InsiderTrades

Smart Dalton E. III

SEC CIK 2003375 · EDGAR

Buying vs selling by month open-market trades, last 24 months, MRK
BoughtSold

Companies

TickerCompanyTitleHoldingBoughtSoldTradesFirstLast
MRKMerck & Co.SVP Fin. - Gbl Ctrl 9,520 — $1.12M 192024-01-222026-05-02

Most active insiders at MRK, 12 months

#InsiderTitleBoughtSold
1 Zachary JenniferEVP, GC —$25.20M
2 DeLuca Richard R.EVP, Pres, Merck Animal Heallth —$11.29M
3 Guindo ChirfiEVP, Access, Policy, Comms —$8.15M
4 Williams David MichaelEVP, Chief Info, Digital Off —$8.13M
5 Davis Robert MCOB, CEO, Pres, Dir —$5.60M
6 Litchfield CarolineEVP, CFO —$5.02M
7 Li Dean YPres, Executive VP, MRL —$2.99M
8 Maraldo David R.EVP, Pres. MMD —$2.41M
9 Oosthuizen Johannes JacobusPres, U.S. Market —$1.83M
10 Smart Dalton E. IIISVP Fin. - Gbl Ctrl —$766.0K

Transactions 19

Type
Reset
X Filed Traded Ticker Company Insider Title Type Price Qty Owned ΔOwn Value
D 2026-05-05 13:51 2026-05-02 MRK Merck & Co. Smart Dalton E. III SVP Fin. - Gbl Ctrl M - OptEx $112.16 +383 9,520 +4% +$43.0K
D 2026-05-05 13:51 2026-05-02 MRK Merck & Co. Smart Dalton E. III SVP Fin. - Gbl Ctrl F - Tax $112.16 -132 9,388 -1% -$14.8K
DM 2026-05-01 17:55 2026-04-29+ MRK Merck & Co. Smart Dalton E. III SVP Fin. - Gbl Ctrl M - OptEx $110.33 +1,408 9,296 +18% +$155.3K
DM 2026-05-01 17:55 2026-04-29+ MRK Merck & Co. Smart Dalton E. III SVP Fin. - Gbl Ctrl F - Tax $110.33 -483 9,137 -5% -$53.3K
DM 2026-02-06 2026-02-04 MRK Merck & Co. Smart Dalton E. III SVP Fin. - Gbl Ctrl S - Sale+OE $119.68 -6,400 10.6K -38% -$766.0K
D 2026-02-06 2026-02-04 MRK Merck & Co. Smart Dalton E. III SVP Fin. - Gbl Ctrl M - OptEx $62.07 +4,000 14.6K +38% +$248.3K
2026-01-28 2026-01-26 MRK Merck & Co. Smart Dalton E. III SVP Fin. - Gbl Ctrl A - Grant $107.40 +1,066 10.6K +11% +$114.5K
DM 2025-05-05 2025-05-03 MRK Merck & Co. Smart Dalton E. III SVP Fin. - Gbl Ctrl M - OptEx $83.18 +2,050 10.1K +25% +$170.5K
DM 2025-05-05 2025-05-03 MRK Merck & Co. Smart Dalton E. III SVP Fin. - Gbl Ctrl F - Tax $83.18 -844 9,539 -8% -$70.2K
DM 2025-05-02 2025-04-30+ MRK Merck & Co. Smart Dalton E. III SVP Fin. - Gbl Ctrl M - OptEx $84.06 +845 8,242 +11% +$71.0K
DM 2025-05-02 2025-04-30+ MRK Merck & Co. Smart Dalton E. III SVP Fin. - Gbl Ctrl F - Tax $84.06 -290 8,083 -3% -$24.4K
D 2025-04-29 2025-04-25 MRK Merck & Co. Smart Dalton E. III SVP Fin. - Gbl Ctrl M - OptEx $58.08 +5,000 12.0K +71% +$290.4K
D 2025-04-29 2025-04-25 MRK Merck & Co. Smart Dalton E. III SVP Fin. - Gbl Ctrl S - Sale+OE $82.76 -4,262 7,778 -35% -$352.7K
2025-01-29 2025-01-27 MRK Merck & Co. Smart Dalton SVP Fin. - Gbl Ctrl A - Grant $97.94 +2,586 7,014 +58% +$253.3K
DM 2024-05-06 2024-05-03+ MRK Merck & Co. Smart Dalton SVP Fin. - Gbl Ctrl M - OptEx $128.09 +2,658 4,708 +130% +$340.5K
DM 2024-05-06 2024-05-03+ MRK Merck & Co. Smart Dalton SVP Fin. - Gbl Ctrl F - Tax $128.06 -1,147 4,118 -22% -$146.9K
D 2024-05-02 2024-05-02 MRK Merck & Co. Smart Dalton SVP Fin. - Gbl Ctrl M - OptEx $128.80 +381 3,048 +14% +$49.1K
D 2024-05-02 2024-05-02 MRK Merck & Co. Smart Dalton SVP Fin. - Gbl Ctrl F - Tax $128.80 -131 2,917 -4% -$16.9K
2024-01-24 2024-01-22 MRK Merck & Co. Smart Dalton SVP Fin. - Gbl Ctrl A - Grant $119.43 +2,661 2,667 +42,576% +$317.8K

Purchase Sale Sale after option exercise All abbreviations