AAOI · Applied Optoelectronics, Inc. · Insider Trading
Trades by corporate insiders — officers, directors and holders of more than 10% of the shares — disclosed to the SEC on Forms 4 and 5. Form 3 supplies initial ownership rather than a trade; Form 4 must be filed within two business days of the trade.
Insider Sentiment Score
Peer-relative 0–100 rank of how aggressively insiders accumulated over the trailing 90 days. See the full ranking.
| Date | Insider | Role | Type | Security | Shares |
|---|---|---|---|---|---|
| 2026-09-15 | BLACK RICHARD B |
Director |
Gift↓
Filing footnotes — Common Stock, $.001 par value (Indirect)
Represents a bona fide gift of shares to a 501(c)(3) non-profit organization by The Richard B. Black Revocable Trust U/A Dtd. Aug 31, 1998; Richard B. Black TTEE. The shares were held by the Reporting Person in a revocable living trust of which the Reporting Person is the sole trustee and beneficial owner. |
Common Stock, $.001 par value
(I)
|
2,200 |
| 2026-09-10 | Murry Stefan J. |
Chief Financial Officer |
Sell↓
Filing footnotes — Common Stock, $.001 par value (Direct)
These sales were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 12, 2025. The shares were sold in multiple transactions at actual sale prices ranging from $104.60 to $105.98 per share. The price reported reflects the weighted average sale price for the transactions. The reporting person undertakes to provide upon request by SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares sold during each transaction. |
Common Stock, $.001 par value
|
4,000 |
| 2026-09-08 | Chang Hung-Lun (Fred) |
*** See Remarks |
Sell↓
Filing footnotes — Common Stock, $.001 par value (Direct)
The shares were sold in multiple transactions on September 8, 2026 at actual sale prices ranging from $110.00 to $110.76 per share. The price reported reflects the weighted average sale price for the transactions. The reporting person undertakes to provide upon request by SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares sold during each transaction. |
Common Stock, $.001 par value
|
32,172 |
| 2026-08-18 | Yeh Shu-Hua (Joshua) |
*** See Remarks |
Sell↓
Filing footnotes — Common Stock, $.001 par value (Direct)
These sales were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on March 19, 2026. The shares were sold in multiple transactions at actual sale prices ranging from $145.00 to $150.99 per share. The price reported reflects the weighted average sale price for the transactions. The reporting person undertakes to provide upon request by SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares sold during each transaction. |
Common Stock, $.001 par value
|
6,000 |
| 2026-08-10 | Murry Stefan J. |
Chief Financial Officer |
Sell↓
Filing footnotes — Common Stock, $.001 par value (Direct)
These sales were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 12, 2025. The shares were sold in multiple transactions at actual sale prices ranging from $140.69 to $147.99 per share. The price reported reflects the weighted average sale price for the transactions. The reporting person undertakes to provide upon request by SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares sold during each transaction. |
Common Stock, $.001 par value
|
4,000 |
| 2026-08-04 | Yeh Shu-Hua (Joshua) |
*** See Remarks |
Sell↓
Filing footnotes — Common Stock, $.001 par value (Direct)
These sales were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on March 19, 2026. The shares were sold in multiple transactions at actual sale prices ranging from $125.98 to $128.11 per share. The price reported reflects the weighted average sale price for the transactions. The reporting person undertakes to provide upon request by SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares sold during each transaction. |
Common Stock, $.001 par value
|
4,715 |
| 2026-07-31 | Lin Chih-Hsiang (Thompson) |
Director, President and CEO |
Award↑
Filing footnotes — Common Stock, $.001 par value (Direct)
The Restricted Stock Units (RSUs) were granted under the Company's 2026 Equity Incentive Plan, one-sixteen of the RSUs vest every three months and the first vesting occurs on January 21, 2027. |
Common Stock, $.001 par value
|
9,251 |
| 2026-07-22 | Yeh Shu-Hua (Joshua) |
*** See Remarks |
Tax↓
Filing footnotes — Common Stock, $.001 par value (Direct)
Reflects shares surrendered to the Issuer to satisfy tax-withholding obligations upon the vesting of restricted stock unit award granted on April 29, 2024. |
Common Stock, $.001 par value
|
609 |
| 2026-07-22 | Kuo David C |
*** See Remarks |
Tax↓
Filing footnotes — Common Stock, $.001 par value (Direct)
Reflects shares surrendered to the Issuer to satisfy tax-withholding obligations upon the vesting of restricted stock unit award granted on February 9, 2026. |
Common Stock, $.001 par value
|
407 |
| 2026-07-22 | Kuo David C |
*** See Remarks |
Tax↓
Filing footnotes — Common Stock, $.001 par value (Direct)
Reflects shares surrendered to the Issuer to satisfy tax-withholding obligations upon the vesting of restricted stock unit award granted on April 11, 2025. |
Common Stock, $.001 par value
|
516 |
| 2026-07-22 | Lin Chih-Hsiang (Thompson) |
Director, President and CEO |
Tax↓
Filing footnotes — Common Stock, $.001 par value (Direct)
Reflects shares surrendered to the Issuer to satisfy tax-withholding obligations upon the vesting of restricted stock unit award granted on February 9, 2026 |
Common Stock, $.001 par value
|
2,031 |
| 2026-07-22 | Lin Chih-Hsiang (Thompson) |
Director, President and CEO |
Tax↓
Filing footnotes — Common Stock, $.001 par value (Direct)
Reflects shares surrendered to the Issuer to satisfy tax-withholding obligations upon the vesting of restricted stock unit award granted on June 26, 2023 |
Common Stock, $.001 par value
|
8,753 |
| 2026-07-22 | Murry Stefan J. |
Chief Financial Officer |
Tax↓
Filing footnotes — Common Stock, $.001 par value (Direct)
Reflects shares surrendered to the Issuer to satisfy tax-withholding obligations upon the vesting of restricted stock unit award granted on June 26, 2023 |
Common Stock, $.001 par value
|
2,971 |
| 2026-07-22 | Yeh Shu-Hua (Joshua) |
*** See Remarks |
Tax↓
Filing footnotes — Common Stock, $.001 par value (Direct)
Reflects shares surrendered to the Issuer to satisfy tax-withholding obligations upon the vesting of restricted stock unit award granted on June 26, 2023. |
Common Stock, $.001 par value
|
2,553 |
| 2026-07-22 | Kuo David C |
*** See Remarks |
Tax↓
Filing footnotes — Common Stock, $.001 par value (Direct)
Reflects shares surrendered to the Issuer to satisfy tax-withholding obligations upon the vesting of restricted stock unit award granted on April 29, 2024. |
Common Stock, $.001 par value
|
472 |
| 2026-07-22 | Kuo David C |
*** See Remarks |
Tax↓
Filing footnotes — Common Stock, $.001 par value (Direct)
Reflects shares surrendered to the Issuer to satisfy tax-withholding obligations upon the vesting of restricted stock unit award granted on June 26, 2023. |
Common Stock, $.001 par value
|
1,869 |
| 2026-07-22 | Chang Hung-Lun (Fred) |
*** See Remarks |
Tax↓
Filing footnotes — Common Stock, $.001 par value (Direct)
Reflects shares surrendered to the Issuer to satisfy tax-withholding obligations upon the vesting of restricted stock unit award granted on February 9, 2026. |
Common Stock, $.001 par value
|
616 |
| 2026-07-22 | Yeh Shu-Hua (Joshua) |
*** See Remarks |
Tax↓
Filing footnotes — Common Stock, $.001 par value (Direct)
Reflects shares surrendered to the Issuer to satisfy tax-withholding obligations upon the vesting of restricted stock unit award granted on February 9, 2026 |
Common Stock, $.001 par value
|
686 |
| 2026-07-22 | Lin Chih-Hsiang (Thompson) |
Director, President and CEO |
Tax↓
Filing footnotes — Common Stock, $.001 par value (Direct)
Reflects shares surrendered to the Issuer to satisfy tax-withholding obligations upon the vesting of restricted stock unit award granted on April 11, 2025. |
Common Stock, $.001 par value
|
2,524 |
| 2026-07-22 | Murry Stefan J. |
Chief Financial Officer |
Tax↓
Filing footnotes — Common Stock, $.001 par value (Direct)
Reflects shares surrendered to the Issuer to satisfy tax-withholding obligations upon the vesting of restricted stock unit award granted on April 29, 2024 |
Common Stock, $.001 par value
|
679 |
| 2026-07-22 | Chang Hung-Lun (Fred) |
*** See Remarks |
Tax↓
Filing footnotes — Common Stock, $.001 par value (Direct)
Reflects shares surrendered to the Issuer to satisfy tax-withholding obligations upon the vesting of restricted stock unit award granted on April 11, 2025. |
Common Stock, $.001 par value
|
773 |
| 2026-07-22 | Murry Stefan J. |
Chief Financial Officer |
Tax↓
Filing footnotes — Common Stock, $.001 par value (Direct)
Reflects shares surrendered to the Issuer to satisfy tax-withholding obligations upon the vesting of restricted stock unit award granted on February 9, 2026 |
Common Stock, $.001 par value
|
770 |
| 2026-07-22 | Murry Stefan J. |
Chief Financial Officer |
Tax↓
Filing footnotes — Common Stock, $.001 par value (Direct)
Reflects shares surrendered to the Issuer to satisfy tax-withholding obligations upon the vesting of restricted stock unit award granted on April 11, 2025. |
Common Stock, $.001 par value
|
988 |
| 2026-07-22 | Chang Hung-Lun (Fred) |
*** See Remarks |
Tax↓
Filing footnotes — Common Stock, $.001 par value (Direct)
Reflects shares surrendered to the Issuer to satisfy tax-withholding obligations upon the vesting of restricted stock unit award granted on April 29, 2024. |
Common Stock, $.001 par value
|
613 |
| 2026-07-22 | Chang Hung-Lun (Fred) |
*** See Remarks |
Tax↓
Filing footnotes — Common Stock, $.001 par value (Direct)
Reflects shares surrendered to the Issuer to satisfy tax-withholding obligations upon the vesting of restricted stock unit award granted on June 26, 2023. |
Common Stock, $.001 par value
|
2,674 |
| 2026-07-22 | Yeh Shu-Hua (Joshua) |
*** See Remarks |
Tax↓
Filing footnotes — Common Stock, $.001 par value (Direct)
Reflects shares surrendered to the Issuer to satisfy tax-withholding obligations upon the vesting of restricted stock unit award granted on April 11, 2025. |
Common Stock, $.001 par value
|
861 |
| 2026-07-22 | Lin Chih-Hsiang (Thompson) |
Director, President and CEO |
Tax↓
Filing footnotes — Common Stock, $.001 par value (Direct)
Reflects shares surrendered to the Issuer to satisfy tax-withholding obligations upon the vesting of restricted stock unit award granted on April 29, 2024 |
Common Stock, $.001 par value
|
2,332 |
| 2026-07-21 | Yeh Shu-Hua (Joshua) |
*** See Remarks |
Sell↓
Filing footnotes — Common Stock, $.001 par value (Direct)
These sales were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on March 19, 2026. The shares were sold in multiple transactions at actual sale prices ranging from $120.00 to $120.08 per share. The price reported reflects the weighted average sale price for the transactions. The reporting person undertakes to provide upon request by SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares sold during each transaction |
Common Stock, $.001 par value
|
1,285 |
| 2026-07-10 | Murry Stefan J. |
Chief Financial Officer |
Sell↓
Filing footnotes — Common Stock, $.001 par value (Direct)
These sales were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 12, 2025. The shares were sold in multiple transactions at actual sale prices ranging from $120.00 to $124.29 per share. The price reported reflects the weighted average sale price for the transactions. The reporting person undertakes to provide upon request by SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares sold during each transaction. |
Common Stock, $.001 par value
|
4,000 |
| 2026-06-18 | Yeh Shu-Hua (Joshua) |
*** See Remarks |
Sell↓
Filing footnotes — Common Stock, $.001 par value (Direct)
These sales were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on June 18, 2026. The shares were sold in multiple transactions at actual sale prices ranging from $171.00 to $173.51 per share. The price reported reflects the weighted average sale price for the transactions. The reporting person undertakes to provide upon request by SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares sold during each transaction. |
Common Stock, $.001 par value
|
6,000 |
| 2026-06-17 | Chang Hung-Lun (Fred) |
*** See Remarks |
Sell↓
Filing footnotes — Common Stock, $.001 par value (Direct)
These sales were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on March 18, 2026. The shares were sold in multiple transactions at actual sale prices ranging from $168.00 to $173.78 per share. The price reported reflects the weighted average sale price for the transactions. The reporting person undertakes to provide upon request by SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares sold during each transaction. |
Common Stock, $.001 par value
|
40,329 |
| 2026-06-12 | Kuo David C |
*** See Remarks |
Sell↓
Filing footnotes — Common Stock, $.001 par value (Direct)
The shares were sold in multiple transactions on June 12, 2026, at sale prices ranging from $163.78 to $171.8 per share. The price reported reflects the weighted average sale price for the transactions. The reporting person undertakes to provide upon request by SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares sold during each transaction. |
Common Stock, $.001 par value
|
29,227 |
| 2026-06-12 | Yeh Shu-Hua (Joshua) |
*** See Remarks |
Tax↓
Filing footnotes — Common Stock, $.001 par value (Direct)
Consists of shares withheld to satisfy applicable tax withholding obligations. |
Common Stock, $.001 par value
|
23,397 |
| 2026-06-12 | Yeh Shu-Hua (Joshua) |
*** See Remarks |
Sell↓
Filing footnotes — Common Stock, $.001 par value (Direct)
The shares were sold in multiple transactions on June 12, 2026, at sale prices ranging from $163.78 to $171.8 per share. The price reported reflects the weighted average sale price for the transactions. The reporting person undertakes to provide upon request by SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares sold during each transaction. |
Common Stock, $.001 par value
|
28,826 |
| 2026-06-12 | Murry Stefan J. |
Chief Financial Officer |
Sell↓
Filing footnotes — Common Stock, $.001 par value (Direct)
The shares were sold in multiple transactions on June 12, 2026, at sale prices ranging from $163.78 to $171.8 per share. The price reported reflects the weighted average sale price for the transactions. The reporting person undertakes to provide upon request by SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares sold during each transaction. |
Common Stock, $.001 par value
|
33,000 |
| 2026-06-12 | Murry Stefan J. |
Chief Financial Officer |
Tax↓
Filing footnotes — Common Stock, $.001 par value (Direct)
Consists of shares withheld to satisfy applicable tax withholding obligations. |
Common Stock, $.001 par value
|
30,330 |
| 2026-06-12 | Lin Chih-Hsiang (Thompson) |
Director, President and CEO |
Tax↓
Filing footnotes — Common Stock, $.001 par value (Direct)
Consists of shares withheld to satisfy applicable tax withholding obligations. |
Common Stock, $.001 par value
|
86,655 |
| 2026-06-12 | Chang Hung-Lun (Fred) |
*** See Remarks |
Sell↓
Filing footnotes — Common Stock, $.001 par value (Direct)
The shares were sold in multiple transactions on June 12, 2026, at sale prices ranging from $163.78 to $171.8 per share. The price reported reflects the weighted average sale price for the transactions. The reporting person undertakes to provide upon request by SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares sold during each transaction. |
Common Stock, $.001 par value
|
34,000 |
| 2026-06-12 | Chang Hung-Lun (Fred) |
*** See Remarks |
Tax↓
Filing footnotes — Common Stock, $.001 par value (Direct)
Consists of shares withheld to satisfy applicable tax withholding obligations. |
Common Stock, $.001 par value
|
27,297 |
| 2026-06-12 | Kuo David C |
*** See Remarks |
Tax↓
Filing footnotes — Common Stock, $.001 par value (Direct)
Consists of shares withheld to satisfy applicable tax withholding obligations. |
Common Stock, $.001 par value
|
19,065 |
| 2026-06-12 | Lin Chih-Hsiang (Thompson) |
Director, President and CEO |
Sell↓
Filing footnotes — Common Stock, $.001 par value (Direct)
The shares were sold in multiple transactions on June 12, 2026, at sale prices ranging from $163.78 to $171.8 per share. The price reported reflects the weighted average sale price for the transactions. The reporting person undertakes to provide upon request by SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares sold during each transaction. |
Common Stock, $.001 par value
|
59,000 |
| 2026-06-10 | Murry Stefan J. |
Chief Financial Officer |
Sell↓
Filing footnotes — Common Stock, $.001 par value (Direct)
These sales were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 12, 2025. The shares were sold in multiple transactions at actual sale prices ranging from $168.76 to $174.59 per share. The price reported reflects the weighted average sale price for the transactions. The reporting person undertakes to provide upon request by SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares sold during each transaction. |
Common Stock, $.001 par value
|
4,000 |
| 2026-06-09 | Chen Min-Chu (Mike) |
Director |
Award↑
Filing footnotes — Common Stock, $.001 par value (Direct)
These shares are granted in the form of Restricted Stock Units (RSUs) under the Company's 2026 Equity Incentive Plan. The grant vests as to 1/12th of the total number of shares on the same day every month starting on July 5, 2026, until all shares have vested. |
Common Stock, $.001 par value
|
1,166 |
| 2026-06-09 | BLACK RICHARD B |
Director |
Award↑
Filing footnotes — Common Stock, $.001 par value (Direct)
These shares are granted in the form of Restricted Stock Units (RSUs) under the Company's 2026 Equity Incentive Plan. The grant vests as to 1/12th of the total number of shares on the same day every month starting on July 5, 2026, until all shares have vested. |
Common Stock, $.001 par value
|
1,166 |
| 2026-06-09 | DeLaney Cynthia |
Director |
Award↑
Filing footnotes — Common Stock, $.001 par value (Direct)
These shares are granted in the form of Restricted Stock Units (RSUs) under the Company's 2026 Equity Incentive Plan. The grant vests as to 1/12th of the total number of shares on the same day every month starting on July 5, 2026, until all shares have vested. |
Common Stock, $.001 par value
|
1,166 |
| 2026-06-09 | Yeh William H |
Director |
Award↑
Filing footnotes — Common Stock, $.001 par value (Direct)
These shares are granted in the form of Restricted Stock Units (RSUs) under the Company's 2026 Equity Incentive Plan. The grant vests as to 1/12th of the total number of shares on the same day every month starting on July 5, 2026, until all shares have vested. |
Common Stock, $.001 par value
|
1,166 |
| 2026-06-09 | Flanagan Robert James |
Director |
Award↑
Filing footnotes — Common Stock, $.001 par value (Direct)
These shares are granted in the form of Restricted Stock Units (RSUs) under the Company's 2026 Equity Incentive Plan. The grant vests as to 1/12th of the total number of shares on the same day every month starting on July 5, 2026, until all shares have vested. |
Common Stock, $.001 par value
|
1,166 |
| 2026-06-09 | Lin Che-Wei |
Director |
Award↑
Filing footnotes — Common Stock, $.001 par value (Direct)
These shares are granted in the form of Restricted Stock Units (RSUs) under the Company's 2026 Equity Incentive Plan. The grant vests as to 1/12th of the total number of shares on the same day every month starting on July 5, 2026, until all shares have vested. |
Common Stock, $.001 par value
|
1,166 |
| 2026-06-05 | Chang Hung-Lun (Fred) |
*** See Remarks |
Sell↓
Filing footnotes — Common Stock, $.001 par value (Direct)
The shares were sold in multiple transactions on June 5, 2026 at actual sale prices ranging from $200.00 to $200.37 per share. The price reported reflects the weighted average sale price for the transactions. The reporting person undertakes to provide upon request by SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares sold during each transaction. |
Common Stock, $.001 par value
|
4,000 |
| 2026-06-04 | Yeh Shu-Hua (Joshua) |
*** See Remarks |
Sell↓
Filing footnotes — Common Stock, $.001 par value (Direct)
The shares were sold in multiple transactions on June 4, 2026 at actual sale prices ranging from $205.00 to $206.00 per share. The price reported reflects the weighted average sale price for the transactions. The reporting person undertakes to provide upon request by SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares sold during each transaction. |
Common Stock, $.001 par value
|
5,000 |