ASPI — ASP ISOTOPES INC

Ownership history in RENAISSANCE TECHNOLOGIES LLC  ·  6 quarters on record

This page tracks every 13F SEC filing in which RENAISSANCE TECHNOLOGIES LLC reported a position in ASP ISOTOPES INC (ASPI). Data includes quarterly share count, position size as % of portfolio, estimated market value, and end-of-quarter stock price — sourced directly from SEC EDGAR 13F filings.

Quarter Action Shares Change Chg % % of Fund Mkt Value Price (EOQ)
2025 Q3 ADDED 201,200 +29,400 +17.1% 0.00% $1.9M $9.62
2024 Q2 ADDED 171,800 +9,200 +5.7% 0.00% $526K $3.06
2024 Q1 ADDED 162,600 +87,832 +117.5% 0.00% $672K $4.13
2023 Q4 REDUCED 74,768 -26,111 -25.9% 0.00% $134K $1.79
2023 Q3 REDUCED 100,879 -378,121 -78.9% 0.00% $96K $0.95
2023 Q2 INITIATED 479,000 — — 0.00% $272K $0.57
% of Fund (quarterly)    ASPI price (monthly, adj. close)

Other funds also holding ASPI

As of 2025 Q4 — sorted by position size

SOUTHPORT MANAGEMENT, L.L.C. 3Y 7Y 1.59% AWM Investment Company, Inc. 3Y 7Y 1.1% Diametric Capital, LP 3Y 7Y 1.06% WIM INVESTMENT MANAGEMENT Ltd 0.83% Telemark Asset Management, LLC 3Y 7Y 0.44% Shay Capital LLC 3Y 0.32% CANNELL CAPITAL LLC 3Y 7Y 0.29% Crawford Fund Management, LLC 0.17% Shay Capital LLC 3Y 0.17% HITE Hedge Asset Management LLC 3Y 7Y 0.15%
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