JANUS HENDERSON GROUP PLC

Holdings History for Mereo BioPharma Group plc - Ordinary Shares, par value GBP 0.003 per share (MREO)

Symbol: MREO on Nasdaq
Investment type: Equity / Ordinary Shares, par value GBP 0.003 per share
Latest Disclosed Shares Owned: 0 shares
Security Ownership %: 0%

Shares, Excluding Options vs Price

Value, Excluding Options

JANUS HENDERSON GROUP PLC ownership in Mereo BioPharma Group plc Ordinary Shares, par value GBP 0.003 per share (MREO)

17 Feb 2026 - JANUS HENDERSON GROUP PLC has filed an SCHEDULE 13G/A form with the Securities and Exchange Commission (SEC) disclosing ownership of 0 shares of Mereo BioPharma Group plc Ordinary Shares, par value GBP 0.003 per share (MREO). This represents 0% ownership of the company. In their previous filing dated 14 Nov 2025, JANUS HENDERSON GROUP PLC had reported owning 16,290,130 shares, indicating a decrease of +100%. .

Reporting Name	Ownership %	Change	Value $	Shares owned	Change	Activity %	Price	Form	Report date	Filing time
JANUS HENDERSON GROUP PLC	0%	-102%	$0	0	-16,290,130	-100%	$0.66	13G/A	31 Dec 2025	17 Feb 2026, 12:34
JANUS HENDERSON GROUP PLC	10%	-8.2%	$33,557,668	16,290,130	-1,398,462	-7.9%	$2.06	13G/A	30 Sep 2025	14 Nov 2025, 11:58
JANUS HENDERSON GROUP PLC	11%	-23%	$28,478,633	17,688,592	-5,046,529	-22%	$1.61	13G/A	30 Jun 2025	14 Aug 2025, 11:15
JANUS HENDERSON GROUP PLC	14%	+30%	$59,338,666	22,735,121	+5,612,558	+33%	$2.61	13G/A	31 Mar 2025	14 May 2025, 11:59
JANUS HENDERSON GROUP PLC	14%	+40%	$59,338,666	22,735,121	+6,817,862	+43%	$2.61	13G/A	31 Mar 2025	14 May 2025, 16:34
JANUS HENDERSON GROUP PLC	11%		$44,689,889	17,122,563			$2.61	13G/A	31 Dec 2024	14 Feb 2025, 12:09
JANUS HENDERSON GROUP PLC	10%		$41,544,046	15,917,259			$2.61	13G/A	29 Nov 2024	06 Dec 2024, 11:37

Holdings date	Weight	Change	Value $	Shares	Change	Activity %	Price	All Holders
31 Dec 2025		-0.02%	$0	0	-16,290,130	-100%	$0.39	Q4 2025
30 Sep 2025	0.02%	-0%	$33,639,118	16,290,130	-1,398,462	-7.9%	$2.06	Q3 2025
30 Jun 2025	0.02%	-0.01%	$48,112,970	17,688,592	-5,046,529	-22%	$2.72	Q2 2025
31 Mar 2025	0.03%	+0.01%	$52,404,454	22,735,121	+5,612,558		$2.30	Q1 2025
31 Dec 2024	0.03%	+0.01%	$59,843,358	17,122,563	+4,776,697	+39%	$3.50	Q4 2024
30 Sep 2024	0.03%	+0.01%	$50,864,968	12,345,866	+4,464,984	+57%	$4.12	Q3 2024
30 Jun 2024	0.02%	+0.01%	$28,410,580	7,880,882	+2,760,309	+54%	$3.61	Q2 2024
31 Mar 2024	0.01%	+0.01%	$16,949,097	5,120,573	+5,120,573	NEW	$3.31	Q1 2024
31 Mar 2021		-0%	$0	0	-1,124,678	-100%	$0.39	Q1 2021
31 Dec 2020	0%	+0%	$3,998,000	1,124,678	+1,124,678	NEW	$3.55	Q4 2020

* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.