Name: MRUS Insider Trading Activity
Creator: Tracefour
License: https://www.usa.gov/government-works
Keywords: MRUS, insider trading, SEC Form 4, insider transactions

Question 1

How many SEC Form 4 insider filings does MRUS have?

Accepted Answer

Merus N.V. (MRUS) has 2 SEC Form 4 filings (7 transaction rows) in the rolling 365-day window, disclosed by 1 distinct insider. Most recent filing: Dec 30, 2025.

Question 2

When was the most recent SEC Form 4 filing for MRUS?

Accepted Answer

The most recent Form 4 filing for MRUS on Tracefour is dated Dec 30, 2025.

Question 3

Who is the most active insider at MRUS?

Accepted Answer

The most active SEC Form 4 filer at MRUS in the rolling window is 10% Owner GENMAB A/S, with 5 filings.

Question 4

What is the net insider flow at MRUS over the last 6 months?

Accepted Answer

Over the trailing 180 days, insiders at MRUS have net bought $7.5B based on SEC Form 4 disclosures.

Question 5

What was the largest insider purchase at MRUS?

Accepted Answer

The largest single insider open-market purchase at MRUS in the rolling window was $7.5B by 10% Owner GENMAB A/S on 2025-12-29.

Question 6

What is the total insider buy and sell value at MRUS in the current window?

Accepted Answer

Inside the rolling window, insiders at MRUS bought $7.5B and sold $0 based on SEC Form 4 filings.

						Source
GENMAB A/S	10% Owner	Purchase	145,588	$14.1M	Dec 30	SEC ↗
GENMAB A/S	10% Owner	Purchase	76,920,005	$7.5B	Dec 30	SEC ↗
GENMAB A/SFirst filing	10% Owner	Purchase	15,710	$1.5M	Dec 29	SEC ↗
GENMAB A/SFirst filing	10% Owner	Purchase	561,042	$54.4M	Dec 29	SEC ↗
GENMAB A/SFirst filing	10% Owner	Purchase	96,082	$9.3M	Dec 29	SEC ↗