Rock Springs Capital Management LP Mirum Pharmaceuticals, Inc. Transaction History

Rock Springs Capital Management LP

$1.47 Billion
Q2 2025

A detailed history of Rock Springs Capital Management LP transactions in Mirum Pharmaceuticals, Inc. stock. As of the latest transaction made, Rock Springs Capital Management LP holds 818,206 shares of MIRM stock, worth $58.7 Million. This represents 2.83% of its overall portfolio holdings.

Number of Shares

818,206

Previous 951,765 14.03%

Holding current value

$58.7 Million

Previous $42.9 Million 2.89%

% of portfolio

2.83%

Previous 2.56%

21 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q2 2025 Aug 14, 2025	SELL	$38.39 - $51.11 $5.13 Million - $6.83 Million	-133,559 Reduced 14.03%	818,206 $41.6 Million
Q1 2025 May 15, 2025	SELL	$41.32 - $53.16 $21.5 Million - $27.6 Million	-519,799 Reduced 35.32%	951,765 $42.9 Million
Q4 2024 Feb 14, 2025	SELL	$37.85 - $46.65 $4.12 Million - $5.08 Million	-108,924 Reduced 6.89%	1,471,564 $60.8 Million
Q3 2024 Nov 14, 2024	SELL	$33.68 - $44.74 $6.45 Million - $8.57 Million	-191,550 Reduced 10.81%	1,580,488 $61.6 Million
Q2 2024 Aug 14, 2024	SELL	$23.57 - $34.85 $1.99 Million - $2.95 Million	-84,526 Reduced 4.55%	1,772,038 $60.6 Million
Q1 2024 May 15, 2024	BUY	$24.92 - $30.02 $127,092 - $153,102	5,100 Added 0.28%	1,856,564 $46.6 Million
Q4 2023 Feb 14, 2024	BUY	$27.14 - $34.93 $834,039 - $1.07 Million	30,731 Added 1.69%	1,851,464 $54.7 Million
Q2 2023 Aug 14, 2023	BUY	$23.51 - $30.09 $587,750 - $752,250	25,000 Added 1.39%	1,820,733 $47.1 Million
Q3 2022 Nov 14, 2022	BUY	$19.98 - $29.44 $1.56 Million - $2.3 Million	78,000 Added 4.54%	1,795,733 $37.7 Million
Q2 2022 Aug 15, 2022	BUY	$18.42 - $27.5 $949,090 - $1.42 Million	51,525 Added 3.09%	1,717,733 $33.4 Million
Q1 2022 May 16, 2022	BUY	$15.5 - $23.93 $1.97 Million - $3.05 Million	127,394 Added 8.28%	1,666,208 $36.7 Million
Q4 2021 Feb 14, 2022	BUY	$13.05 - $19.35 $172,142 - $255,245	13,191 Added 0.86%	1,538,814 $24.5 Million
Q3 2021 Nov 15, 2021	BUY	$13.95 - $20.18 $26,505 - $38,342	1,900 Added 0.12%	1,525,623 $30.4 Million
Q2 2021 Aug 16, 2021	BUY	$15.84 - $20.6 $331,420 - $431,013	20,923 Added 1.39%	1,523,723 $26.3 Million
Q1 2021 May 17, 2021	BUY	$16.29 - $21.92 $102,219 - $137,548	6,275 Added 0.42%	1,502,800 $29.8 Million
Q4 2020 Feb 16, 2021	BUY	$15.75 - $25.45 $2.66 Million - $4.3 Million	168,911 Added 12.72%	1,496,525 $26.1 Million
Q3 2020 Nov 16, 2020	BUY	$18.4 - $26.59 $141,753 - $204,849	7,704 Added 0.58%	1,327,614 $25.6 Million
Q2 2020 Aug 14, 2020	BUY	$11.51 - $20.97 $885,234 - $1.61 Million	76,910 Added 6.19%	1,319,910 $25.7 Million
Q1 2020 May 15, 2020	SELL	$9.38 - $23.79 $18,760 - $47,580	-2,000 Reduced 0.16%	1,243,000 $17.4 Million
Q4 2019 Feb 14, 2020	BUY	$6.84 - $25.9 $3.11 Million - $11.8 Million	454,952 Added 57.59%	1,245,000 $30.5 Million
Q3 2019 Nov 14, 2019	BUY	$9.16 - $14.77 $7.24 Million - $11.7 Million	790,048 New	790,048 $7.95 Million

Others Institutions Holding MIRM

# of Institutions

230

Shares Held

56.1M

Call Options Held

25.3K

Put Options Held

98.9K

View Full List

About Mirum Pharmaceuticals, Inc.

Ticker MIRM
Exchange NASDAQ
Sector Healthcare
Industry Biotechnology
Shares Outstandng 36,751,700
Market Cap $2.64B
Description
Mirum Pharmaceuticals, Inc., a biopharmaceutical company, focuses on the development and commercialization of novel therapies for debilitating rare and orphan diseases. The company's lead product candidate is LIVMARLI, an investigational oral drug for the treatment of progressive familial intrahepatic cholestasis disease, as well as for the trea...

More about MIRM

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Rock Springs Capital Management LP Mirum Pharmaceuticals, Inc. Transaction History