InsidersTradesSigma
Total declarations
Company
▲ Purchases (0 ops.)
▼ Sales (0 ops.)
Insider track record
ExecutiveDisclosed buys
0
Disclosed sells
0
Not enough buy signals with a settled T+90 horizon to measure a track record yet.
Signal history
Browse the complete record of transactions filed by Chattopadhyay Sanat, Vice-président exécutif et président. Officer active across 1 company, notably Merck & Co., Inc.. Aggregated, 11 disclosures have been logged. Activity tracked since 29 October 2021. The latest transaction was disclosed on 29 April 2026 (Levée d'options). Regulator: SEC (Form 4). All data is free.
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Declarations11 total
2,597 shares@ US$110.030.0001% mcap1.5% of flowCommon StockSEC:0000310158-26-000097:0
1,130 shares@ US$110.030.0000% mcap0.6% of flowCommon StockSEC:0000310158-26-000097:1
13,880 shares@ US$107.407.0% of flowCommon StockSEC:0000310158-26-000008:0
28,136 shares@ US$97.9416.2% of flowCommon StockSEC:0001127602-25-002336:0
26,716 shares@ US$119.4318.0% of flowCommon StockSEC:0001127602-24-002015:0
67,892 shares@ US$56.0421.2% of flowCommon StockSEC:0001127602-23-012932:0
17,495 shares@ US$109.8810.9% of flowCommon StockSEC:0001127602-23-002193:0
83,994 shares@ US$53.0625.7% of flowCommon StockSEC:0001127602-23-001274:0
15,213 shares0Common StockSEC:0001127602-22-024629:0
19,836 shares@ US$73.517.2% of flowCommon StockSEC:0001127602-22-007000:0
24,619 shares0Common StockSEC:0001127602-21-028167:0
11 of 11 declarations
About Chattopadhyay Sanat
Chattopadhyay Sanat is Executive Vice President and President at Merck & Co., Inc. He has 11 filings in total, and across the sampled recent filings from 2021-11-02 to 2026-05-01, both buy and sell amounts are 0 EUR, with option exercise as the most frequent transaction type.
