Wellington Management Group’s Definium Therapeutics DFTX Stock Holding History

Wellington Management Group’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	$24.7M	Buy	1,304,749 +84,082	+7%	+$1.43M	﹤0.01%	929
2025 Q4	$16.3M	Buy	1,220,667 +964,301	+376%	+$11.9M	﹤0.01%	1112
2025 Q3	$3.02M	Sell	256,366 -5,587	-2%	-$52.1K	﹤0.01%	1549
2025 Q2	$1.7M	Buy	261,953 +36,025	+16%	+$237K	﹤0.01%	1610
2025 Q1	$1.32M	Buy	225,928 +31,437	+16%	+$225K	﹤0.01%	1647
2024 Q4	$1.35M	Buy	194,491 +8,769	+5%	+$60.3K	﹤0.01%	1658
2024 Q3	$1.06M	Buy	185,722 +109,152	+143%	+$759K	﹤0.01%	1700
2024 Q2	$552K	Buy	76,570 +21,505	+39%	+$188K	﹤0.01%	1771
2024 Q1	$518K	Buy	+55,065	New	+$314K	﹤0.01%	1806

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

Wellington Management Group's DFTX Position: Q1 2026 in Review

Wellington Management Group increased its Definium Therapeutics (DFTX) stake by 6.9% in Q1 2026, buying an estimated $1.43M and bringing the position to 1,304,749 shares worth $24.7M. The position accounts for ﹤0.01% of the portfolio, ranked #929.

Wellington Management Group first reported a position in DFTX in Q1 2024 and has held it in 9 quarters since. 247 funds tracked by Wall St. Rank hold DFTX as of Q1 2026.

Wellington Management Group held 1,304,749 shares of Definium Therapeutics worth $24.7M as of Q1 2026.
Wellington Management Group bought 84,082 Definium Therapeutics shares in Q1 2026, an estimated $1.43M.
Definium Therapeutics made up ﹤0.01% of Wellington Management Group's portfolio in Q1 2026, its #929 holding.
Wellington Management Group first reported a position in Definium Therapeutics in Q1 2024 and has held it in 9 quarters since.
247 funds tracked by Wall St. Rank held Definium Therapeutics as of Q1 2026.

Based on Wellington Management Group's 13F filing for Q1 2026, filed 15 May 2026.