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The company

Mereo BioPharma Group plc - American Depositary Shares

MREO · Nasdaq

Health CareBiotechnologyNot moving yet

MREO stood above a rising 150-day average in 0 of the last 52 weekly readings. It is 1.9% below that average now. Biotechnology: 15% of its 561 stocks in an uptrend (−17 points in four weeks); Health Care: 25% (−11 points in four weeks).

SEC filings

Statistics

Rotation: Not moving yet
Weeks in an uptrend: out for 52
Industry in uptrend: 15% -17 in 4 wk
Insider buys, 12 months: $0
Insider sales, 12 months: $0
Officials’ trades on record: 0
Institutions holding: 56 (-1)

In the rotation

Each square a week: lit when it closed above a rising 150-day average. 0 of 52 weeks.

17 Apr – 16 Oct

Biotechnology: Few of its stocks are in an uptrend and the share has fallen sharply over four weeks. Health Care: A minority of its stocks are in an uptrend and the share has fallen sharply over four weeks.

Money in and out

1 Nov 2024 – 1 Oct 2026

Open-market buys above the line and sales below, in dollars.

Congress and officials

No member of Congress or official has disclosed a trade in it.

Insiders

Buy orders, 12 months0

Sale orders, 12 months0

Buyers · sellers0 · 0

No open-market buy or sale by its insiders on record.

Lines filed since 2 January 2026, newest first; every insider’s older lines are on their own page.

Institutions

Holders56-1 on the quarter

New · exited14 · 16

Reported value$18.0M

Quarter to 30 Jun 2026, against 31 Mar 2026; newest filing 31 Aug 2026.

Manager	Shares	Change
Rubric Capital Management LPunchanged · filed 14 Aug 2026	15,307,347$4.9M	00.0%
683 Capital Management, LLCreduced · filed 14 Aug 2026	11,777,856$3.7M	-222,144−1.9%
BANK OF AMERICA CORPreduced · filed 14 Aug 2026	8,195,281$2.6M	-60.0%
Defilade Capital Management, L.P.unchanged · filed 14 Aug 2026	7,558,756$2.4M	00.0%
Newtyn Management, LLCreduced · filed 14 Aug 2026	3,000,000$953K	-4,079,056−57.6%
Tejara Capital Ltdunchanged · filed 11 Aug 2026	2,037,520$647K	00.0%
UBS Group AGreduced · filed 13 Aug 2026	1,447,627$460K	-42,501−2.9%
TWO SIGMA INVESTMENTS, LPadded · filed 14 Aug 2026	1,319,241$419K	+1,131,402+602.3%
EcoR1 Capital, LLCreduced · filed 14 Aug 2026	1,000,000$318K	-12,368,855−92.5%
JANE STREET GROUP, LLCadded · filed 14 Aug 2026	774,944$246K	+634,971+453.6%