Insider at

04

Insider transactions

05
0 buys (P) 0 sells (S) Net: $0 + 95 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

95 other filings hidden
DateTickerCodeSharesPriceValue Owned afterΔ ownA/Dvs now
Feb. 3, 2017 MRK S 15,000 $63.69 $955,350 1,000 Direct -93.75% Disposed 137.4% (price as of 2026-10-02)
Nov. 2, 2016 MRK S 5,000 $59.50 $297,500 1,000 Direct -83.33% Disposed 154.2% (price as of 2026-10-02)
Oct. 28, 2015 MRK S 5,000 $54.85 $274,250 1,000 Direct -83.33% Disposed 175.7% (price as of 2026-10-02)
Feb. 9, 2015 MRK S 5,000 $58.76 $293,800 1,000 Direct -83.33% Disposed 157.4% (price as of 2026-10-02)
Feb. 10, 2014 MRK S 5,000 $54.44 $272,200 1,000 Direct -83.33% Disposed 177.8% (price as of 2026-10-02)

Showing latest 100 of 101 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.

06
DateTickerSecurityUnderlying Exercise priceExpirationSharesA/D
March 28, 2024 MRK Phantom Stock Common Stock (227) · · 227 Acquired
Dec. 29, 2023 MRK Phantom Stock Common Stock (275) · · 275 Acquired
Sept. 29, 2023 MRK Phantom Stock Common Stock (291) · · 291 Acquired
June 30, 2023 MRK Phantom Stock Common Stock (260) · · 260 Acquired
May 26, 2023 MRK Phantom Stock Common Stock (1,981) · · 1,981 Acquired
March 31, 2023 MRK Phantom Stock Common Stock (282) · · 282 Acquired
Dec. 30, 2022 MRK Phantom Stock Common Stock (270) · · 270 Acquired
Sept. 30, 2022 MRK Phantom Stock Common Stock (348) · · 348 Acquired
June 30, 2022 MRK Phantom Stock Common Stock (329) · · 329 Acquired
May 27, 2022 MRK Phantom Stock Common Stock (2,364) · · 2,364 Acquired
March 31, 2022 MRK Phantom Stock Common Stock (366) · · 366 Acquired
Dec. 31, 2021 MRK Phantom Stock Common Stock (391) · · 391 Acquired
Sept. 30, 2021 MRK Phantom Stock Common Stock (399) · · 399 Acquired
June 30, 2021 MRK Phantom Stock Common Stock (386) · · 386 Acquired
May 28, 2021 MRK Phantom Stock Common Stock (2,635) · · 2,635 Acquired
March 31, 2021 MRK Phantom Stock Common Stock (389) · · 389 Acquired
Dec. 31, 2020 MRK Phantom Stock Common Stock (367) · · 367 Acquired
Sept. 30, 2020 MRK Phantom Stock Common Stock (362) · · 362 Acquired
June 30, 2020 MRK Phantom Stock Common Stock (388) · · 388 Acquired
May 29, 2020 MRK Phantom Stock Common Stock (2,478) · · 2,478 Acquired
March 31, 2020 MRK Phantom Stock Common Stock (390) · · 390 Acquired
Dec. 31, 2019 MRK Phantom Stock Common Stock (316) · · 316 Acquired
Sept. 30, 2019 MRK Phantom Stock Common Stock (342) · · 342 Acquired
June 28, 2019 MRK Phantom Stock Common Stock (343) · · 343 Acquired
May 31, 2019 MRK Phantom Stock Common Stock (2,336) · · 2,336 Acquired
March 29, 2019 MRK Phantom Stock Common Stock (346) · · 346 Acquired
Dec. 31, 2018 MRK Phantom Stock Common Stock (376) · · 376 Acquired
Sept. 28, 2018 MRK Phantom Stock Common Stock (405) · · 405 Acquired
June 29, 2018 MRK Phantom Stock Common Stock (474) · · 474 Acquired
May 25, 2018 MRK Phantom Stock Common Stock (3,131) · · 3,131 Acquired
April 2, 2018 MRK Phantom Stock Common Stock (540) · · 540 Acquired
Dec. 29, 2017 MRK Phantom Stock Common Stock (489) · · 489 Acquired
Sept. 29, 2017 MRK Phantom Stock Common Stock (429) · · 429 Acquired
June 30, 2017 MRK Phantom Stock Common Stock (429) · · 429 Acquired
May 26, 2017 MRK Phantom Stock Common Stock (2,619) · · 2,619 Acquired
March 31, 2017 MRK Phantom Stock Common Stock (433) · · 433 Acquired
Feb. 3, 2017 MRK Stock Option (right to buy) Common Stock (5,000) $35.19 Aug. 3, 2020 5,000 Disposed
Feb. 3, 2017 MRK Stock Option (right to buy) Common Stock (5,000) $24.30 April 30, 2019 5,000 Disposed
Feb. 3, 2017 MRK Stock Option (right to buy) Common Stock (5,000) $38.04 April 29, 2018 5,000 Disposed
Dec. 30, 2016 MRK Phantom Stock Common Stock (467) · · 467 Acquired
Nov. 2, 2016 MRK Stock Option (right to buy) Common Stock (5,000) $51.86 April 26, 2017 5,000 Disposed
Sept. 30, 2016 MRK Phantom Stock Common Stock (441) · · 441 Acquired
June 30, 2016 MRK Phantom Stock Common Stock (477) · · 477 Acquired
May 27, 2016 MRK Phantom Stock Common Stock (3,010) · · 3,010 Acquired
March 31, 2016 MRK Phantom Stock Common Stock (520) · · 520 Acquired
Dec. 31, 2015 MRK Phantom Stock Common Stock (473) · · 473 Acquired
Oct. 28, 2015 MRK Stock Option (right to buy) Common Stock (5,000) $34.44 April 27, 2016 5,000 Disposed
Sept. 30, 2015 MRK Phantom Stock Common Stock (506) · · 506 Acquired
June 30, 2015 MRK Phantom Stock Common Stock (439) · · 439 Acquired
May 29, 2015 MRK Phantom Stock Common Stock (2,463) · · 2,463 Acquired
March 31, 2015 MRK Phantom Stock Common Stock (435) · · 435 Acquired
Feb. 9, 2015 MRK Stock Option (right to buy) Common Stock (5,000) $33.83 April 28, 2015 5,000 Disposed
Dec. 31, 2014 MRK Phantom Stock Common Stock (440) · · 440 Acquired
Sept. 30, 2014 MRK Phantom Stock Common Stock (422) · · 422 Acquired
June 30, 2014 MRK Phantom Stock Common Stock (432) · · 432 Acquired
May 30, 2014 MRK Phantom Stock Common Stock (2,592) · · 2,592 Acquired
March 31, 2014 MRK Phantom Stock Common Stock (440) · · 440 Acquired
Feb. 10, 2014 MRK Stock Option (right to buy) Common Stock (5,000) $47.23 April 29, 2014 5,000 Disposed
Dec. 31, 2013 MRK Phantom Stock Common Stock (500) · · 500 Acquired
Sept. 30, 2013 MRK Phantom Stock Common Stock (525) · · 525 Acquired
June 28, 2013 MRK Phantom Stock Common Stock (538) · · 538 Acquired
May 31, 2013 MRK Phantom Stock Common Stock (3,212) · · 3,212 Acquired
March 28, 2013 MRK Phantom Stock Common Stock (566) · · 566 Acquired
Dec. 31, 2012 MRK Phantom Stock Common Stock (611) · · 611 Acquired
Sept. 28, 2012 MRK Phantom Stock Common Stock (554) · · 554 Acquired
June 29, 2012 MRK Phantom Stock Common Stock (599) · · 599 Acquired
May 25, 2012 MRK Phantom Stock Common Stock (3,995) · · 3,995 Acquired
March 30, 2012 MRK Phantom Stock Common Stock (651) · · 651 Acquired
Dec. 30, 2011 MRK Phantom Stock Common Stock (663) · · 663 Acquired
Sept. 30, 2011 MRK Phantom Stock Common Stock (765) · · 765 Acquired
June 30, 2011 MRK Phantom Stock Common Stock (708) · · 708 Acquired
May 27, 2011 MRK Phantom Stock Common Stock (4,143) · · 4,143 Acquired
March 31, 2011 MRK Phantom Stock Common Stock (757) · · 757 Acquired
Dec. 31, 2010 MRK Phantom Stock Common Stock (590) · · 590 Acquired
Sept. 30, 2010 MRK Phantom Stock Common Stock (740) · · 740 Acquired
Aug. 4, 2010 MRK Stock Option (right to buy) Common Stock (5,000) $35.19 Aug. 3, 2020 5,000 Acquired
June 30, 2010 MRK Phantom Stock Common Stock (565) · · 565 Acquired
May 28, 2010 MRK Phantom Stock Common Stock (1,633) · · 1,633 Acquired
March 31, 2010 MRK Phantom Stock Common Stock (810) · · 810 Acquired
Dec. 31, 2009 MRK Phantom Stock Common Stock (965) · · 965 Acquired
Nov. 3, 2009 MRK Stock Option (right to buy) Common Stock (5,000) $24.30 April 30, 2019 5,000 Acquired
Nov. 3, 2009 MRK Stock Option (right to buy) Common Stock (5,000) $38.04 April 29, 2018 5,000 Acquired
Nov. 3, 2009 MRK Stock Option (right to buy) Common Stock (5,000) $51.86 April 26, 2017 5,000 Acquired
Nov. 3, 2009 MRK Stock Option (right to buy) Common Stock (5,000) $34.44 April 27, 2016 5,000 Acquired
Nov. 3, 2009 MRK Stock Option (right to buy) Common Stock (5,000) $33.83 April 28, 2015 5,000 Acquired
Nov. 3, 2009 MRK Stock Option (right to buy) Common Stock (5,000) $47.23 April 29, 2014 5,000 Acquired
Nov. 3, 2009 MRK Phantom Stock Common Stock (22,838) · · 22,838 Acquired

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