | |
| Couling John D | SVP, Entertainment | S — Open-market sale | 508 | $56.16 | $29K | SEC | |
| Pendleton Todd | SVP, Chief Marketing Officer | S — Open-market sale | 11.9K | $54.55 | $648K | SEC | |
| Revankar Shriram | SVP, Advanced Technology Group | F — Tax withholding / forfeiture | 4.3K | $54.21 | $235K | SEC | |
| Revankar Shriram | SVP, Advanced Technology Group | S — Open-market sale | 3.0K | $54.90 | $165K | SEC | |
| Park Robert J | SVP & Chief Financial Officer | S — Open-market sale | 391 | $57.35 | $22K | SEC | |
| Park Robert J | SVP & Chief Financial Officer | S — Open-market sale | 4.5K | $56.62 | $255K | SEC | |
| Couling John D | SVP, Entertainment | S — Open-market sale | 6.9K | $57.47 | $398K | SEC | |
| Couling John D | SVP, Entertainment | M — Option exercise | 7.7K | $45.50 | $349K | SEC | |
| Couling John D | SVP, Entertainment | S — Open-market sale | 738 | $58.34 | $43K | SEC | |
| Couling John D | SVP, Entertainment | S — Open-market sale | 4.7K | $58.47 | $274K | SEC | |
| Rollins Emily | Insider | S — Open-market sale | 1.0K | $60.08 | $60K | SEC |
All transactions sourced from SEC EDGAR Form 4 filings for Dolby Laboratories, Inc. (DLB). Updated in real time as new filings are submitted to the SEC.
| Insider | Form 4 filings | Total transaction value |
|---|---|---|
| Couling John D | 12 | $2.60M |
| Park Robert J | 2 | $277K |
| Revankar Shriram | 2 | $399K |
| Pendleton Todd | 1 | $648K |
Form 144 must be filed before insiders sell restricted or control stock above SEC thresholds. A cluster of Form 144 notices often precedes a wave of insider distribution.
SEC Form 4 transactions are reported with a one-letter code indicating the type of transaction. Common codes you'll see in DLB insider filings:
| P | Open-market purchase by the insider |
|---|---|
| S | Open-market sale by the insider |
| A | Grant, award, or other acquisition from the issuer |
| M | Exercise or conversion of derivative security (e.g. options) |
| F | Payment of exercise price or tax liability via share withholding |
| G | Bona-fide gift of securities |
| D | Disposition to the issuer (e.g. share buyback participation) |
| J | Other acquisition or disposition |
| X | Exercise of in-the-money or at-the-money derivative security |
| C | Conversion of derivative security |
| V | Transaction voluntarily reported earlier than required |
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