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STDN · NYSE

Standard Nuclear (STDN) Stock Price & Fundamentals

$257.16−0.10%−$0.26End-of-day price as of Oct 9, 2026

Standard Nuclear (STDN) closed at $257.16 on Oct 9, 2026, down 0.10% from the previous close of $257.42.

Share price, past year

1Y −0.34%
Daily closing prices

52-week range $245.83 – $289.28.
Monthly closing prices
Last closing price of each month
DateClose
Oct 9, 2026$257.16
Sep 30, 2026$261.50
Aug 31, 2026$252.63
Jul 31, 2026$257.34
Jun 30, 2026$259.53
May 29, 2026$271.38
Apr 30, 2026$269.45
Mar 31, 2026$274.02
Feb 27, 2026$278.24
Jan 30, 2026$285.42
Dec 31, 2025$272.44
Nov 28, 2025$268.24
Oct 31, 2025$263.61

Key statistics

Market cap
$0.00
P/E (TTM)
—
EPS (TTM)
—
Revenue (TTM)
—
Net income (TTM)
—
Shares outstanding
0
Dividend yield
—
52-week range
$245.83 – $289.28

Standard Nuclear's market cap is $0.00, based on a share price of $257.16 and 0 shares outstanding as of Jun 30, 2026.

Financials

Standard Nuclear quarterly results
QuarterRevenueNet incomeEPS (diluted)
Q2 FY2026ended Jun 30, 2026$4.74M−$3.42M−$0.12
Q1 FY2026ended Mar 31, 2026$593.80K−$7.71M−$0.28
Q2 FY2025ended Jun 30, 2025$552.94K−$1.63M−$0.06
Q1 FY2025ended Mar 31, 2025$377.93K−$8.29M−$0.29

Earnings

Standard Nuclear lost $0.12 per share in fiscal Q2 2026, reported Aug 27, 2026, compared with a loss of $0.06 a year earlier.

Diluted earnings per share by quarter

Q1'25Q2'25Q1'26Q2'26
Diluted earnings per share by fiscal quarter; the table below lists the values.
Standard Nuclear quarterly earnings per share, from SEC filings
QuarterReportedEPS (diluted)A year earlierChange
Q2 FY2026ended Jun 30, 2026Aug 27, 2026Earnings release−$0.12−$0.06—
Q1 FY2026ended Mar 31, 20266 months minus last 3 months—−$0.28−$0.29—
Q2 FY2025ended Jun 30, 2025—−$0.06——
Q1 FY2025ended Mar 31, 20256 months minus last 3 months—−$0.29——

About Standard Nuclear

Name
Standard Nuclear, Inc.
Ticker
STDN
Exchange
NYSE
Industry (SEC SIC)
Industrial Inorganic Chemicals
Headquarters
200 Europia Ave, Oak Ridge, TN 37830
Incorporated in
Delaware
Fiscal year ends
December
SEC CIK
0002086716

Recent SEC filings

Frequently asked questions

What is Standard Nuclear's stock price?

Standard Nuclear (STDN) closed at $257.16 on Oct 9, 2026, down 0.10% from the previous close of $257.42.

What is Standard Nuclear's market cap?

Standard Nuclear's market cap is $0.00, based on a share price of $257.16 and 0 shares outstanding as of Jun 30, 2026.

Sources and methodology

Fundamentals come from Standard Nuclear, Inc.'s filings with the SEC (EDGAR XBRL company facts). Fourth-quarter figures that companies don't report separately are calculated as the fiscal year minus the first three quarters. Trailing twelve-month (TTM) figures sum the latest four quarters. Prices are generated sample data for development. Last updated Oct 10, 2026. Data sources and disclosures