DOLBY LABORATORIES INC

Ticker: DLB CUSIP: 25659T107 Class: Common Stock

GAMCO INVESTORS, INC. ET AL's Holding History (CIK: 0000807249)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025
Shares 7,724 Value ($000) $496 Avg Close $66.55 Range $63.33 - $72.23
Q3 2025
Shares 8,030 Value ($000) $581 Avg Close $72.58 Range $68.17 - $75.82
Q2 2025
Shares 8,114 Value ($000) $603 Avg Close $73.57 Range $66.91 - $80.04
Q4 2017
Shares 26,300 Value ($000) $1,631 Avg Close $53.98 Range $50.40 - $56.65
Q3 2017
Shares 26,700 Value ($000) $1,536 Avg Close $46.70 Range $42.82 - $53.33
Q2 2017
Shares 26,800 Value ($000) $1,312 Avg Close $45.31 Range $43.53 - $47.83
Q1 2017
Shares 34,550 Value ($000) $1,811 Avg Close $43.87 Range $39.92 - $46.64
Q4 2016
Shares 38,850 Value ($000) $1,756 Avg Close $42.59 Range $39.80 - $48.52
Q3 2016
Shares 58,750 Value ($000) $3,190 Avg Close $44.12 Range $39.59 - $48.22
Q2 2016
Shares 70,550 Value ($000) $3,376 Avg Close $40.14 Range $36.94 - $43.63
Q1 2016
Shares 98,350 Value ($000) $4,274 Avg Close $32.54 Range $26.57 - $38.48
Q4 2015
Shares 110,550 Value ($000) $3,720 Avg Close $29.99 Range $27.42 - $31.59
Q3 2015
Shares 115,700 Value ($000) $3,772 Avg Close $29.71 Range $26.03 - $34.72
Q2 2015
Shares 136,750 Value ($000) $5,426 Avg Close $34.39 Range $32.50 - $36.27
Q1 2015
Shares 137,400 Value ($000) $5,243 Avg Close $34.58 Range $32.21 - $37.66
Q4 2014
Shares 136,850 Value ($000) $5,901 Avg Close $36.69 Range $32.58 - $39.93
Q3 2014
Shares 146,750 Value ($000) $6,133 Avg Close $38.23 Range $35.13 - $40.80
Q2 2014
Shares 154,600 Value ($000) $6,679 Avg Close $36.03 Range $33.45 - $38.82
Q1 2014
Shares 29,000 Value ($000) $1,291 Avg Close $36.24 Range $32.80 - $38.96