Dagmar Dolby

CIK 1537372 · View on SEC EDGAR ↗

Activist

First SEC filing: Feb. 13, 2026 · Latest: Feb. 13, 2026

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Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 61 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

61 other filings hidden
Date Ticker Code Shares Price Value Owned after Δ own A/D vs now
May 31, 2018 DLB S 17,439 $62.67 $1,092,902 0 Indirect -100.00% Disposed -0.6% (price as of 2026-08-19)
May 30, 2018 DLB S 50,000 $62.54 $3,127,000 0 Indirect -100.00% Disposed -0.4% (price as of 2026-08-19)
May 29, 2018 DLB S 1,300 $62.00 $80,600 0 Indirect -100.00% Disposed 0.5% (price as of 2026-08-19)
May 29, 2018 DLB S 48,700 $61.58 $2,998,946 1,300 Indirect -97.40% Disposed 1.1% (price as of 2026-08-19)
May 25, 2018 DLB S 50,000 $61.49 $3,074,500 0 Indirect -100.00% Disposed 1.3% (price as of 2026-08-19)
May 24, 2018 DLB S 50,000 $61.55 $3,077,500 0 Indirect -100.00% Disposed 1.2% (price as of 2026-08-19)
May 23, 2018 DLB S 50,000 $61.44 $3,072,000 0 Indirect -100.00% Disposed 1.4% (price as of 2026-08-19)
May 22, 2018 DLB S 220 $62.83 $13,823 0 Indirect -100.00% Disposed -0.9% (price as of 2026-08-19)
May 22, 2018 DLB S 49,780 $62.19 $3,095,818 220 Indirect -99.56% Disposed 0.1% (price as of 2026-08-19)
May 21, 2018 DLB S 50,000 $62.42 $3,121,000 0 Indirect -100.00% Disposed -0.2% (price as of 2026-08-19)
May 18, 2018 DLB S 50,000 $62.40 $3,120,000 0 Indirect -100.00% Disposed -0.2% (price as of 2026-08-19)
May 17, 2018 DLB S 50,000 $62.58 $3,129,000 0 Indirect -100.00% Disposed -0.5% (price as of 2026-08-19)
May 16, 2018 DLB S 600 $63.66 $38,196 0 Indirect -100.00% Disposed -2.2% (price as of 2026-08-19)
May 16, 2018 DLB S 49,400 $63.19 $3,121,586 600 Indirect -98.80% Disposed -1.4% (price as of 2026-08-19)
May 15, 2018 DLB S 50,000 $62.44 $3,122,000 0 Indirect -100.00% Disposed -0.3% (price as of 2026-08-19)
May 14, 2018 DLB S 50,000 $62.57 $3,128,500 0 Indirect -100.00% Disposed -0.5% (price as of 2026-08-19)
May 11, 2018 DLB S 50,000 $62.74 $3,137,000 0 Indirect -100.00% Disposed -0.7% (price as of 2026-08-19)
May 10, 2018 DLB S 50,000 $62.41 $3,120,500 0 Indirect -100.00% Disposed -0.2% (price as of 2026-08-19)
May 9, 2018 DLB S 50,000 $62.05 $3,102,500 0 Indirect -100.00% Disposed 0.4% (price as of 2026-08-19)
May 8, 2018 DLB S 50,000 $61.75 $3,087,500 0 Indirect -100.00% Disposed 0.9% (price as of 2026-08-19)
May 7, 2018 DLB S 2,280 $62.17 $141,748 0 Indirect -100.00% Disposed 0.2% (price as of 2026-08-19)
May 7, 2018 DLB S 47,720 $61.80 $2,949,096 2,280 Indirect -95.44% Disposed 0.8% (price as of 2026-08-19)
May 4, 2018 DLB S 18,315 $61.46 $1,125,640 0 Indirect -100.00% Disposed 1.3% (price as of 2026-08-19)
May 4, 2018 DLB S 31,685 $61.20 $1,939,122 18,315 Indirect -63.37% Disposed 1.8% (price as of 2026-08-19)
May 3, 2018 DLB S 15,087 $61.19 $923,174 0 Indirect -100.00% Disposed 1.8% (price as of 2026-08-19)
May 3, 2018 DLB S 34,913 $60.58 $2,115,030 15,087 Indirect -69.83% Disposed 2.8% (price as of 2026-08-19)
May 2, 2018 DLB S 16,487 $61.69 $1,017,083 0 Indirect -100.00% Disposed 1.0% (price as of 2026-08-19)
May 2, 2018 DLB S 33,513 $61.26 $2,053,006 16,487 Indirect -67.03% Disposed 1.7% (price as of 2026-08-19)
May 1, 2018 DLB S 50,000 $60.23 $3,011,500 0 Indirect -100.00% Disposed 3.4% (price as of 2026-08-19)
April 30, 2018 DLB S 38,538 $60.14 $2,317,675 0 Indirect -100.00% Disposed 3.6% (price as of 2026-08-19)
April 27, 2018 DLB S 700 $61.20 $42,840 0 Indirect -100.00% Disposed 1.8% (price as of 2026-08-19)
April 27, 2018 DLB S 49,300 $60.38 $2,976,734 700 Indirect -98.60% Disposed 3.1% (price as of 2026-08-19)
Aug. 2, 2017 DLB S 300 $52.54 $15,762 0 Indirect -100.00% Disposed 18.5% (price as of 2026-08-19)
Aug. 2, 2017 DLB S 49,700 $51.79 $2,573,963 300 Indirect -99.40% Disposed 20.3% (price as of 2026-08-19)
Aug. 1, 2017 DLB S 50,000 $52.27 $2,613,500 0 Indirect -100.00% Disposed 19.2% (price as of 2026-08-19)
July 31, 2017 DLB S 50,000 $52.00 $2,600,000 0 Indirect -100.00% Disposed 19.8% (price as of 2026-08-19)
July 28, 2017 DLB S 50,000 $52.45 $2,622,500 0 Indirect -100.00% Disposed 18.7% (price as of 2026-08-19)
Sept. 12, 2016 DLB S 50,000 $48.53 $2,426,500 0 Indirect -100.00% Disposed 28.3% (price as of 2026-08-19)
Sept. 9, 2016 DLB S 200 $49.68 $9,936 0 Indirect -100.00% Disposed 25.4% (price as of 2026-08-19)

Showing latest 100 of 924 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
May 31, 2018 DLB Class B Common Stock Class A Common Stock (17,439) — — 17,439 Disposed
May 30, 2018 DLB Class B Common Stock Class A Common Stock (50,000) — — 50,000 Disposed
May 29, 2018 DLB Class B Common Stock Class A Common Stock (50,000) — — 50,000 Disposed
May 25, 2018 DLB Class B Common Stock Class A Common Stock (50,000) — — 50,000 Disposed
May 24, 2018 DLB Class B Common Stock Class A Common Stock (50,000) — — 50,000 Disposed
May 23, 2018 DLB Class B Common Stock Class A Common Stock (50,000) — — 50,000 Disposed
May 22, 2018 DLB Class B Common Stock Class A Common Stock (50,000) — — 50,000 Disposed
May 21, 2018 DLB Class B Common Stock Class A Common Stock (50,000) — — 50,000 Disposed
May 18, 2018 DLB Class B Common Stock Class A Common Stock (50,000) — — 50,000 Disposed
May 17, 2018 DLB Class B Common Stock Class A Common Stock (50,000) — — 50,000 Disposed
May 16, 2018 DLB Class B Common Stock Class A Common Stock (50,000) — — 50,000 Disposed
May 15, 2018 DLB Class B Common Stock Class A Common Stock (50,000) — — 50,000 Disposed
May 14, 2018 DLB Class B Common Stock Class A Common Stock (50,000) — — 50,000 Disposed
May 11, 2018 DLB Class B Common Stock Class A Common Stock (50,000) — — 50,000 Disposed
May 10, 2018 DLB Class B Common Stock Class A Common Stock (50,000) — — 50,000 Disposed
May 9, 2018 DLB Class B Common Stock Class A Common Stock (50,000) — — 50,000 Disposed
May 8, 2018 DLB Class B Common Stock Class A Common Stock (50,000) — — 50,000 Disposed
May 7, 2018 DLB Class B Common Stock Class A Common Stock (50,000) — — 50,000 Disposed
May 4, 2018 DLB Class B Common Stock Class A Common Stock (50,000) — — 50,000 Disposed
May 3, 2018 DLB Class B Common Stock Class A Common Stock (50,000) — — 50,000 Disposed
May 2, 2018 DLB Class B Common Stock Class A Common Stock (50,000) — — 50,000 Disposed
May 1, 2018 DLB Class B Common Stock Class A Common Stock (50,000) — — 50,000 Disposed
April 30, 2018 DLB Class B Common Stock Class A Common Stock (38,538) — — 38,538 Disposed
April 27, 2018 DLB Class B Common Stock Class A Common Stock (50,000) — — 50,000 Disposed
Aug. 2, 2017 DLB Class B Common Stock Class A Common Stock (50,000) — — 50,000 Disposed
July 31, 2017 DLB Class B Common Stock Class A Common Stock (50,000) — — 50,000 Disposed
July 28, 2017 DLB Class B Common Stock Class A Common Stock (50,000) — — 50,000 Disposed
Sept. 12, 2016 DLB Class B Common Stock Class A Common Stock (50,000) — — 50,000 Disposed
Sept. 9, 2016 DLB Class B Common Stock Class A Common Stock (50,000) — — 50,000 Disposed
Sept. 8, 2016 DLB Class B Common Stock Class A Common Stock (24,420) — — 24,420 Disposed
Sept. 8, 2016 DLB Class B Common Stock Class A Common Stock (24,418) — — 24,418 Disposed
Sept. 7, 2016 DLB Class B Common Stock Class A Common Stock (25,000) — — 25,000 Disposed
Sept. 7, 2016 DLB Class B Common Stock Class A Common Stock (25,000) — — 25,000 Disposed
Sept. 6, 2016 DLB Class B Common Stock Class A Common Stock (25,000) — — 25,000 Disposed
Sept. 6, 2016 DLB Class B Common Stock Class A Common Stock (25,000) — — 25,000 Disposed
Sept. 2, 2016 DLB Class B Common Stock Class A Common Stock (25,000) — — 25,000 Disposed
Sept. 2, 2016 DLB Class B Common Stock Class A Common Stock (25,000) — — 25,000 Disposed
Sept. 1, 2016 DLB Class B Common Stock Class A Common Stock (25,000) — — 25,000 Disposed
Sept. 1, 2016 DLB Class B Common Stock Class A Common Stock (25,000) — — 25,000 Disposed
Aug. 31, 2016 DLB Class B Common Stock Class A Common Stock (25,000) — — 25,000 Disposed
Aug. 31, 2016 DLB Class B Common Stock Class A Common Stock (25,000) — — 25,000 Disposed
Aug. 30, 2016 DLB Class B Common Stock Class A Common Stock (25,000) — — 25,000 Disposed
Aug. 30, 2016 DLB Class B Common Stock Class A Common Stock (25,000) — — 25,000 Disposed
Aug. 29, 2016 DLB Class B Common Stock Class A Common Stock (25,000) — — 25,000 Disposed
Aug. 29, 2016 DLB Class B Common Stock Class A Common Stock (25,000) — — 25,000 Disposed
Aug. 26, 2016 DLB Class B Common Stock Class A Common Stock (25,000) — — 25,000 Disposed
Aug. 26, 2016 DLB Class B Common Stock Class A Common Stock (25,000) — — 25,000 Disposed
Aug. 25, 2016 DLB Class B Common Stock Class A Common Stock (25,000) — — 25,000 Disposed
Aug. 25, 2016 DLB Class B Common Stock Class A Common Stock (25,000) — — 25,000 Disposed
Aug. 24, 2016 DLB Class B Common Stock Class A Common Stock (25,000) — — 25,000 Disposed
Aug. 24, 2016 DLB Class B Common Stock Class A Common Stock (25,000) — — 25,000 Disposed
Aug. 23, 2016 DLB Class B Common Stock Class A Common Stock (25,000) — — 25,000 Disposed
Aug. 23, 2016 DLB Class B Common Stock Class A Common Stock (25,000) — — 25,000 Disposed
Aug. 22, 2016 DLB Class B Common Stock Class A Common Stock (25,000) — — 25,000 Disposed
Aug. 22, 2016 DLB Class B Common Stock Class A Common Stock (25,000) — — 25,000 Disposed
Aug. 19, 2016 DLB Class B Common Stock Class A Common Stock (25,000) — — 25,000 Disposed
Aug. 19, 2016 DLB Class B Common Stock Class A Common Stock (25,000) — — 25,000 Disposed
Aug. 18, 2016 DLB Class B Common Stock Class A Common Stock (25,000) — — 25,000 Disposed
Aug. 18, 2016 DLB Class B Common Stock Class A Common Stock (25,000) — — 25,000 Disposed
Aug. 17, 2016 DLB Class B Common Stock Class A Common Stock (25,000) — — 25,000 Disposed
Aug. 17, 2016 DLB Class B Common Stock Class A Common Stock (25,000) — — 25,000 Disposed
Aug. 16, 2016 DLB Class B Common Stock Class A Common Stock (25,000) — — 25,000 Disposed
Aug. 16, 2016 DLB Class B Common Stock Class A Common Stock (25,000) — — 25,000 Disposed
Aug. 15, 2016 DLB Class B Common Stock Class A Common Stock (25,000) — — 25,000 Disposed
Aug. 15, 2016 DLB Class B Common Stock Class A Common Stock (25,000) — — 25,000 Disposed
Aug. 12, 2016 DLB Class B Common Stock Class A Common Stock (25,000) — — 25,000 Disposed
Aug. 12, 2016 DLB Class B Common Stock Class A Common Stock (25,000) — — 25,000 Disposed
Aug. 11, 2016 DLB Class B Common Stock Class A Common Stock (25,000) — — 25,000 Disposed
Aug. 11, 2016 DLB Class B Common Stock Class A Common Stock (25,000) — — 25,000 Disposed
Aug. 10, 2016 DLB Class B Common Stock Class A Common Stock (25,000) — — 25,000 Disposed
Aug. 10, 2016 DLB Class B Common Stock Class A Common Stock (25,000) — — 25,000 Disposed
Aug. 9, 2016 DLB Class B Common Stock Class A Common Stock (1,400) — — 1,400 Disposed
Aug. 9, 2016 DLB Class B Common Stock Class A Common Stock (2,500) — — 2,500 Disposed
Aug. 9, 2016 DLB Class B Common Stock Class A Common Stock (1,500) — — 1,500 Disposed
Aug. 9, 2016 DLB Class B Common Stock Class A Common Stock (2,951) — — 2,951 Disposed
Aug. 8, 2016 DLB Class B Common Stock Class A Common Stock (11,886) — — 11,886 Disposed
Aug. 8, 2016 DLB Class B Common Stock Class A Common Stock (11,000) — — 11,000 Disposed
Aug. 8, 2016 DLB Class B Common Stock Class A Common Stock (8,300) — — 8,300 Disposed
Aug. 8, 2016 DLB Class B Common Stock Class A Common Stock (8,672) — — 8,672 Disposed
Aug. 5, 2016 DLB Class B Common Stock Class A Common Stock (15,000) — — 15,000 Disposed
Aug. 5, 2016 DLB Class B Common Stock Class A Common Stock (15,000) — — 15,000 Disposed
Aug. 5, 2016 DLB Class B Common Stock Class A Common Stock (233) — — 233 Disposed
Aug. 5, 2016 DLB Class B Common Stock Class A Common Stock (1,121) — — 1,121 Disposed
Aug. 2, 2016 DLB Class B Common Stock Class A Common Stock (100) — — 100 Disposed
Aug. 2, 2016 DLB Class B Common Stock Class A Common Stock (300) — — 300 Disposed
Aug. 2, 2016 DLB Class B Common Stock Class A Common Stock (88) — — 88 Disposed
Aug. 1, 2016 DLB Class B Common Stock Class A Common Stock (10,000) — — 10,000 Disposed
Aug. 1, 2016 DLB Class B Common Stock Class A Common Stock (10,000) — — 10,000 Disposed
Aug. 1, 2016 DLB Class B Common Stock Class A Common Stock (15,000) — — 15,000 Disposed
Aug. 1, 2016 DLB Class B Common Stock Class A Common Stock (15,000) — — 15,000 Disposed
July 29, 2016 DLB Class B Common Stock Class A Common Stock (10,000) — — 10,000 Disposed
July 29, 2016 DLB Class B Common Stock Class A Common Stock (10,000) — — 10,000 Disposed
July 29, 2016 DLB Class B Common Stock Class A Common Stock (15,000) — — 15,000 Disposed
July 29, 2016 DLB Class B Common Stock Class A Common Stock (15,000) — — 15,000 Disposed
July 28, 2016 DLB Class B Common Stock Class A Common Stock (15,000) — — 15,000 Disposed
July 28, 2016 DLB Class B Common Stock Class A Common Stock (15,000) — — 15,000 Disposed
July 28, 2016 DLB Class B Common Stock Class A Common Stock (10,000) — — 10,000 Disposed
July 28, 2016 DLB Class B Common Stock Class A Common Stock (10,000) — — 10,000 Disposed
July 27, 2016 DLB Class B Common Stock Class A Common Stock (1,000) — — 1,000 Disposed
Aug. 1, 2011 DLB Class B Common Stock Class A Common Stock (50,000) — — 50,000 Disposed

Showing latest 100 of 301 transactions

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