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JANUS HENDERSON GROUP PLC

Position in ASPI — ASP Isotopes Inc.

CIK 1274173 LONDON, X0

Position in ASPI

as of Mar 31, 2026 · filed May 18, 2026
Position Value
$172,380
-$36,270 QoQ
Shares Held
39,000
0.0% QoQ
Ownership
0.031%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Dec 2025
2 quarters on record
Voting authority Sole 0% Shared 0% None 100%

Common Shares in ASPI Over Time

Shares Held

Position Value (USD)

Position in Chemicals

Basic Materials · as of Mar 31, 2026

JANUS HENDERSON GROUP PLC holds $12,070,629 across 7 Chemicals names. ASPI ranks #7 (1.4% of the industry book) .

# Ticker Company Shares Value (USD) Open
7 ASPI
ASP Isotopes Inc.
This page
39,000 $172,380

All Filings in ASPI

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2 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $172,380 39,000
2025-12-31 $208,650 39,000