Tortoise Investment Management’s Definium Therapeutics DFTX Stock Holding History

Tortoise Investment 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
2025 Q4	–	Sell	-400	Closed	-$4.72K	–	958
2025 Q3	$4.72K	Hold	400	–	–	﹤0.01%	708
2025 Q2	$2.6K	Hold	400	–	–	﹤0.01%	749
2025 Q1	$2.34K	Hold	400	–	–	﹤0.01%	692
2024 Q4	$2.78K	Hold	400	–	–	﹤0.01%	736
2024 Q3	$2.28K	Hold	400	–	–	﹤0.01%	758
2024 Q2	$2.88K	Hold	400	–	–	﹤0.01%	736
2024 Q1	$3.76K	Hold	400	–	–	﹤0.01%	703
2023 Q4	$1.46K	Hold	400	–	–	﹤0.01%	727
2023 Q3	$1.25K	Hold	400	–	–	﹤0.01%	731
2023 Q2	$1.43K	Hold	400	–	–	﹤0.01%	721
2023 Q1	$1.27K	Hold	400	–	–	﹤0.01%	719
2022 Q4	$880	Sell	400 -400	-50%	-$1.11K	﹤0.01%	727
2022 Q3	$2K	Buy	800 +400	+100%	+$3.84K	﹤0.01%	693
2022 Q2	$4K	Hold	400	–	–	﹤0.01%	621
2022 Q1	$7K	Hold	400	–	–	﹤0.01%	534
2021 Q4	$8K	Hold	400	–	–	﹤0.01%	502
2021 Q3	$14K	Hold	400	–	–	﹤0.01%	434
2021 Q2	$21K	Buy	+400	New	+$21K	﹤0.01%	371

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

Marshall Wace London, United Kingdom $100B AUM 35.1% 1-Year Est. Return

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

TECP

Trails Edge Capital Partners Atlanta, Georgia $437M AUM

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

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

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

OCA

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

Tortoise Investment Management's DFTX Position: Q4 2025 in Review

Tortoise Investment Management sold out of Definium Therapeutics (DFTX) in Q4 2025, closing a stake of 400 shares — an estimated $4.72K sold.

Tortoise Investment Management first reported a position in DFTX in Q2 2021 and held it in 18 quarters. The position peaked at $21K in Q2 2021. 208 funds tracked by Wall St. Rank hold DFTX as of Q4 2025.

Tortoise Investment Management reported no remaining Definium Therapeutics position as of Q4 2025 after selling out during the quarter.
Tortoise Investment Management sold 400 Definium Therapeutics shares in Q4 2025, an estimated $4.72K.
Tortoise Investment Management first reported a position in Definium Therapeutics in Q2 2021 and held it in 18 quarters.
Tortoise Investment Management's Definium Therapeutics position peaked at $21K in Q2 2021.
208 funds tracked by Wall St. Rank held Definium Therapeutics as of Q4 2025.

Based on Tortoise Investment Management's 13F filing for Q4 2025, filed 6 Feb 2026.