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Applied Optoelectronics AAOI · USD

Information Technology · US listing · 🇺🇸 United States

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52.10

+3.93%

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
BLACKROCK, INC.7.2m17.31%+1.9m31 Mar 2026
VANGUARD CAPITAL MANAGEMENT LLC3.1m7.37%+3.1m31 Mar 2026
OBERWEIS ASSET MANAGEMENT INC/2.3m5.66%+310.3k31 Mar 2026
JANE STREET GROUP, LLC2.3m5.49%+596.4k31 Mar 2026
D. E. SHAW & CO., INC.2.1m5.10%+750.3k31 Mar 2026
SUSQUEHANNA INTERNATIONAL GROUP, LLP2.1m5.05%−304.7k31 Mar 2026
INVESCO LTD.2m4.85%−1.5m31 Mar 2026
VANGUARD PORTFOLIO MANAGEMENT LLC1.8m4.34%+1.8m31 Mar 2026
PRICE T ROWE ASSOCIATES INC /MD/1.7m4.17%−497.4k31 Mar 2026
STATE STREET CORP1.6m3.96%+38.1k31 Mar 2026
GEODE CAPITAL MANAGEMENT, LLC1.6m3.90%+108.4k31 Mar 2026
HOOD RIVER CAPITAL MANAGEMENT LLC1.3m3.07%−10231 Mar 2026
VALUE ALIGNED RESEARCH ADVISORS, LLC1.3m3.05%+1.3m31 Mar 2026
CITADEL ADVISORS LLC1.2m2.79%+762.4k31 Mar 2026
JPMORGAN CHASE & CO1.1m2.67%+1.1m31 Mar 2026

Insider trades

Purchases and sales by directors and officers, as filed with the regulator

DateWhoTypeSharesPriceValue
19 Mar 2026 ↗Kuo David C*** See RemarksSale29k100.13$2.9m
16 Mar 2026 ↗Chang Hung-Lun (Fred)*** See RemarksSale36.4k100.25$3.6m
10 Mar 2026 ↗Murry Stefan J.Chief Financial OfficerSale4k112.76$451,044
9 Mar 2026 ↗Chen Min-Chu (Mike)DirectorSale8.8k108.72$960,516
9 Mar 2026 ↗Yeh Shu-Hua (Joshua)*** See RemarksSale50k97.10$4.9m
9 Mar 2026 ↗Yeh William HDirectorSale15k105.76$1.6m
6 Mar 2026 ↗Chen Min-Chu (Mike)DirectorSale2.5k97.00$242,500
5 Mar 2026 ↗BLACK RICHARD BDirectorSale3.2k95.00$306,945
4 Mar 2026 ↗DeLaney CynthiaDirectorSale21k98.02$2.1m
3 Mar 2026 ↗Loboa Elizabeth GDirectorSale102.3k95.76$9.8m
20 Feb 2026 ↗Murry Stefan J.Chief Financial OfficerSale6k50.15$299,922

Short interest

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

16.3m

+17.5% on the period before. 1.3 days to cover.

Short volume

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

40.4%

Last 60 trading days.

Failed deliveries

Shares not delivered on settlement, from the SEC

  • 29 Sept 202613,500 shares
  • 28 Sept 20261,006 shares
  • 25 Sept 202647,689 shares
  • 21 Sept 2026351,401 shares
  • 18 Sept 20269,069 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.