Janus Henderson Group
DFTX

Janus Henderson Group’s Definium Therapeutics DFTX Stock Holding History

Janus Henderson 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 		$67.2M Buy
3,556,041
+1,144,345
+47% +$19.4M 0.03% 352
2025
Q4 		$32.3M Buy
2,411,696
+2,383,696
+8,513% +$29.5M 0.01% 503
2025
Q3 		$330K Hold
28,000
– – ﹤0.01% 2167
2025
Q2 		$182K Hold
28,000
– – ﹤0.01% 2336
2025
Q1 		$173K Hold
28,000
– – ﹤0.01% 2399
2024
Q4 		$195K Hold
28,000
– – ﹤0.01% 2436
2024
Q3 		$159K Hold
28,000
– – ﹤0.01% 2479
2024
Q2 		$202K Sell
28,000
-927,678
-97% -$8.11M ﹤0.01% 2384
2024
Q1 		$8.96M Buy
+955,678
New +$5.45M ﹤0.01% 721

Other funds holding DFTX

BlackRock
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
DTC
Deep Track Capital Greenwich, Connecticut $6.12B AUM 144% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
State Street
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
CC
Commodore Capital New York $1.73B AUM 298.96% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
TECP
Trails Edge Capital Partners Atlanta, Georgia $437M AUM

Janus Henderson Group's DFTX Position: Q1 2026 in Review

Janus Henderson Group increased its Definium Therapeutics (DFTX) stake by 47% in Q1 2026, buying an estimated $19.4M and bringing the position to 3,556,041 shares worth $67.2M. The position accounts for 0.03% of the portfolio, ranked #352.

Janus Henderson 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.

  • Janus Henderson Group held 3,556,041 shares of Definium Therapeutics worth $67.2M as of Q1 2026.
  • Janus Henderson Group bought 1,144,345 Definium Therapeutics shares in Q1 2026, an estimated $19.4M.
  • Definium Therapeutics made up 0.03% of Janus Henderson Group's portfolio in Q1 2026, its #352 holding.
  • Janus Henderson 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 Janus Henderson Group's 13F filing for Q1 2026, filed 15 May 2026.