Perceptive Advisors’s Mirum Pharmaceuticals MIRM Stock Holding History

Perceptive Advisors’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	$13.5M	Buy	+115,391	New	+$11.6M	0.2%	70
2026 Q1	–	Sell	-259,545	Closed	-$20.5M	–	119
2025 Q4	$20.5M	Buy	+259,545	New	+$18.6M	0.37%	61
2024 Q1	–	Sell	-534,942	Closed	-$15.8M	–	120
2023 Q4	$15.8M	Sell	534,942 -137,100	-20%	-$4.15M	0.35%	56
2023 Q3	$21.2M	Buy	672,042 +70,476	+12%	+$1.93M	0.71%	40
2023 Q2	$15.6M	Hold	601,566	–	–	0.45%	57
2023 Q1	$14.4M	Buy	+601,566	New	+$13.7M	0.43%	54

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

Perceptive Advisors's MIRM Position: Q2 2026 in Review

Perceptive Advisors opened a new position in Mirum Pharmaceuticals (MIRM) in Q2 2026: 115,391 shares worth $13.5M. The stake represents 0.2% of the portfolio and ranks #70 among its holdings. This is a return to the name: Perceptive Advisors previously reported a position in MIRM as recently as Q4 2025.

Perceptive Advisors first reported a position in MIRM in Q1 2023 and has held it in 6 quarters since. The position peaked at $21.2M in Q3 2023. 327 funds tracked by Wall St. Rank hold MIRM as of Q2 2026.

Perceptive Advisors held 115,391 shares of Mirum Pharmaceuticals worth $13.5M as of Q2 2026.
Mirum Pharmaceuticals was a new Perceptive Advisors position in Q2 2026.
Mirum Pharmaceuticals made up 0.2% of Perceptive Advisors's portfolio in Q2 2026, its #70 holding.
Perceptive Advisors first reported a position in Mirum Pharmaceuticals in Q1 2023 and has held it in 6 quarters since.
Perceptive Advisors's Mirum Pharmaceuticals position peaked at $21.2M in Q3 2023.
327 funds tracked by Wall St. Rank held Mirum Pharmaceuticals as of Q2 2026.

Based on Perceptive Advisors's 13F filing for Q2 2026, filed 14 Aug 2026.