Rock Springs Capital Management’s Definium Therapeutics DFTX Stock Holding History

Rock Springs Capital Management’s Portfolio DFTX Stock Details DFTX Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$6.74M	Buy	+143,187	New	+$3.54M	0.33%	67

Other funds holding DFTX

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

ACA

Avoro Capital Advisors New York $11.1B AUM 207.82% 1-Year Est. Return

DCM

Driehaus Capital Management Chicago, Illinois $17.3B AUM 211.34% 1-Year Est. Return

Jupiter Topco New York $245B AUM

Capital World Investors Los Angeles, California $846B AUM 46.74% 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

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

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

Capital International Investors Los Angeles, California $484B AUM 34.9% 1-Year Est. Return

Rock Springs Capital Management's DFTX Position: Q2 2026 in Review

Rock Springs Capital Management opened a new position in Definium Therapeutics (DFTX) in Q2 2026: 143,187 shares worth $6.74M. The stake represents 0.33% of the portfolio and ranks #67 among its holdings.

361 funds tracked by Wall St. Rank hold DFTX as of Q2 2026.

Rock Springs Capital Management held 143,187 shares of Definium Therapeutics worth $6.74M as of Q2 2026.
Definium Therapeutics was a new Rock Springs Capital Management position in Q2 2026.
Definium Therapeutics made up 0.33% of Rock Springs Capital Management's portfolio in Q2 2026, its #67 holding.
361 funds tracked by Wall St. Rank held Definium Therapeutics as of Q2 2026.

Based on Rock Springs Capital Management's 13F filing for Q2 2026, filed 14 Aug 2026.