Polar Capital Holdings’s Mirum Pharmaceuticals MIRM Stock Holding History

Polar Capital Holdings’s Portfolio MIRM Stock Details MIRM Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$99M	Buy	845,524 +562,040	+198%	+$56.4M	0.23%	86
2026 Q1	$26.2M	Sell	283,484 -510,158	-64%	-$48M	0.09%	128
2025 Q4	$62.7M	Sell	793,642 -26,910	-3%	-$1.93M	0.24%	85
2025 Q3	$60.2M	Sell	820,552 -154,448	-16%	-$9.82M	0.29%	89
2025 Q2	$49.6M	Sell	975,000 -200,000	-17%	-$8.9M	0.26%	92
2025 Q1	$52.9M	Buy	1,175,000 +500,000	+74%	+$23.6M	0.32%	87
2024 Q4	$27.9M	Hold	675,000	–	–	0.16%	131
2024 Q3	$26.3M	Sell	675,000 -66,049	-9%	-$2.63M	0.13%	120
2024 Q2	$25.3M	Buy	741,049 +116,049	+19%	+$3.04M	0.15%	117
2024 Q1	$15.7M	Hold	625,000	–	–	0.08%	166
2023 Q4	$18.4M	Sell	625,000 -550,000	-47%	-$16.6M	0.11%	142
2023 Q3	$37.1M	Buy	1,175,000 +250,000	+27%	+$6.85M	0.28%	94
2023 Q2	$23.9M	Sell	925,000 -4,907	-0.5%	-$131K	0.12%	134
2023 Q1	$22.3M	Buy	929,907 +75,000	+9%	+$1.71M	0.15%	130
2022 Q4	$16.7M	Sell	854,907 -325,000	-28%	-$6.42M	0.13%	157
2022 Q3	$24.8M	Sell	1,179,907 -32,525	-3%	-$783K	0.16%	124
2022 Q2	$23.6M	Buy	1,212,432 +238,723	+25%	+$5.63M	0.14%	129
2022 Q1	$21.4M	Buy	+973,709	New	+$19.9M	0.1%	164

Other funds holding MIRM

FLSM

Frazier Life Sciences Management Palo Alto, California $4.59B AUM 237.58% 1-Year Est. Return

Jupiter Topco New York $245B AUM

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

William Blair Investment Management Chicago, Illinois $33.3B AUM 44.76% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Polar Capital Holdings's MIRM Position: Q2 2026 in Review

Polar Capital Holdings increased its Mirum Pharmaceuticals (MIRM) stake by 198% in Q2 2026, buying an estimated $56.4M and bringing the position to 845,524 shares worth $99M. The position accounts for 0.23% of the portfolio, ranked #86.

Polar Capital Holdings first reported a position in MIRM in Q1 2022 and has held it in 18 quarters since. 327 funds tracked by Wall St. Rank hold MIRM as of Q2 2026.

Polar Capital Holdings held 845,524 shares of Mirum Pharmaceuticals worth $99M as of Q2 2026.
Polar Capital Holdings bought 562,040 Mirum Pharmaceuticals shares in Q2 2026, an estimated $56.4M.
Mirum Pharmaceuticals made up 0.23% of Polar Capital Holdings's portfolio in Q2 2026, its #86 holding.
Polar Capital Holdings first reported a position in Mirum Pharmaceuticals in Q1 2022 and has held it in 18 quarters since.
327 funds tracked by Wall St. Rank held Mirum Pharmaceuticals as of Q2 2026.

Based on Polar Capital Holdings's 13F filing for Q2 2026, filed 14 Aug 2026.