Mark S Anderson

CIK 1315517 · View on SEC EDGAR ↗

Insider

First SEC filing: March 10, 2005 · Latest: March 10, 2005

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Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 40 non-open-market transactions below last 12 months, based on the transactions shown below

Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted

40 other filings hidden
Date Ticker Code Shares Price Value Owned after Δ own A/D vs now
Dec. 16, 2010 DLB S 812 $66.45 $53,957 18,900 Direct -4.12% Disposed -4.9% (price as of 2026-08-20)
Nov. 16, 2010 DLB S 813 $64.00 $52,032 18,900 Direct -4.12% Disposed -1.2% (price as of 2026-08-20)
Nov. 15, 2010 DLB S 12,500 $64.89 $811,125 18,900 Direct -39.81% Disposed -2.6% (price as of 2026-08-20)
Oct. 18, 2010 DLB S 812 $61.29 $49,767 18,833 Direct -4.13% Disposed 3.1% (price as of 2026-08-20)
Sept. 16, 2010 DLB S 813 $54.50 $44,308 18,833 Direct -4.14% Disposed 16.0% (price as of 2026-08-20)
Aug. 16, 2010 DLB S 812 $56.21 $45,643 18,833 Direct -4.13% Disposed 12.5% (price as of 2026-08-20)
July 16, 2010 DLB S 813 $66.92 $54,406 18,833 Direct -4.14% Disposed -5.5% (price as of 2026-08-20)
June 16, 2010 DLB S 812 $68.77 $55,841 18,833 Direct -4.13% Disposed -8.1% (price as of 2026-08-20)
May 27, 2010 DLB S 1,654 $61.24 $101,291 28,554 Direct -5.48% Disposed 3.2% (price as of 2026-08-20)
May 27, 2010 DLB S 3,272 $62.77 $205,383 25,282 Direct -11.46% Disposed 0.7% (price as of 2026-08-20)
May 27, 2010 DLB S 6,049 $63.78 $385,805 19,233 Direct -23.93% Disposed -0.9% (price as of 2026-08-20)
May 27, 2010 DLB S 400 $65.00 $26,000 18,833 Direct -2.08% Disposed -2.7% (price as of 2026-08-20)
May 27, 2010 DLB S 5,632 $59.86 $337,132 24,576 Direct -18.64% Disposed 5.6% (price as of 2026-08-20)
May 27, 2010 DLB S 1,305 $62.25 $81,236 23,271 Direct -5.31% Disposed 1.6% (price as of 2026-08-20)
May 27, 2010 DLB S 3,572 $63.11 $225,429 19,699 Direct -15.35% Disposed 0.2% (price as of 2026-08-20)
May 27, 2010 DLB S 866 $63.97 $55,398 18,833 Direct -4.40% Disposed -1.2% (price as of 2026-08-20)
April 21, 2010 DLB S 2,100 $60.00 $126,000 18,833 Direct -10.03% Disposed 5.4% (price as of 2026-08-20)
April 7, 2010 DLB S 11,400 $60.00 $684,000 18,833 Direct -37.71% Disposed 5.4% (price as of 2026-08-20)
March 17, 2010 DLB S 303 $58.58 $17,750 18,833 Direct -1.58% Disposed 7.9% (price as of 2026-08-20)
March 17, 2010 DLB S 280 $58.57 $16,400 19,136 Direct -1.44% Disposed 7.9% (price as of 2026-08-20)
March 17, 2010 DLB S 102 $58.54 $5,971 19,416 Direct -0.52% Disposed 8.0% (price as of 2026-08-20)
March 17, 2010 DLB S 687 $58.53 $40,210 19,518 Direct -3.40% Disposed 8.0% (price as of 2026-08-20)
Feb. 8, 2010 DLB S 649 $54.49 $35,364 21,000 Direct -3.00% Disposed 16.0% (price as of 2026-08-20)
Feb. 8, 2010 DLB S 300 $51.49 $15,447 21,649 Direct -1.37% Disposed 22.8% (price as of 2026-08-20)
Dec. 1, 2009 DLB S 12,500 $45.00 $562,500 13,170 Direct -48.69% Disposed 40.5% (price as of 2026-08-20)
Oct. 23, 2009 DLB S 12,500 $45.00 $562,500 13,170 Direct -48.69% Disposed 40.5% (price as of 2026-08-20)
July 1, 2009 DLB S 500 $37.56 $18,780 13,170 Direct -3.66% Disposed 68.3% (price as of 2026-08-20)
July 1, 2009 DLB S 50 $37.51 $1,876 13,670 Direct -0.36% Disposed 68.5% (price as of 2026-08-20)
July 1, 2009 DLB S 915 $37.50 $34,312 13,720 Direct -6.25% Disposed 68.6% (price as of 2026-08-20)
July 1, 2009 DLB S 100 $37.46 $3,746 14,635 Direct -0.68% Disposed 68.8% (price as of 2026-08-20)
July 1, 2009 DLB S 200 $37.01 $7,402 14,735 Direct -1.34% Disposed 70.8% (price as of 2026-08-20)
July 1, 2009 DLB S 200 $36.99 $7,398 14,395 Direct -1.37% Disposed 70.9% (price as of 2026-08-20)
July 1, 2009 DLB S 500 $36.98 $18,490 15,135 Direct -3.20% Disposed 70.9% (price as of 2026-08-20)
July 1, 2009 DLB S 100 $36.94 $3,694 15,635 Direct -0.64% Disposed 71.1% (price as of 2026-08-20)
July 1, 2009 DLB S 200 $36.89 $7,378 15,735 Direct -1.26% Disposed 71.4% (price as of 2026-08-20)
July 1, 2009 DLB S 1,050 $36.86 $38,703 15,935 Direct -6.18% Disposed 71.5% (price as of 2026-08-20)
July 1, 2009 DLB S 400 $36.82 $14,728 16,985 Direct -2.30% Disposed 71.7% (price as of 2026-08-20)
July 1, 2009 DLB S 700 $36.78 $25,746 17,385 Direct -3.87% Disposed 71.9% (price as of 2026-08-20)
July 1, 2009 DLB S 1,400 $36.75 $51,450 18,085 Direct -7.19% Disposed 72.0% (price as of 2026-08-20)
July 1, 2009 DLB S 3,685 $36.73 $135,350 19,485 Direct -15.90% Disposed 72.1% (price as of 2026-08-20)
May 28, 2009 DLB S 963 $36.48 $35,130 13,170 Direct -6.81% Disposed 73.3% (price as of 2026-08-20)
July 1, 2008 DLB S 300 $39.00 $11,700 6,000 Direct -4.76% Disposed 62.1% (price as of 2026-08-20)
July 1, 2008 DLB S 200 $38.76 $7,752 6,300 Direct -3.08% Disposed 63.1% (price as of 2026-08-20)
July 1, 2008 DLB S 500 $38.75 $19,375 6,500 Direct -7.14% Disposed 63.1% (price as of 2026-08-20)
July 1, 2008 DLB S 100 $40.05 $4,005 7,000 Direct -1.41% Disposed 57.8% (price as of 2026-08-20)
July 1, 2008 DLB S 600 $40.04 $24,024 7,100 Direct -7.79% Disposed 57.9% (price as of 2026-08-20)
July 1, 2008 DLB S 1,000 $40.03 $40,030 7,700 Direct -11.49% Disposed 57.9% (price as of 2026-08-20)
July 1, 2008 DLB S 100 $40.02 $4,002 8,700 Direct -1.14% Disposed 58.0% (price as of 2026-08-20)
July 1, 2008 DLB S 3,200 $40.00 $128,000 8,800 Direct -26.67% Disposed 58.0% (price as of 2026-08-20)
July 1, 2008 DLB S 1,000 $39.92 $39,920 12,000 Direct -7.69% Disposed 58.4% (price as of 2026-08-20)
July 1, 2008 DLB S 1,000 $39.67 $39,670 13,000 Direct -7.14% Disposed 59.4% (price as of 2026-08-20)
July 1, 2008 DLB S 1,000 $39.60 $39,600 14,000 Direct -6.67% Disposed 59.6% (price as of 2026-08-20)
July 1, 2008 DLB S 1,000 $38.75 $38,750 15,000 Direct -6.25% Disposed 63.1% (price as of 2026-08-20)
April 2, 2008 DLB S 500 $36.86 $18,430 9,500 Direct -5.00% Disposed 71.5% (price as of 2026-08-20)
April 2, 2008 DLB S 1,000 $36.00 $36,000 6,000 Direct -14.29% Disposed 75.6% (price as of 2026-08-20)
April 2, 2008 DLB S 1,000 $36.88 $36,880 7,000 Direct -12.50% Disposed 71.4% (price as of 2026-08-20)
April 2, 2008 DLB S 1,000 $36.88 $36,880 8,000 Direct -11.11% Disposed 71.4% (price as of 2026-08-20)
April 2, 2008 DLB S 500 $36.86 $18,430 9,000 Direct -5.26% Disposed 71.5% (price as of 2026-08-20)
April 2, 2008 DLB S 1,000 $36.83 $36,830 10,000 Direct -9.09% Disposed 71.6% (price as of 2026-08-20)
April 2, 2008 DLB S 500 $36.79 $18,395 11,000 Direct -4.35% Disposed 71.8% (price as of 2026-08-20)

Showing latest 100 of 504 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
Dec. 16, 2010 DLB Employee Stock Option (Right to Buy) Class A Common Stock (812) $31.91 March 16, 2019 812 Disposed
Nov. 16, 2010 DLB Employee Stock Option (Right to Buy) Class A Common Stock (813) $31.91 March 16, 2019 813 Disposed
Nov. 15, 2010 DLB Employee Stock Option (Right to Buy) Class A Common Stock (12,500) $28.13 Nov. 14, 2016 12,500 Disposed
Oct. 18, 2010 DLB Employee Stock Option (Right to Buy) Class A Common Stock (812) $31.91 March 16, 2019 812 Disposed
Sept. 16, 2010 DLB Employee Stock Option (Right to Buy) Class A Common Stock (813) $31.91 March 16, 2019 813 Disposed
Aug. 16, 2010 DLB Employee Stock Option (Right to Buy) Class A Common Stock (812) $31.91 March 16, 2019 812 Disposed
July 16, 2010 DLB Employee Stock Option (Right to Buy) Class A Common Stock (813) $31.91 March 16, 2019 813 Disposed
June 16, 2010 DLB Employee Stock Option (Right to Buy) Class A Common Stock (812) $31.91 March 16, 2019 812 Disposed
May 27, 2010 DLB Employee Stock Option (Right to Buy) Class A Common Stock (11,375) $31.91 March 16, 2019 11,375 Disposed
April 21, 2010 DLB Employee Stock Option (Right to Buy) Class A Common Stock (2,100) $48.15 Feb. 5, 2018 2,100 Disposed
April 7, 2010 DLB Employee Stock Option (Right to Buy) Class A Common Stock (11,400) $48.15 Feb. 5, 2018 11,400 Disposed
Feb. 8, 2010 DLB Employee Stock Option (Right to Buy) Class A Common Stock (42,000) $51.19 Feb. 8, 2020 42,000 Acquired
Dec. 1, 2009 DLB Employee Stock Option (Right to Buy) Class A Common Stock (12,500) $28.13 Nov. 14, 2016 12,500 Disposed
Oct. 23, 2009 DLB Employee Stock Option (Right to Buy) Class A Common Stock (12,500) $28.13 Nov. 14, 2016 12,500 Disposed
July 1, 2009 DLB Employee Stock Option (Right to Buy) Class A Common Stock (10,000) $19.20 June 15, 2015 10,000 Disposed
March 16, 2009 DLB Employee Stock Option (Right to Buy) Class A Common Stock (39,000) $31.91 March 16, 2019 39,000 Acquired
July 1, 2008 DLB Employee Stock Option (Right to Buy) Class A Common Stock (10,000) $19.20 June 15, 2015 10,000 Disposed
April 2, 2008 DLB Class B Common Stock Class A Commmon Stock (10,000) — — 10,000 Disposed
April 2, 2008 DLB Class B Common Stock Class A Common Stock (10,000) — — 10,000 Acquired
April 2, 2008 DLB Employee Stock Option (Right to Buy) Class B Common Stock (10,000) $2.08 April 20, 2014 10,000 Disposed
April 1, 2008 DLB Class B Common Stock Class A Commmon Stock (20,000) — — 20,000 Disposed
April 1, 2008 DLB Class B Common Stock Class A Common Stock (20,000) — — 20,000 Acquired
April 1, 2008 DLB Employee Stock Option (Right to Buy) Class B Common Stock (20,000) $2.08 April 20, 2014 20,000 Disposed
Feb. 19, 2008 DLB Employee Stock Option (Right to Buy) Class A Common Stock (1,875) $28.13 Nov. 14, 2016 1,875 Disposed
Feb. 15, 2008 DLB Class B Common Stock Class A Common Stock (9,375) — — 9,375 Disposed
Feb. 15, 2008 DLB Class B Common Stock Class A Common Stock (9,375) — — 9,375 Acquired
Feb. 15, 2008 DLB Employee Stock Option (Right to Buy) Class B Common Stock (9,375) $2.08 Dec. 4, 2013 9,375 Disposed
Feb. 15, 2008 DLB Employee Stock Option (Right to Buy) Class A Common Stock (10,625) $28.13 Nov. 14, 2016 10,625 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 Employee Stock Option (Right to Buy) Class A Common Stock (10,000) $19.20 June 15, 2015 10,000 Disposed
May 23, 2007 DLB Employee Stock Option (Right to Buy) Class A Common Stock (10,000) $19.20 June 15, 2015 10,000 Disposed
April 4, 2007 DLB Class B Common Stock Class A Common Stock (10,000) — — 10,000 Disposed
April 4, 2007 DLB Class B Common Stock Class A Common Stock (10,000) — — 10,000 Acquired
April 4, 2007 DLB Employee Stock Option (Right to Buy) Class B Common Stock (10,000) $2.08 April 20, 2014 10,000 Disposed
April 3, 2007 DLB Class B Common Stock Class A Common Stock (10,000) — — 10,000 Disposed
April 3, 2007 DLB Class B Common Stock Class A Common Stock (10,000) — — 10,000 Acquired
April 3, 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
Jan. 3, 2007 DLB Class B Common Stock Class A Common Stock (9,375) — — 9,375 Disposed
Jan. 3, 2007 DLB Class B Common Stock Class A Common Stock (9,375) — — 9,375 Acquired
Jan. 3, 2007 DLB Employee Stock Option (Right to Buy) Class B Common Stock (9,375) $2.08 Dec. 4, 2013 9,375 Disposed
Nov. 14, 2006 DLB Employee Stock Option (Right to Buy) Class A Common Stock (50,000) $28.13 Nov. 14, 2016 50,000 Acquired
Sept. 12, 2006 DLB Class B Common Stock Class A Common Stock (4,750) — — 4,750 Disposed
Sept. 12, 2006 DLB Class B Common Stock Class A Common Stock (4,750) — — 4,750 Acquired
Sept. 12, 2006 DLB Employee Stock Option (Right to Buy) Class B Common Stock (4,750) $2.08 Dec. 4, 2013 4,750 Disposed
Aug. 14, 2006 DLB Employee Stock Option (Right to Buy) Class B Common Stock (1,250) $2.08 Dec. 4, 2013 1,250 Disposed
Aug. 14, 2006 DLB Employee Stock Option (Right to Buy) Class B Common Stock (4,750) $2.08 April 20, 2014 4,750 Disposed
Aug. 14, 2006 DLB Class B Common Stock Class A Common Stock (6,000) — — 6,000 Disposed
Aug. 14, 2006 DLB Class B Common Stock Class A Common Stock (6,000) — — 6,000 Acquired
Aug. 14, 2006 DLB Employee Stock Option (Right to Buy) Class B Common Stock (6,000) $2.08 April 20, 2014 6,000 Disposed
July 12, 2006 DLB Class B Common Stock Class A Common Stock (6,000) — — 6,000 Disposed
July 12, 2006 DLB Class B Common Stock Class A Common Stock (6,000) — — 6,000 Acquired
July 12, 2006 DLB Employee Stock Option (Right to Buy) Class B Common Stock (6,000) $2.08 April 20, 2014 6,000 Disposed
June 12, 2006 DLB Class B Common Stock Class A Common Stock (6,000) — — 6,000 Disposed
June 12, 2006 DLB Class B Common Stock Class A Common Stock (6,000) — — 6,000 Acquired
June 12, 2006 DLB Employee Stock Option (Right to Buy) Class B Common Stock (6,000) $2.08 April 20, 2014 6,000 Disposed
May 12, 2006 DLB Class B Common Stock Class A Common Stock (6,000) — — 6,000 Disposed
May 12, 2006 DLB Class B Common Stock Class A Common Stock (6,000) — — 6,000 Acquired
May 12, 2006 DLB Employee Stock Option (Right to Buy) Class B Common Stock (6,000) $2.08 April 20, 2014 6,000 Disposed
May 1, 2006 DLB Class B Common Stock Class A Common Stock (10,000) — — 10,000 Disposed
May 1, 2006 DLB Class B Common Stock Class A Common Stock (10,000) — — 10,000 Acquired
May 1, 2006 DLB Employee Stock Option (Right to Buy) Class B Common Stock (10,000) $2.08 April 20, 2014 10,000 Disposed
April 28, 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 (10,000) — — 10,000 Acquired
April 28, 2006 DLB Employee Stock Option (Right to Buy) Class B Common Stock (10,000) $2.08 April 20, 2014 10,000 Disposed
April 12, 2006 DLB Class B Common Stock Class A Common Stock (6,000) — — 6,000 Disposed
April 12, 2006 DLB Class B Common Stock Class A Common Stock (6,000) — — 6,000 Acquired
April 12, 2006 DLB Employee Stock Option (Right to Buy) Class B Common Stock (6,000) $2.08 April 20, 2014 6,000 Disposed
March 13, 2006 DLB Class B Common Stock Class A Common Stock (6,000) — — 6,000 Disposed
March 13, 2006 DLB Class B Common Stock Class A Common Stock (5,250) — — 5,250 Acquired
March 13, 2006 DLB Class B Common Stock Class A Common Stock (750) — — 750 Acquired
March 13, 2006 DLB Employee Stock Option (Right to Buy) Class B Common Stock (5,250) $2.08 April 20, 2014 5,250 Disposed
March 13, 2006 DLB Employee Stock Option (Right to Buy) Class B Common Stock (750) $2.08 Dec. 4, 2013 750 Disposed
Feb. 13, 2006 DLB Employee Stock Option (Right to Buy) Class B Common Stock (2,625) $2.08 Dec. 4, 2013 2,625 Disposed
Feb. 13, 2006 DLB Class B Common Stock Class A Common Stock (2,625) — — 2,625 Acquired
Feb. 13, 2006 DLB Class B Common Stock Class A Common Stock (6,000) — — 6,000 Disposed
Jan. 12, 2006 DLB Class B Common Stock Class A Common Stock (6,000) — — 6,000 Disposed
Dec. 12, 2005 DLB Employee Stock Option (Right to Buy) Class B Common Stock (6,000) $2.08 April 20, 2014 6,000 Disposed
Dec. 12, 2005 DLB Class B Common Stock Class A Common Stock (6,000) — — 6,000 Disposed
Dec. 12, 2005 DLB Class B Common Stock Class A Common Stock (6,000) — — 6,000 Acquired
Dec. 12, 2005 DLB Employee Stock Option (Right to Buy) Class B Common Stock (6,000) $2.08 Dec. 4, 2013 6,000 Disposed
June 16, 2005 DLB Employee Stock Option (Right to Buy) Class A Common Stock (40,000) $19.20 June 15, 2015 40,000 Acquired

Exercise/conversion price is blank when not applicable (e.g. RSUs).

Initial ownership (Form 3) 6 holdings

Securities held when first becoming an insider, per SEC Form 3.

Date Ticker Security Shares Ownership
March 10, 2005 DLB Employee Stock Option (right to buy)→ Class B Common Stock [F4] (28,125) 28,125 Direct
March 10, 2005 DLB Employee Stock Option (right to buy)→ Class B Common Stock [F4] (120,000) 120,000 Direct
March 10, 2005 DLB Class B Common Stock→ Class A Common Stock (9,375) 9,375 Direct
Feb. 15, 2005 DLB Employee Stock Option (right to buy)→ Class B Common Stock [F3] (28,125) 28,125 Direct
Feb. 15, 2005 DLB Employee Stock Option (right to buy)→ Class B Common Stock [F3] (120,000) 120,000 Direct
Feb. 15, 2005 DLB Class B Common Stock→ Class A Common Stock (9,375) 9,375 Direct