William N Jasper JR
CIK 1250877 · View on SEC EDGAR ↗
First SEC filing: March 8, 2005 · Latest: March 8, 2005
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Insider transactions
Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| Feb. 2, 2021 | DLB | S | 3,627 | $90.33 | $327,627 | 7,000 Indirect | -34.13% | Disposed | -28.7% (price as of 2026-08-21) |
| Feb. 4, 2020 | DLB | S | 3,996 | $70.48 | $281,638 | 7,000 Indirect | -36.34% | Disposed | -8.6% (price as of 2026-08-21) |
| Feb. 5, 2019 | DLB | S | 3,920 | $65.00 | $254,800 | 7,000 Indirect | -35.90% | Disposed | -0.9% (price as of 2026-08-21) |
| Feb. 6, 2018 | DLB | S | 100 | $62.79 | $6,279 | 7,000 Indirect | -1.41% | Disposed | 2.6% (price as of 2026-08-21) |
| Feb. 6, 2018 | DLB | S | 4,700 | $62.21 | $292,387 | 7,100 Indirect | -39.83% | Disposed | 3.6% (price as of 2026-08-21) |
| Feb. 6, 2018 | DLB | S | 433 | $60.86 | $26,352 | 11,800 Indirect | -3.54% | Disposed | 5.9% (price as of 2026-08-21) |
| Jan. 31, 2018 | DLB | S | 3,527 | $65.07 | $229,502 | 5,233 Direct | -40.26% | Disposed | -1.0% (price as of 2026-08-21) |
| Jan. 30, 2018 | DLB | S | 20,000 | $64.80 | $1,296,000 | 5,233 Direct | -79.26% | Disposed | -0.6% (price as of 2026-08-21) |
| Jan. 29, 2018 | DLB | S | 20,000 | $66.72 | $1,334,400 | 5,233 Direct | -79.26% | Disposed | -3.4% (price as of 2026-08-21) |
| Jan. 23, 2018 | DLB | S | 100 | $65.00 | $6,500 | 5,233 Direct | -1.88% | Disposed | -0.9% (price as of 2026-08-21) |
| Jan. 23, 2018 | DLB | S | 19,900 | $64.52 | $1,283,948 | 5,333 Direct | -78.86% | Disposed | -0.1% (price as of 2026-08-21) |
| Jan. 22, 2018 | DLB | S | 20,000 | $63.72 | $1,274,400 | 5,233 Direct | -79.26% | Disposed | 1.1% (price as of 2026-08-21) |
| Oct. 18, 2017 | DLB | S | 8,000 | $60.00 | $480,000 | 7,000 Indirect | -53.33% | Disposed | 7.4% (price as of 2026-08-21) |
| Feb. 3, 2017 | DLB | S | 7,575 | $47.99 | $363,524 | 15,000 Indirect | -33.55% | Disposed | 34.3% (price as of 2026-08-21) |
| Feb. 2, 2016 | DLB | S | 7,759 | $35.49 | $275,367 | 25,000 Indirect | -23.69% | Disposed | 81.5% (price as of 2026-08-21) |
| Feb. 10, 2015 | DLB | S | 7,411 | $38.61 | $286,139 | 25,000 Indirect | -22.87% | Disposed | 66.9% (price as of 2026-08-21) |
| Feb. 11, 2014 | DLB | S | 9,310 | $41.31 | $384,596 | 25,000 Indirect | -27.13% | Disposed | 56.0% (price as of 2026-08-21) |
| Feb. 11, 2013 | DLB | S | 3,334 | $31.68 | $105,621 | 25,000 Indirect | -11.77% | Disposed | 103.4% (price as of 2026-08-21) |
| Feb. 7, 2013 | DLB | S | 7,900 | $31.80 | $251,220 | 37,644 Direct | -17.35% | Disposed | 102.6% (price as of 2026-08-21) |
| May 8, 2012 | DLB | S | 8,140 | $44.22 | $359,951 | 36,234 Direct | -18.34% | Disposed | 45.7% (price as of 2026-08-21) |
| Dec. 7, 2010 | DLB | S | 20,000 | $67.17 | $1,343,400 | 32,744 Direct | -37.92% | Disposed | -4.1% (price as of 2026-08-21) |
| Dec. 6, 2010 | DLB | S | 20,000 | $65.78 | $1,315,600 | 32,744 Direct | -37.92% | Disposed | -2.1% (price as of 2026-08-21) |
| Dec. 3, 2010 | DLB | S | 20,000 | $65.19 | $1,303,800 | 32,744 Direct | -37.92% | Disposed | -1.2% (price as of 2026-08-21) |
| Dec. 2, 2010 | DLB | S | 20,000 | $65.39 | $1,307,800 | 32,744 Direct | -37.92% | Disposed | -1.5% (price as of 2026-08-21) |
| Dec. 1, 2010 | DLB | S | 200 | $64.97 | $12,994 | 32,744 Direct | -0.61% | Disposed | -0.8% (price as of 2026-08-21) |
| Dec. 1, 2010 | DLB | S | 19,800 | $64.75 | $1,282,050 | 32,944 Direct | -37.54% | Disposed | -0.5% (price as of 2026-08-21) |
| Nov. 30, 2010 | DLB | S | 20,000 | $62.76 | $1,255,200 | 32,744 Direct | -37.92% | Disposed | 2.7% (price as of 2026-08-21) |
| Nov. 29, 2010 | DLB | S | 2,722 | $64.32 | $175,079 | 32,744 Direct | -7.67% | Disposed | 0.2% (price as of 2026-08-21) |
| Nov. 29, 2010 | DLB | S | 17,278 | $63.52 | $1,097,499 | 35,466 Direct | -32.76% | Disposed | 1.4% (price as of 2026-08-21) |
| Nov. 26, 2010 | DLB | S | 20,000 | $65.30 | $1,306,000 | 32,744 Direct | -37.92% | Disposed | -1.3% (price as of 2026-08-21) |
| Nov. 24, 2010 | DLB | S | 3,005 | $65.79 | $197,699 | 32,744 Direct | -8.41% | Disposed | -2.1% (price as of 2026-08-21) |
| Nov. 24, 2010 | DLB | S | 16,995 | $67.43 | $1,145,973 | 35,749 Direct | -32.22% | Disposed | -4.4% (price as of 2026-08-21) |
| Nov. 23, 2010 | DLB | S | 800 | $64.88 | $51,904 | 32,744 Direct | -2.38% | Disposed | -0.7% (price as of 2026-08-21) |
| Nov. 23, 2010 | DLB | S | 19,200 | $64.16 | $1,231,872 | 33,544 Direct | -36.40% | Disposed | 0.4% (price as of 2026-08-21) |
| Nov. 22, 2010 | DLB | S | 20,000 | $64.91 | $1,298,200 | 32,744 Direct | -37.92% | Disposed | -0.7% (price as of 2026-08-21) |
| Nov. 19, 2010 | DLB | S | 10,597 | $64.98 | $688,593 | 32,744 Direct | -24.45% | Disposed | -0.8% (price as of 2026-08-21) |
| Nov. 19, 2010 | DLB | S | 9,403 | $64.53 | $606,776 | 43,341 Direct | -17.83% | Disposed | -0.2% (price as of 2026-08-21) |
Showing latest 100 of 2735 transactions
P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding
Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.
Derivative holdings (Form 4 Table II)
Options, RSUs and convertible securities reported on Form 4 Table II.
| Date | Ticker | Security | Underlying | Exercise price | Expiration | Shares | A/D |
|---|---|---|---|---|---|---|---|
| Jan. 15, 2020 | DLB | Class B Common Stock | Class A Common Stock (5,000) | — | — | 5,000 | Disposed |
| Jan. 31, 2018 | DLB | Employee Stock Option (right to buy) | Class A Common Stock (3,527) | $43.24 | Feb. 5, 2018 | 3,527 | Disposed |
| Jan. 30, 2018 | DLB | Employee Stock Option (right to buy) | Class A Common Stock (20,000) | $43.24 | Feb. 5, 2018 | 20,000 | Disposed |
| Jan. 29, 2018 | DLB | Employee Stock Option (right to buy) | Class A Common Stock (20,000) | $43.24 | Feb. 5, 2018 | 20,000 | Disposed |
| Jan. 23, 2018 | DLB | Employee Stock Option (right to buy) | Class A Common Stock (20,000) | $43.24 | Feb. 5, 2018 | 20,000 | Disposed |
| Jan. 22, 2018 | DLB | Employee Stock Option (right to buy) | Class A Common Stock (20,000) | $43.24 | Feb. 5, 2018 | 20,000 | Disposed |
| Dec. 7, 2010 | DLB | Employee Stock Option (Right to Buy) | Class A Common Stock (20,000) | $28.13 | Nov. 14, 2016 | 20,000 | Disposed |
| Dec. 6, 2010 | DLB | Employee Stock Option (Right to Buy) | Class A Common Stock (20,000) | $28.13 | Nov. 14, 2016 | 20,000 | Disposed |
| Dec. 3, 2010 | DLB | Employee Stock Option (Right to Buy) | Class A Common Stock (20,000) | $28.13 | Nov. 14, 2016 | 20,000 | Disposed |
| Dec. 2, 2010 | DLB | Employee Stock Option (Right to Buy) | Class A Common Stock (20,000) | $28.13 | Nov. 14, 2016 | 20,000 | Disposed |
| Dec. 1, 2010 | DLB | Employee Stock Option (Right to Buy) | Class A Common Stock (20,000) | $28.13 | Nov. 14, 2016 | 20,000 | Disposed |
| Nov. 30, 2010 | DLB | Employee Stock Option (Right to Buy) | Class A Common Stock (20,000) | $28.13 | Nov. 14, 2016 | 20,000 | Disposed |
| Nov. 29, 2010 | DLB | Class B Common Stock | lass A Common Stock (20,000) | $0.00 | — | 20,000 | Disposed |
| Nov. 29, 2010 | DLB | Class B Common Stock | Class A Common Stock (20,000) | $0.00 | — | 20,000 | Acquired |
| Nov. 29, 2010 | DLB | Employee Stock Option (Right to Buy) | Class B Common Stock (20,000) | $2.08 | April 21, 2014 | 20,000 | Disposed |
| Nov. 26, 2010 | DLB | Class B Common Stock | lass A Common Stock (20,000) | — | — | 20,000 | Disposed |
| Nov. 26, 2010 | DLB | Class B Common Stock | Class A Common Stock (20,000) | — | — | 20,000 | Acquired |
| Nov. 26, 2010 | DLB | Employee Stock Option (Right to Buy) | Class B Common Stock (20,000) | $2.08 | April 21, 2014 | 20,000 | Disposed |
| Nov. 24, 2010 | DLB | Class B Common Stock | lass A Common Stock (20,000) | — | — | 20,000 | Disposed |
| Nov. 24, 2010 | DLB | Class B Common Stock | Class A Common Stock (20,000) | — | — | 20,000 | Acquired |
| Nov. 24, 2010 | DLB | Employee Stock Option (Right to Buy) | Class B Common Stock (20,000) | $2.08 | April 21, 2014 | 20,000 | Disposed |
| Nov. 23, 2010 | DLB | Class B Common Stock | lass A Common Stock (20,000) | — | — | 20,000 | Disposed |
| Nov. 23, 2010 | DLB | Class B Common Stock | Class A Common Stock (20,000) | — | — | 20,000 | Acquired |
| Nov. 23, 2010 | DLB | Employee Stock Option (Right to Buy) | Class B Common Stock (20,000) | $2.08 | April 21, 2014 | 20,000 | Disposed |
| Nov. 22, 2010 | DLB | Class B Common Stock | lass A Common Stock (20,000) | — | — | 20,000 | Disposed |
| Nov. 22, 2010 | DLB | Class B Common Stock | Class A Common Stock (20,000) | — | — | 20,000 | Acquired |
| Nov. 22, 2010 | DLB | Employee Stock Option (Right to Buy) | Class B Common Stock (20,000) | $2.08 | April 21, 2014 | 20,000 | Disposed |
| Nov. 19, 2010 | DLB | Class B Common Stock | lass A Common Stock (20,000) | — | — | 20,000 | Disposed |
| Nov. 19, 2010 | DLB | Class B Common Stock | Class A Common Stock (20,000) | — | — | 20,000 | Acquired |
| Nov. 19, 2010 | DLB | Employee Stock Option (Right to Buy) | Class B Common Stock (20,000) | $2.08 | April 21, 2014 | 20,000 | Disposed |
| Nov. 18, 2010 | DLB | Class B Common Stock | lass A Common Stock (20,000) | — | — | 20,000 | Disposed |
| Nov. 18, 2010 | DLB | Class B Common Stock | Class A Common Stock (20,000) | — | — | 20,000 | Acquired |
| Nov. 18, 2010 | DLB | Employee Stock Option (Right to Buy) | Class B Common Stock (20,000) | $2.08 | April 21, 2014 | 20,000 | Disposed |
| Nov. 17, 2010 | DLB | Class B Common Stock | lass A Common Stock (20,000) | — | — | 20,000 | Disposed |
| Nov. 17, 2010 | DLB | Class B Common Stock | Class A Common Stock (20,000) | — | — | 20,000 | Acquired |
| Nov. 17, 2010 | DLB | Employee Stock Option (Right to Buy) | Class B Common Stock (20,000) | $2.08 | April 21, 2014 | 20,000 | Disposed |
| Nov. 16, 2010 | DLB | Class B Common Stock | lass A Common Stock (20,000) | — | — | 20,000 | Disposed |
| Nov. 16, 2010 | DLB | Class B Common Stock | Class A Common Stock (20,000) | — | — | 20,000 | Acquired |
| Nov. 16, 2010 | DLB | Employee Stock Option (Right to Buy) | Class B Common Stock (20,000) | $2.08 | April 21, 2014 | 20,000 | Disposed |
| Nov. 15, 2010 | DLB | Class B Common Stock | lass A Common Stock (20,000) | — | — | 20,000 | Disposed |
| Nov. 15, 2010 | DLB | Class B Common Stock | Class A Common Stock (20,000) | — | — | 20,000 | Acquired |
| Nov. 15, 2010 | DLB | Employee Stock Option (Right to Buy) | Class B Common Stock (20,000) | $2.08 | April 21, 2014 | 20,000 | Disposed |
| Nov. 12, 2010 | DLB | Class B Common Stock | Class A Common Stock (20,000) | — | — | 20,000 | Disposed |
| Nov. 11, 2010 | DLB | Class B Common Stock | Class A Common Stock (20,000) | — | — | 20,000 | Disposed |
| Nov. 10, 2010 | DLB | Class B Common Stock | Class A Common Stock (20,000) | — | — | 20,000 | Disposed |
| Nov. 9, 2010 | DLB | Class B Common Stock | Class A Common Stock (10,000) | — | — | 10,000 | Disposed |
| Nov. 9, 2010 | DLB | Employee Stock Option (Right to Buy) | Class A Common Stock (5,000) | $28.13 | Nov. 14, 2016 | 5,000 | Disposed |
| May 21, 2010 | DLB | Employee Stock Option (Right to Buy) | Class A Common Stock (18,000) | $19.20 | June 16, 2015 | 18,000 | Disposed |
| May 20, 2010 | DLB | Class B Common Stock | Class A Common Stock (10,000) | — | — | 10,000 | Disposed |
| May 20, 2010 | DLB | Class B Common Stock | Class A Common Stock (10,000) | — | — | 10,000 | Acquired |
| May 20, 2010 | DLB | Employee Stock Option (Right to Buy) | Class B Common Stock (10,000) | $2.08 | April 21, 2014 | 10,000 | Disposed |
| May 19, 2010 | DLB | Class B Common Stock | Class A Common Stock (20,000) | — | — | 20,000 | Disposed |
| May 19, 2010 | DLB | Class B Common Stock | Class A Common Stock (20,000) | — | — | 20,000 | Acquired |
| May 19, 2010 | DLB | Employee Stock Option (Right to Buy) | Class B Common Stock (20,000) | $2.08 | April 21, 2014 | 20,000 | Disposed |
| May 18, 2010 | DLB | Class B Common Stock | Class A Common Stock (20,000) | — | — | 20,000 | Disposed |
| May 18, 2010 | DLB | Class B Common Stock | Class A Common Stock (20,000) | — | — | 20,000 | Acquired |
| May 18, 2010 | DLB | Employee Stock Option (Right to Buy) | Class B Common Stock (20,000) | $2.08 | April 21, 2014 | 20,000 | Disposed |
| May 17, 2010 | DLB | Employee Stock Option (Right to Buy) | Class B Common Stock (20,000) | $2.08 | April 21, 2014 | 20,000 | Disposed |
| May 17, 2010 | DLB | Class B Common Stock | Class A Common Stock (20,000) | — | — | 20,000 | Acquired |
| May 17, 2010 | DLB | Class B Common Stock | Class A Common Stock (20,000) | — | — | 20,000 | Disposed |
| May 14, 2010 | DLB | Class B Common Stock | Class A Common Stock (20,000) | — | — | 20,000 | Disposed |
| May 14, 2010 | DLB | Class B Common Stock | Class A Common Stock (20,000) | — | — | 20,000 | Acquired |
| May 14, 2010 | DLB | Employee Stock Option (Right to Buy) | Class B Common Stock (20,000) | $2.08 | April 21, 2014 | 20,000 | Disposed |
| May 13, 2010 | DLB | Class B Common Stock | Class A Common Stock (18,076) | — | — | 18,076 | Disposed |
| May 13, 2010 | DLB | Class B Common Stock | Class A Common Stock (18,076) | — | — | 18,076 | Acquired |
| May 13, 2010 | DLB | Employee Stock Option (Right to Buy) | Class B Common Stock (18,076) | $2.08 | April 21, 2014 | 18,076 | Disposed |
| May 12, 2010 | DLB | Class B Common Stock | Class A Common Stock (20,000) | — | — | 20,000 | Disposed |
| May 12, 2010 | DLB | Class B Common Stock | Class A Common Stock (20,000) | — | — | 20,000 | Acquired |
| May 12, 2010 | DLB | Employee Stock Option (Right to Buy) | Class B Common Stock (20,000) | $2.08 | April 21, 2014 | 20,000 | Disposed |
| May 11, 2010 | DLB | Class B Common Stock | Class A Common Stock (20,000) | — | — | 20,000 | Disposed |
| May 11, 2010 | DLB | Class B Common Stock | Class A Common Stock (20,000) | — | — | 20,000 | Acquired |
| May 11, 2010 | DLB | Employee Stock Option (Right to Buy) | Class B Common Stock (20,000) | $2.08 | April 21, 2014 | 20,000 | Disposed |
| Feb. 26, 2010 | DLB | Class B Common Stock | Class A Common Stock (10,000) | — | — | 10,000 | Disposed |
| Feb. 25, 2010 | DLB | Class B Common Stock | Class A Common Stock (20,000) | — | — | 20,000 | Disposed |
| Feb. 24, 2010 | DLB | Class B Common Stock | Class A Common Stock (20,000) | — | — | 20,000 | Disposed |
| Oct. 21, 2009 | DLB | Class B Common Stock | Class A Common Stock (6,708) | — | — | 6,708 | Disposed |
| Oct. 21, 2009 | DLB | Class B Common Stock | Class A Common Stock (6,708) | — | — | 6,708 | Acquired |
| Oct. 21, 2009 | DLB | Employee Stock Option (Right to Buy) | Class B Common Stock (6,708) | $2.08 | April 21, 2014 | 6,708 | Disposed |
| Oct. 20, 2009 | DLB | Class B Common Stock | Class A Common Stock (20,000) | — | — | 20,000 | Disposed |
| Oct. 20, 2009 | DLB | Class B Common Stock | Class A Common Stock (20,000) | — | — | 20,000 | Acquired |
| Oct. 20, 2009 | DLB | Employee Stock Option (Right to Buy) | Class B Common Stock (20,000) | $2.08 | April 21, 2014 | 20,000 | Disposed |
| Oct. 14, 2009 | DLB | Class B Common Stock | Class A Common Stock (20,000) | — | — | 20,000 | Disposed |
| Oct. 14, 2009 | DLB | Class B Common Stock | Class A Common Stock (20,000) | — | — | 20,000 | Acquired |
| Oct. 14, 2009 | DLB | Employee Stock Option (Right to Buy) | Class B Common Stock (20,000) | $2.08 | April 21, 2014 | 20,000 | Disposed |
| Oct. 13, 2009 | DLB | Class B Common Stock | Class A Common Stock (10,000) | — | — | 10,000 | Disposed |
| Oct. 7, 2009 | DLB | Class B Common Stock | Class A Common Stock (20,000) | — | — | 20,000 | Disposed |
| Oct. 6, 2009 | DLB | Class B Common Stock | Class A Common Stock (20,000) | — | — | 20,000 | Disposed |
| Oct. 15, 2008 | DLB | Employee Stock Option (Right to Buy) | Class A Common Stock (14,000) | $19.20 | June 15, 2015 | 14,000 | Disposed |
| Oct. 14, 2008 | DLB | Employee Stock Option (Right to Buy) | Class A Common Stock (20,000) | $19.20 | June 15, 2015 | 20,000 | Disposed |
| Sept. 4, 2008 | DLB | Employee Stock Option (Right to Buy) | Class A Common Stock (20,000) | $19.20 | June 15, 2015 | 20,000 | Disposed |
| Sept. 3, 2008 | DLB | Class B Common Stock | Class A Common Stock (20,000) | — | — | 20,000 | Disposed |
| Aug. 13, 2008 | DLB | Class B Common Stock | Class A Common Stock (20,000) | — | — | 20,000 | Disposed |
| Aug. 12, 2008 | DLB | Class B Common Stock | Class A Common Stock (20,000) | — | — | 20,000 | Disposed |
| July 9, 2008 | DLB | Class B Common Stock | Class A Common Stock (20,000) | — | — | 20,000 | Disposed |
| July 8, 2008 | DLB | Class B Common Stock | Class A Common Stock (20,000) | — | — | 20,000 | Disposed |
| June 4, 2008 | DLB | Class B Common Stock | Class A Common Stock (20,000) | — | — | 20,000 | Disposed |
| June 3, 2008 | DLB | Class B Common Stock | Class A Common Stock (20,000) | — | — | 20,000 | Disposed |
| May 7, 2008 | DLB | Class B Common Stock | Class A Common Stock (20,000) | — | — | 20,000 | Disposed |
| May 6, 2008 | DLB | Class B Common Stock | Class A Common Stock (20,000) | — | — | 20,000 | Disposed |
| April 2, 2008 | DLB | Class B Common Stock | Class A Common Stock (17,190) | — | — | 17,190 | Disposed |
Showing latest 100 of 351 transactions
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 10 holdings
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| March 8, 2005 | DLB | Employee Stock Option (right to buy)→ Class B Common Stock [F4] (187,500) | 187,500 | Direct |
| March 8, 2005 | DLB | Employee Stock Option (right to buy)→ Class B Common Stock [F4] (900,000) | 900,000 | Direct |
| March 8, 2005 | DLB | Class B Common Stock→ Class A Common Stock (387,500) | 387,500 | Direct |
| March 8, 2005 | DLB | Class B Common Stock→ Class A Common Stock (300,000) | 300,000 | Indirect |
| March 8, 2005 | DLB | Class B Common Stock→ Class A Common Stock (125,000) | 125,000 | Indirect |
| Feb. 15, 2005 | DLB | Employee Stock Option (right to buy)→ Class B Common Stock [F3] (187,500) | 187,500 | Direct |
| Feb. 15, 2005 | DLB | Employee Stock Option (right to buy)→ Class B Common Stock [F3] (900,000) | 900,000 | Direct |
| Feb. 15, 2005 | DLB | Class B Common Stock→ Class A Common Stock (387,500) | 387,500 | Direct |
| Feb. 15, 2005 | DLB | Class B Common Stock→ Class A Common Stock (300,000) | 300,000 | Indirect |
| Feb. 15, 2005 | DLB | Class B Common Stock→ Class A Common Stock (125,000) | 125,000 | Indirect |