Shay Capital’s Definium Therapeutics DFTX Stock Holding History

Shay Capital’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	$3.76M	Buy	+80,000	New	+$1.98M	0.24%	91
2021 Q4	–	Sell	-9,417	Closed	-$329K	–	586
2021 Q3	$329K	Sell	9,417 -1,946	-17%	-$84.1K	0.04%	317
2021 Q2	$588K	Buy	+11,363	New	+$596K	0.07%	242

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

Shay Capital's DFTX Position: Q2 2026 in Review

Shay Capital opened a new position in Definium Therapeutics (DFTX) in Q2 2026: 80,000 shares worth $3.76M. The stake represents 0.24% of the portfolio and ranks #91 among its holdings. This is a return to the name: Shay Capital previously reported a position in DFTX as recently as Q3 2021.

Shay Capital first reported a position in DFTX in Q2 2021 and has held it in 3 quarters since. 362 funds tracked by Wall St. Rank hold DFTX as of Q2 2026.

Shay Capital held 80,000 shares of Definium Therapeutics worth $3.76M as of Q2 2026.
Definium Therapeutics was a new Shay Capital position in Q2 2026.
Definium Therapeutics made up 0.24% of Shay Capital's portfolio in Q2 2026, its #91 holding.
Shay Capital first reported a position in Definium Therapeutics in Q2 2021 and has held it in 3 quarters since.
362 funds tracked by Wall St. Rank held Definium Therapeutics as of Q2 2026.

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