YMAB insider trading
Y-mAbs Therapeutics, Inc. — scored insider trade history from SEC Form 4 filings, parsed and contextualised by FilingIQ.
YMAB insider activity at a glance
FilingIQ has scored 324 insider transactions for YMAB since Sep 21, 2018. The most recent filing in our index is dated Sep 16, 2025.
Across the full history, 26 open-market purchases
and 194 open-market sales
were filed under transaction codes P and S respectively. Compensatory share awards
(code A) and option exercises (code M) are tracked separately and not counted here.
The average FilingIQ composite score on YMAB insider trades is 61.4/100, produced by FilingIQ's multi-factor Form 4 model. Model framework documented at methodology.
Latest YMAB Form 4 filings
Most recent disclosures. Sign up to filter by score, transaction code, or insider role.
Frequently asked
- How many insider trades does FilingIQ track for YMAB?
- FilingIQ tracks 324 Form 4 insider transactions for YMAB (Y-mAbs Therapeutics, Inc.), covering filings from Sep 21, 2018 onwards. 0 of those were filed in the last 90 days.
- Are YMAB insiders net buyers or net sellers?
- Across the full Form 4 history for YMAB, 26 transactions (8%) were open-market purchases and 194 (60%) were open-market sales. Compensatory awards and option exercises are filtered out of these counts.
- Where does YMAB insider data come from?
- Every transaction shown on this page is sourced directly from SEC EDGAR Form 4 filings. FilingIQ parses the raw XML, normalises insider identity across reporting variations, and scores each trade on its multi-factor composite model.
Methodology & sources
Every YMAB insider transaction shown on FilingIQ is parsed directly from a public SEC Form 4 XML filing. Insider identity is normalised across reporting variants (CIK changes, name spellings, related-party indirect holdings). The FilingIQ composite score is documented in full on the team page and algo disclosure. Not investment advice; see disclaimer.