Thomas R Cech

Insider

First SEC filing: June 4, 2019 · Latest: June 4, 2019

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.

Insider at

MRK selling Feb. 3, 2017

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 16 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

16 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
May 29, 2020	MRK	A	2,478	$80.72	$200,024	40,238 Direct	+6.56%	Acquired	96.5% (price as of 2026-08-19)
May 31, 2019	MRK	A	2,336	$79.21	$185,035	36,732 Direct	+6.79%	Acquired	100.3% (price as of 2026-08-19)
May 25, 2018	MRK	A	3,131	$59.09	$185,011	33,433 Direct	+10.33%	Acquired	168.5% (price as of 2026-08-19)
May 26, 2017	MRK	A	2,619	$64.92	$170,025	29,345 Direct	+9.80%	Acquired	144.3% (price as of 2026-08-19)
Feb. 3, 2017	MRK	M	5,000	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-19)
Feb. 3, 2017	MRK	S	5,000	$63.42	$317,100	100 Direct	-98.04%	Disposed	150.1% (price as of 2026-08-19)
Feb. 3, 2017	MRK	M	5,000	$35.19	$175,950	5,100 Direct	+5000.00%	Acquired	350.8% (price as of 2026-08-19)
May 27, 2016	MRK	A	3,010	$56.48	$170,005	25,934 Direct	+13.13%	Acquired	180.9% (price as of 2026-08-19)
May 29, 2015	MRK	A	2,463	$60.89	$149,972	22,161 Direct	+12.50%	Acquired	160.5% (price as of 2026-08-19)
May 30, 2014	MRK	A	2,592	$57.86	$149,973	19,115 Direct	+15.69%	Acquired	174.2% (price as of 2026-08-19)
Oct. 31, 2013	MRK	S	500	$45.13	$22,565	100 Direct	-83.33%	Disposed	251.5% (price as of 2026-08-19)
May 31, 2013	MRK	A	3,212	$46.70	$150,000	15,959 Direct	+25.20%	Acquired	239.7% (price as of 2026-08-19)
May 25, 2012	MRK	A	3,995	$37.55	$150,012	12,265 Direct	+48.31%	Acquired	322.5% (price as of 2026-08-19)
May 27, 2011	MRK	A	4,143	$36.21	$150,018	7,913 Direct	+109.89%	Acquired	338.1% (price as of 2026-08-19)
Aug. 4, 2010	MRK	A	5,000	—	—	5,000 Direct	—	Acquired	(price as of 2026-08-19)
May 28, 2010	MRK	A	1,633	$33.69	$55,016	3,615 Direct	+82.39%	Acquired	370.9% (price as of 2026-08-19)
Nov. 3, 2009	MRK	A	1,942	—	—	1,942 Direct	—	Acquired	(price as of 2026-08-19)
Nov. 3, 2009	MRK	A	600	—	—	600 Direct	—	Acquired	(price as of 2026-08-19)

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 29, 2020	MRK	Phantom Stock	Common Stock (2,478)	—	—	2,478	Acquired
May 31, 2019	MRK	Phantom Stock	Common Stock (2,336)	—	—	2,336	Acquired
May 25, 2018	MRK	Phantom Stock	Common Stock (3,131)	—	—	3,131	Acquired
May 26, 2017	MRK	Phantom Stock	Common Stock (2,619)	—	—	2,619	Acquired
Feb. 3, 2017	MRK	Stock Option (right to buy)	Common Stock (5,000)	$35.19	Aug. 3, 2020	5,000	Disposed
May 27, 2016	MRK	Phantom Stock	Common Stock (3,010)	—	—	3,010	Acquired
May 29, 2015	MRK	Phantom Stock	Common Stock (2,463)	—	—	2,463	Acquired
May 30, 2014	MRK	Phantom Stock	Common Stock (2,592)	—	—	2,592	Acquired
May 31, 2013	MRK	Phantom Stock	Common Stock (3,212)	—	—	3,212	Acquired
May 25, 2012	MRK	Phantom Stock	Common Stock (3,995)	—	—	3,995	Acquired
May 27, 2011	MRK	Phantom Stock	Common Stock (4,143)	—	—	4,143	Acquired
Aug. 4, 2010	MRK	Stock Option (right to buy)	Common Stock (5,000)	$35.19	Aug. 3, 2020	5,000	Acquired
May 28, 2010	MRK	Phantom Stock	Common Stock (1,633)	—	—	1,633	Acquired
Nov. 3, 2009	MRK	Phantom Stock	Common Stock (1,942)	—	—	1,942	Acquired

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