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Merck EVP & Pres. MMD David R. Maraldo Files Form 3/A Amending 401(k) Holdings

Low SignificanceOctober 22, 2026 at 5:00:56 PM EDT

Merck & Co., Inc.

$MRK3/ACIK: 0000310158

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Filing Summary

# SEC Form 3/A: Merck & Co., Inc. (MRK)
**Reporting Owner:** David R. Maraldo (EVP & Pres. MMD)
**Filing Date:** October 22, 2026 | **Event Date:** May 1, 2026

### Holdings Summary
- **Security:** Common Stock - 401(k) Plan
- **Holding Type:** Indirect (By 401(k))
- **Total Shares Held:** 2,870.7727

*Note: Filed solely to correct the number of shares held in the Merck U.S. Savings Plan as of May 1, 2026.*

Comprehensive Analysis

Overview

On October 22, 2026, David R. Maraldo, Executive Vice President & President of Merck Manufacturing Division (MMD) at Merck & Co., Inc. ($MRK), filed an amended Initial Statement of Beneficial Ownership of Securities on Form 3/A.

Key Details

  • Purpose of Amendment: According to footnote 1, this Form 3/A was filed solely to correct the reported number of shares of Merck common stock held by the reporting person in the stock fund of the Merck U.S. Savings Plan (401(k) plan) as of the original event date of May 1, 2026.
  • Reported Ownership: 2,870.7727 shares of common stock held indirectly via the 401(k) plan.
  • Transaction Impact: No open-market purchases or sales occurred. This filing represents an administrative correction to initial ownership records.

Market Significance

This filing holds Low market significance as it involves routine administrative record correction within a company-sponsored retirement savings plan and does not reflect discretionary market buying or selling.

Topics:#Merck#MRK#Form3A#InsiderHoldings#SEC

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