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Aehr Test Systems (AEHR)

Aehr Test Systems at a glance — key fundamentals, SEC filings, insider buying and selling, and earnings dates.

Aehr Test Systems (AEHR) is a Semiconductors company based in US with a market capitalization of $2.9B. Revenue declined 10.9% year-over-year and free cash flow was negative at -$12.4M. This page tracks AEHR's SEC filings, insider buying and selling, earnings dates, and key fundamentals in one place.

US · 115 employees · IPO Aug 15, 1997

Valuation

Valuation & price

$99.24 · as of May 15, 2026 · -14.9% vs 52w high

—

P/E ratio

Latest-FY diluted EPS

23.82

P/B ratio

Market cap ÷ book equity

—

Dividend yield

Price — last 12 months

$116$64.58$13.29Jul 25Dec 25Jul 26Jul 7, 25$14.82Jul 9, 25$13.29Jul 11, 25$14.11Jul 15, 25$14.05Jul 17, 25$15.48Jul 21, 25$16.45Jul 23, 25$22.18Jul 25, 25$21.74Jul 29, 25$18.78Jul 31, 25$16.90Aug 4, 25$19.03Aug 6, 25$18.18Aug 11, 25$17.48Aug 13, 25$20.16Aug 15, 25$18.31Aug 19, 25$17.59Aug 21, 25$17.66Aug 25, 25$24.59Aug 27, 25$24.30Aug 29, 25$24.95Sep 3, 25$24.52Sep 5, 25$25.56Sep 9, 25$26.83Sep 11, 25$26.57Sep 16, 25$28.51Sep 18, 25$30.57Sep 22, 25$32.53Sep 24, 25$32.24Sep 26, 25$30.19Sep 30, 25$30.11Oct 2, 25$32.25Oct 6, 25$31.65Oct 8, 25$25.85Oct 10, 25$23.49Oct 14, 25$27.29Oct 16, 25$26.71Oct 21, 25$25.92Oct 23, 25$25.09Oct 27, 25$25.14Oct 29, 25$27.00Oct 31, 25$25.99Nov 4, 25$24.80Nov 6, 25$23.69Nov 10, 25$24.59Nov 12, 25$23.22Nov 14, 25$20.34Nov 18, 25$19.74Nov 20, 25$19.40Nov 25, 25$21.50Nov 28, 25$22.97Dec 2, 25$22.46Dec 4, 25$25.50Dec 8, 25$23.87Dec 10, 25$25.84Dec 12, 25$24.48Dec 16, 25$21.90Dec 18, 25$21.47Dec 22, 25$22.61Dec 24, 25$22.07Dec 29, 25$20.36Jan 2, 26$22.16Jan 6, 26$24.73Jan 8, 26$22.70Jan 12, 26$26.35Jan 14, 26$25.97Jan 16, 26$28.81Jan 21, 26$29.20Jan 23, 26$28.04Jan 27, 26$27.75Jan 29, 26$26.88Feb 2, 26$26.06Feb 4, 26$23.83Feb 9, 26$27.59Feb 11, 26$33.85Feb 13, 26$28.84Feb 18, 26$29.01Feb 20, 26$33.60Feb 24, 26$39.23Feb 26, 26$39.80Mar 2, 26$44.03Mar 4, 26$42.66Mar 6, 26$35.61Mar 10, 26$41.96Mar 12, 26$37.65Mar 17, 26$37.09Mar 19, 26$37.76Mar 23, 26$37.15Mar 25, 26$39.03Mar 27, 26$32.52Mar 31, 26$37.08Apr 2, 26$44.32Apr 7, 26$50.25Apr 9, 26$68.86Apr 13, 26$71.66Apr 15, 26$73.22Apr 17, 26$83.86Apr 22, 26$97.36Apr 24, 26$95.91Apr 28, 26$82.43Apr 30, 26$90.56May 4, 26$85.61May 6, 26$96.73May 8, 26$97.23May 12, 26$96.72May 14, 26$106.34May 18, 26$83.57May 20, 26$82.34May 22, 26$95.02May 28, 26$99.99Jun 1, 26$93.62Jun 3, 26$114.59Jun 5, 26$98.45Jun 9, 26$94.31Jun 11, 26$103.03Jun 15, 26$115.88Jun 17, 26$112.62Jun 22, 26$113.33Jun 24, 26$95.20Jun 26, 26$91.81Jul 2, 26$75.21
$13.2952-week range$116.58
Loading valuation history…

Fundamentals

Key fundamentals

$2.9B

Market cap

-10.9%

Revenue growth (YoY)

40.6%

Gross margin

-$12.4M

Free cash flow (USD)

-$14.4M

Net debt

Net cash position

2.6%

Share dilution

1/4

Graham criteria passed

Defensive-investor screen

Technology

Sector

Trajectory

Long-term trends

Revenue by year

2016 → 2025

FY 2016$14.5MFY 2017$18.9MFY 2018$29.6MFY 2019$21.1MFY 2020$22.3MFY 2021$16.6MFY 2022$50.8MFY 2023$65.0MFY 2024$66.2MFY 2025$59.0M
$14.5M$59M

Free cash flow by year

2016 → 2025

FY 2016$-7.2MFY 2017$-5.0MFY 2018$-1.9MFY 2019$-5.8MFY 2020$-2.2MFY 2021$-2.9MFY 2022$1.1MFY 2023$8.6MFY 2024$1.0MFY 2025$-12.4M
-$7.2M-$12.4M

Gross margin by year

2021 → 2025

FY 202136.3%FY 202246.6%FY 202350.4%FY 202449.1%FY 202540.6%
36.3%40.6%

Value screen

Graham defensive-investor tests

Computing the scorecard — refreshing any stale inputs…

0

Insider buys · 90 days

32

Insider sells · 90 days

Earnings

Last report: 10-Q filed Apr 8, 2026

Next expected: not yet scheduled

On the tape

Recent SEC & insider activity

  • Insider sellInsider Sell $222KSiu Chris · CFO · $221.6KMay 15, 2026Filing
  • Insider sellInsider Sell $714KSLAYEN HOWARD T · Director · $714.2KMay 15, 2026Filing
  • Insider sellInsider Sell $2.8MSALAMONE ALBERTO · EVP, PPBI BUSINESS · $2.8MApr 22, 2026Filing
  • Insider sellInsider Sell $187KSPORCK ALISTAIR N · VP Contactor Business Unit · $187KApr 22, 2026Filing
  • Insider sellInsider Sell $1.8MPOSEDEL RHEA J · Director · $1.8MApr 22, 2026Filing
  • Insider sellInsider Sell $610KROGERS VERNON · Exec VP of Sales & Mktg. · $610.3KApr 21, 2026Filing
  • Insider sellInsider Sell $844KPOSEDEL RHEA J · Director · $843.8KApr 21, 2026Filing
  • Insider sellInsider Sell $450KROGERS VERNON · Exec VP of Sales & Mktg. · $450KApr 21, 2026Filing
  • Insider sellInsider Sell $5.7MSCOTT GEOFFREY GATES · Director · $5.7MApr 21, 2026Filing
  • Insider sellInsider Sell $661KPOSEDEL RHEA J · Director · $660.7KApr 20, 2026Filing

Questions

Frequently asked questions

What is Aehr Test Systems's market cap?

Aehr Test Systems (AEHR) has a market capitalization of $2.9B.

What is AEHR's P/E ratio?

A meaningful P/E ratio is not available for AEHR — the company's latest fiscal-year earnings per share is zero, negative, or not yet cached.

What is AEHR's price-to-book (P/B) ratio?

AEHR trades at 23.82 times book value per share.

Are insiders buying AEHR stock?

SEC Form 4 filings show no open-market insider buys at Aehr Test Systems in the last 90 days (32 sells).

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Timeline

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Data: SEC EDGAR filings and cached fundamental data; prices and ratios use the most recent cached quote and statements (may lag by up to a day). Educational and research purposes only. Not investment advice.