Timothy A Partridge
CIK 1315520 · 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 |
|---|---|---|---|---|---|---|---|---|---|
| Sept. 15, 2008 | DLB | S | 500 | $41.01 | $20,505 | 6,000 Direct | -7.69% | Disposed | 54.1% (price as of 2026-08-20) |
| Sept. 15, 2008 | DLB | S | 100 | $40.96 | $4,096 | 6,500 Direct | -1.52% | Disposed | 54.3% (price as of 2026-08-20) |
| Sept. 15, 2008 | DLB | S | 300 | $40.95 | $12,285 | 6,600 Direct | -4.35% | Disposed | 54.4% (price as of 2026-08-20) |
| Sept. 15, 2008 | DLB | S | 200 | $40.91 | $8,182 | 6,900 Direct | -2.82% | Disposed | 54.5% (price as of 2026-08-20) |
| Sept. 15, 2008 | DLB | S | 400 | $40.90 | $16,360 | 7,100 Direct | -5.33% | Disposed | 54.6% (price as of 2026-08-20) |
| Sept. 15, 2008 | DLB | S | 200 | $40.83 | $8,166 | 7,500 Direct | -2.60% | Disposed | 54.8% (price as of 2026-08-20) |
| Sept. 15, 2008 | DLB | S | 600 | $40.81 | $24,486 | 7,700 Direct | -7.23% | Disposed | 54.9% (price as of 2026-08-20) |
| Sept. 15, 2008 | DLB | S | 200 | $40.81 | $8,162 | 8,300 Direct | -2.35% | Disposed | 54.9% (price as of 2026-08-20) |
| Sept. 15, 2008 | DLB | S | 400 | $40.78 | $16,312 | 8,500 Direct | -4.49% | Disposed | 55.0% (price as of 2026-08-20) |
| Sept. 15, 2008 | DLB | S | 100 | $40.77 | $4,077 | 8,900 Direct | -1.11% | Disposed | 55.1% (price as of 2026-08-20) |
| Sept. 15, 2008 | DLB | S | 5,500 | $40.00 | $220,000 | 9,000 Direct | -37.93% | Disposed | 58.0% (price as of 2026-08-20) |
| Sept. 15, 2008 | DLB | S | 100 | $40.81 | $4,081 | 14,500 Direct | -0.68% | Disposed | 54.9% (price as of 2026-08-20) |
| Sept. 15, 2008 | DLB | S | 100 | $40.80 | $4,080 | 14,600 Direct | -0.68% | Disposed | 54.9% (price as of 2026-08-20) |
| Sept. 15, 2008 | DLB | S | 300 | $40.77 | $12,231 | 14,700 Direct | -2.00% | Disposed | 55.1% (price as of 2026-08-20) |
| Sept. 15, 2008 | DLB | S | 400 | $40.74 | $16,296 | 15,000 Direct | -2.60% | Disposed | 55.2% (price as of 2026-08-20) |
| Sept. 15, 2008 | DLB | S | 100 | $40.72 | $4,072 | 15,400 Direct | -0.65% | Disposed | 55.2% (price as of 2026-08-20) |
| Sept. 15, 2008 | DLB | S | 300 | $40.72 | $12,216 | 15,500 Direct | -1.90% | Disposed | 55.2% (price as of 2026-08-20) |
| Sept. 15, 2008 | DLB | S | 200 | $40.71 | $8,142 | 15,800 Direct | -1.25% | Disposed | 55.3% (price as of 2026-08-20) |
| Aug. 15, 2008 | DLB | S | 1,000 | $41.83 | $41,830 | 6,000 Direct | -14.29% | Disposed | 51.1% (price as of 2026-08-20) |
| Aug. 15, 2008 | DLB | S | 1,000 | $42.40 | $42,400 | 7,000 Direct | -12.50% | Disposed | 49.1% (price as of 2026-08-20) |
| Aug. 15, 2008 | DLB | S | 100 | $42.39 | $4,239 | 8,000 Direct | -1.23% | Disposed | 49.1% (price as of 2026-08-20) |
| Aug. 15, 2008 | DLB | S | 900 | $42.39 | $38,151 | 8,100 Direct | -10.00% | Disposed | 49.1% (price as of 2026-08-20) |
| Aug. 15, 2008 | DLB | S | 300 | $42.35 | $12,705 | 9,000 Direct | -3.23% | Disposed | 49.3% (price as of 2026-08-20) |
| Aug. 15, 2008 | DLB | S | 700 | $42.35 | $29,645 | 9,300 Direct | -7.00% | Disposed | 49.3% (price as of 2026-08-20) |
| Aug. 15, 2008 | DLB | S | 1,000 | $42.25 | $42,250 | 10,000 Direct | -9.09% | Disposed | 49.6% (price as of 2026-08-20) |
| Aug. 15, 2008 | DLB | S | 1,000 | $42.20 | $42,200 | 11,000 Direct | -8.33% | Disposed | 49.8% (price as of 2026-08-20) |
| Aug. 15, 2008 | DLB | S | 500 | $42.15 | $21,075 | 12,000 Direct | -4.00% | Disposed | 50.0% (price as of 2026-08-20) |
| Aug. 15, 2008 | DLB | S | 500 | $42.15 | $21,075 | 12,500 Direct | -3.85% | Disposed | 50.0% (price as of 2026-08-20) |
| Aug. 15, 2008 | DLB | S | 1,000 | $42.13 | $42,130 | 13,000 Direct | -7.14% | Disposed | 50.0% (price as of 2026-08-20) |
| Aug. 15, 2008 | DLB | S | 100 | $42.03 | $4,203 | 14,000 Direct | -0.71% | Disposed | 50.4% (price as of 2026-08-20) |
| Aug. 15, 2008 | DLB | S | 400 | $42.03 | $16,812 | 14,100 Direct | -2.76% | Disposed | 50.4% (price as of 2026-08-20) |
| Aug. 15, 2008 | DLB | S | 200 | $42.02 | $8,404 | 14,500 Direct | -1.36% | Disposed | 50.4% (price as of 2026-08-20) |
| Aug. 15, 2008 | DLB | S | 1,300 | $42.00 | $54,600 | 14,700 Direct | -8.12% | Disposed | 50.5% (price as of 2026-08-20) |
| July 18, 2008 | DLB | S | 10,000 | $40.00 | $400,000 | 6,000 Direct | -62.50% | Disposed | 58.0% (price as of 2026-08-20) |
| June 16, 2008 | DLB | S | 100 | $45.21 | $4,521 | 13,400 Direct | -0.74% | Disposed | 39.8% (price as of 2026-08-20) |
| June 16, 2008 | DLB | S | 120 | $45.11 | $5,413 | 13,500 Direct | -0.88% | Disposed | 40.1% (price as of 2026-08-20) |
| June 16, 2008 | DLB | S | 200 | $45.09 | $9,018 | 13,620 Direct | -1.45% | Disposed | 40.2% (price as of 2026-08-20) |
| June 16, 2008 | DLB | S | 200 | $45.08 | $9,016 | 13,820 Direct | -1.43% | Disposed | 40.2% (price as of 2026-08-20) |
| June 16, 2008 | DLB | S | 280 | $45.07 | $12,620 | 14,020 Direct | -1.96% | Disposed | 40.3% (price as of 2026-08-20) |
| June 16, 2008 | DLB | S | 100 | $45.05 | $4,505 | 14,300 Direct | -0.69% | Disposed | 40.3% (price as of 2026-08-20) |
| June 16, 2008 | DLB | S | 200 | $45.04 | $9,008 | 14,400 Direct | -1.37% | Disposed | 40.4% (price as of 2026-08-20) |
| June 16, 2008 | DLB | S | 100 | $45.03 | $4,503 | 14,600 Direct | -0.68% | Disposed | 40.4% (price as of 2026-08-20) |
| June 16, 2008 | DLB | S | 200 | $45.01 | $9,002 | 14,700 Direct | -1.34% | Disposed | 40.4% (price as of 2026-08-20) |
| June 16, 2008 | DLB | S | 100 | $45.01 | $4,501 | 14,900 Direct | -0.67% | Disposed | 40.4% (price as of 2026-08-20) |
| June 16, 2008 | DLB | S | 695 | $44.76 | $31,108 | 15,000 Direct | -4.43% | Disposed | 41.2% (price as of 2026-08-20) |
| June 16, 2008 | DLB | S | 300 | $44.74 | $13,422 | 15,695 Direct | -1.88% | Disposed | 41.3% (price as of 2026-08-20) |
| June 16, 2008 | DLB | S | 100 | $44.72 | $4,472 | 15,995 Direct | -0.62% | Disposed | 41.4% (price as of 2026-08-20) |
| June 16, 2008 | DLB | S | 100 | $44.70 | $4,470 | 16,095 Direct | -0.62% | Disposed | 41.4% (price as of 2026-08-20) |
| June 16, 2008 | DLB | S | 200 | $44.66 | $8,932 | 16,195 Direct | -1.22% | Disposed | 41.5% (price as of 2026-08-20) |
| June 16, 2008 | DLB | S | 499 | $44.62 | $22,265 | 16,395 Direct | -2.95% | Disposed | 41.7% (price as of 2026-08-20) |
| June 16, 2008 | DLB | S | 106 | $44.60 | $4,728 | 16,894 Direct | -0.62% | Disposed | 41.7% (price as of 2026-08-20) |
| June 16, 2008 | DLB | S | 500 | $46.49 | $23,245 | 17,000 Direct | -2.86% | Disposed | 36.0% (price as of 2026-08-20) |
| June 16, 2008 | DLB | S | 300 | $46.42 | $13,926 | 17,500 Direct | -1.69% | Disposed | 36.2% (price as of 2026-08-20) |
| June 16, 2008 | DLB | S | 100 | $46.40 | $4,640 | 17,800 Direct | -0.56% | Disposed | 36.2% (price as of 2026-08-20) |
| June 16, 2008 | DLB | S | 100 | $46.40 | $4,640 | 17,900 Direct | -0.56% | Disposed | 36.2% (price as of 2026-08-20) |
| June 16, 2008 | DLB | S | 100 | $46.29 | $4,629 | 18,000 Direct | -0.55% | Disposed | 36.6% (price as of 2026-08-20) |
| June 16, 2008 | DLB | S | 400 | $46.28 | $18,512 | 18,100 Direct | -2.16% | Disposed | 36.6% (price as of 2026-08-20) |
| June 16, 2008 | DLB | S | 700 | $46.26 | $32,382 | 18,500 Direct | -3.65% | Disposed | 36.7% (price as of 2026-08-20) |
| June 16, 2008 | DLB | S | 1,800 | $46.25 | $83,250 | 19,200 Direct | -8.57% | Disposed | 36.7% (price as of 2026-08-20) |
| June 16, 2008 | DLB | S | 300 | $46.24 | $13,872 | 21,000 Direct | -1.41% | Disposed | 36.7% (price as of 2026-08-20) |
| June 16, 2008 | DLB | S | 700 | $46.24 | $32,368 | 21,300 Direct | -3.18% | Disposed | 36.7% (price as of 2026-08-20) |
| June 16, 2008 | DLB | S | 2,000 | $45.93 | $91,860 | 22,000 Direct | -8.33% | Disposed | 37.6% (price as of 2026-08-20) |
| June 16, 2008 | DLB | S | 2,000 | $45.92 | $91,840 | 24,000 Direct | -7.69% | Disposed | 37.7% (price as of 2026-08-20) |
| June 16, 2008 | DLB | S | 2,000 | $44.53 | $89,060 | 6,000 Direct | -25.00% | Disposed | 42.0% (price as of 2026-08-20) |
| June 16, 2008 | DLB | S | 1,000 | $46.01 | $46,010 | 8,000 Direct | -11.11% | Disposed | 37.4% (price as of 2026-08-20) |
| June 16, 2008 | DLB | S | 1,000 | $46.00 | $46,000 | 9,000 Direct | -10.00% | Disposed | 37.4% (price as of 2026-08-20) |
| June 16, 2008 | DLB | S | 500 | $45.67 | $22,835 | 10,000 Direct | -4.76% | Disposed | 38.4% (price as of 2026-08-20) |
| June 16, 2008 | DLB | S | 900 | $45.65 | $41,085 | 10,500 Direct | -7.89% | Disposed | 38.5% (price as of 2026-08-20) |
| June 16, 2008 | DLB | S | 600 | $45.65 | $27,390 | 11,400 Direct | -5.00% | Disposed | 38.5% (price as of 2026-08-20) |
| June 16, 2008 | DLB | S | 100 | $45.23 | $4,523 | 12,000 Direct | -0.83% | Disposed | 39.8% (price as of 2026-08-20) |
| June 16, 2008 | DLB | S | 500 | $45.22 | $22,610 | 12,100 Direct | -3.97% | Disposed | 39.8% (price as of 2026-08-20) |
| June 16, 2008 | DLB | S | 800 | $45.21 | $36,168 | 12,600 Direct | -5.97% | Disposed | 39.8% (price as of 2026-08-20) |
Showing latest 100 of 564 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 |
|---|---|---|---|---|---|---|---|
| March 3, 2009 | DLB | Class B Common Stock | Class A Common Stock (10,000) | — | — | 10,000 | Disposed |
| March 3, 2009 | DLB | Class B Common Stock | Class A Common Stock (10,000) | — | — | 10,000 | Acquired |
| March 3, 2009 | DLB | Employee Stock Option (Right to Buy) | Class B Common Stock (10,000) | $2.08 | April 21, 2014 | 10,000 | Disposed |
| Sept. 15, 2008 | DLB | Class B Common Stock | Class A Common Stock (10,000) | — | — | 10,000 | Disposed |
| Sept. 15, 2008 | DLB | Class B Common Stock | Class A Common Stock (10,000) | — | — | 10,000 | Acquired |
| Sept. 15, 2008 | DLB | Employee Stock Option (Right to Buy) | Class B Common Stock (10,000) | $2.08 | April 21, 2014 | 10,000 | Disposed |
| Aug. 15, 2008 | DLB | Class B Common Stock | Class A Common Stock (10,000) | — | — | 10,000 | Disposed |
| Aug. 15, 2008 | DLB | Class B Common Stock | Class A Common Stock (10,000) | — | — | 10,000 | Acquired |
| Aug. 15, 2008 | DLB | Employee Stock Option (Right to Buy) | Class B Common Stock (10,000) | $2.08 | April 21, 2014 | 10,000 | Disposed |
| July 18, 2008 | DLB | Class B Common Stock | Class A Common Stock (10,000) | — | — | 10,000 | Disposed |
| July 18, 2008 | DLB | Class B Common Stock | Class A Common Stock (10,000) | — | — | 10,000 | Acquired |
| July 18, 2008 | DLB | Employee Stock Option (Right to Buy) | Class B Common Stock (10,000) | $2.08 | April 21, 2014 | 10,000 | Disposed |
| June 16, 2008 | DLB | Class B Common Stock | Class A Common Stock (20,000) | — | — | 20,000 | Disposed |
| June 16, 2008 | DLB | Class B Common Stock | Class A Common Stock (10,000) | — | — | 10,000 | Acquired |
| June 16, 2008 | DLB | Class B Common Stock | Class A Common Stock (10,000) | — | — | 10,000 | Acquired |
| June 16, 2008 | DLB | Employee Stock Option (Right to Buy) | Class B Common Stock (10,000) | $1.26 | Nov. 19, 2012 | 10,000 | Disposed |
| June 16, 2008 | DLB | Employee Stock Option (Right to Buy) | Class B Common Stock (10,000) | $2.08 | April 21, 2014 | 10,000 | Disposed |
| May 15, 2008 | DLB | Class B Common Stock | Class A Common Stock (20,000) | — | — | 20,000 | Disposed |
| May 15, 2008 | DLB | Class B Common Stock | Class A Common Stock (10,000) | — | — | 10,000 | Acquired |
| May 15, 2008 | DLB | Class B Common Stock | Class A Common Stock (10,000) | — | — | 10,000 | Acquired |
| May 15, 2008 | DLB | Employee Stock Option (Right to Buy) | Class B Common Stock (10,000) | $1.26 | Nov. 19, 2012 | 10,000 | Disposed |
| May 15, 2008 | DLB | Employee Stock Option (Right to Buy) | Class B Common Stock (10,000) | $2.08 | April 21, 2014 | 10,000 | Disposed |
| April 25, 2008 | DLB | Class B Common Stock | Class A Common Stock (10,000) | — | — | 10,000 | Disposed |
| April 25, 2008 | DLB | Class B Common Stock | Class A Common Stock (10,000) | — | — | 10,000 | Acquired |
| April 25, 2008 | DLB | Employee Stock Option (Right to Buy) | Class B Common Stock (10,000) | $2.08 | April 21, 2014 | 10,000 | Disposed |
| April 16, 2008 | DLB | Class B Common Stock | Class A Common Stock (10,000) | — | — | 10,000 | Disposed |
| April 16, 2008 | DLB | Class B Common Stock | Class A Common Stock (10,000) | — | — | 10,000 | Acquired |
| April 16, 2008 | DLB | Employee Stock Option (Right to Buy) | Class B Common Stock (10,000) | $1.26 | Nov. 19, 2012 | 10,000 | Disposed |
| March 17, 2008 | DLB | Class B Common Stock | Class A Common Stock (20,000) | — | — | 20,000 | Disposed |
| March 17, 2008 | DLB | Class B Common Stock | Class A Common Stock (10,000) | — | — | 10,000 | Acquired |
| March 17, 2008 | DLB | Class B Common Stock | Class A Common Stock (10,000) | — | — | 10,000 | Acquired |
| March 17, 2008 | DLB | Employee Stock Option (Right to Buy) | Class B Common Stock (10,000) | $1.26 | Nov. 19, 2012 | 10,000 | Disposed |
| March 17, 2008 | DLB | Employee Stock Option (Right to Buy) | Class B Common Stock (10,000) | $2.08 | April 21, 2014 | 10,000 | Disposed |
| Feb. 15, 2008 | DLB | Class B Common Stock | Class A Common Stock (20,000) | — | — | 20,000 | Disposed |
| Feb. 15, 2008 | DLB | Class B Common Stock | Class A Common Stock (10,000) | — | — | 10,000 | Acquired |
| Feb. 15, 2008 | DLB | Class B Common Stock | Class A Common Stock (10,000) | — | — | 10,000 | Acquired |
| Feb. 15, 2008 | DLB | Employee Stock Option (Right to Buy) | Class B Common Stock (10,000) | $1.26 | Nov. 19, 2012 | 10,000 | Disposed |
| Feb. 15, 2008 | DLB | Employee Stock Option (Right to Buy) | Class B Common Stock (10,000) | $2.08 | April 21, 2014 | 10,000 | Disposed |
| Feb. 5, 2008 | DLB | Employee Stock Option (Right to Buy) | Class A Common Stock (27,000) | $48.15 | Feb. 5, 2018 | 27,000 | Acquired |
| July 2, 2007 | DLB | Class B Common Stock | Class A Common Stock (1,008) | — | — | 1,008 | Disposed |
| July 2, 2007 | DLB | Class B Common Stock | Class A Common Stock (1,008) | — | — | 1,008 | Acquired |
| July 2, 2007 | DLB | Employee Stock Option (Right to Buy) | Class B Common Stock (1,008) | $2.08 | April 21, 2014 | 1,008 | Disposed |
| June 1, 2007 | DLB | Class B Common Stock | Class A Common Stock (10,000) | — | — | 10,000 | Disposed |
| June 1, 2007 | DLB | Class B Common Stock | Class A Common Stock (10,000) | — | — | 10,000 | Acquired |
| June 1, 2007 | DLB | Employee Stock Option (Right to Buy) | Class B Common Stock (10,000) | $2.08 | April 20, 2014 | 10,000 | Disposed |
| May 1, 2007 | DLB | Class B Common Stock | Class A Common Stock (10,000) | — | — | 10,000 | Disposed |
| May 1, 2007 | DLB | Class B Common Stock | Class A Common Stock (10,000) | — | — | 10,000 | Acquired |
| May 1, 2007 | DLB | Employee Stock Option (Right to Buy) | Class B Common Stock (10,000) | $2.08 | April 20, 2014 | 10,000 | Disposed |
| April 2, 2007 | DLB | Class B Common Stock | Class A Common Stock (10,000) | — | — | 10,000 | Disposed |
| April 2, 2007 | DLB | Class B Common Stock | Class A Common Stock (10,000) | — | — | 10,000 | Acquired |
| April 2, 2007 | DLB | Employee Stock Option (Right to Buy) | Class B Common Stock (10,000) | $2.08 | April 20, 2014 | 10,000 | Disposed |
| March 1, 2007 | DLB | Class B Common Stock | Class A Common Stock (10,000) | — | — | 10,000 | Disposed |
| March 1, 2007 | DLB | Class B Common Stock | Class A Common Stock (10,000) | — | — | 10,000 | Acquired |
| March 1, 2007 | DLB | Employee Stock Option (Right to Buy) | Class B Common Stock (10,000) | $2.08 | April 20, 2014 | 10,000 | Disposed |
| Feb. 15, 2007 | DLB | Class B Common Stock | Class A Common Stock (6,740) | — | — | 6,740 | Disposed |
| Feb. 15, 2007 | DLB | Class B Common Stock | Class A Common Stock (6,740) | — | — | 6,740 | Acquired |
| Feb. 15, 2007 | DLB | Employee Stock Option (Right to Buy) | Class B Common Stock (6,740) | $1.26 | Sept. 30, 2010 | 6,740 | Disposed |
| Feb. 2, 2007 | DLB | Class B Common Stock | Class A Common Stock (5,000) | — | — | 5,000 | Disposed |
| Feb. 2, 2007 | DLB | Class B Common Stock | Class A Common Stock (5,000) | — | — | 5,000 | Acquired |
| Feb. 2, 2007 | DLB | Employee Stock Option (Right to Buy) | Class B Common Stock (5,000) | $2.08 | April 20, 2014 | 5,000 | Disposed |
| Feb. 1, 2007 | DLB | Class B Common Stock | Class A Common Stock (10,000) | — | — | 10,000 | Disposed |
| Feb. 1, 2007 | DLB | Class B Common Stock | Class A Common Stock (5,000) | — | — | 5,000 | Acquired |
| Feb. 1, 2007 | DLB | Class B Common Stock | Class A Common Stock (5,000) | — | — | 5,000 | Acquired |
| Feb. 1, 2007 | DLB | Employee Stock Option (Right to Buy) | Class B Common Stock (5,000) | $2.08 | April 20, 2014 | 5,000 | Disposed |
| Feb. 1, 2007 | DLB | Employee Stock Option (Right to Buy) | Class B Common Stock (5,000) | $1.26 | Sept. 30, 2010 | 5,000 | Disposed |
| Jan. 16, 2007 | DLB | Class B Common Stock | Class A Common Stock (5,000) | — | — | 5,000 | Disposed |
| Jan. 16, 2007 | DLB | Class B Common Stock | Class A Common Stock (5,000) | — | — | 5,000 | Acquired |
| Jan. 16, 2007 | DLB | Employee Stock Option (Right to Buy) | Class B Common Stock (5,000) | $1.26 | Sept. 30, 2010 | 5,000 | Disposed |
| Jan. 4, 2007 | DLB | Class B Common Stock | Class A Common Stock (5,000) | — | — | 5,000 | Disposed |
| Jan. 4, 2007 | DLB | Class B Common Stock | Class A Common Stock (5,000) | — | — | 5,000 | Acquired |
| Jan. 4, 2007 | DLB | Employee Stock Option (Right to Buy) | Class B Common Stock (5,000) | $2.08 | April 20, 2014 | 5,000 | Disposed |
| Jan. 3, 2007 | DLB | Class B Common Stock | Class A Common Stock (10,000) | — | — | 10,000 | Disposed |
| Jan. 3, 2007 | DLB | Class B Common Stock | Class A Common Stock (5,000) | — | — | 5,000 | Acquired |
| Jan. 3, 2007 | DLB | Class B Common Stock | Class A Common Stock (5,000) | — | — | 5,000 | Acquired |
| Jan. 3, 2007 | DLB | Employee Stock Option (Right to Buy) | Class B Common Stock (5,000) | $1.26 | Sept. 30, 2010 | 5,000 | Disposed |
| Jan. 3, 2007 | DLB | Employee Stock Option (Right to Buy) | Class B Common Stock (5,000) | $2.08 | April 20, 2014 | 5,000 | Disposed |
| Dec. 4, 2006 | DLB | Class B Common Stock | Class A Common Stock (8,992) | — | — | 8,992 | Disposed |
| Dec. 4, 2006 | DLB | Class B Common Stock | Class A Common Stock (8,992) | — | — | 8,992 | Acquired |
| Dec. 4, 2006 | DLB | Employee Stock Option (Right to Buy) | Class B Common Stock (8,992) | $2.08 | April 20, 2014 | 8,992 | Disposed |
| Dec. 1, 2006 | DLB | Class B Common Stock | Class A Common Stock (10,000) | — | — | 10,000 | Disposed |
| Dec. 1, 2006 | DLB | Class B Common Stock | Class A Common Stock (10,000) | — | — | 10,000 | Acquired |
| Dec. 1, 2006 | DLB | Employee Stock Option (Right to Buy) | Class B Common Stock (10,000) | $2.08 | April 20, 2014 | 10,000 | Disposed |
| Nov. 30, 2006 | DLB | Class B Common Stock | Class A Common Stock (10,000) | — | — | 10,000 | Disposed |
| Nov. 30, 2006 | DLB | Class B Common Stock | Class A Common Stock (10,000) | — | — | 10,000 | Acquired |
| Nov. 30, 2006 | DLB | Employee Stock Option (Right to Buy) | Class B Common Stock (10,000) | $2.08 | April 20, 2014 | 10,000 | Disposed |
| Nov. 14, 2006 | DLB | Employee Stock Option (Right to Buy) | Class A Common Stock (55,000) | $28.13 | Nov. 14, 2016 | 55,000 | Acquired |
| May 30, 2006 | DLB | Class B Common Stock | Class A Common Stock (5,000) | — | — | 5,000 | Disposed |
| May 26, 2006 | DLB | Class B Common Stock | Class A Common Stock (10,000) | — | — | 10,000 | Disposed |
| May 25, 2006 | DLB | Class B Common Stock | Class A Common Stock (10,000) | — | — | 10,000 | Disposed |
| April 28, 2006 | DLB | Class B Common Stock | Class A Common Stock (8,000) | — | — | 8,000 | Disposed |
| March 7, 2006 | DLB | Class B Common Stock | Class A Common Stock (6,000) | — | — | 6,000 | Disposed |
| Feb. 1, 2006 | DLB | Class B Common Stock | Class A Common Stock (5,000) | — | — | 5,000 | Disposed |
| Jan. 27, 2006 | DLB | Class B Common Stock | Class A Common Stock (3,000) | — | — | 3,000 | Disposed |
| Dec. 8, 2005 | DLB | Class B Common Stock | Class A Common Stock (2,000) | — | — | 2,000 | Disposed |
| Dec. 6, 2005 | DLB | Class B Common Stock | Class A Common Stock (1,000) | — | — | 1,000 | Disposed |
| June 16, 2005 | DLB | Employee Stock Option (Right to Buy) | Class A Common Stock (55,000) | $19.20 | June 15, 2015 | 55,000 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 8 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 [F5] (21,740) | 21,740 | Direct |
| March 8, 2005 | DLB | Employee Stock Option (right to buy)→ Class B Common Stock [F5] (50,000) | 50,000 | Direct |
| March 8, 2005 | DLB | Employee Stock Option (right to buy)→ Class B Common Stock [F5] (180,000) | 180,000 | Direct |
| March 8, 2005 | DLB | Class B Common Stock→ Class A Common Stock (50,000) | 50,000 | Direct |
| Feb. 15, 2005 | DLB | Employee Stock Option (right to buy)→ Class B Common Stock [F4] (21,740) | 21,740 | Direct |
| Feb. 15, 2005 | DLB | Employee Stock Option (right to buy)→ Class B Common Stock [F4] (50,000) | 50,000 | Direct |
| Feb. 15, 2005 | DLB | Employee Stock Option (right to buy)→ Class B Common Stock [F4] (180,000) | 180,000 | Direct |
| Feb. 15, 2005 | DLB | Class B Common Stock→ Class A Common Stock (50,000) | 50,000 | Direct |