Activity Companies Alerts About

Paul E. Mann owns 6.08% of ASP Isotopes

9,328,570 shares as of the September 4, 2026 filing, worth $20M at the latest close.

ASPI · $328M market cap · Founder-led
Get an email when Paul E. Mann’s stake moves.
Free.
The stake
6.08%
worth $20M at the latest close
Stake rank
#1,248
by dollar value of the stake
Last sale
45 days ago
Sep 4, 2026
Last buy
826 days ago
Jul 15, 2024

Paul E. Mann owns 6.08% of ASP Isotopes Inc.: 9,328,570 of 153,309,380 shares, worth about $20M at the 2026-10-16 close. The stake has moved from 8.88% in 2022 to 6.08% on 2026-09-04, across 7 sales and 1 purchase that moved it since 2016. The last trade that moved it was a planned sale of $999,237 on 2026-09-04.

How the stake is held

as of the Sep 4, 2026 filing
SHARES
OF THE STAKE
COMMON STOCK · stated Sep 4, 2026 · Form 4 ↗
HELD DIRECTLY
9,328,570
100.0%
THE STAKE
9,328,570
6.08%