Applied Optoelectronics, Inc. (AAOI) Insider Ownership

Historic Insider Ownership Trends

Over the 90-day window ending February 19, 2026, Applied Optoelectronics's three dominant insider ownership positions are held by President And Ceo Chih-Hsiang (Thompson) Lin (3.37Mn shares), *** See Remarks Shu-Hua (Joshua) Yeh (372.05K shares), Director Richard B Black (339.59K shares).

Top Direct Holders

Insider ownership data is derived from the last 60 months of Form 4 SEC filings.
Holder Position Shares Report Date
Chih-Hsiang (Thompson) Lin President And Ceo 3,366,442 11 Feb, 2026
Shu-Hua (Joshua) Yeh *** See Remarks 372,051 11 Feb, 2026
Richard B Black 339,588 17 Jun, 2025
Stefan J. Murry Chief Financial Officer 290,050 11 Feb, 2026
Hung-Lun (Fred) Chang *** See Remarks 270,018 11 Feb, 2026
William H Yeh 253,819 14 Aug, 2025
Che-Wei Lin 253,506 15 Aug, 2025
Min-Chu (Mike) Chen 177,335 14 Aug, 2025
Cynthia Delaney 137,222 17 Jun, 2025
Elizabeth G Loboa 122,870 17 Dec, 2025
David C Kuo *** See Remarks 111,663 11 Feb, 2026

* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.

Recent Insider Transactions

Detailed insider trading activity based on Form 4 SEC filings.
Download Data
Transaction Date Insider Name Security Class Transaction Type Shares Traded Price Shares Remaining Ownership Code
11 Feb, 2026 David C Kuo Common Stock, $.001 par value D 17,467 $50.17 111,663 D S
11 Feb, 2026 Stefan J. Murry Common Stock, $.001 par value D 11,693 $50.25 290,050 D S
10 Feb, 2026 David C Kuo Common Stock, $.001 par value D 2,533 $50.00 129,130 D S
10 Feb, 2026 Stefan J. Murry Common Stock, $.001 par value D 4,000 $48.68 304,070 D S
10 Feb, 2026 Stefan J. Murry Common Stock, $.001 par value D 2,327 $50.00 301,743 D S
09 Feb, 2026 Chih-Hsiang (Thompson) Lin Common Stock, $.001 par value A 82,559 $0.00 1,705,277 D A
09 Feb, 2026 David C Kuo Common Stock, $.001 par value A 17,027 $0.00 131,663 D A
09 Feb, 2026 Hung-Lun (Fred) Chang Common Stock, $.001 par value A 25,799 $0.00 270,018 D A
09 Feb, 2026 Stefan J. Murry Common Stock, $.001 par value A 32,249 $0.00 308,070 D A
09 Feb, 2026 Shu-Hua (Joshua) Yeh Common Stock, $.001 par value A 25,799 $0.00 372,051 D A
28 Jan, 2026 David C Kuo Common Stock, $.001 par value D 12,000 $45.06 114,636 D S
22 Jan, 2026 Chih-Hsiang (Thompson) Lin Common Stock, $.001 par value D 6,230 $38.38 1,638,160 D F
22 Jan, 2026 Chih-Hsiang (Thompson) Lin Common Stock, $.001 par value D 9,932 $38.38 1,628,228 D F
22 Jan, 2026 Chih-Hsiang (Thompson) Lin Common Stock, $.001 par value D 2,864 $38.38 1,622,718 D F
22 Jan, 2026 Chih-Hsiang (Thompson) Lin Common Stock, $.001 par value D 2,646 $38.38 1,625,582 D F
22 Jan, 2026 David C Kuo Common Stock, $.001 par value D 1,172 $38.38 129,776 D F
22 Jan, 2026 David C Kuo Common Stock, $.001 par value D 567 $38.38 126,636 D F
22 Jan, 2026 David C Kuo Common Stock, $.001 par value D 2,054 $38.38 127,722 D F
22 Jan, 2026 David C Kuo Common Stock, $.001 par value D 519 $38.38 127,203 D F
22 Jan, 2026 Hung-Lun (Fred) Chang Common Stock, $.001 par value D 850 $38.38 244,219 D F