Biggest movers / FISN

FISN alerts & big moves

DEEP FISSION INC · Nasdaq · Industrial

Last price$2.90

Change+3.24%vs previous close

Alerts5last 90 days

Last alertOctober 20, 202611:41 AM ET

52-week rangeas recorded on October 20, 2026

Low $3.39High $19.00

Alert history — last 90 days

All 5 alerts in the window. Times are ET; the public list runs 15 minutes behind the live feed.

General−11.0%in 15 minOctober 20, 2026, 11:41 AM ET
$3.08Vol 785.8K1.8× avg volumeIndustrial
General−11.2%in 17 minOctober 20, 2026, 11:20 AM ET
$3.41Vol 643.8K1.5× avg volumeIndustrial
General+12.4%in 16 minOctober 20, 2026, 9:51 AM ET
$4.07Vol 167.4K0.4× avg volumeIndustrial
Momentum+10.9%in 14 minOctober 20, 2026, 9:49 AM ET
$4.01Vol 156.8K0.4× avg volumeIndustrial
Momentum+10.0%in 15 minOctober 20, 2026, 7:39 AM ET
$3.95Vol 19.9K<0.1× avg volumeIndustrial

Recent SEC filings

Straight from EDGAR — the company’s own filings, in plain English. Every line links to the original document.

Company update8-KOctober 20, 2026
The company told regulators something it considered important had happened.
Read the filing on sec.gov →
Company update8-KSeptember 21, 2026
The company told regulators something it considered important had happened.
Read the filing on sec.gov →
Quarterly report10-QAugust 3, 2026
The company filed its quarterly financial report. This is scheduled, not news in itself.
Read the filing on sec.gov →
Company update8-KJuly 29, 2026
The company told regulators something it considered important had happened.
Read the filing on sec.gov →
Leadership8-KJuly 17, 2026
A director or senior executive joined or left the company.
Read the filing on sec.gov →

Get FISN alerts as they fire

Add FISN to your watchlist and the live feed shows its next big move the second the engine sees it — with a push alert on iPhone, Android or desktop.

Open the live feed See plans

Prices come from Dipfinding’s market feed and may be delayed. Alert history covers the channels published openly on this site. Information only — not financial advice.