AAOI
Applied Optoelectronics, Inc.$96.15+0.45 (+0.47%)Prev Close$95.76·MCap$8.45B·P/E—·Vol3.49M·Yield—
▲
Buys (12M)
0
$0.00
▼
Sells (12M)
57
$128.69M
◆
Net Activity
Net Seller
$128.69M
●
Active Insiders
10
last 12 mo
Over the past 12 months, insider activity at Applied Optoelectronics, Inc. (AAOI) has been exclusively selling, with 0 insider purchases totaling $0.00 and 57 insider sales totaling $128.69M. The most recent insider transaction was by Murry Stefan J. (officer: Chief Financial Officer), who sold $421.3K worth of shares on Sep 10, 2026. Applied Optoelectronics, Inc. operates in the Technology sector, within the Communication Equipment industry, with a market cap of $8.45B.
AAOI Insider Trading Activity
| Date | Insider | Role | Type | Shares | Avg Price | Value | Shares After |
|---|---|---|---|---|---|---|---|
| Sep 10, 2026 | Murry Stefan J. | officer: Chief Financial Officer | Sell | 4,000 | $105.33 | $421.3K | 367,168 |
| Sep 10, 2026 | Chang Hung-Lun (Fred) | officer: *** See Remarks | Sell | 32,172 | $110.21 | $3.55M | 249,276 |
| Aug 20, 2026 | Yeh Shu-Hua (Joshua) | officer: *** See Remarks | Sell | 6,000 | $147.73 | $886.4K | 377,498 |
| Aug 12, 2026 | Murry Stefan J. | officer: Chief Financial Officer | Sell | 4,000 | $144.79 | $579.2K | 371,168 |
| Aug 4, 2026 | Yeh Shu-Hua (Joshua) | officer: *** See Remarks | Sell | 4,715 | $126.50 | $596.4K | 383,498 |
| Jul 23, 2026 | Yeh Shu-Hua (Joshua) | officer: *** See Remarks | Sell | 1,285 | $120.02 | $154.2K | 392,922 |
| Jul 14, 2026 | Murry Stefan J. | officer: Chief Financial Officer | Sell | 4,000 | $122.09 | $488.4K | 380,576 |
| Jun 18, 2026 | Chang Hung-Lun (Fred) | officer: *** See Remarks | Sell | 40,329 | $170.60 | $6.88M | 286,124 |
| Jun 18, 2026 | Yeh Shu-Hua (Joshua) | officer: *** See Remarks | Sell | 6,000 | $171.89 | $1.03M | 394,207 |
| Jun 16, 2026 | Lin Chih-Hsiang (Thompson) | director, officer: President and CEO | Sell | 59,000 | $166.53 | $9.83M | 1,302,436 |
| Jun 16, 2026 | Murry Stefan J. | officer: Chief Financial Officer | Sell | 33,000 | $166.53 | $5.50M | 384,576 |
| Jun 16, 2026 | Chang Hung-Lun (Fred) | officer: *** See Remarks | Sell | 34,000 | $166.53 | $5.66M | 326,453 |
| Jun 16, 2026 | Yeh Shu-Hua (Joshua) | officer: *** See Remarks | Sell | 28,826 | $166.53 | $4.80M | 400,207 |
| Jun 16, 2026 | Kuo David C | officer: *** See Remarks | Sell | 29,227 | $166.53 | $4.87M | 149,078 |
| Jun 11, 2026 | Murry Stefan J. | officer: Chief Financial Officer | Sell | 4,000 | $171.45 | $685.8K | 447,906 |
| Jun 8, 2026 | Yeh Shu-Hua (Joshua) | officer: *** See Remarks | Sell | 5,000 | $205.39 | $1.03M | 452,430 |
| Jun 8, 2026 | Chang Hung-Lun (Fred) | officer: *** See Remarks | Sell | 4,000 | $200.07 | $800.3K | 387,750 |
| Jun 4, 2026 | Chen Min-Chu (Mike) | director | Sell | 8,247 | $201.00 | $1.66M | 161,053 |
| May 28, 2026 | DeLaney Cynthia | director | Sell | 56,575 | $189.23 | $10.71M | 59,647-49% |
| May 19, 2026 | Yeh Shu-Hua (Joshua) | officer: *** See Remarks | Sell | 39,154 | $173.26 | $6.78M | 462,430 |
| May 19, 2026 | Lin Chih-Hsiang (Thompson) | director, officer: President and CEO | Sell | 58,000 | $173.26 | $10.05M | 2,255,693 |
| May 19, 2026 | Murry Stefan J. | officer: Chief Financial Officer | Sell | 33,000 | $173.26 | $5.72M | 451,906 |
| May 19, 2026 | Kuo David C | officer: *** See Remarks | Sell | 19,227 | $173.26 | $3.33M | 197,370 |
| May 19, 2026 | Chang Hung-Lun (Fred) | officer: *** See Remarks | Sell | 33,630 | $173.26 | $5.83M | 391,750 |
| May 13, 2026 | Murry Stefan J. | officer: Chief Financial Officer | Sell | 4,000 | $159.53 | $638.1K | 266,126 |
| Apr 14, 2026 | Murry Stefan J. | officer: Chief Financial Officer | Sell | 4,000 | $136.50 | $546.0K | 276,070 |
| Mar 23, 2026 | Kuo David C | officer: *** See Remarks | Sell | 29,000 | $100.13 | $2.90M | 82,663-26% |
| Mar 18, 2026 | Chang Hung-Lun (Fred) | officer: *** See Remarks | Sell | 36,400 | $100.25 | $3.65M | 233,618 |
| Mar 10, 2026 | Chen Min-Chu (Mike) | director | Sell | 11,335 | $106.13 | $1.20M | 169,300 |
| Mar 10, 2026 | Yeh Shu-Hua (Joshua) | officer: *** See Remarks | Sell | 50,000 | $97.10 | $4.85M | 322,051 |
| Mar 10, 2026 | Yeh William H | director | Sell | 15,000 | $105.76 | $1.59M | 238,819 |
| Mar 5, 2026 | BLACK RICHARD B | director | Sell | 3,231 | $95.00 | $306.9K | 164,363 |
| Mar 5, 2026 | DeLaney Cynthia | director | Sell | 21,000 | $98.02 | $2.06M | 116,222 |
| Mar 5, 2026 | Loboa Elizabeth G | director | Sell | 102,347 | $95.76 | $9.80M | 20,523-83% |
| Feb 24, 2026 | Murry Stefan J. | officer: Chief Financial Officer | Sell | 5,980 | $50.15 | $299.9K | 284,070 |
| Feb 11, 2026 | Kuo David C | officer: *** See Remarks | Sell | 20,000 | $50.15 | $1.00M | 129,130 |
| Feb 11, 2026 | Murry Stefan J. | officer: Chief Financial Officer | Sell | 18,020 | $49.87 | $898.7K | 304,070 |
| Feb 9, 2026 | Kuo David C | *** See Remarks | Sell | 20,000 | $50.15 | $1.00M | 0 |
| Feb 9, 2026 | Murry Stefan J. | Chief Financial Officer | Sell | 18,020 | $49.87 | $898.7K | 0 |
| Jan 30, 2026 | Kuo David C | officer: *** See Remarks | Sell | 12,000 | $45.06 | $540.7K | 114,636 |
| Jan 28, 2026 | Kuo David C | *** See Remarks | Sell | 12,000 | $45.06 | $540.7K | 0 |
| Jan 22, 2026 | Chang Hung-Lun (Fred) | *** See Remarks | Sell | 6,338 | $38.38 | $243.3K | 0 |
| Jan 22, 2026 | Kuo David C | *** See Remarks | Sell | 4,312 | $38.38 | $165.5K | 0 |
| Jan 22, 2026 | Lin Chih-Hsiang (Thompson) | President and CEO | Sell | 21,672 | $38.38 | $831.8K | 0 |
| Jan 22, 2026 | Murry Stefan J. | Chief Financial Officer | Sell | 7,150 | $38.38 | $274.4K | 0 |
| Jan 22, 2026 | Yeh Shu-Hua (Joshua) | *** See Remarks | Sell | 5,923 | $38.38 | $227.3K | 0 |
| Jan 15, 2026 | Murry Stefan J. | Chief Financial Officer | Sell | 66 | $35.01 | $2.3K | 0 |
| Jan 14, 2026 | Murry Stefan J. | officer: Chief Financial Officer | Sell | 3,934 | $34.04 | $133.9K | 283,971 |
| Jan 12, 2026 | Murry Stefan J. | Chief Financial Officer | Sell | 3,934 | $34.04 | $133.9K | 0 |
| Dec 23, 2025 | Kuo David C | *** See Remarks | Sell | 12,500 | $40.15 | $501.9K | 0 |
Showing 1–50 of 221
1 / 5
AAOI Insider Buying Activity
The following table shows recent insider purchases of Applied Optoelectronics, Inc. (AAOI) stock reported via SEC Form 4 filings.
No insider buying activity found for AAOI in the last 12 months.
AAOI Insider Selling Activity
The following table shows recent insider sales of Applied Optoelectronics, Inc. (AAOI) stock reported via SEC Form 4 filings.
| Date | Insider | Role | Type | Shares | Avg Price | Value | Shares After |
|---|---|---|---|---|---|---|---|
| Sep 10, 2026 | Murry Stefan J. | officer: Chief Financial Officer | Sell | 4,000 | $105.33 | $421.3K | 367,168 |
| Sep 10, 2026 | Chang Hung-Lun (Fred) | officer: *** See Remarks | Sell | 32,172 | $110.21 | $3.55M | 249,276 |
| Aug 20, 2026 | Yeh Shu-Hua (Joshua) | officer: *** See Remarks | Sell | 6,000 | $147.73 | $886.4K | 377,498 |
| Aug 12, 2026 | Murry Stefan J. | officer: Chief Financial Officer | Sell | 4,000 | $144.79 | $579.2K | 371,168 |
| Aug 4, 2026 | Yeh Shu-Hua (Joshua) | officer: *** See Remarks | Sell | 4,715 | $126.50 | $596.4K | 383,498 |
| Jul 23, 2026 | Yeh Shu-Hua (Joshua) | officer: *** See Remarks | Sell | 1,285 | $120.02 | $154.2K | 392,922 |
| Jul 14, 2026 | Murry Stefan J. | officer: Chief Financial Officer | Sell | 4,000 | $122.09 | $488.4K | 380,576 |
| Jun 18, 2026 | Chang Hung-Lun (Fred) | officer: *** See Remarks | Sell | 40,329 | $170.60 | $6.88M | 286,124 |
| Jun 18, 2026 | Yeh Shu-Hua (Joshua) | officer: *** See Remarks | Sell | 6,000 | $171.89 | $1.03M | 394,207 |
| Jun 16, 2026 | Lin Chih-Hsiang (Thompson) | director, officer: President and CEO | Sell | 59,000 | $166.53 | $9.83M | 1,302,436 |
| Jun 16, 2026 | Murry Stefan J. | officer: Chief Financial Officer | Sell | 33,000 | $166.53 | $5.50M | 384,576 |
| Jun 16, 2026 | Chang Hung-Lun (Fred) | officer: *** See Remarks | Sell | 34,000 | $166.53 | $5.66M | 326,453 |
| Jun 16, 2026 | Yeh Shu-Hua (Joshua) | officer: *** See Remarks | Sell | 28,826 | $166.53 | $4.80M | 400,207 |
| Jun 16, 2026 | Kuo David C | officer: *** See Remarks | Sell | 29,227 | $166.53 | $4.87M | 149,078 |
| Jun 11, 2026 | Murry Stefan J. | officer: Chief Financial Officer | Sell | 4,000 | $171.45 | $685.8K | 447,906 |
| Jun 8, 2026 | Yeh Shu-Hua (Joshua) | officer: *** See Remarks | Sell | 5,000 | $205.39 | $1.03M | 452,430 |
| Jun 8, 2026 | Chang Hung-Lun (Fred) | officer: *** See Remarks | Sell | 4,000 | $200.07 | $800.3K | 387,750 |
| Jun 4, 2026 | Chen Min-Chu (Mike) | director | Sell | 8,247 | $201.00 | $1.66M | 161,053 |
| May 28, 2026 | DeLaney Cynthia | director | Sell | 56,575 | $189.23 | $10.71M | 59,647-49% |
| May 19, 2026 | Yeh Shu-Hua (Joshua) | officer: *** See Remarks | Sell | 39,154 | $173.26 | $6.78M | 462,430 |
| May 19, 2026 | Lin Chih-Hsiang (Thompson) | director, officer: President and CEO | Sell | 58,000 | $173.26 | $10.05M | 2,255,693 |
| May 19, 2026 | Murry Stefan J. | officer: Chief Financial Officer | Sell | 33,000 | $173.26 | $5.72M | 451,906 |
| May 19, 2026 | Kuo David C | officer: *** See Remarks | Sell | 19,227 | $173.26 | $3.33M | 197,370 |
| May 19, 2026 | Chang Hung-Lun (Fred) | officer: *** See Remarks | Sell | 33,630 | $173.26 | $5.83M | 391,750 |
| May 13, 2026 | Murry Stefan J. | officer: Chief Financial Officer | Sell | 4,000 | $159.53 | $638.1K | 266,126 |
| Apr 14, 2026 | Murry Stefan J. | officer: Chief Financial Officer | Sell | 4,000 | $136.50 | $546.0K | 276,070 |
| Mar 23, 2026 | Kuo David C | officer: *** See Remarks | Sell | 29,000 | $100.13 | $2.90M | 82,663-26% |
| Mar 18, 2026 | Chang Hung-Lun (Fred) | officer: *** See Remarks | Sell | 36,400 | $100.25 | $3.65M | 233,618 |
| Mar 10, 2026 | Chen Min-Chu (Mike) | director | Sell | 11,335 | $106.13 | $1.20M | 169,300 |
| Mar 10, 2026 | Yeh Shu-Hua (Joshua) | officer: *** See Remarks | Sell | 50,000 | $97.10 | $4.85M | 322,051 |
| Mar 10, 2026 | Yeh William H | director | Sell | 15,000 | $105.76 | $1.59M | 238,819 |
| Mar 5, 2026 | BLACK RICHARD B | director | Sell | 3,231 | $95.00 | $306.9K | 164,363 |
| Mar 5, 2026 | DeLaney Cynthia | director | Sell | 21,000 | $98.02 | $2.06M | 116,222 |
| Mar 5, 2026 | Loboa Elizabeth G | director | Sell | 102,347 | $95.76 | $9.80M | 20,523-83% |
| Feb 24, 2026 | Murry Stefan J. | officer: Chief Financial Officer | Sell | 5,980 | $50.15 | $299.9K | 284,070 |
| Feb 11, 2026 | Kuo David C | officer: *** See Remarks | Sell | 20,000 | $50.15 | $1.00M | 129,130 |
| Feb 11, 2026 | Murry Stefan J. | officer: Chief Financial Officer | Sell | 18,020 | $49.87 | $898.7K | 304,070 |
| Feb 9, 2026 | Kuo David C | *** See Remarks | Sell | 20,000 | $50.15 | $1.00M | 0 |
| Feb 9, 2026 | Murry Stefan J. | Chief Financial Officer | Sell | 18,020 | $49.87 | $898.7K | 0 |
| Jan 30, 2026 | Kuo David C | officer: *** See Remarks | Sell | 12,000 | $45.06 | $540.7K | 114,636 |
| Jan 28, 2026 | Kuo David C | *** See Remarks | Sell | 12,000 | $45.06 | $540.7K | 0 |
| Jan 22, 2026 | Chang Hung-Lun (Fred) | *** See Remarks | Sell | 6,338 | $38.38 | $243.3K | 0 |
| Jan 22, 2026 | Kuo David C | *** See Remarks | Sell | 4,312 | $38.38 | $165.5K | 0 |
| Jan 22, 2026 | Lin Chih-Hsiang (Thompson) | President and CEO | Sell | 21,672 | $38.38 | $831.8K | 0 |
| Jan 22, 2026 | Murry Stefan J. | Chief Financial Officer | Sell | 7,150 | $38.38 | $274.4K | 0 |
| Jan 22, 2026 | Yeh Shu-Hua (Joshua) | *** See Remarks | Sell | 5,923 | $38.38 | $227.3K | 0 |
| Jan 15, 2026 | Murry Stefan J. | Chief Financial Officer | Sell | 66 | $35.01 | $2.3K | 0 |
| Jan 14, 2026 | Murry Stefan J. | officer: Chief Financial Officer | Sell | 3,934 | $34.04 | $133.9K | 283,971 |
| Jan 12, 2026 | Murry Stefan J. | Chief Financial Officer | Sell | 3,934 | $34.04 | $133.9K | 0 |
| Dec 23, 2025 | Kuo David C | *** See Remarks | Sell | 12,500 | $40.15 | $501.9K | 0 |
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