AllianceBernstein’s Definium Therapeutics DFTX Stock Holding History

AllianceBernstein’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 Q1	$1.73M	Buy	91,703 +16,866	+23%	+$286K	﹤0.01%	2082
2025 Q4	$1M	Buy	74,837 +7	+0%	+$87	﹤0.01%	2339
2025 Q3	$882K	Hold	74,830	–	–	﹤0.01%	2400
2025 Q2	$486K	Sell	74,830 -750	-1%	-$4.93K	﹤0.01%	2652
2025 Q1	$442K	Buy	75,580 +7,650	+11%	+$54.8K	﹤0.01%	2600
2024 Q4	$473K	Sell	67,930 -7,400	-10%	-$50.9K	﹤0.01%	2663
2024 Q3	$429K	Hold	75,330	–	–	﹤0.01%	2742
2024 Q2	$543K	Buy	+75,330	New	+$659K	﹤0.01%	2630
2022 Q2	–	Sell	-19,453	Closed	-$324K	–	3335
2022 Q1	$324K	Buy	19,453 +73	+0.4%	+$1.27K	﹤0.01%	2849
2021 Q4	$401K	Sell	19,380 -3,013	-13%	-$96.2K	﹤0.01%	2829
2021 Q3	$783K	Hold	22,393	–	–	﹤0.01%	2590
2021 Q2	$1.16M	Buy	+22,393	New	+$1.18M	﹤0.01%	2471

Other funds holding DFTX

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

DCM

Driehaus Capital Management Chicago, Illinois $13.6B AUM 173.98% 1-Year Est. Return

ACA

Avoro Capital Advisors New York $10.2B AUM 149.19% 1-Year Est. Return

Janus Henderson Group London, United Kingdom $209B AUM 37.72% 1-Year Est. Return

DTC

Deep Track Capital Greenwich, Connecticut $6.12B AUM 144% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

OCA

Octagon Capital Advisors New York $904M AUM 737.04% 1-Year Est. Return

Commodore Capital New York $1.73B AUM 298.96% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

AllianceBernstein's DFTX Position: Q1 2026 in Review

AllianceBernstein increased its Definium Therapeutics (DFTX) stake by 23% in Q1 2026, buying an estimated $286K and bringing the position to 91,703 shares worth $1.73M. The position accounts for ﹤0.01% of the portfolio, ranked #2082.

AllianceBernstein first reported a position in DFTX in Q2 2021 and has held it in 12 quarters since. 247 funds tracked by Wall St. Rank hold DFTX as of Q1 2026.

AllianceBernstein held 91,703 shares of Definium Therapeutics worth $1.73M as of Q1 2026.
AllianceBernstein bought 16,866 Definium Therapeutics shares in Q1 2026, an estimated $286K.
Definium Therapeutics made up ﹤0.01% of AllianceBernstein's portfolio in Q1 2026, its #2082 holding.
AllianceBernstein first reported a position in Definium Therapeutics in Q2 2021 and has held it in 12 quarters since.
247 funds tracked by Wall St. Rank held Definium Therapeutics as of Q1 2026.

Based on AllianceBernstein's 13F filing for Q1 2026, filed 15 May 2026.