FISN
DEEP FISSION, INC.
NASDAQ · Utilities · Independent Power Producers · US
$8.47
+4.31%Price chart
Aug 19Aug 24Aug 27Sep 1Sep 4Sep 10Sep 15Sep 18
Key dataSep 18, 2026
Open$8.15
From 52W high−41.83%
Volume1.53M
Market cap$498.93M
P/E (TTM)—
P/S (TTM)—
Div yield—
Key dataSep 18, 2026
Open
$8.15
From 52W high
−41.83%
Volume
1.53M
Market cap
$498.93M
ValuationView details →
P/E (Fwd)
—
EV/EBITDA
−5.7x
P/E (TTM)
—
RSI (14)
56.1
MomentumView details →
1D Return
+4.31%
YTD Return
—
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Latest newsMore news →
Deep Fission, Inc. announced it successfully installed and retrieved a full-size prototype reactor canister from a borehole using standard commercial drilling equipment operated by a commercial drilling and rigging crew.10d agoDeep Fission, Inc. appointed ShawnTrell Scales as its first Chief People Officer.26d ago