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APPLIED OPTOELECTRONICS, INC.
Semiconductors & Related Devices · DE · CIK 1158114
Applied Optoelectronics designs and manufactures fiber-optic networking products for data centers, CATV, telecom, and FTTH markets
red 8-K · 90d
$13.57B
Market cap
$150.10
Last close
+10.6%
1D
-12.3%
5D
10.3M
Volume
Price · last 39 sessions-13.2%
May 4L $135.69 · H $223.10Jun 29
238
Total filings
Jun 16, 2026
Last filing
12/31
Fiscal year end
8-KMaterial Agreement · New Debt / ObligationJun 16, 20268-KExecutive Change · Shareholder VoteJun 5, 20268-KMaterial AgreementMay 14, 2026424B5424B5May 14, 20268-KMaterial Agreement · New Debt / ObligationMay 13, 2026DEFA14ADEFA14AMay 8, 20268-KAuditor ChangeMay 8, 202610-QFORM 10-QMay 7, 20268-KResults of OperationsMay 7, 2026DEFA14ADEFA14AApr 24, 2026DEF 14ADEF 14AApr 24, 20268-KMaterial Agreement · New Debt / ObligationApr 13, 20268-KMaterial AgreementMar 12, 2026424B5424B5Mar 12, 20268-KMaterial Agreement · New Debt / ObligationMar 5, 20268-KMaterial Agreement · New Debt / ObligationFeb 27, 20268-KMaterial AgreementFeb 26, 2026424B5424B5Feb 26, 202610-KFORM 10-KFeb 26, 20268-KResults of OperationsFeb 26, 20268-KExecutive ChangeFeb 19, 20268-KReg FD DisclosureFeb 13, 20268-KMaterial Agreement · New Debt / ObligationDec 3, 20258-KMaterial AgreementNov 7, 2025424B5424B5Nov 7, 202510-QFORM 10-QNov 6, 20258-KResults of OperationsNov 6, 20258-KMaterial Agreement · New Debt / ObligationNov 3, 20258-KMaterial Agreement · New Debt / ObligationSep 24, 20258-KMaterial Agreement · New Debt / ObligationSep 4, 20258-KMaterial AgreementAug 27, 2025424B5424B5Aug 27, 20258-KMaterial Agreement · Agreement TerminatedAug 26, 202510-QFORM 10-QAug 7, 20258-KResults of OperationsAug 7, 20258-KMaterial Agreement · New Debt / ObligationAug 6, 20258-KMaterial Agreement · New Debt / ObligationAug 4, 20258-KMaterial Agreement · Agreement TerminatedJul 23, 20258-KMaterial Agreement · New Debt / ObligationJul 1, 20258-KMaterial Agreement · Agreement TerminatedJun 18, 20258-KBylaw Amendment · Shareholder VoteJun 12, 20258-KMaterial Agreement · New Debt / ObligationJun 11, 2025DEFA14ADEFA14AJun 2, 20258-KMaterial AgreementMay 28, 2025424B5424B5May 28, 202510-QFORM 10-QMay 8, 20258-KResults of OperationsMay 8, 2025DEF 14AFORM-DEF 14AApr 28, 2025DEFA14ADEFA14AApr 28, 20258-KCompany UpdateApr 25, 20258-KShareholder VoteApr 10, 20258-KMaterial Agreement · New Debt / ObligationApr 9, 2025DEFA14ADEFA14AApr 2, 20258-KBylaw AmendmentApr 2, 20258-KMaterial Agreement · Equity IssuanceMar 13, 2025DEF 14AFORM-DEF 14AMar 10, 20258-KMaterial AgreementFeb 28, 2025424B5424B5Feb 28, 202510-KFORM 10-KFeb 28, 20258-KResults of OperationsFeb 26, 20258-KMaterial Agreement · New Debt / ObligationDec 31, 20248-KMaterial Agreement · Agreement TerminatedDec 23, 20248-KMaterial Agreement · New Debt / ObligationDec 20, 2024424B5424B5Dec 20, 2024424B5424B5Dec 18, 2024SC 13GSC 13GNov 8, 20248-KMaterial Agreement · Agreement TerminatedNov 7, 2024424B5424B5Nov 7, 202410-QFORM 10-QNov 7, 20248-KResults of OperationsNov 7, 2024SC 13GSC 13GNov 4, 2024SC 13GSC 13GOct 22, 20248-KMaterial Agreement · New Debt / ObligationOct 10, 20248-KMaterial AgreementAug 6, 2024424B5424B5Aug 6, 202410-QFORM 10-QAug 6, 20248-KResults of OperationsAug 6, 20248-KShareholder VoteJun 7, 20248-KMaterial Agreement · New Debt / ObligationMay 30, 202410-QFORM 10-QMay 9, 2024
Insider Activity
In the 90 days to Mar 19, 2026: 9 sold $30.2M.
| Date | Insider | Action | Shares | Price | Value |
|---|---|---|---|---|---|
| Mar 19, 2026 | Kuo David C*** See Remarks | Sell | 29,000 | $100.13 | $2.9M |
| Mar 16, 2026 | Chang Hung-Lun (Fred)*** See Remarks | Sell | 36,400 | $100.25 | $3.6M |
| Mar 10, 2026 | Murry Stefan J.Chief Financial Officer | Sell | 4,000 | $112.76 | $451K |
| Mar 9, 2026 | Yeh Shu-Hua (Joshua)*** See Remarks | Sell | 50,000 | $97.10 | $4.9M |
| Mar 9, 2026 | Yeh William HDirector | Sell | 15,000 | $105.76 | $1.6M |
| Mar 9, 2026 | Chen Min-Chu (Mike)Director | Sell | 8,835 | $108.72 | $961K |
| Mar 6, 2026 | Chen Min-Chu (Mike)Director | Sell | 2,500 | $97.00 | $243K |
| Mar 5, 2026 | Black Richard BDirector | Sell | 3,231 | $95.00 | $307K |
| Mar 4, 2026 | Delaney CynthiaDirector | Sell | 21,000 | $98.02 | $2.1M |
| Mar 3, 2026 | Loboa Elizabeth GDirector | Sell | 102,347 | $95.76 | $9.8M |
| Feb 20, 2026 | Murry Stefan J.Chief Financial Officer | Sell | 5,980 | $50.15 | $300K |
| Feb 11, 2026 | Kuo David C*** See Remarks | Sell | 17,467 | $50.17 | $876K |
| Feb 11, 2026 | Murry Stefan J.Chief Financial Officer | Sell | 11,693 | $50.25 | $588K |
| Feb 10, 2026 | Murry Stefan J.Chief Financial Officer | Sell | 4,000 | $48.68 | $195K |
| Feb 10, 2026 | Kuo David C*** See Remarks | Sell | 2,533 | $50.00 | $127K |
| Feb 10, 2026 | Murry Stefan J.Chief Financial Officer | Sell | 2,327 | $50.00 | $116K |
| Jan 28, 2026 | Kuo David C*** See Remarks | Sell | 12,000 | $45.06 | $541K |
| Jan 15, 2026 | Murry Stefan J.Chief Financial Officer | Sell | 66 | $35.01 | $2K |
| Jan 13, 2026 | Murry Stefan J.Chief Financial Officer | Sell | 934 | $35.00 | $33K |
| Jan 12, 2026 | Murry Stefan J.Chief Financial Officer | Sell | 3,000 | $33.75 | $101K |
Open-market buys & sells (Form 4, transaction codes P/S). Source: SEC structured insider data.
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