Janus Henderson Group
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Janus Henderson Group’s ASP Isotopes ASPI Stock Holding History

Janus Henderson Group’s Portfolio ASPI Stock Details ASPI Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$172K Hold
39,000
– – ﹤0.01% 2351
2025
Q4 		$208K Buy
+39,000
New +$310K ﹤0.01% 2343

Other funds holding ASPI

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
ECA
Encompass Capital Advisors New York $3.34B AUM 167.64% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
RIM
Rovida Investment Management Grand Cayman, Cayman Islands $797M AUM 111.83% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $666B AUM 30.12% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Alyeska Investment Group
Alyeska Investment Group Chicago, Illinois $35.4B AUM 33.54% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
ETC
Exchange Traded Concepts Oklahoma City, Oklahoma $21.9B AUM 68.6% 1-Year Est. Return
AIC
AWM Investment Company New York $903M AUM 163.47% 1-Year Est. Return

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

Janus Henderson Group held its ASP Isotopes (ASPI) position steady in Q1 2026 at 39,000 shares worth $172K. The position accounts for ﹤0.01% of the portfolio, ranked #2351.

Janus Henderson Group first reported a position in ASPI in Q4 2025 and has held it in 2 quarters since. The position peaked at $208K in Q4 2025. 177 funds tracked by Wall St. Rank hold ASPI as of Q1 2026.

  • Janus Henderson Group held 39,000 shares of ASP Isotopes worth $172K as of Q1 2026.
  • Janus Henderson Group left its ASP Isotopes share count unchanged in Q1 2026.
  • ASP Isotopes made up ﹤0.01% of Janus Henderson Group's portfolio in Q1 2026, its #2351 holding.
  • Janus Henderson Group first reported a position in ASP Isotopes in Q4 2025 and has held it in 2 quarters since.
  • Janus Henderson Group's ASP Isotopes position peaked at $208K in Q4 2025.
  • 177 funds tracked by Wall St. Rank held ASP Isotopes as of Q1 2026.

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