MRKMerck & Co. Inc.

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Merck & Co. Inc. (MRK) is a NYSE-listed equity covered by Valdrans. Last close $145.60, +2.26% on the day; +0.90% over 1 week, +1.16% over 4 weeks, +19.91% over 6 months (prices as of 9 Oct 2026). Valdrans Insider Activity Signal: Negative — 0 buys vs 17 sells disclosed in the last 90 days.

Last close (9 Oct 2026)
$145.60
Today
+2.26%
1 week
+0.90%
4 weeks
+1.16%
6 months
+19.91%
Latest coverage
MRK Q3 2026: filings, holdings, and macro context
$145.60USD
+2.26% today
1 week+0.90%
4 weeks+1.16%
6 months+19.91%
2026-01-23 to 2026-10-09Range: $106.90 – $156.45Closing prices. Not real-time. Data via Yahoo Finance.

Coverage of MRK(15)

MRK Q3 2026: filings, holdings, and macro context

MRK Q3 2026: filings, holdings, and macro context

MRK Q3 2026 update — filings and holdings

MRK Q2 2026: filings, holdings, and macro context

MRK Q2 2026: filings, holdings, and macro context

MRK Q2 2026 update — filings and holdings

MRK Q2 2026: filings, holdings, and macro context

MRK Q2 2026: filings, holdings, and macro context

MRK Q2 2026 update — filings and holdings

MRK Q1 2026: filings, holdings, and macro context

MRK Q1 2026 update — filings and holdings

MRK Q1 2026 update — filings and holdings

MRK Q1 2026 update — filings and holdings

MRK Q1 2026: filings, holdings, and macro context

MRK Q1 2026: filings, holdings, and macro context