APPLIED OPTOELECTRONICS (AAOI) stock: insider trades, news & valuation
Heavy selling
Close · Oct 9, 2026
$109.64
+3.5% on the day
+238.7% over 12 months
52-week range $19.49 – $223.10
Share price and insider trades
AAOI closeInsider buyInsider sale
Bought, 12 months$0
Sold, 12 months$125M
Insiders buying0
Insiders selling10
APPLIED OPTOELECTRONICS insider trading at a glance (Oct 9, 2026): in the past 12 months, 0 insiders bought $0 and 10 sold $125M of AAOI stock on the open market.
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AAOI insider buying and selling by quarter
Open-market purchases (green, above the line) and sales (red, below), by trade date.
| Quarter | Bought | Purchases | Sold | Sales |
|---|---|---|---|---|
| Q4 2026 | — | 0 | $720K | 1 |
| Q3 2026 | — | 0 | $6.7M | 7 |
| Q2 2026 | — | 0 | $87.4M | 20 |
| Q1 2026 | — | 0 | $29.7M | 20 |
| Q4 2025 | — | 0 | $753K | 4 |
Valuation, profit and volume
P/E (trailing)n/aSector median —
Market value—
Profit margin—Revenue growth —
Volume vs. 50-day1.4×Last 5 sessions
Insiders' paper profit—On all tracked purchases —
Summary
Over the past 12 months, 0 APPLIED OPTOELECTRONICS, INC. insiders reported open-market purchases totaling $0, while 10 insiders reported sales totaling $125M. 27 of 52 recorded sales were made under pre-scheduled Rule 10b5-1 trading plans, which are usually less informative than discretionary sales.
AAOI earnings: how the stock reacted
Each quarterly results release (SEC 8-K Item 2.02), the trend before it, insider trades in the 30 days before, and the 2-day market reaction. “E” marks releases on the chart above.
| Release | 15 days before | Insiders, 30 days before | Reaction (2 days) | Next 30 days |
|---|---|---|---|---|
| Aug 6, 2026 | +7.8% | Sold $1.2M | +5.5%S&P +0.5% | -22.2% |
| May 7, 2026 | +18.6% | Sold $546K | -16.6%S&P +0.5% | +18.8% |
| Feb 26, 2026 | +19.9% | Sold $2.7M | +44.9%S&P -1.0% | +16.6% |
| Nov 6, 2025 | -5.7% | None | -9.3%S&P -1.0% | -6.9% |
| Aug 7, 2025 | -11.8% | None | -7.1%S&P +0.7% | +11.1% |
| May 8, 2025 | +27.7% | None | +4.9%S&P +0.6% | +14.7% |
| Feb 26, 2025 | -23.5% | None | +3.0%S&P -1.5% | -31.9% |
| Nov 7, 2024 | -8.1% | None | +71.3%S&P +1.2% | +40.1% |
Most companies bar insiders from trading in the weeks before results, so pre-earnings purchases are rare and often made by directors or under pre-set plans. Past reactions don't predict future ones.
Insider transactions
Open-market purchases and sales.
| Filed | Insider | Type | Shares | Price | Value | Since | Score |
|---|---|---|---|---|---|---|---|
| Oct 7SEC | Shu-hua (joshua) Yeh*** See Remarks | Sell Plan | 6,000371,498 held (−2%) | $120.03 | $720K | -8.7% | — |
| Sep 10SEC | Hung-lun (fred) Chang*** See Remarks | Sell | 32,172249,276 held (−11%) | $110.21 | $3.5M | -0.5% | — |
| Sep 10SEC | Stefan J. MurryCFO | Sell Plan | 4,000367,168 held (−1%) | $105.33 | $421K | +4.1% | — |
| Aug 20SEC | Shu-hua (joshua) Yeh*** See Remarks | Sell Plan | 6,000377,498 held (−2%) | $147.73 | $886K | -25.8% | — |
| Aug 12SEC | Stefan J. MurryCFO | Sell Plan | 4,000371,168 held (−1%) | $144.79 | $579K | -24.3% | — |
| Aug 4SEC | Shu-hua (joshua) Yeh*** See Remarks | Sell Plan | 4,715383,498 held (−1%) | $126.50 | $596K | -13.3% | — |
| Jul 23SEC | Shu-hua (joshua) Yeh*** See Remarks | Sell Plan | 1,285392,922 held (−0%) | $120.02 | $154K | -8.6% | — |
| Jul 14SEC | Stefan J. MurryCFO | Sell Plan | 4,000380,576 held (−1%) | $122.09 | $488K | -10.2% | — |
| Jun 18SEC | Hung-lun (fred) Chang*** See Remarks | Sell Plan | 40,329286,124 held (−12%) | $170.60 | $6.9M | -35.7% | — |
| Jun 18SEC | Shu-hua (joshua) Yeh*** See Remarks | Sell Plan | 6,000394,207 held (−1%) | $171.89 | $1.0M | -36.2% | — |
| Jun 16SEC | Chih-hsiang (thompson) LinCEO, President | Sell | 59,0001,302,436 held (−4%) | $166.53 | $9.8M | -34.2% | — |
| Jun 16SEC | Hung-lun (fred) Chang*** See Remarks | Sell | 34,000326,453 held (−9%) | $166.53 | $5.7M | -34.2% | — |
| Jun 16SEC | Stefan J. MurryCFO | Sell | 33,000384,576 held (−8%) | $166.53 | $5.5M | -34.2% | — |
| Jun 16SEC | David C Kuo*** See Remarks | Sell | 29,227149,078 held (−16%) | $166.53 | $4.9M | -34.2% | — |
| Jun 16SEC | Shu-hua (joshua) Yeh*** See Remarks | Sell | 28,826400,207 held (−7%) | $166.53 | $4.8M | -34.2% | — |
| Jun 11SEC | Stefan J. MurryCFO | Sell Plan | 4,000447,906 held (−1%) | $171.45 | $686K | -36.1% | — |
| Jun 8SEC | Shu-hua (joshua) Yeh*** See Remarks | Sell | 5,000452,430 held (−1%) | $205.39 | $1.0M | -46.6% | — |
| Jun 8SEC | Shu-hua (joshua) Yeh*** See Remarks | Sell | 5,000457,430 held (−1%) | $204.75 | $1.0M | -46.5% | — |
| Jun 8SEC | Hung-lun (fred) Chang*** See Remarks | Sell | 4,000387,750 held (−1%) | $200.07 | $800K | -45.2% | — |
| Jun 4SEC | Min-chu (mike) ChenDirector | Sell | 8,247161,053 held (−5%) | $201.00 | $1.7M | -45.5% | — |
| May 28SEC | Cynthia DelaneyDirector | Sell | 56,57559,647 held (−49%) | $189.23 | $10.7M | -42.1% | — |
| May 19SEC | Chih-hsiang (thompson) LinCEO, President | Sell | 58,0002,255,693 held (−3%) | $173.26 | $10.0M | -36.7% | — |
| May 19SEC | Shu-hua (joshua) Yeh*** See Remarks | Sell | 39,154462,430 held (−8%) | $173.26 | $6.8M | -36.7% | — |
| May 19SEC | Hung-lun (fred) Chang*** See Remarks | Sell | 33,630391,750 held (−8%) | $173.26 | $5.8M | -36.7% | — |
| May 19SEC | Stefan J. MurryCFO | Sell | 33,000451,906 held (−7%) | $173.26 | $5.7M | -36.7% | — |
| May 19SEC | David C Kuo*** See Remarks | Sell | 19,227197,370 held (−9%) | $173.26 | $3.3M | -36.7% | — |
| May 13SEC | Stefan J. MurryCFO | Sell Plan | 4,000266,126 held (−1%) | $159.53 | $638K | -31.3% | — |
| Apr 14SEC | Stefan J. MurryCFO | Sell Plan | 4,000276,070 held (−1%) | $136.50 | $546K | -19.7% | — |
| Mar 23SEC | David C Kuo*** See Remarks | Sell | 29,00082,663 held (−26%) | $100.13 | $2.9M | +9.5% | — |
| Mar 18SEC | Hung-lun (fred) Chang*** See Remarks | Sell | 36,400233,618 held (−13%) | $100.25 | $3.6M | +9.4% | — |
| Mar 10SEC | Shu-hua (joshua) Yeh*** See Remarks | Sell Plan | 50,000322,051 held (−13%) | $97.10 | $4.9M | +12.9% | — |
| Mar 10SEC | William H YehDirector | Sell | 15,000238,819 held (−6%) | $105.76 | $1.6M | +3.7% | — |
| Mar 10SEC | Min-chu (mike) ChenDirector | Sell | 8,835169,300 held (−5%) | $108.72 | $961K | +0.8% | — |
| Mar 10SEC | Stefan J. MurryCFO | Sell Plan | 4,000280,070 held (−1%) | $112.76 | $451K | -2.8% | — |
| Mar 10SEC | Min-chu (mike) ChenDirector | Sell | 2,50020,000 held (−11%) | $97.00 | $242K | +13.0% | — |
| Mar 5SEC | Elizabeth G LoboaDirector | Sell | 102,34720,523 held (−83%) | $95.76 | $9.8M | +14.5% | — |
| Mar 5SEC | Cynthia DelaneyDirector | Sell | 21,000116,222 held (−15%) | $98.02 | $2.1M | +11.9% | — |
| Mar 5SEC | Richard B BlackDirector | Sell | 3,231164,363 held (−2%) | $95.00 | $307K | +15.4% | — |
| Feb 24SEC | Stefan J. MurryCFO | Sell Plan | 5,980284,070 held (−2%) | $50.15 | $300K | +118.6% | — |
| Feb 11SEC | David C Kuo*** See Remarks | Sell Plan | 17,467111,663 held (−14%) | $50.17 | $876K | +118.5% | — |
| Feb 11SEC | Stefan J. MurryCFO | Sell Plan | 11,693290,050 held (−4%) | $50.25 | $588K | +118.2% | — |
| Feb 11SEC | Stefan J. MurryCFO | Sell Plan | 4,000304,070 held (−1%) | $48.68 | $195K | +125.2% | — |
| Feb 11SEC | David C Kuo*** See Remarks | Sell Plan | 2,533129,130 held (−2%) | $50.00 | $127K | +119.3% | — |
| Feb 11SEC | Stefan J. MurryCFO | Sell Plan | 2,327301,743 held (−1%) | $50.00 | $116K | +119.3% | — |
| Jan 30SEC | David C Kuo*** See Remarks | Sell Plan | 12,000114,636 held (−9%) | $45.06 | $541K | +143.3% | — |
| Jan 20SEC | Stefan J. MurryCFO | Sell Plan | 66282,971 held (−0%) | $35.01 | $2K | +213.2% | — |
| Jan 14SEC | Stefan J. MurryCFO | Sell Plan | 3,000283,971 held (−1%) | $33.75 | $101K | +224.9% | — |
| Jan 14SEC | Stefan J. MurryCFO | Sell Plan | 934283,037 held (−0%) | $35.00 | $33K | +213.3% | — |
| Dec 29SEC | David C Kuo*** See Remarks | Sell Plan | 12,500130,948 held (−9%) | $40.15 | $502K | +173.1% | — |
| Dec 17SEC | Elizabeth G LoboaDirector | Sell | 4,121122,870 held (−3%) | $30.23 | $125K | +262.7% | — |
| Dec 12SEC | Stefan J. MurryCFO | Sell Plan | 3,000288,971 held (−1%) | $30.40 | $91K | +260.7% | — |
| Dec 12SEC | Stefan J. MurryCFO | Sell Plan | 1,000287,971 held (−0%) | $35.00 | $35K | +213.3% | — |
Insiders at APPLIED OPTOELECTRONICS, INC.
| Insider | Bought | Sold | Last filing | Score |
|---|---|---|---|---|
| Hung-lun (fred) Chang*** See Remarks | — | $26.4M | Sep 10, 2026 | — |
| Shu-hua (joshua) Yeh*** See Remarks | — | $21.9M | Oct 7, 2026 | — |
| Chih-hsiang (thompson) LinCEO, President | — | $19.9M | Jun 16, 2026 | — |
| Stefan J. MurryCFO | — | $16.5M | Sep 10, 2026 | — |
| David C Kuo*** See Remarks | — | $13.1M | Jun 16, 2026 | — |
| Cynthia DelaneyDirector | — | $12.8M | May 28, 2026 | — |
| Elizabeth G LoboaDirector | — | $9.9M | Mar 5, 2026 | — |
| Min-chu (mike) ChenDirector | — | $2.9M | Jun 4, 2026 | — |
| William H YehDirector | — | $1.6M | Mar 10, 2026 | — |
| Richard B BlackDirector | — | $307K | Mar 5, 2026 | — |
AAOI stock: common questions
Are APPLIED OPTOELECTRONICS, INC. insiders buying AAOI stock?
In the past 12 months, 0 insiders reported open-market purchases of AAOI worth $0.
Are APPLIED OPTOELECTRONICS, INC. insiders selling AAOI stock?
10 insiders reported sales worth $125M over the same period.
Where does this data come from?
Every transaction comes from Form 4 filings that insiders must submit to the SEC within two business days of a trade. We pull them from SEC EDGAR every night.
What is AAOI's 52-week range?
Over the past year AAOI has traded between $19.49 and $223.10. It last closed at $109.64 on Oct 9, 2026.