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Applied Optoelectronics, Inc.

AAOI
Exchange
Nasdaq
Industry
Semiconductors & Related Devices
SEC CIK
0001158114

In the last 90 days, Applied Optoelectronics, Inc. insiders filed 0 open-market purchases and 7 sales; 483 institutions reported holding it in 13F filings for Q2 2026, worth $7.56B in total; superinvestors Greenwoods Asset Management and Maverick Capital hold it.

Open-market trades, last 90 days

Open-market purchases (P) and sales (S) by Applied Optoelectronics, Inc. insiders, counted by Form 4 filing. Trades with a flagged price and duplicate filings are left out.

Open-market buys
0 filings
Open-market sells
7 filings
3 insiders, $6.67M in total
Insiders trading
3
Net value
−$6.67M
Purchases minus sales

Insider roster

Directors, officers and 10% owners who have filed a Form 4 for Applied Optoelectronics, Inc., current and former, most recent filer first. Last reported holding is the position after the last non-derivative trade in their latest filing.

Insider roster for Applied Optoelectronics, Inc.
NameTitleLast reported holdingLast filingFilings, past year
Black Richard BDirector159,092IndirectSep 17, 20265
Chang Hung-Lun (Fred)*** See Remarks249,276Sep 10, 202611
Murry Stefan J.Chief Financial Officer367,168Sep 10, 202618
Yeh Shu-Hua (Joshua)*** See Remarks377,498Aug 20, 202612
Lin Chih-Hsiang (Thompson)President and CEO1,296,047Aug 4, 20269
Kuo David C*** See Remarks145,814Jul 23, 202610
Yeh William HDirector239,985Jun 11, 20262
Chen Min-Chu (Mike)Director162,219Jun 11, 20263
Lin Che-WeiDirector254,672Jun 11, 20261
DeLaney CynthiaDirector60,813Jun 11, 20263
Flanagan Robert JamesDirector1,166Jun 11, 20261
Loboa Elizabeth GDirector20,523Mar 5, 20262

Insider trades

Each row adds up one type of transaction in one Form 4 filing. Only open-market purchases (P) and sales (S) are shown by default; use the filters to see grants, option exercises and other codes.

Insider trades
Filed (ET)Trade dateFiling delayInsiderTransactionSharesAvg priceValueHolding changeFlags
Aug 14, 2025 (view filing)Aug 13-141 dayYeh William HDirectorPPurchaseCommon Stock, $.001 par value+18.0K$22.54+$405.7K+7.6%253.8K after3 lots
Aug 14, 2025 (view filing)Aug 12-132 daysLin Chih-Hsiang (Thompson)President and CEOPPurchaseCommon Stock, $.001 par value+9.75K$22.98+$224.0K+0.6%1.66M after2 lots
Aug 14, 2025 (view filing)Aug 131 dayLin Chih-Hsiang (Thompson)President and CEOPPurchaseCommon Stock, $.001 par value+8.85K$22.53+$199.4K+0.5%1.65M after
Aug 14, 2025 (view filing)Aug 131 dayChen Min-Chu (Mike)DirectorPPurchaseCommon Stock, $.001 par value+7.50K$22.91+$171.8K+50.0%22.5K after
Aug 14, 2025 (view filing)Aug 131 dayChang Hung-Lun (Fred)*** See RemarksSSaleCommon Stock, $.001 par value−15.8K$22.70−$358.3K−5.8%256.3K after
Jul 18, 2025 (view filing)Jul 162 daysMurry Stefan J.Chief Financial OfficerSSaleCommon Stock, $.001 par value−3.00K$27.46−$82.4K−0.9%318.0K after10b5-1
Jun 17, 2025 (view filing)Jun 161 dayMurry Stefan J.Chief Financial OfficerSSaleCommon Stock, $.001 par value−2.00K$16.05−$32.1K−0.6%321.0K after10b5-1
May 20, 2025 (view filing)May 164 daysMurry Stefan J.Chief Financial OfficerSSaleCommon Stock, $.001 par value−2.00K$19.35−$38.7K−0.6%323.0K after10b5-1
May 14, 2025 (view filing)May 131 dayChang Hung-Lun (Fred)*** See RemarksSSaleCommon Stock, $.001 par value−23.8K$19.06−$454.3K−7.9%278.8K after
May 14, 2025 (view filing)May 14Same dayKuo David C*** See RemarksSSaleCommon Stock, $.001 par value−11.4K$19.10−$218.2K−6.9%153.9K after
May 14, 2025 (view filing)May 131 dayLin Chih-Hsiang (Thompson)President and CEOPPurchaseCommon Stock, $.001 par value+21.2K$18.22+$386.2K+1.3%1.66M after2 lots
Apr 18, 2025 (view filing)Apr 162 daysMurry Stefan J.Chief Financial OfficerSSaleCommon Stock, $.001 par value−2.00K$10.95−$21.9K−0.8%236.0K after10b5-1
Mar 19, 2025 (view filing)Mar 172 daysMurry Stefan J.Chief Financial OfficerSSaleCommon Stock, $.001 par value−2.00K$23.06−$46.1K−1.0%196.6K after10b5-1
Feb 20, 2025 (view filing)Feb 182 daysMurry Stefan J.Chief Financial OfficerSSaleCommon Stock, $.001 par value−3.00K$26.34−$79.0K−1.5%198.6K after10b5-1
Jan 23, 2025 (view filing)Jan 212 daysMurry Stefan J.Chief Financial OfficerSSaleCommon Stock, $.001 par value−2.30K$35.17−$80.8K−1.1%209.8K after10b5-1
Jan 17, 2025 (view filing)Jan 152 daysBlack Richard BDirectorSSaleCommon Stock, $.001 par value−10.0K$29.00−$290.0K−6.0%157.8K after10b5-1
Jan 17, 2025 (view filing)Jan 161 dayMurry Stefan J.Chief Financial OfficerSSaleCommon Stock, $.001 par value−4.00K$31.72−$126.9K−1.9%212.1K after10b5-1
Dec 18, 2024 (view filing)Dec 162 daysBlack Richard BDirectorSSaleCommon Stock, $.001 par value−10.0K$35.27−$352.7K−5.6%167.8K after10b5-1
Dec 10, 2024 (view filing)Nov 8-2032 daysChang Hung-Lun (Fred)*** See RemarksSSaleCommon Stock, $.001 par value−28.5K$28.82−$822.0K−12.7%196.3K afterAmended2 lots
Dec 3, 2024 (view filing)Dec 3Same dayYeh William HDirectorSSaleCommon Stock, $.001 par value−10.0K$43.08−$430.8K−4.3%223.5K after
Dec 3, 2024 (view filing)Dec 21 dayLoboa Elizabeth GDirectorSSaleCommon Stock, $.001 par value−9.79K$41.46−$405.9K−7.9%114.7K after
Dec 3, 2024 (view filing)Nov 294 daysChen Min-Chu (Mike)DirectorSSaleCommon Stock, $.001 par value−9.79K$40.00−$391.6K−5.6%165.1K after
Nov 29, 2024 (view filing)Nov 263 daysBlack Richard BDirectorSSaleCommon Stock, $.001 par value−8.16K$37.18−$303.5K−100.0%0 after
Nov 22, 2024 (view filing)Nov 202 daysChang Hung-Lun (Fred)*** See RemarksSSaleCommon Stock, $.001 par value−20.3K$30.35−$616.8K−9.4%195.6K after
Nov 22, 2024 (view filing)Nov 202 daysMurry Stefan J.Chief Financial OfficerSSaleCommon Stock, $.001 par value−5.00K$31.56−$157.8K−2.3%216.1K after
Nov 22, 2024 (view filing)Nov 211 dayLoboa Elizabeth GDirectorSSaleCommon Stock, $.001 par value−13.5K$36.54−$493.1K−9.8%124.5K after
Nov 18, 2024 (view filing)Nov 153 daysBlack Richard BDirectorSSaleCommon Stock, $.001 par value−10.0K$27.52−$275.2K−5.3%177.8K after
Nov 18, 2024 (view filing)Nov 14-184 daysKuo David C*** See RemarksSSaleCommon Stock, $.001 par value−13.7K$28.96−$397.7K−12.3%98.1K after2 lots
Nov 12, 2024 (view filing)Nov 8-124 daysKuo David C*** See RemarksSSaleCommon Stock, $.001 par value−16.3K$27.69−$450.4K−12.7%111.9K after2 lots
Sep 26, 2024 (view filing)Sep 242 daysKuo David C*** See RemarksSSaleCommon Stock, $.001 par value−10.0K$15.02−$150.2K−7.0%132.9K after
May 15, 2024 (view filing)May 141 dayYeh William HDirectorPPurchaseCommon Stock, $.001 par value+9.80K$10.54+$103.3K+4.7%217.1K after
Mar 19, 2024 (view filing)Mar 181 dayYeh William HDirectorPPurchaseCommon Stock, $.001 par value+8.00K$12.75+$102.0K+4.0%207.3K after
Mar 18, 2024 (view filing)Mar 18Same dayLin Che-WeiDirectorPPurchaseCommon Stock, $.001 par value+31.4K$12.70+$398.4K+16.6%220.1K after
Mar 18, 2024 (view filing)Mar 18Same dayLin Chih-Hsiang (Thompson)President and CEOPPurchaseCommon Stock, $.001 par value+11.8K$12.66+$149.1K+1.0%1.22M after
Feb 28, 2024 (view filing)Feb 271 dayYeh William HDirectorPPurchaseCommon Stock, $.001 par value+10.0K$15.29+$152.9K+5.3%199.3K after
Jan 18, 2024 (view filing)Jan 162 daysMurry Stefan J.Chief Financial OfficerSSaleCommon Stock, $.001 par value−20.0K$17.08−$341.6K−9.1%200.5K after
Dec 18, 2023 (view filing)Dec 14-154 daysYeh Shu-Hua (Joshua)*** See RemarksSSaleCommon Stock, $.001 par value−42.8K$22.39−$958.3K−14.6%251.3K after2 lots
Sep 14, 2023 (view filing)Sep 14Same dayLin Chih-Hsiang (Thompson)President and CEOPPurchaseCommon Stock, $.001 par value+15.0K$9.79+$146.8K+1.2%1.25M after
Sep 6, 2023 (view filing)Sep 6Same dayLin Chih-Hsiang (Thompson)President and CEOPPurchaseCommon Stock, $.001 par value+5.96K$12.44+$74.2K+0.5%1.24M after
Aug 22, 2023 (view filing)Aug 211 dayYeh William HDirectorSSaleCommon Stock, $.001 par value−10.0K$15.22−$152.2K−5.0%189.3K after
Aug 22, 2023 (view filing)Aug 22Same dayMurry Stefan J.Chief Financial OfficerSSaleCommon Stock, $.001 par value−15.0K$15.88−$238.2K−6.3%222.1K after
Aug 18, 2023 (view filing)Aug 17-181 dayLin Chih-Hsiang (Thompson)President and CEOPPurchaseCommon Stock, $.001 par value+20.0K$12.38+$247.5K+1.7%1.22M after2 lots
Aug 14, 2023 (view filing)Aug 113 daysLin Chih-Hsiang (Thompson)President and CEOPPurchaseCommon Stock, $.001 par value+15.8K$12.60+$199.1K+1.3%1.20M after
Aug 11, 2023 (view filing)Aug 101 dayKuo David C*** See RemarksSSaleCommon Stock, $.001 par value−10.0K$13.73−$137.3K−7.3%127.9K after
Aug 11, 2023 (view filing)Aug 101 dayChang Hung-Lun (Fred)*** See RemarksSSaleCommon Stock, $.001 par value−13.6K$14.08−$192.0K−5.8%221.9K after
Aug 10, 2023 (view filing)Aug 91 dayYeh Shu-Hua (Joshua)*** See RemarksSSaleCommon Stock, $.001 par value−45.0K$12.10−$544.5K−13.0%301.4K after
Aug 10, 2023 (view filing)Aug 82 daysMurry Stefan J.Chief Financial OfficerSSaleCommon Stock, $.001 par value−60.0K$11.82−$709.2K−20.2%237.1K after
Aug 10, 2023 (view filing)Aug 82 daysKuo David C*** See RemarksSSaleCommon Stock, $.001 par value−14.5K$11.86−$172.4K−9.5%137.9K after
Aug 10, 2023 (view filing)Aug 82 daysChang Hung-Lun (Fred)*** See RemarksSSaleCommon Stock, $.001 par value−32.3K$12.07−$390.4K−12.1%235.5K after
Feb 21, 2023 (view filing)Feb 174 daysMurry Stefan J.Chief Financial OfficerSSaleCommon Stock, $.001 par value−3.00K$2.96−$8.88K−1.6%189.9K after