Welcome to our dedicated page for Applied Optoelec SEC filings (Ticker: AAOI), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
Applied Optoelectronics, Inc. filings document the operations, governance and capital structure of a Nasdaq-listed manufacturer of optical and HFC networking products. Its Form 8-K reports cover operating and financial results, changes in the certifying accountant, material definitive agreements, and financing arrangements tied to common stock issuance.
Proxy materials describe board elections, auditor ratification, advisory executive compensation votes, certificate-of-incorporation amendments, and equity incentive plan matters. Other material-event filings address agreements supporting manufacturing infrastructure, including cleanroom design-build work, and identify the company’s common stock registered on the Nasdaq Global Market.
APPLIED OPTOELECTRONICS, INC. officer Yeh Shu-Hua (Joshua) reported a mix of equity compensation and share dispositions. On May 15, 2026, he acquired 192,170 shares of common stock as a grant, described as settlement of performance vesting restricted stock units for the 2023-2026 performance period that were earned at maximum performance.
On May 19, 2026, 7,928 shares were withheld to satisfy applicable tax withholding obligations, and he completed an open-market sale of 39,154 shares at $173.26 per share. Following these transactions, he directly owned 462,430 shares of common stock.
APPLIED OPTOELECTRONICS, INC. Chief Financial Officer Stefan J. Murry reported a mix of equity compensation and share dispositions involving the company’s common stock. He received 249,110 shares on May 15, 2026 as a grant earned from performance-vesting restricted stock units for the 2023–2026 period at maximum performance.
On May 19, 2026, 30,330 shares were withheld to cover tax obligations, and he executed an open-market sale of 33,000 shares at $173.26 per share. Following these transactions, Murry directly held 451,906 shares of APPLIED OPTOELECTRONICS common stock.
APPLIED OPTOELECTRONICS, INC. President and CEO Lin Chih-Hsiang (Thompson) reported several equity transactions. On May 15, 2026, he acquired 711,743 shares of common stock at $0.00 per share as a grant earned from performance-vesting restricted stock units for the 2023–2026 period at maximum performance. On May 19, 2026, the company withheld 86,655 shares to cover tax obligations related to this award, and he sold 58,000 shares in an open-market transaction at $173.26 per share. After these transactions, he directly held 2,255,693 shares of common stock.
APPLIED OPTOELECTRONICS, INC. executive David C. Kuo reported a mix of share grant, tax withholding, and an open‑market sale. On May 15, he acquired 156,583 shares of common stock at $0.00 per share as a grant earned from performance‑vesting restricted stock units covering the 2023–2026 period at maximum performance. To cover related tax obligations, 19,064 shares were disposed of on May 19 through shares withheld by the issuer. Also on May 19, he executed an open‑market sale of 19,227 shares at an average price of $173.26 per share. After the reported transactions, Kuo directly held 197,370 shares of AAOI common stock.
Applied Optoelectronics officer Chang Hung-Lun (Fred) reported a mix of stock awards and dispositions. On May 15, 2026, he received 224,199 shares of common stock at $0.00 per share as a grant earned from performance-vesting restricted stock units for the 2023–2026 period at maximum performance.
On May 19, 2026, he sold 33,630 shares in an open-market transaction at $173.26 per share and had 391,750 shares directly owned after this sale. That same day, 27,297 shares were withheld to cover applicable tax withholding obligations related to the award.
Charles Schwab Corp. submitted a Form 144 notice to sell 18,478 shares of Common stock.
The filing lists recent RSU vesting events of 7,011 shares (05/19/2026), 1,236 shares (06/11/2018), and 10,231 shares (12/11/2023). It also records a sale by Min-Chu Chen of 8,035 shares on 03/09/2026 for $873,540.94.
AAOI filed a Form 144 reporting a proposed sale of 33,000 shares of common stock to be sold on 05/19/2026. The notice lists Citigroup Global Markets as the broker. The filing also discloses recent sales by Stefan J. Murry — multiple transactions in Feb–May 2026 totaling several thousand shares.
AAOI insider notice to sell shares filed on 05/19/2026. The filing lists a proposed sale of 29,000 common shares by Kuo David C, with a corresponding amount shown as $2,903,700.40. The broker listed is Citigroup Global Markets at 390 Greenwich St, New York. The entry also shows the trade date as 05/19/2026 and class of security as COMMON STOCK.