ASP ISOTOPES INC

Ticker: ASPI CUSIP: 00218A105 Class: Common Stock

Rockefeller Capital Management L.P.'s Holding History (CIK: 0001739439)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 4,121 Value ($000) $22 Avg Close $7.95 Range $5.24 - $14.49

Q3 2025

Shares 3,121 Value ($000) $30 Avg Close $9.22 Range $6.59 - $11.86

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	4,121	$22	$7.95	$5.24 - $14.49
Q3 2025	3,121	$30	$9.22	$6.59 - $11.86