Stocks / Biotech

GMABBiotech

Genmab A/S ADS
$34.401d +0.7%5d +3.8%settled close · 2026-09-16
Mkt cap $16B (3/25)β 0.2852w $24–35Shares 642.5MNasdaq since 2010Emp. 3,029genmab.com
Who’s talkingIdea Scout · free

Who’s talking about GMAB

No tracked investor commentary on GMAB yet — the corpus grows weekly.
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The options tape

Notable options days

Sessions in the last 120 where GMAB’s settled options volume ran ≥ 2× its trailing 20-session baseline, or delta-dollar flow ran ≥ 2.5× — 11 of 120 sessions qualified.

The qualifying dates are the free record. Close, flow, call/LEAPS mix and the 20-session outcome — for every session below — are Brief subscriber content.
DateCloseRVOL Δ$ flow ($M)Call % LEAPS %+20 sess.
2026-09-16
2026-09-15
2026-08-26
2026-08-20
2026-08-14
2026-08-07
2026-08-06
2026-08-04
2026-06-29
2026-06-25
2026-06-23
+20 sess. = raw price change over the following 20 sessions — not market-adjusted; the tape tells you where to look, not what happens next.
Today’s tape on GMAB is in this morning’s Brief. Get The Brief — $20/mo →