Peter B. Silverman - 17 Jul 2025 Form 4 Insider Report for Merus N.V. (MRUS)

Reporting relationship: COO & GC
Issuer ticker: MRUS
Reported as of: 17 Jul 2025
Net transaction value: -$889,250
SEC form: 4
Accepted by SEC: 18 Jul 2025, 16:05:09 UTC
Prior SEC filing: 11 Jul 2025
Next SEC filing: 12 Dec 2025
Source filing: View source filing
Reporting owner signature: /s/ Peter Silverman as attorney-in-fact

Key filing fact

Peter B. Silverman filed Form 4 for Merus N.V. (MRUS) on 18 Jul 2025.

Key facts

This page summarizes Peter B. Silverman's Form 4 filing for Merus N.V. (MRUS).
3 reported transactions and 1 derivative row are listed below.
Accepted by SEC: 18 Jul 2025, 16:05.

Change

Previous filing in this sequence was filed on 11 Jul 2025.
Current net transaction value: -$889,250.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001790314 Primary reporting owner

Silverman Peter B.

Relationship: COO & GC
Address: C/O MERUS N.V., UPPSALALAAN 17, UTRECHT, NETHERLANDS
Signature: /s/ Peter Silverman as attorney-in-fact
Signature date: 18 Jul 2025

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

MRUS transaction

Common Shares

Options Exercise

Transaction value: $610,750
Shares: +25,000
Change %
Price: $24.43
Shares after: 25,000
Date: 17 Jul 2025
Ownership: Direct
Footnotes: F1, F2

MRUS transaction

Common Shares

Sale

Transaction value: $1,500,000
Shares: -25,000
Change %: -100%
Price: $60.00
Shares after: 0
Date: 17 Jul 2025
Ownership: Direct
Footnotes: F1, F3

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

MRUS transaction Derivative

Share Option (right to buy)

Options Exercise

Transaction value: $0
Shares: -25,000
Change %: -33%
Price: $0.000000
Shares after: 50,000
Date: 17 Jul 2025
Ownership: Direct
Underlying class: Common Shares
Underlying amount: 25,000
Exercise price: $24.43
Footnotes: F1, F4, F5

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Rule 10b5-1 trading plan

These transactions were reported as open-market trades under a Rule 10b5-1 plan. The plan lets an insider set trading instructions in advance, which can reduce the risk of trading while in possession of material nonpublic information.

Original filing language: transaction made pursuant to a contract, instruction, or written plan intended to satisfy Rule 10b5-1(c).

Explanation of responses 5 footnotes

Footnote F1

These transactions were effected pursuant to a Rule 10b5-1 plan adopted by the Reporting Person on March 20, 2025.

Footnote F2

Represents the exercise price of the options originally granted on February 16, 2021.

Footnote F3

Amount represents the weighted average price of shares sold, which ranged from $60.00 to $60.07. Details of individual transactions are available upon request.

Footnote F4

The options are fully vested and exercisable.

Footnote F5

Number of derivative securities beneficially owned following the reported transaction is in reference to the number of options that remain outstanding of those originally granted on February 16, 2021.