SIBONI ROGER S

Insider

First SEC filing: Feb. 15, 2005 · Latest: Feb. 15, 2005

On this page

Insider at Companies where this person is a reporting insider.
Insider transactions Every share this person bought or sold, from Form 4 filings.
Derivatives Options and other derivative holdings reported by this person.
Initial holdings The stakes this person held when they first started reporting.

Insider at

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 78 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

78 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
Feb. 8, 2022	DLB	A	2,783	—	—	37,554 Direct	+8.00%	Acquired	(price as of 2026-08-21)
Feb. 2, 2021	DLB	A	2,661	—	—	34,771 Direct	+8.29%	Acquired	(price as of 2026-08-21)
April 29, 2020	CDNS	S 10b5-1	6,500	$78.53	$510,445	44,891 Direct	-12.65%	Disposed	299.8% (price as of 2026-08-21)
April 29, 2020	CDNS	M	6,500	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
April 29, 2020	CDNS	M	6,500	$13.81	$89,765	51,391 Direct	+14.48%	Acquired	2173.5% (price as of 2026-08-21)
Feb. 14, 2020	CDNS	A	2,412	—	—	44,891 Direct	+5.68%	Acquired	(price as of 2026-08-21)
Feb. 4, 2020	DLB	A	3,627	—	—	32,110 Direct	+12.73%	Acquired	(price as of 2026-08-21)
Dec. 16, 2019	CDNS	M	3,500	—	—	6,500 Direct	-35.00%	Disposed	(price as of 2026-08-21)
Dec. 16, 2019	CDNS	M	10,000	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
Dec. 16, 2019	CDNS	M	8,000	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
Dec. 16, 2019	CDNS	S 10b5-1	21,500	$68.39	$1,470,385	42,479 Direct	-33.60%	Disposed	359.1% (price as of 2026-08-21)
Dec. 16, 2019	CDNS	M	3,500	$13.81	$48,335	63,979 Direct	+5.79%	Acquired	2173.5% (price as of 2026-08-21)
Dec. 16, 2019	CDNS	M	10,000	$14.22	$142,200	60,479 Direct	+19.81%	Acquired	2107.9% (price as of 2026-08-21)
Dec. 16, 2019	CDNS	M	8,000	$12.02	$96,160	50,479 Direct	+18.83%	Acquired	2512.1% (price as of 2026-08-21)
June 20, 2019	CDNS	M	8,500	—	—	8,000 Direct	-51.52%	Disposed	(price as of 2026-08-21)
June 20, 2019	CDNS	S 10b5-1	8,500	$72.52	$616,420	42,479 Direct	-16.67%	Disposed	332.9% (price as of 2026-08-21)
June 20, 2019	CDNS	M	8,500	$12.02	$102,170	50,979 Direct	+20.01%	Acquired	2512.1% (price as of 2026-08-21)
Feb. 27, 2019	CDNS	M	8,500	—	—	16,500 Direct	-34.00%	Disposed	(price as of 2026-08-21)
Feb. 27, 2019	CDNS	M	5,000	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
Feb. 27, 2019	CDNS	S 10b5-1	13,500	$57.10	$770,850	42,479 Direct	-24.12%	Disposed	449.9% (price as of 2026-08-21)
Feb. 27, 2019	CDNS	M	8,500	$12.02	$102,170	55,979 Direct	+17.90%	Acquired	2512.1% (price as of 2026-08-21)
Feb. 27, 2019	CDNS	M	5,000	$9.66	$48,300	47,479 Direct	+11.77%	Acquired	3150.2% (price as of 2026-08-21)
Feb. 22, 2019	CDNS	A	3,359	—	—	42,479 Direct	+8.59%	Acquired	(price as of 2026-08-21)
Feb. 5, 2019	DLB	A	3,996	—	—	28,483 Direct	+16.32%	Acquired	(price as of 2026-08-21)
Feb. 7, 2018	CDNS	A	4,926	—	—	39,120 Direct	+14.41%	Acquired	(price as of 2026-08-21)
Feb. 6, 2018	DLB	A	3,920	—	—	24,487 Direct	+19.06%	Acquired	(price as of 2026-08-21)
Nov. 1, 2017	CDNS	M	18,000	—	—	5,000 Direct	-78.26%	Disposed	(price as of 2026-08-21)
Nov. 1, 2017	CDNS	S 10b5-1	18,000	$43.14	$776,520	34,194 Direct	-34.49%	Disposed	627.8% (price as of 2026-08-21)
Nov. 1, 2017	CDNS	M	18,000	$9.66	$173,880	52,194 Direct	+52.64%	Acquired	3150.2% (price as of 2026-08-21)
April 28, 2017	CDNS	M	2,000	—	—	23,000 Direct	-8.00%	Disposed	(price as of 2026-08-21)
April 28, 2017	CDNS	M	18,507	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
April 28, 2017	CDNS	S 10b5-1	20,507	$32.32	$662,786	34,194 Direct	-37.49%	Disposed	871.4% (price as of 2026-08-21)
April 28, 2017	CDNS	M	2,000	$9.66	$19,320	54,701 Direct	+3.79%	Acquired	3150.2% (price as of 2026-08-21)
April 28, 2017	CDNS	M	18,507	$6.51	$120,481	52,701 Direct	+54.12%	Acquired	4722.9% (price as of 2026-08-21)
Feb. 21, 2017	CDNS	A	5,521	—	—	34,194 Direct	+19.26%	Acquired	(price as of 2026-08-21)
Feb. 7, 2017	DLB	A	5,233	—	—	20,567 Direct	+34.13%	Acquired	(price as of 2026-08-21)
May 12, 2016	DLB	M	13,921	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
May 12, 2016	DLB	S	13,921	$45.44	$632,570	15,334 Direct	-47.59%	Disposed	41.8% (price as of 2026-08-21)
May 12, 2016	DLB	M	13,921	$29.37	$408,860	29,255 Direct	+90.79%	Acquired	119.4% (price as of 2026-08-21)
April 28, 2016	CDNS	S	9,906	$23.50	$232,791	28,673 Direct	-25.68%	Disposed	1236.0% (price as of 2026-08-21)
Feb. 8, 2016	CDNS	A	8,673	—	—	38,579 Direct	+29.00%	Acquired	(price as of 2026-08-21)
Feb. 2, 2016	DLB	A	7,575	—	—	15,334 Direct	+97.63%	Acquired	(price as of 2026-08-21)
Jan. 4, 2016	CDNS	M	6,493	—	—	18,507 Direct	-25.97%	Disposed	(price as of 2026-08-21)
Jan. 4, 2016	CDNS	M	7,078	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
Jan. 4, 2016	CDNS	S 10b5-1	13,571	$20.42	$277,120	29,906 Direct	-31.21%	Disposed	1437.6% (price as of 2026-08-21)
Jan. 4, 2016	CDNS	M	6,493	$6.51	$42,269	43,477 Direct	+17.56%	Acquired	4722.9% (price as of 2026-08-21)
Jan. 4, 2016	CDNS	M	7,078	$4.06	$28,737	36,984 Direct	+23.67%	Acquired	7633.3% (price as of 2026-08-21)
Oct. 29, 2015	CDNS	M	15,922	—	—	7,078 Direct	-69.23%	Disposed	(price as of 2026-08-21)
Oct. 29, 2015	CDNS	M	25,000	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
Oct. 29, 2015	CDNS	M	5,653	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
Oct. 29, 2015	CDNS	S 10b5-1	46,575	$22.12	$1,030,239	29,906 Direct	-60.90%	Disposed	1319.4% (price as of 2026-08-21)
Oct. 29, 2015	CDNS	M	15,922	$4.06	$64,643	76,481 Direct	+26.29%	Acquired	7633.3% (price as of 2026-08-21)
Oct. 29, 2015	CDNS	M	25,000	$20.53	$513,250	60,559 Direct	+70.31%	Acquired	1429.3% (price as of 2026-08-21)
Oct. 29, 2015	CDNS	M	5,653	$18.08	$102,206	35,559 Direct	+18.90%	Acquired	1636.6% (price as of 2026-08-21)
Oct. 26, 2015	DLB	M	5,568	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
Oct. 26, 2015	DLB	S	5,568	$35.06	$195,214	7,759 Direct	-41.78%	Disposed	83.8% (price as of 2026-08-21)
Oct. 26, 2015	DLB	M	5,568	$18.05	$100,502	13,327 Direct	+71.76%	Acquired	257.0% (price as of 2026-08-21)
May 4, 2015	CDNS	M	10,040	—	—	5,653 Direct	-63.98%	Disposed	(price as of 2026-08-21)
May 4, 2015	CDNS	S	10,040	$19.06	$191,362	29,906 Direct	-25.13%	Disposed	1547.3% (price as of 2026-08-21)
May 4, 2015	CDNS	M	10,040	$18.08	$181,523	39,946 Direct	+33.57%	Acquired	1636.6% (price as of 2026-08-21)
May 1, 2015	CDNS	M	19,493	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
May 1, 2015	CDNS	M	9,307	—	—	15,693 Direct	-37.23%	Disposed	(price as of 2026-08-21)
May 1, 2015	CDNS	S	28,800	$19.01	$547,488	29,906 Direct	-49.06%	Disposed	1551.6% (price as of 2026-08-21)
May 1, 2015	CDNS	M	19,493	$10.94	$213,253	58,706 Direct	+49.71%	Acquired	2769.9% (price as of 2026-08-21)
May 1, 2015	CDNS	M	9,307	$18.08	$168,271	39,213 Direct	+31.12%	Acquired	1636.6% (price as of 2026-08-21)
April 30, 2015	CDNS	M	2,000	—	—	23,000 Direct	-8.00%	Disposed	(price as of 2026-08-21)
April 30, 2015	CDNS	M	5,507	—	—	19,493 Direct	-22.03%	Disposed	(price as of 2026-08-21)
April 30, 2015	CDNS	S	7,507	$19.00	$142,633	29,906 Direct	-20.07%	Disposed	1552.5% (price as of 2026-08-21)
April 30, 2015	CDNS	M	2,000	$4.06	$8,120	37,413 Direct	+5.65%	Acquired	7633.3% (price as of 2026-08-21)
April 30, 2015	CDNS	M	5,507	$10.94	$60,247	35,413 Direct	+18.41%	Acquired	2769.9% (price as of 2026-08-21)
Feb. 9, 2015	CDNS	A	9,906	—	—	29,906 Direct	+49.53%	Acquired	(price as of 2026-08-21)
Feb. 5, 2015	DLB	S	3,705	$39.12	$144,940	7,759 Direct	-32.32%	Disposed	64.7% (price as of 2026-08-21)
Feb. 4, 2015	DLB	S	3,706	$38.75	$143,608	11,464 Direct	-24.43%	Disposed	66.3% (price as of 2026-08-21)
Feb. 3, 2015	DLB	A	7,759	—	—	15,170 Direct	+104.70%	Acquired	(price as of 2026-08-21)
Nov. 6, 2014	DLB	M	5,568	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
Nov. 6, 2014	DLB	S	5,568	$42.60	$237,197	7,411 Direct	-42.90%	Disposed	51.2% (price as of 2026-08-21)
Nov. 6, 2014	DLB	M	5,568	$20.43	$113,754	12,979 Direct	+75.13%	Acquired	215.4% (price as of 2026-08-21)
June 13, 2014	CDNS	M	20,400	$14.59	$297,636	40,400 Direct	+102.00%	Acquired	2052.0% (price as of 2026-08-21)
June 13, 2014	CDNS	S	20,400	$16.92	$345,168	20,000 Direct	-50.50%	Disposed	1755.6% (price as of 2026-08-21)
June 13, 2014	CDNS	M	20,400	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
June 12, 2014	CDNS	M	4,600	$14.59	$67,114	24,600 Direct	+23.00%	Acquired	2052.0% (price as of 2026-08-21)
June 12, 2014	CDNS	S	4,600	$16.98	$78,108	20,000 Direct	-18.70%	Disposed	1749.1% (price as of 2026-08-21)
June 12, 2014	CDNS	M	4,600	—	—	20,400 Direct	-18.40%	Disposed	(price as of 2026-08-21)
May 8, 2014	DLB	M	1,774	$1.87	$3,317	1,774 Direct	—	Acquired	3345.5% (price as of 2026-08-21)
May 8, 2014	DLB	C	1,774	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
May 8, 2014	DLB	M	1,774	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
May 8, 2014	DLB	S	1,774	$39.14	$69,434	7,411 Direct	-19.31%	Disposed	64.6% (price as of 2026-08-21)
May 8, 2014	DLB	C	1,774	—	—	9,185 Direct	+23.94%	Acquired	(price as of 2026-08-21)
May 7, 2014	DLB	C	4,000	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
May 7, 2014	DLB	M	4,000	$1.87	$7,480	4,000 Direct	—	Acquired	3345.5% (price as of 2026-08-21)
May 7, 2014	DLB	M	4,000	—	—	1,774 Direct	-69.28%	Disposed	(price as of 2026-08-21)
May 7, 2014	DLB	S	4,000	$39.03	$156,120	7,411 Direct	-35.05%	Disposed	65.1% (price as of 2026-08-21)
May 7, 2014	DLB	C	4,000	—	—	11,411 Direct	+53.97%	Acquired	(price as of 2026-08-21)
May 6, 2014	DLB	C	4,000	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
May 6, 2014	DLB	M	4,000	$1.87	$7,480	4,000 Direct	—	Acquired	3345.5% (price as of 2026-08-21)
May 6, 2014	DLB	M	4,000	—	—	5,774 Direct	-40.92%	Disposed	(price as of 2026-08-21)
May 6, 2014	DLB	S	4,000	$39.15	$156,600	7,411 Direct	-35.05%	Disposed	64.6% (price as of 2026-08-21)
May 6, 2014	DLB	C	4,000	—	—	11,411 Direct	+53.97%	Acquired	(price as of 2026-08-21)
May 5, 2014	DLB	C	5,000	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
May 5, 2014	DLB	M	5,000	$1.87	$9,350	5,000 Direct	—	Acquired	3345.5% (price as of 2026-08-21)

Showing latest 100 of 170 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
April 29, 2020	CDNS	Non-Qualified Stock Option (right to buy)	Common Stock (6,500)	$13.81	Feb. 4, 2024	6,500	Disposed
Dec. 16, 2019	CDNS	Non-Qualified Stock Option (right to buy)	Common Stock (3,500)	$13.81	Feb. 4, 2024	3,500	Disposed
Dec. 16, 2019	CDNS	Non-Qualified Stock Option (right to buy)	Common Stock (10,000)	$14.22	Feb. 11, 2023	10,000	Disposed
Dec. 16, 2019	CDNS	Non-Qualified Stock Option (right to buy)	Common Stock (8,000)	$12.02	April 2, 2022	8,000	Disposed
June 20, 2019	CDNS	Non-Qualified Stock Option (right to buy)	Common Stock (8,500)	$12.02	April 2, 2022	8,500	Disposed
Feb. 27, 2019	CDNS	Non-Qualified Stock Option (right to buy)	Common Stock (8,500)	$12.02	April 2, 2022	8,500	Disposed
Feb. 27, 2019	CDNS	Non-Qualified Stock Option (right to buy)	Common Stock (5,000)	$9.66	April 1, 2021	5,000	Disposed
Nov. 1, 2017	CDNS	Non-Qualified Stock Option (right to buy)	Common Stock (18,000)	$9.66	April 1, 2021	18,000	Disposed
April 28, 2017	CDNS	Non-Qualified Stock Option (right to buy)	Common Stock (2,000)	$9.66	April 1, 2021	2,000	Disposed
April 28, 2017	CDNS	Non-Qualified Stock Option (right to buy)	Common Stock (18,507)	$6.51	April 1, 2020	18,507	Disposed
May 12, 2016	DLB	Employee Stock Option (right to buy)	Class A Common Stock (13,921)	$29.37	Feb. 6, 2017	13,921	Disposed
Jan. 4, 2016	CDNS	Non-Qualified Stock Option (right to buy)	Common Stock (6,493)	$6.51	April 1, 2020	6,493	Disposed
Jan. 4, 2016	CDNS	Non-Qualified Stock Option (right to buy)	Common Stock (7,078)	$4.06	April 1, 2019	7,078	Disposed
Oct. 29, 2015	CDNS	Non-Qualified Stock Option (right to buy)	Common Stock (15,922)	$4.06	April 1, 2019	15,922	Disposed
Oct. 29, 2015	CDNS	Non-Qualified Stock Option (right to buy)	Common Stock (25,000)	$20.53	April 2, 2017	25,000	Disposed
Oct. 29, 2015	CDNS	Non-Qualified Stock Option (right to buy)	Common Stock (5,653)	$18.08	April 1, 2016	5,653	Disposed
Oct. 26, 2015	DLB	Stock Option (right to buy)	Class A Common Stock (5,568)	$18.05	Feb. 14, 2016	5,568	Disposed
May 4, 2015	CDNS	Non-Qualified Stock Option (right to buy)	Common Stock (10,040)	$18.08	April 1, 2016	10,040	Disposed
May 1, 2015	CDNS	Non-Qualified Stock Option (right to buy)	Common Stock (19,493)	$10.94	April 1, 2018	19,493	Disposed
May 1, 2015	CDNS	Non-Qualified Stock Option (right to buy)	Common Stock (9,307)	$18.08	April 1, 2016	9,307	Disposed
April 30, 2015	CDNS	Non-Qualified Stock Option (right to buy)	Common Stock (2,000)	$4.06	April 1, 2019	2,000	Disposed
April 30, 2015	CDNS	Non-Qualified Stock Option (right to buy)	Common Stock (5,507)	$10.94	April 1, 2018	5,507	Disposed
Nov. 6, 2014	DLB	Stock Option (right to buy)	Class A Common Stock (5,568)	$20.43	July 15, 2015	5,568	Disposed
June 13, 2014	CDNS	Non-Qualified Stock Option (right to buy)	Common Stock (20,400)	$14.59	April 1, 2015	20,400	Disposed
June 12, 2014	CDNS	Non-Qualified Stock Option (right to buy)	Common Stock (4,600)	$14.59	April 1, 2015	4,600	Disposed
May 8, 2014	DLB	Class B Common Stock	Class A Common Stock (1,774)	—	—	1,774	Acquired
May 8, 2014	DLB	Class B Common Stock	Class A Common Stock (1,774)	—	—	1,774	Disposed
May 8, 2014	DLB	Stock Option (Right to Buy)	Class B Common Stock (1,774)	$1.87	Aug. 3, 2014	1,774	Disposed
May 7, 2014	DLB	Class B Common Stock	Class A Common Stock (4,000)	—	—	4,000	Disposed
May 7, 2014	DLB	Class B Common Stock	Class A Common Stock (4,000)	—	—	4,000	Acquired
May 7, 2014	DLB	Stock Option (Right to Buy)	Class B Common Stock (4,000)	$1.87	Aug. 30, 2014	4,000	Disposed
May 6, 2014	DLB	Class B Common Stock	Class A Common Stock (4,000)	—	—	4,000	Disposed
May 6, 2014	DLB	Class B Common Stock	Class A Common Stock (4,000)	—	—	4,000	Acquired
May 6, 2014	DLB	Stock Option (Right to Buy)	Class B Common Stock (4,000)	$1.87	Aug. 3, 2014	4,000	Disposed
May 5, 2014	DLB	Class B Common Stock	Class A Common Stock (5,000)	—	—	5,000	Disposed
May 5, 2014	DLB	Class B Common Stock	Class A Common Stock (5,000)	—	—	5,000	Acquired
May 5, 2014	DLB	Stock Option (Right to Buy)	Class B Common Stock (5,000)	$1.87	Aug. 30, 2014	5,000	Disposed
May 2, 2014	DLB	Class B Common Stock	Class A Common Stock (7,500)	—	—	7,500	Disposed
May 2, 2014	DLB	Class B Common Stock	Class A Common Stock (7,500)	—	—	7,500	Acquired
May 2, 2014	DLB	Stock Option (Right to Buy)	Class B Common Stock (7,500)	$1.87	Aug. 3, 2014	7,500	Disposed
Feb. 24, 2014	CDNS	Non-Qualified Stock Option (right to buy)	Common Stock (25,000)	$14.87	April 1, 2014	25,000	Disposed
Feb. 4, 2014	CDNS	Non-Qualified Stock Option (right to buy)	Common Stock (10,000)	$13.81	Feb. 4, 2024	10,000	Acquired
Feb. 11, 2013	CDNS	Non-Qualified Stock Option (right to buy)	Common Stock (10,000)	$14.22	Feb. 11, 2023	10,000	Acquired
July 26, 2012	CDNS	Non-qualified Stock Option (right to buy)	Common Stock (37,500)	$10.42	April 1, 2013	37,500	Disposed
April 2, 2012	CDNS	Non-Qualified Stock Option (right to buy)	Common Stock (25,000)	$12.02	April 2, 2022	25,000	Acquired
Feb. 15, 2012	DLB	Class B Common Stock	Class A Common Stock (6,800)	—	—	6,800	Disposed
Feb. 15, 2012	DLB	Class B Common Stock	Class A Common Stock (6,800)	—	—	6,800	Acquired
Feb. 15, 2012	DLB	Stock Option (Right to Buy)	Class B Common Stock (6,800)	—	Aug. 3, 2014	6,800	Disposed
Feb. 13, 2012	DLB	Class B Common Stock	Class A Common Stock (3,200)	—	—	3,200	Disposed
Feb. 13, 2012	DLB	Class B Common Stock	Class A Common Stock (3,200)	—	—	3,200	Acquired
Feb. 13, 2012	DLB	Stock Option (Right to Buy)	Class B Common Stock (3,200)	—	Aug. 3, 2014	3,200	Disposed
April 1, 2011	CDNS	Non-Qualified Stock Option (right to buy)	Common Stock (25,000)	$9.66	April 1, 2021	25,000	Acquired
Feb. 18, 2011	DLB	Class B Common Stock	Class A Common Stock (10,000)	—	—	10,000	Disposed
Feb. 18, 2011	DLB	Class B Common Stock	Class A Common Stock (10,000)	—	—	10,000	Acquired
Feb. 18, 2011	DLB	Stock Option (Right to Buy)	Class B Common Stock (10,000)	—	Aug. 3, 2014	10,000	Disposed
Feb. 15, 2011	DLB	Class B Common Stock	Class A Common Stock (10,000)	—	—	10,000	Disposed
Feb. 15, 2011	DLB	Class B Common Stock	Class A Common Stock (10,000)	—	—	10,000	Acquired
Feb. 15, 2011	DLB	Stock Option (Right to Buy)	Class B Common Stock (10,000)	—	Aug. 3, 2014	10,000	Disposed
April 1, 2010	CDNS	Non-Qualified Stock Option (right to buy)	Common Stock (25,000)	$6.51	April 1, 2020	25,000	Acquired
April 1, 2009	CDNS	Non-qualified stock option (right to buy)	Common Stock (25,000)	$4.06	April 1, 2019	25,000	Acquired
April 1, 2008	CDNS	Non-Qualified Stock Option (Right to buy)	Common Stock (25,000)	$10.94	April 1, 2015	25,000	Acquired
April 2, 2007	CDNS	Non-Qualified Stock Option (Right to buy)	Common Stock (25,000)	$20.53	April 2, 2014	25,000	Acquired
Feb. 6, 2007	DLB	Stock Option (Right to Buy)	Class A Common Stock (12,500)	$32.70	Feb. 6, 2017	12,500	Acquired
April 1, 2006	CDNS	Non-qualified stock option (right to buy)	Common Stock (25,000)	$18.08	April 1, 2016	25,000	Acquired
Feb. 14, 2006	DLB	Stock Option (Right to Buy)	Class A Common Stock (10,000)	$20.10	Feb. 14, 2016	10,000	Acquired
July 15, 2005	DLB	Stock Option (Right to Buy)	Class A Common Stock (10,000)	$22.75	July 14, 2015	10,000	Acquired
April 1, 2005	CDNS	Non-qualified stock option (right to buy)	Common Stock (25,000)	$14.59	April 1, 2015	25,000	Acquired
April 1, 2004	CDNS	Non-Qualified Stock Option (right to buy)	Common Stock (25,000)	$14.87	April 1, 2014	25,000	Acquired
April 1, 2003	CDNS	Employee Stock Options (right to buy)	Common Stock (37,500)	$10.42	April 1, 2013	37,500	Acquired

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

Initial ownership (Form 3) 1 holding

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

Date	Ticker	Security	Shares	Ownership
Feb. 15, 2005	DLB	Stock Options (right to buy)→ Class B Common Stock [F2] (100,000)	100,000	Direct