Quick Takeaways
- AAOI - APPLIED OPTOELECTRONICS, INC. has 11 insiders with reported activity on this page.
- Net insider value flow over the last year: -$27,305,023.
- Recent transaction rows are available for direct filing-level review.
- Info
- Insider Trading
- Financials
- Holders
Insider Transactions Reported by 11 Insiders of APPLIED OPTOELECTRONICS, INC.
- Symbol
- AAOI on Nasdaq
- Location
- Sugar Land, TX
What Changed
- Buy value: $1,660,956; sell value: $28,965,978.
- Net share flow: -321,162.
Why This Matters
- This page gives a plain-language issuer insider context before you inspect transaction-level evidence.
- Use the filing links below to verify timestamps, codes, and ownership impacts directly from SEC forms.
Official SEC Source
Insider trading overview
Last 12 monthsNet insider flow leans to selling over the last 12 months. Net value: -$27,305,023.
Buys
$1,660,956
Shares: 77,984
Insiders: 4
Sells
$28,965,979
Shares: 399,146
Insiders: 8
Net
-$27,305,023
Shares: -321,162
Insiders: -4
| Window (months) | Buy shares | Sell shares | Buy $ | Sell $ | Net $ |
|---|---|---|---|---|---|
| 0-3 | 0 | 304,478 | $0 | $26,694,313 | -$26,694,313 |
| 3-6 | 0 | 20,621 | $0 | $752,672 | -$752,672 |
| 6-9 | 56,784 | 32,784 | $1,274,734 | $753,808 | +$520,926 |
| 9-12 | 21,200 | 41,263 | $386,222 | $765,186 | -$378,964 |
APPLIED OPTOELECTRONICS, INC. executives and other stock owners filed with the SEC include:
| Name | Relationship | Holdings Value | Past Year Net Change | Change % | Valuation | Report Date |
|---|---|---|---|---|---|---|
| Chih-Hsiang (thompson) Lin | President and CEO, Director | $56,291,193 | +$983,692 | +1.8% | Mixed | 09 Feb 2026 |
| Shu-Hua (joshua) Yeh | Officer | $31,270,379 | -$4,854,880 | -13% | Filing P/S | 09 Mar 2026 |
| Hung-Lun (fred) Chang | *** Senior Vice President and North America General Manager. | $23,419,036 | -$4,461,507 | -16% | Filing P/S | 16 Mar 2026 |
| Richard B. Black | Director | $15,614,485 | -$306,945 | -1.9% | Filing P/S | 05 Mar 2026 |
| Stefan J. Murry | Chief Financial Officer | $12,320,279 | -$1,904,578 | -13% | Mixed | 10 Mar 2026 |
| Cynthia DeLaney | Director | $11,496,358 | -$2,058,344 | -15% | Mixed | 04 Mar 2026 |
| William H. Yeh | Director | $10,505,647 | +$405,700 | +4% | Mixed | 09 Mar 2026 |
| Min-Chu (mike) Chen | Director | $9,387,507 | -$70,675 | -0.75% | Mixed | 06 Mar 2026 |
| David C. Kuo | ***Senior Vice President and Chief Legal Officer | $8,276,847 | -$5,212,034 | -39% | Filing P/S | 19 Mar 2026 |
| Che-Wei Lin | Director | $5,485,869 | +$99,739 | +1.9% | Filing P/S | 14 Aug 2025 |
| Elizabeth G. Loboa | Director | $1,965,253 | -$9,925,190 | -83% | Filing P/S | 03 Mar 2026 |
Top shareholders of APPLIED OPTOELECTRONICS, INC. (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.
Methodology: rows are grouped by holder and ranked by the holder's primary source value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
| Holder | Source | Role / Reporting | Ownership % | Shares | Holdings Value | 12M Net Δ | As of | Details |
|---|---|---|---|---|---|---|---|---|
| JANE STREET GROUP, LLC |
13D/G
13F
|
Company |
5.3%
|
4,097,237
|
$238,131,414 | $0 | 17 Mar 2026 | |
| BlackRock, Inc. |
13F
|
Company |
6.9%
|
5,306,432
|
$184,982,220 | — | 31 Dec 2025 | |
| VANGUARD GROUP INC |
13F
|
Company |
6.4%
|
4,982,660
|
$173,695,528 | — | 31 Dec 2025 | |
| Invesco Ltd. |
13F
13D/G
|
Company |
5.1%
from 13D/G
|
3,512,309
|
$122,439,093 | — | 31 Dec 2025 | |
| PRICE T ROWE ASSOCIATES INC /MD/ |
13F
|
Company |
2.9%
|
2,229,757
|
$77,730,000 | — | 31 Dec 2025 | |
| JPMORGAN CHASE & CO |
13D/G
13F
|
Company |
4.4%
|
2,800,882
|
$72,626,870 | -$49,989,643 | 31 Oct 2025 | |
| OBERWEIS ASSET MANAGEMENT INC/ |
13F
|
Company |
2.6%
|
2,039,641
|
$71,101,885 | — | 31 Dec 2025 | |
| HAWK RIDGE CAPITAL MANAGEMENT LP |
13F
|
Company |
2.2%
|
1,700,900
|
$59,293,374 | — | 31 Dec 2025 | |
| MORGAN STANLEY |
13F
|
Company |
2.2%
|
1,699,855
|
$59,256,962 | — | 31 Dec 2025 | |
| Chih-Hsiang (thompson) Lin |
3/4/5
|
President and CEO, Director |
2.2%
|
1,705,277
|
$56,291,193 | +$983,692 | 09 Feb 2026 | |
| STATE STREET CORP |
13F
|
Company |
2.1%
|
1,606,236
|
$55,993,387 | — | 31 Dec 2025 | |
| GEODE CAPITAL MANAGEMENT, LLC |
13F
|
Company |
2%
|
1,512,902
|
$52,750,249 | — | 31 Dec 2025 | |
| D. E. Shaw & Co., Inc. |
13F
|
Company |
1.8%
|
1,366,856
|
$47,648,600 | — | 31 Dec 2025 | |
| Hood River Capital Management LLC |
13F
|
Company |
1.7%
|
1,275,621
|
$44,468,148 | — | 31 Dec 2025 | |
| GOLDMAN SACHS GROUP INC |
13F
|
Company |
1.3%
|
967,305
|
$33,720,252 | — | 31 Dec 2025 | |
| BNP PARIBAS FINANCIAL MARKETS |
13F
|
Company |
1.2%
|
955,287
|
$33,301,305 | — | 31 Dec 2025 | |
| UBS Group AG |
13F
|
Company |
1.2%
|
951,065
|
$33,154,126 | — | 31 Dec 2025 | |
| Shu-Hua (joshua) Yeh |
3/4/5
|
Officer |
0.42%
|
322,051
|
$31,270,379 | -$4,854,880 | 09 Mar 2026 | |
| D. E. SHAW & CO, L.P. |
13D/G
|
— |
4.2%
|
2,239,337
|
$28,708,300 | -$3,365,160 | 31 Mar 2025 | |
| ROYCE & ASSOCIATES LP |
13F
|
Company |
1%
|
773,948
|
$26,979,827 | — | 31 Dec 2025 | |
| Artemis Investment Management LLP |
13F
|
Company |
1%
|
772,324
|
$26,923,215 | — | 31 Dec 2025 | |
| Hung-Lun (fred) Chang |
3/4/5
|
*** Senior Vice President and North America General Manager. |
0.3%
|
233,618
|
$23,419,036 | -$4,461,507 | 16 Mar 2026 | |
| EMERALD ADVISERS, LLC |
13F
|
Company |
0.87%
|
670,577
|
$23,376,314 | — | 31 Dec 2025 | |
| CITADEL ADVISORS LLC |
13F
|
Company |
0.71%
|
551,297
|
$19,218,213 | — | 31 Dec 2025 | |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC |
13F
|
Company |
0.68%
|
528,343
|
$18,418,037 | — | 31 Dec 2025 | |
| NORTHERN TRUST CORP |
13F
|
Company |
0.68%
|
526,928
|
$18,368,710 | — | 31 Dec 2025 | |
| DRIEHAUS CAPITAL MANAGEMENT LLC |
13F
|
Company |
0.66%
|
507,473
|
$17,690,509 | — | 31 Dec 2025 | |
| GILDER GAGNON HOWE & CO LLC |
13F
|
Company |
0.61%
|
475,015
|
$16,559,023 | — | 31 Dec 2025 | |
| NEXT CENTURY GROWTH INVESTORS LLC |
13F
|
Company |
0.6%
|
465,288
|
$16,219,939 | — | 31 Dec 2025 | |
| Richard B. Black |
3/4/5
|
Director |
0.21%
|
164,363
|
$15,614,485 | -$306,945 | 05 Mar 2026 | |
| KENNEDY CAPITAL MANAGEMENT LLC |
13F
|
Company |
0.58%
|
447,109
|
$15,586,220 | — | 31 Dec 2025 | |
| Penn Capital Management Company, LLC |
13F
|
Company |
0.58%
|
446,032
|
$15,565,142 | — | 31 Dec 2025 | |
| DIMENSIONAL FUND ADVISORS LP |
13F
|
Company |
0.54%
|
418,219
|
$14,584,168 | — | 31 Dec 2025 | |
| EMERALD MUTUAL FUND ADVISERS TRUST |
13F
|
Company |
0.52%
|
399,050
|
$13,910,883 | — | 31 Dec 2025 | |
| RAYMOND JAMES FINANCIAL INC |
13F
|
Company |
0.49%
|
379,221
|
$13,563,514 | — | 31 Dec 2025 | |
| Steward Partners Investment Advisory, LLC |
13F
|
Company |
0.47%
|
366,417
|
$12,773,297 | — | 31 Dec 2025 | |
| Stefan J. Murry |
3/4/5
|
Chief Financial Officer |
0.36%
|
280,070
|
$12,320,279 | -$1,904,578 | 10 Mar 2026 | |
| Cynthia DeLaney |
3/4/5
|
Director |
0.15%
|
118,602
|
$11,496,358 | -$2,058,344 | 04 Mar 2026 | |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP |
13F
|
Company |
0.43%
|
329,471
|
$11,485,359 | — | 31 Dec 2025 | |
| BANK OF AMERICA CORP /DE/ |
13F
|
Company |
0.42%
|
325,842
|
$11,358,852 | — | 31 Dec 2025 | |
| NEW YORK STATE COMMON RETIREMENT FUND |
13F
|
Company |
0.41%
|
315,039
|
$10,982,260 | — | 31 Dec 2025 | |
| William H. Yeh |
3/4/5
|
Director |
0.31%
|
238,819
|
$10,505,647 | +$405,700 | 09 Mar 2026 | |
| Min-Chu (mike) Chen |
3/4/5
|
Director |
0.24%
|
189,300
|
$9,387,507 | -$70,675 | 06 Mar 2026 | |
| SILVERCREST ASSET MANAGEMENT GROUP LLC |
13F
|
Company |
0.34%
|
266,272
|
$9,282,242 | — | 31 Dec 2025 | |
| TWO SIGMA INVESTMENTS, LP |
13F
|
Company |
0.34%
|
263,616
|
$9,189,654 | — | 31 Dec 2025 | |
| FIRST TRUST ADVISORS LP |
13F
|
Company |
0.31%
|
242,010
|
$8,436,468 | — | 31 Dec 2025 | |
| David C. Kuo |
3/4/5
|
***Senior Vice President and Chief Legal Officer |
0.11%
|
82,663
|
$8,276,847 | -$5,212,034 | 19 Mar 2026 | |
| BARCLAYS PLC |
13F
|
Company |
0.3%
|
235,704
|
$8,216,641 | — | 31 Dec 2025 | |
| Portolan Capital Management, LLC |
13F
|
Company |
0.3%
|
228,458
|
$7,964,046 | — | 31 Dec 2025 | |
| Nuveen, LLC |
13F
|
Company |
0.29%
|
225,288
|
$7,853,540 | — | 31 Dec 2025 |
Recent Insider Transactions by Companies or Individuals for APPLIED OPTOELECTRONICS, INC.
Showing up to 300 most recent insider transactions from the last 12 months.
| Insider | Symbol | Class | Transaction | % | Value $ | * Price $ | Shares | Shares Owned | Date | Ownership |
|---|---|---|---|---|---|---|---|---|---|---|
| David C. Kuo | AAOI | Common Stock, $.001 par value | Sale | -26% | $2,903,700 | $100.13 | -29,000 | 82,663 | 19 Mar 2026 | Direct |
| Hung-Lun (fred) Chang | AAOI | Common Stock, $.001 par value | Sale | -13.5% | $3,648,918 | $100.24 | -36,400 | 233,618 | 16 Mar 2026 | Direct |
| Stefan J. Murry | AAOI | Common Stock, $.001 par value | Sale | -1.41% | -4,000 | 280,070 | 10 Mar 2026 | Direct | ||
| Min-Chu (mike) Chen | AAOI | Common Stock, $.001 par value | Sale | -4.96% | -8,835 | 169,300 | 09 Mar 2026 | Direct | ||
| Shu-Hua (joshua) Yeh | AAOI | Common Stock, $.001 par value | Sale | -13.4% | $4,854,880 | $97.10 | -50,000 | 322,051 | 09 Mar 2026 | Direct |
| William H. Yeh | AAOI | Common Stock, $.001 par value | Sale | -5.91% | -15,000 | 238,819 | 09 Mar 2026 | Direct | ||
| Min-Chu (mike) Chen | AAOI | Common Stock, $.001 par value | Sale | -11.1% | $242,500 | $97.00 | -2,500 | 20,000 | 06 Mar 2026 | By Spouse |
| Richard B. Black | AAOI | Common Stock, $.001 par value | Sale | -1.93% | $306,945 | $95.00 | -3,231 | 164,363 | 05 Mar 2026 | By Trust |
| Cynthia DeLaney | AAOI | Common Stock, $.001 par value | Sale | -15.3% | $2,058,344 | $98.02 | -21,000 | 116,222 | 04 Mar 2026 | Direct |
| Elizabeth G. Loboa | AAOI | Common Stock, $.001 par value | Sale | -83.3% | $9,800,605 | $95.76 | -102,347 | 20,523 | 03 Mar 2026 | Direct |
| Stefan J. Murry | AAOI | Common Stock, $.001 par value | Sale | -2.06% | $299,922 | $50.15 | -5,980 | 284,070 | 20 Feb 2026 | Direct |
| Stefan J. Murry | AAOI | Common Stock, $.001 par value | Sale | -3.88% | $587,621 | $50.25 | -11,693 | 290,050 | 11 Feb 2026 | Direct |
| David C. Kuo | AAOI | Common Stock, $.001 par value | Sale | -13.5% | $876,251 | $50.17 | -17,467 | 111,663 | 11 Feb 2026 | Direct |
| Stefan J. Murry | AAOI | Common Stock, $.001 par value | Sale | -2.05% | $311,068 | $49.17 | -6,327 | 301,743 | 10 Feb 2026 | Direct |
| David C. Kuo | AAOI | Common Stock, $.001 par value | Sale | -1.92% | $126,654 | $50.00 | -2,533 | 129,130 | 10 Feb 2026 | Direct |
| Shu-Hua (joshua) Yeh | AAOI | Common Stock, $.001 par value | Award | 7.45% | 25,799 | 372,051 | 09 Feb 2026 | Direct | ||
| Stefan J. Murry | AAOI | Common Stock, $.001 par value | Award | 11.7% | 32,249 | 308,070 | 09 Feb 2026 | Direct | ||
| Chih-Hsiang (thompson) Lin | AAOI | Common Stock, $.001 par value | Award | 5.09% | 82,559 | 1,705,277 | 09 Feb 2026 | Direct | ||
| David C. Kuo | AAOI | Common Stock, $.001 par value | Award | 14.8% | 17,027 | 131,663 | 09 Feb 2026 | Direct | ||
| Hung-Lun (fred) Chang | AAOI | Common Stock, $.001 par value | Award | 10.6% | 25,799 | 270,018 | 09 Feb 2026 | Direct | ||
| David C. Kuo | AAOI | Common Stock, $.001 par value | Sale | -9.48% | $540,660 | $45.06 | -12,000 | 114,636 | 28 Jan 2026 | Direct |
| Shu-Hua (joshua) Yeh | AAOI | Common Stock, $.001 par value | Tax liability | -1.68% | -5,923 | 346,252 | 22 Jan 2026 | Direct | ||
| Stefan J. Murry | AAOI | Common Stock, $.001 par value | Tax liability | -2.53% | -7,150 | 275,821 | 22 Jan 2026 | Direct | ||
| Chih-Hsiang (thompson) Lin | AAOI | Common Stock, $.001 par value | Tax liability | -1.32% | -21,672 | 1,622,718 | 22 Jan 2026 | Direct | ||
| David C. Kuo | AAOI | Common Stock, $.001 par value | Tax liability | -3.29% | -4,312 | 126,636 | 22 Jan 2026 | Direct | ||
| Hung-Lun (fred) Chang | AAOI | Common Stock, $.001 par value | Tax liability | -2.53% | -6,338 | 244,219 | 22 Jan 2026 | Direct | ||
| Stefan J. Murry | AAOI | Common Stock, $.001 par value | Sale | -0.02% | $2,311 | $35.01 | -66 | 282,971 | 15 Jan 2026 | Direct |
| Stefan J. Murry | AAOI | Common Stock, $.001 par value | Sale | -0.33% | $32,690 | $35.00 | -934 | 283,037 | 13 Jan 2026 | Direct |
| Stefan J. Murry | AAOI | Common Stock, $.001 par value | Sale | -1.05% | $101,242 | $33.75 | -3,000 | 283,971 | 12 Jan 2026 | Direct |
| David C. Kuo | AAOI | Common Stock, $.001 par value | Sale | -8.71% | $501,875 | $40.15 | -12,500 | 130,948 | 23 Dec 2025 | Direct |
| Elizabeth G. Loboa | AAOI | Common Stock, $.001 par value | Sale | -3.25% | $124,584 | $30.23 | -4,121 | 122,870 | 15 Dec 2025 | Direct |
| Stefan J. Murry | AAOI | Common Stock, $.001 par value | Gift | -0.35% | -1,000 | 286,971 | 11 Dec 2025 | Direct | ||
| Stefan J. Murry | AAOI | Common Stock, $.001 par value | Sale | -1.37% | $126,213 | $31.55 | -4,000 | 287,971 | 10 Dec 2025 | Direct |
| Richard B. Black | AAOI | Common Stock, $.001 par value | Gift | -0.35% | -600 | 169,494 | 26 Nov 2025 | By Trust | ||
| Hung-Lun (fred) Chang | AAOI | Common Stock, $.001 par value | Tax liability | -2.25% | -5,769 | 250,557 | 22 Oct 2025 | Direct | ||
| David C. Kuo | AAOI | Common Stock, $.001 par value | Tax liability | -2.66% | -3,923 | 143,448 | 22 Oct 2025 | Direct | ||
| Chih-Hsiang (thompson) Lin | AAOI | Common Stock, $.001 par value | Tax liability | -1.15% | -19,100 | 1,644,390 | 22 Oct 2025 | Direct | ||
| Stefan J. Murry | AAOI | Common Stock, $.001 par value | Tax liability | -2.18% | -6,506 | 291,971 | 22 Oct 2025 | Direct | ||
| Shu-Hua (joshua) Yeh | AAOI | Common Stock, $.001 par value | Tax liability | -1.65% | -5,923 | 352,175 | 22 Oct 2025 | Direct | ||
| Richard B. Black | AAOI | Common Stock, $.001 par value | Gift | -1.12% | -1,900 | 168,194 | 22 Aug 2025 | By Trust | ||
| Stefan J. Murry | AAOI | Common Stock, $.001 par value | Sale | -3.87% | $268,440 | $22.37 | -12,000 | 298,477 | 15 Aug 2025 | Direct |
| David C. Kuo | AAOI | Common Stock, $.001 par value | Sale | -1.34% | $44,680 | $22.34 | -2,000 | 147,371 | 15 Aug 2025 | Direct |
| Chih-Hsiang (thompson) Lin | AAOI | Common Stock, $.001 par value | Purchase | 0.14% | $49,742 | $21.39 | 2,325 | 1,663,490 | 14 Aug 2025 | Direct |
| Chih-Hsiang (thompson) Lin | AAOI | Common Stock, $.001 par value | Purchase | 0.35% | $124,315 | $21.62 | 5,750 | 1,661,165 | 14 Aug 2025 | By 401(k) |
| Che-Wei Lin | AAOI | Common Stock, $.001 par value | Purchase | 1.85% | $99,739 | $21.64 | 4,609 | 253,506 | 14 Aug 2025 | Direct |
| William H. Yeh | AAOI | Common Stock, $.001 par value | Purchase | 1.6% | $85,600 | $21.40 | 4,000 | 253,819 | 14 Aug 2025 | Direct |
| William H. Yeh | AAOI | Common Stock, $.001 par value | Purchase | 5.94% | $320,100 | $22.86 | 14,000 | 249,819 | 13 Aug 2025 | Direct |
| Chih-Hsiang (thompson) Lin | AAOI | Common Stock, $.001 par value | Purchase | 0.2% | $73,612 | $22.65 | 3,250 | 1,655,415 | 13 Aug 2025 | by 401(k) |
| Chih-Hsiang (thompson) Lin | AAOI | Common Stock, $.001 par value | Purchase | 0.54% | $199,390 | $22.53 | 8,850 | 1,652,165 | 13 Aug 2025 | Direct |
| Min-Chu (mike) Chen | AAOI | Common Stock, $.001 par value | Purchase | 50% | $171,825 | $22.91 | 7,500 | 22,500 | 13 Aug 2025 | By Spouse |
* An asterisk sign (*) next to the price indicates that the price is likely invalid.