InsiderTrades

Maraldo David R.

SEC CIK 2126478 · EDGAR

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

Companies

TickerCompanyTitleHoldingBoughtSoldTradesFirstLast
MRKMerck & Co.EVP, Pres. MMD 20.9K — $2.41M 42026-05-022026-08-05

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 4

Type
Reset
X Filed Traded Ticker Company Insider Title Type Price Qty Owned ΔOwn Value
DM 2026-08-07 16:21 2026-08-05 MRK Merck & Co. Maraldo David R. EVP, Pres. MMD M - OptEx $82.25 +18.7K 20.9K +853% +$1.54M
DM 2026-08-07 16:21 2026-08-05 MRK Merck & Co. Maraldo David R. EVP, Pres. MMD S - Sale+OE $128.72 -18.7K 18.2K -51% -$2.41M
D 2026-05-05 13:47 2026-05-02 MRK Merck & Co. Maraldo David R. EVP, Pres. MMD M - OptEx $112.16 +552 18.4K +3% +$61.9K
D 2026-05-05 13:47 2026-05-02 MRK Merck & Co. Maraldo David R. EVP, Pres. MMD F - Tax $112.16 -159 18.2K -0.9% -$17.8K

Purchase Sale Sale after option exercise All abbreviations