Rock Springs Capital Management LP Mereo Biopharma Group PLC Transaction History

Rock Springs Capital Management LP

$1.47 Billion
Q2 2025

A detailed history of Rock Springs Capital Management LP transactions in Mereo Biopharma Group PLC stock. As of the latest transaction made, Rock Springs Capital Management LP holds 4,465,292 shares of MREO stock, worth $7.41 Million. This represents 0.82% of its overall portfolio holdings.

Number of Shares

4,465,292

Previous 6,684,247 33.2%

Holding current value

$7.41 Million

Previous $15 Million 19.54%

% of portfolio

0.82%

Previous 0.9%

16 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q2 2025 Aug 14, 2025	SELL	$1.76 - $2.87 $3.91 Million - $6.37 Million	-2,218,955 Reduced 33.2%	4,465,292 $12.1 Million
Q1 2025 May 15, 2025	SELL	$2.25 - $3.76 $6.56 Million - $11 Million	-2,914,923 Reduced 30.37%	6,684,247 $15 Million
Q4 2024 Feb 14, 2025	BUY	$3.29 - $4.62 $213,850 - $300,300	65,000 Added 0.68%	9,599,170 $33.6 Million
Q3 2024 Nov 14, 2024	BUY	$3.45 - $4.87 $864,839 - $1.22 Million	250,678 Added 2.7%	9,534,170 $39.2 Million
Q2 2024 Aug 14, 2024	BUY	$2.58 - $4.25 $2.94 Million - $4.85 Million	1,141,383 Added 14.02%	9,283,492 $33.4 Million
Q1 2024 May 15, 2024	BUY	$2.3 - $4.05 $363,993 - $640,944	158,258 Added 1.98%	8,142,109 $26.9 Million
Q4 2023 Feb 14, 2024	BUY	$1.19 - $2.42 $365,770 - $743,835	307,370 Added 4.0%	7,983,851 $18.4 Million
Q3 2023 Nov 14, 2023	BUY	$1.15 - $1.67 $729,203 - $1.06 Million	634,090 Added 9.0%	7,676,481 $9.9 Million
Q2 2023 Aug 14, 2023	BUY	$0.79 - $1.43 $630,020 - $1.14 Million	797,494 Added 12.77%	7,042,391 $9.3 Million
Q3 2022 Nov 14, 2022	BUY	$0.82 - $1.73 $11,990 - $25,296	14,622 Added 0.23%	6,244,897 $5.38 Million
Q2 2022 Aug 15, 2022	BUY	$0.33 - $1.69 $51,259 - $262,511	155,332 Added 2.56%	6,230,275 $6.98 Million
Q1 2022 May 16, 2022	BUY	$1.04 - $1.7 $508,894 - $831,847	489,322 Added 8.76%	6,074,943 $6.8 Million
Q4 2021 Feb 14, 2022	BUY	$1.51 - $2.59 $1.14 Million - $1.95 Million	752,643 Added 15.57%	5,585,621 $8.94 Million
Q3 2021 Nov 15, 2021	BUY	$2.2 - $3.17 $638,459 - $919,962	290,209 Added 6.39%	4,832,978 $11.7 Million
Q2 2021 Aug 16, 2021	BUY	$2.94 - $4.08 $140,826 - $195,432	47,900 Added 1.07%	4,542,769 $14.4 Million
Q1 2021 May 17, 2021	BUY	$2.6 - $4.43 $11.7 Million - $19.9 Million	4,494,869 New	4,494,869 $15.1 Million

Others Institutions Holding MREO

# of Institutions

Shares Held

98.2M

Call Options Held

2.28M

Put Options Held

761K

View Full List

About Mereo Biopharma Group plc

Ticker MREO
Exchange NASDAQ
Sector Healthcare
Industry Biotechnology
Shares Outstandng 124,986,000
Market Cap $207M
Description
Mereo BioPharma Group plc, a biopharmaceutical company, develops and commercializes therapeutics for the treatment of oncology and rare diseases in the United Kingdom and internationally. Its lead product candidate, etigilimab (OMP-313M32), an antibody T-cell immunoreceptor with Ig and ITIM domains, which is in Phase 1b clinical trial for the tr...

More about MREO

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Rock Springs Capital Management LP Mereo Biopharma Group PLC Transaction History