Willie A Deese

Insider

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

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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 + 99 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

99 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
May 1, 2026	PEG	A	2,246	$80.15	$180,017	11,933 Direct	+23.19%	Acquired	-6.0% (price as of 2026-08-20)
Jan. 9, 2026	XRAY	A	202	—	—	57,748 Direct	+0.35%	Acquired	(price as of 2026-08-20)
Dec. 3, 2025	PEG	G	1,000	—	—	9,650 Direct	-9.39%	Disposed	(price as of 2026-08-20)
Oct. 10, 2025	XRAY	A	179	—	—	57,547 Direct	+0.31%	Acquired	(price as of 2026-08-20)
July 11, 2025	XRAY	A	139	—	—	57,367 Direct	+0.24%	Acquired	(price as of 2026-08-20)
May 22, 2025	XRAY	A	13,880	—	—	57,228 Direct	+32.02%	Acquired	(price as of 2026-08-20)
May 1, 2025	PEG	A	2,289	$78.66	$180,053	10,615 Direct	+27.49%	Acquired	-4.2% (price as of 2026-08-20)
April 11, 2025	XRAY	A	87	—	—	43,348 Direct	+0.20%	Acquired	(price as of 2026-08-20)
Jan. 10, 2025	XRAY	A	68	—	—	43,260 Direct	+0.16%	Acquired	(price as of 2026-08-20)
Oct. 11, 2024	XRAY	A	48	—	—	43,192 Direct	+0.11%	Acquired	(price as of 2026-08-20)
July 12, 2024	XRAY	A	51	—	—	43,144 Direct	+0.12%	Acquired	(price as of 2026-08-20)
May 23, 2024	XRAY	A	7,994	—	—	43,093 Direct	+22.78%	Acquired	(price as of 2026-08-20)
May 1, 2024	PEG	A	2,579	$69.81	$180,040	8,249 Direct	+45.49%	Acquired	7.9% (price as of 2026-08-20)
April 12, 2024	XRAY	A	26	—	—	35,099 Direct	+0.07%	Acquired	(price as of 2026-08-20)
Jan. 12, 2024	XRAY	A	21	—	—	35,073 Direct	+0.06%	Acquired	(price as of 2026-08-20)
Oct. 13, 2023	XRAY	A	49	—	—	35,051 Direct	+0.14%	Acquired	(price as of 2026-08-20)
July 14, 2023	XRAY	A	41	—	—	35,002 Direct	+0.12%	Acquired	(price as of 2026-08-20)
May 25, 2023	XRAY	A	5,419	—	—	34,961 Direct	+18.34%	Acquired	(price as of 2026-08-20)
May 1, 2023	PEG	A	2,851	$63.14	$180,012	5,562 Direct	+105.16%	Acquired	19.3% (price as of 2026-08-20)
April 15, 2023	XRAY	A	23	—	—	29,542 Direct	+0.08%	Acquired	(price as of 2026-08-20)
Jan. 13, 2023	XRAY	A	25	—	—	29,519 Direct	+0.08%	Acquired	(price as of 2026-08-20)
Nov. 15, 2022	XRAY	A	6,382	—	—	29,494 Direct	+27.61%	Acquired	(price as of 2026-08-20)
May 23, 2022	XRAY	F	6,814	$38.50	$262,339	23,112 Direct	-22.77%	Disposed	-71.6% (price as of 2026-08-20)
May 23, 2022	XRAY	M	6,900	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
May 23, 2022	XRAY	M	6,900	$38.02	$262,338	29,926 Direct	+29.97%	Acquired	-71.2% (price as of 2026-08-20)
May 2, 2022	PEG	A	2,615	$68.85	$180,043	2,615 Direct	—	Acquired	9.4% (price as of 2026-08-20)
April 8, 2022	XRAY	A	8	—	—	23,026 Direct	+0.03%	Acquired	(price as of 2026-08-20)
Jan. 14, 2022	XRAY	A	6	—	—	23,018 Direct	+0.03%	Acquired	(price as of 2026-08-20)
Oct. 8, 2021	XRAY	A	6	$60.01	$360	23,012 Direct	+0.03%	Acquired	-81.8% (price as of 2026-08-20)
July 9, 2021	XRAY	A	5	$64.18	$321	23,007 Direct	+0.02%	Acquired	-83.0% (price as of 2026-08-20)
May 27, 2021	XRAY	A	3,008	—	—	23,002 Direct	+15.04%	Acquired	(price as of 2026-08-20)
May 3, 2021	PEG	A	2,121	$63.65	$135,002	17,345 Direct	+13.93%	Acquired	18.4% (price as of 2026-08-20)
April 9, 2021	XRAY	A	8	—	—	19,994 Direct	+0.04%	Acquired	(price as of 2026-08-20)
Jan. 8, 2021	XRAY	A	9	—	—	19,986 Direct	+0.05%	Acquired	(price as of 2026-08-20)
Nov. 23, 2020	XRAY	M	7,600	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Nov. 23, 2020	XRAY	M	2,500	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Nov. 23, 2020	XRAY	S	10,100	$50.50	$510,050	19,977 Direct	-33.58%	Disposed	-78.3% (price as of 2026-08-20)
Nov. 23, 2020	XRAY	M	7,600	$38.57	$293,132	30,077 Direct	+33.81%	Acquired	-71.6% (price as of 2026-08-20)
Nov. 23, 2020	XRAY	M	2,500	$36.62	$91,550	22,477 Direct	+12.51%	Acquired	-70.1% (price as of 2026-08-20)
Oct. 9, 2020	XRAY	A	11	—	—	19,977 Direct	+0.06%	Acquired	(price as of 2026-08-20)
July 10, 2020	XRAY	A	11	—	—	19,966 Direct	+0.06%	Acquired	(price as of 2026-08-20)
May 21, 2020	XRAY	A	4,766	—	—	19,955 Direct	+31.38%	Acquired	(price as of 2026-08-20)
May 1, 2020	PEG	A	2,733	$49.41	$135,038	14,692 Direct	+22.85%	Acquired	52.5% (price as of 2026-08-20)
April 10, 2020	XRAY	A	9	—	—	15,189 Direct	+0.06%	Acquired	(price as of 2026-08-20)
Jan. 10, 2020	XRAY	A	6	—	—	15,180 Direct	+0.04%	Acquired	(price as of 2026-08-20)
Oct. 11, 2019	XRAY	A	6	—	—	15,174 Direct	+0.04%	Acquired	(price as of 2026-08-20)
July 12, 2019	XRAY	A	5	—	—	15,168 Direct	+0.03%	Acquired	(price as of 2026-08-20)
May 24, 2019	XRAY	A	3,256	—	—	15,163 Direct	+27.35%	Acquired	(price as of 2026-08-20)
May 1, 2019	PEG	A	2,297	$58.78	$135,018	11,556 Direct	+24.81%	Acquired	28.2% (price as of 2026-08-20)
April 12, 2019	XRAY	A	3	—	—	11,907 Direct	+0.03%	Acquired	(price as of 2026-08-20)
Jan. 11, 2019	XRAY	A	4	—	—	11,904 Direct	+0.03%	Acquired	(price as of 2026-08-20)
Oct. 12, 2018	XRAY	A	4	—	—	11,899 Direct	+0.03%	Acquired	(price as of 2026-08-20)
July 13, 2018	XRAY	A	4	—	—	11,895 Direct	+0.03%	Acquired	(price as of 2026-08-20)
May 23, 2018	XRAY	A	8,500	—	—	8,500 Direct	—	Acquired	(price as of 2026-08-20)
May 23, 2018	XRAY	A	1,882	—	—	11,891 Direct	+18.80%	Acquired	(price as of 2026-08-20)
May 1, 2018	PEG	A	2,604	$51.86	$135,043	8,956 Direct	+40.99%	Acquired	45.3% (price as of 2026-08-20)
April 13, 2018	XRAY	A	2	—	—	10,009 Direct	+0.02%	Acquired	(price as of 2026-08-20)
Jan. 12, 2018	XRAY	A	2	—	—	10,007 Direct	+0.02%	Acquired	(price as of 2026-08-20)
Oct. 13, 2017	XRAY	A	2	—	—	10,005 Direct	+0.02%	Acquired	(price as of 2026-08-20)
July 14, 2017	XRAY	A	2	—	—	10,003 Direct	+0.02%	Acquired	(price as of 2026-08-20)
May 25, 2017	XRAY	M	1,220	—	—	10,001 Direct	+13.89%	Acquired	(price as of 2026-08-20)
May 25, 2017	XRAY	M	1,220	—	—	2 Direct	-99.84%	Disposed	(price as of 2026-08-20)
May 24, 2017	XRAY	A	1,395	—	—	8,781 Direct	+18.89%	Acquired	(price as of 2026-08-20)
May 24, 2017	XRAY	A	7,300	—	—	7,300 Direct	—	Acquired	(price as of 2026-08-20)
May 22, 2017	XRAY	M	1,601	—	—	7,386 Direct	+27.68%	Acquired	(price as of 2026-08-20)
May 22, 2017	XRAY	M	1,601	—	—	1,222 Direct	-56.71%	Disposed	(price as of 2026-08-20)
May 21, 2017	XRAY	M	1,412	—	—	5,785 Direct	+32.29%	Acquired	(price as of 2026-08-20)
May 21, 2017	XRAY	M	1,412	—	—	2,823 Direct	-33.34%	Disposed	(price as of 2026-08-20)
May 20, 2017	XRAY	M	1,441	—	—	4,373 Direct	+49.15%	Acquired	(price as of 2026-08-20)
May 20, 2017	XRAY	M	1,441	—	—	4,235 Direct	-25.39%	Disposed	(price as of 2026-08-20)
May 1, 2017	PEG	A	3,089	$43.71	$135,020	6,125 Direct	+101.75%	Acquired	72.4% (price as of 2026-08-20)
April 14, 2017	XRAY	A	8	—	—	5,676 Direct	+0.14%	Acquired	(price as of 2026-08-20)
Jan. 13, 2017	XRAY	A	8	—	—	5,668 Direct	+0.14%	Acquired	(price as of 2026-08-20)
Oct. 14, 2016	XRAY	A	7	—	—	5,662 Direct	+0.12%	Acquired	(price as of 2026-08-20)
July 8, 2016	XRAY	A	7	—	—	5,655 Direct	+0.12%	Acquired	(price as of 2026-08-20)
May 25, 2016	XRAY	A	1,214	—	—	5,648 Direct	+27.38%	Acquired	(price as of 2026-08-20)
May 25, 2016	XRAY	A	5,800	—	—	5,800 Direct	—	Acquired	(price as of 2026-08-20)
May 23, 2016	XRAY	M	1,748	—	—	2,932 Direct	+147.64%	Acquired	(price as of 2026-08-20)
May 23, 2016	XRAY	M	1,748	—	—	4,436 Direct	-28.27%	Disposed	(price as of 2026-08-20)
May 23, 2016	XRAY	M	1,746	—	—	2,930 Direct	+147.47%	Acquired	(price as of 2026-08-20)
May 23, 2016	XRAY	M	1,746	—	—	4,434 Direct	-28.25%	Disposed	(price as of 2026-08-20)
May 2, 2016	PEG	A	2,924	$46.17	$135,001	2,924 Direct	—	Acquired	63.2% (price as of 2026-08-20)
April 8, 2016	XRAY	A	8	—	—	6,180 Direct	+0.13%	Acquired	(price as of 2026-08-20)
Feb. 22, 2016	MRK	A	14,557	$50.77	$739,059	133,759 Direct	+12.21%	Acquired	210.4% (price as of 2026-08-20)
Jan. 8, 2016	XRAY	A	7	—	—	6,172 Direct	+0.11%	Acquired	(price as of 2026-08-20)
Oct. 9, 2015	XRAY	A	9	—	—	6,165 Direct	+0.15%	Acquired	(price as of 2026-08-20)
July 10, 2015	XRAY	A	9	—	—	6,156 Direct	+0.15%	Acquired	(price as of 2026-08-20)
May 25, 2015	XRAY	M	914	—	—	6,147 Direct	-12.94%	Disposed	(price as of 2026-08-20)
May 23, 2015	XRAY	M	914	—	—	1,184 Direct	+338.52%	Acquired	(price as of 2026-08-20)
May 21, 2015	XRAY	A	6,700	—	—	6,700 Direct	—	Acquired	(price as of 2026-08-20)
May 21, 2015	XRAY	A	1,426	—	—	7,061 Direct	+25.31%	Acquired	(price as of 2026-08-20)
May 2, 2015	MRK	M	7,636	$59.86	$457,091	0 Direct	-100.00%	Disposed	163.3% (price as of 2026-08-20)
May 2, 2015	MRK	F	3,438	$59.86	$205,799	119,193 Direct	-2.80%	Disposed	163.3% (price as of 2026-08-20)
May 2, 2015	MRK	M	7,636	—	—	122,631 Direct	+6.64%	Acquired	(price as of 2026-08-20)
May 1, 2015	MRK	A	99,071	—	—	99,071 Direct	—	Acquired	(price as of 2026-08-20)
April 10, 2015	XRAY	A	8	—	—	5,635 Direct	+0.14%	Acquired	(price as of 2026-08-20)
Feb. 23, 2015	MRK	A	8,762	$58.30	$510,825	114,992 Direct	+8.25%	Acquired	170.3% (price as of 2026-08-20)
Feb. 11, 2015	MRK	M	48,144	—	—	8,346 Direct	-85.23%	Disposed	(price as of 2026-08-20)
Feb. 11, 2015	MRK	M	34,680	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Feb. 11, 2015	MRK	M	53,040	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)

Showing latest 100 of 241 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 23, 2022	XRAY	Stock Option (Right to Buy)	Common Stock (6,900)	$38.02	May 23, 2022	6,900	Disposed
May 3, 2021	PEG	Restricted Stock Units	Common Stock (2,121)	—	—	2,121	Acquired
Nov. 23, 2020	XRAY	Stock Option (Right to Buy)	Common Stock (7,600)	$38.57	May 25, 2021	7,600	Disposed
Nov. 23, 2020	XRAY	Stock Option (Right to Buy)	Common Stock (2,500)	$36.62	Feb. 11, 2021	2,500	Disposed
May 1, 2020	PEG	Restricted Stock Units	Common Stock (2,733)	—	—	2,733	Acquired
May 1, 2019	PEG	Restricted Stock Units	Common Stock (2,297)	—	—	2,297	Acquired
May 23, 2018	XRAY	Stock Option (Right to Buy)	Common Stock (8,500)	$46.50	May 23, 2028	8,500	Acquired
May 1, 2018	PEG	Restricted Stock Units	Common Stock	—	—	2,604	Acquired
May 25, 2017	XRAY	RSU (Restricted Stock Unit)	Common Stock (1,220)	—	—	1,220	Disposed
May 24, 2017	XRAY	Stock Option (Right to Buy)	Common Stock (7,300)	$62.73	May 24, 2027	7,300	Acquired
May 22, 2017	XRAY	RSU (Restricted Stock Unit)	Common Stock (1,601)	—	—	1,601	Disposed
May 21, 2017	XRAY	RSU (Restricted Stock Unit)	Common Stock (1,412)	—	—	1,412	Disposed
May 20, 2017	XRAY	RSU (Restricted Stock Unit)	Common Stock (1,441)	—	—	1,441	Disposed
May 1, 2017	PEG	Restricted Stock Units	Common Stock (3,089)	—	—	3,089	Acquired
April 14, 2017	XRAY	RSU (Restricted Stock Unit)	Common Stock (8)	—	—	8	Acquired
Jan. 13, 2017	XRAY	RSU (Restricted Stock Unit)	Common Stock (8)	—	—	8	Acquired
Oct. 14, 2016	XRAY	RSU (Restricted Stock Unit)	Common Stock (7)	—	—	7	Acquired
July 8, 2016	XRAY	RSU (Restricted Stock Unit)	Common Stock (7)	—	—	7	Acquired
May 25, 2016	XRAY	RSU (Restricted Stock Unit)	Common Stock (1,214)	—	May 25, 2017	1,214	Acquired
May 25, 2016	XRAY	Stock Option (Right to Buy)	Common Stock (5,800)	$61.77	May 25, 2026	5,800	Acquired
May 23, 2016	XRAY	Common Stock	Common Stock (1,748)	—	May 23, 2016	1,748	Disposed
May 23, 2016	XRAY	RSU (Restricted Stock Unit)	Common Stock (1,746)	—	May 23, 2016	1,746	Disposed
May 2, 2016	PEG	Phantom Stock	Common Stock (2,924)	—	—	2,924	Acquired
April 8, 2016	XRAY	RSU (Restricted Stock Unit)	Common Stock (8)	—	—	8	Acquired
Jan. 8, 2016	XRAY	RSU (Restricted Stock Unit)	Common Stock (7)	—	—	7	Acquired
Oct. 9, 2015	XRAY	RSU (Restricted Stock Unit)	Common Stock (9)	—	—	9	Acquired
July 10, 2015	XRAY	RSU (Restricted Stock Unit)	Common Stock (9)	—	—	9	Acquired
May 25, 2015	XRAY	RSU (Restricted Stock Unit)	Common Stock (914)	$51.86	—	914	Disposed
May 21, 2015	XRAY	Stock Option	Common Stock (6,700)	$52.61	May 21, 2025	6,700	Acquired
May 21, 2015	XRAY	RSU (Restricted Stock Unit)	Common Stock (1,426)	—	—	1,426	Acquired
May 2, 2015	MRK	Restricted Stock Unit	Common Stock (7,636)	—	May 2, 2015	7,636	Disposed
May 1, 2015	MRK	Stock Option (right to buy)	Common Stock (99,071)	$59.86	April 30, 2025	99,071	Acquired
April 10, 2015	XRAY	RSU (Restricted Stock Unit)	Common Stock (8)	—	—	8	Acquired
Feb. 11, 2015	MRK	Stock Option (right to buy)	Common Stock (48,144)	$33.49	May 6, 2020	48,144	Disposed
Feb. 11, 2015	MRK	Stock Option (right to buy)	Common Stock (34,680)	$44.19	March 1, 2017	34,680	Disposed
Feb. 11, 2015	MRK	Stock Option (right to buy)	Common Stock (53,040)	$44.30	Feb. 28, 2018	53,040	Disposed
Jan. 9, 2015	XRAY	RSU (Restricted Stock Unit)	Common Stock (7)	—	—	7	Acquired
Oct. 10, 2014	XRAY	RSU (Restricted Stock Unit)	Common Stock (8)	—	—	8	Acquired
July 11, 2014	XRAY	RSU (Restricted Stock Unit)	Common Stock (8)	—	—	8	Acquired
June 27, 2014	MRK	Stock Option (right to buy)	Common Stock (42,956)	$23.45	April 23, 2019	42,956	Disposed
June 27, 2014	MRK	Stock Option (right to buy)	Common Stock (22,108)	$35.09	March 2, 2016	22,108	Disposed
June 27, 2014	MRK	Stock Option (right to buy)	Common Stock (7,226)	$31.84	Feb. 24, 2015	7,226	Disposed
May 21, 2014	XRAY	RSU (Restricted Stock Unit)	Common Stock (1,390)	—	—	1,390	Acquired
May 21, 2014	XRAY	Stock Option	Common Stock (6,500)	$46.77	May 21, 2024	6,500	Acquired
May 9, 2014	MRK	Stock Option (right to buy)	Common Stock (82,531)	$58.22	May 8, 2024	82,531	Acquired
May 4, 2014	MRK	Restricted Stock Unit	Common Stock (7,659)	—	May 4, 2014	7,659	Disposed
April 11, 2014	XRAY	RSU (Restricted Stock Unit)	Common Stock (6)	—	—	6	Acquired
Feb. 11, 2014	XRAY	RSU (Restricted Stock Unit)	Common Stock (270)	$46.28	—	270	Disposed
Feb. 10, 2014	MRK	Stock Option (right to buy)	Common Stock (20,000)	$48.24	Feb. 26, 2014	20,000	Disposed
Jan. 27, 2014	MRK	Stock Option (right to buy)	Common Stock (30,000)	$47.79	Feb. 1, 2014	30,000	Disposed
Jan. 10, 2014	XRAY	RSU (Restricted Stock Unit)	Common Stock (6)	—	—	6	Acquired
Oct. 11, 2013	XRAY	RSU (Restricted Stock Unit)	Common Stock (6)	—	—	6	Acquired
Aug. 7, 2013	MRK	Stock Option (right to buy)	Common Stock (9,969)	$33.49	May 6, 2020	9,969	Disposed
Aug. 7, 2013	MRK	Stock Option (right to buy)	Common Stock (7,770)	$36.56	May 3, 2021	7,770	Disposed
Aug. 7, 2013	MRK	Stock Option (right to buy)	Common Stock (4,662)	$39.29	May 1, 2022	4,662	Disposed
Aug. 7, 2013	MRK	Stock Option (right to buy)	Common Stock (7,580)	$23.45	April 23, 2019	7,580	Disposed
Aug. 7, 2013	MRK	Stock Option (right to buy)	Common Stock (3,902)	$35.09	March 2, 2016	3,902	Disposed
Aug. 7, 2013	MRK	Stock Option (right to buy)	Common Stock (6,120)	$44.19	March 1, 2017	6,120	Disposed
Aug. 7, 2013	MRK	Stock Option (right to buy)	Common Stock (9,360)	$44.30	Feb. 28, 2018	9,360	Disposed
Aug. 7, 2013	MRK	Stock Option (right to buy)	Common Stock (1,275)	$31.84	Feb. 24, 2015	1,275	Disposed
July 12, 2013	XRAY	RSU (Restricted Stock Unit)	Common Stock (7)	—	—	7	Acquired
May 22, 2013	XRAY	Stock Option	Common Stock (6,200)	$41.47	May 22, 2023	6,200	Acquired
May 22, 2013	XRAY	RSU (Restricted Stock Unit)	Common Stock (1,567)	—	—	1,567	Acquired
May 7, 2013	MRK	Restricted Stock Unit	Common Stock (14,631)	—	May 7, 2013	14,631	Disposed
May 6, 2013	MRK	Stock Option (right to buy)	Common Stock (6,571)	$33.49	May 6, 2020	6,571	Disposed
May 6, 2013	MRK	Stock Option (right to buy)	Common Stock (96,618)	$44.98	May 5, 2023	96,618	Acquired
May 6, 2013	MRK	Stock Option (right to buy)	Common Stock (9,141)	$36.56	May 3, 2021	9,141	Disposed
May 6, 2013	MRK	Stock Option (right to buy)	Common Stock (5,484)	$39.29	May 1, 2022	5,484	Disposed
May 6, 2013	MRK	Stock Option (right to buy)	Common Stock (8,918)	$23.45	April 23, 2019	8,918	Disposed
May 6, 2013	MRK	Stock Option (right to buy)	Common Stock (4,590)	$35.09	March 2, 2016	4,590	Disposed
May 6, 2013	MRK	Stock Option (right to buy)	Common Stock (1,500)	$31.84	Feb. 24, 2015	1,500	Disposed
April 12, 2013	XRAY	RSU (Restricted Stock Unit)	Common Stock (4)	$0.00	—	4	Acquired
Jan. 11, 2013	XRAY	RSU (Restricted Stock Unit)	Common Stock (4)	—	—	4	Acquired
Oct. 12, 2012	XRAY	RSU (Restricted Stock Unit)	Common Stock (4)	—	—	4	Acquired
Aug. 9, 2012	MRK	Stock Option (right to buy)	Common Stock (14,605)	$33.49	May 6, 2020	14,605	Disposed
Aug. 9, 2012	MRK	Stock Option (right to buy)	Common Stock (8,706)	$36.56	May 3, 2021	8,706	Disposed
Aug. 9, 2012	MRK	Stock Option (right to buy)	Common Stock (25,480)	$23.45	April 23, 2019	25,480	Disposed
Aug. 9, 2012	MRK	Stock Option (right to buy)	Common Stock (10,200)	$35.09	March 2, 2016	10,200	Disposed
Aug. 9, 2012	MRK	Stock Option (right to buy)	Common Stock (3,333)	$31.84	Feb. 24, 2015	3,333	Disposed
July 13, 2012	XRAY	RSU (Restricted Stock Unit)	Common Stock (3)	$37.81	—	3	Acquired
May 23, 2012	XRAY	Stock Option	Common Stock (6,900)	$38.02	May 23, 2022	6,900	Acquired
May 23, 2012	XRAY	RSU (Restricted Stock Unit)	Common Stock (1,710)	$0.00	—	1,710	Acquired
May 2, 2012	MRK	Stock Option (right to buy)	Common Stock (109,689)	$39.29	May 1, 2022	109,689	Acquired
May 2, 2012	MRK	Restricted Stock Unit	Common Stock (7,636)	—	May 2, 2015	7,636	Acquired
April 13, 2012	XRAY	RSU (Restricted Stock Unit)	Common Stock (2)	$40.13	—	2	Acquired
Feb. 8, 2012	MRK	Stock Option (right to buy)	Common Stock (42,466)	$23.45	April 23, 2019	42,466	Disposed
Jan. 10, 2012	XRAY	RSU (Restricted Stock Unit)	Common Stock (2)	$34.99	—	2	Acquired
Oct. 10, 2011	XRAY	RSU (Restricted Stock Unit)	Common Stock (2)	$32.43	—	2	Acquired
July 8, 2011	XRAY	RSU (Restricted Stock Unit)	Common Stock (2)	$38.08	—	2	Acquired
July 8, 2011	XRAY	RSU (Restricted Stock Unit)	Common Stock (0)	$38.08	—	0	Acquired
May 25, 2011	XRAY	RSU (Restricted Stock Unit)	Common Stock (894)	$0.00	—	894	Acquired
May 25, 2011	XRAY	Stock Option	Common Stock (7,600)	$38.57	May 25, 2021	7,600	Acquired
May 4, 2011	MRK	Stock Option (right to buy)	Common Stock (104,478)	$36.56	May 3, 2021	104,478	Acquired
May 4, 2011	MRK	Restricted Stock Unit	Common Stock (7,659)	—	May 4, 2014	7,659	Acquired
April 8, 2011	XRAY	RSU (Restricted Stock Unit) Granted	Common Stock (0)	$36.49	—	0	Acquired
Feb. 28, 2011	MRK	Restricted Stock Unit	Common Stock (11,700)	—	Feb. 28, 2011	11,700	Disposed
May 7, 2010	MRK	Stock Option (right to buy)	Common Stock (87,635)	$33.49	May 6, 2020	87,635	Acquired
May 7, 2010	MRK	Restricted Stock Unit	Common Stock (14,631)	—	May 7, 2013	14,631	Acquired
March 2, 2010	MRK	RSU - Leader Shares	Common Stock (10,000)	—	March 2, 2010	10,000	Disposed
March 2, 2010	MRK	Restricted Stock Unit	Common Stock (7,650)	—	March 2, 2010	7,650	Disposed

Showing latest 100 of 110 transactions

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

Initial ownership (Form 3) 2 holdings

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

Date	Ticker	Security	Shares	Ownership
Feb. 22, 2011	XRAY	Stock Option Grant→ Common Stock (2,500)	2,500	Direct
Feb. 22, 2011	XRAY	RSU (Restricted Stock Unit) Granted→ Common Stock (266)	266	Direct