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Aehr Test Systems AEHR · USD

Information Technology · US listing · 🇺🇸 United States

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59.81

+11.65%

Close of 9 Nov 2026, in USD

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Reference data, closing prices and charts across 45,000 companies, plus crypto, commodities and currencies.

Largest shareholders

As filed, so dates differ, and a group and its funds can both appear.

HolderSharesStakeChangeFiled
Fidelity Management & Research Company LLC2.5m8.19%−193.4k31 Dec 2025
The Vanguard Group, Inc.2.3m7.60%+41.2k31 Dec 2025
BLACKROCK, INC.2.3m7.47%+159.8k31 Mar 2026
FMR LLC2.1m7.00%−365.3k31 Mar 2026
BlackRock Institutional Trust Company, N.A.1.9m6.22%+61.4k31 Dec 2025
AWM INVESTMENT COMPANY, INC.1.6m5.20%+57.2k31 Mar 2026
AWM Investment Company, Inc.1.5m5.02%−30k31 Dec 2025
PRICE T ROWE ASSOCIATES INC /MD/1.3m4.41%+1.3m31 Mar 2026
Baillie Gifford & Co.1.3m4.21%−239.9k31 Dec 2025
VANGUARD CAPITAL MANAGEMENT LLC1.3m4.18%+1.3m31 Mar 2026
GOLDMAN SACHS GROUP INC1.3m4.12%+1.1m31 Mar 2026
BAILLIE GIFFORD & CO1m3.27%−289.7k31 Mar 2026
VANGUARD PORTFOLIO MANAGEMENT LLC917.9k3.00%+917.9k31 Mar 2026
Wellington Management Company, LLP830.7k2.71%+469.4k31 Dec 2025
SUSQUEHANNA INTERNATIONAL GROUP, LLP816.6k2.67%−379k31 Mar 2026

Short interest

Shares sold short, 15 Oct 2026. US exchange data.

5.6m

+7.7% on the period before. 2.0 days to cover.

Short volume

Share of the day's trading sold short, 4 Nov 2026

59.0%

Last 60 trading days.

Failed deliveries

Shares not delivered on settlement, from the SEC

  • 30 Sept 2026369 shares
  • 28 Sept 2026461 shares
  • 23 Sept 202612 shares
  • 22 Sept 2026402 shares
  • 21 Sept 2026600 shares

Sources and methodology

Data on this tab
Our data supplier
Chart on the Overview
TradingView

Nothing here is investment advice. Prices can be delayed or wrong, so check with the exchange before relying on them. Data for this page. How we cover markets.