Chang Hung-Lun (Fred) 4

What Happened Fred Chang, Senior Vice President and North America General Manager of Applied Optoelectronics (AAOI), sold 40,329 shares on 2026-06-17. The reported weighted-average sale price was $170.60 per share for total proceeds of $6,880,127. The sales were executed in multiple transactions with actual prices ranging from $168.00 to $173.78.

Key Details

• Transaction date: 2026-06-17; Form 4 filed 2026-06-18 (timely).
• Transaction type: Sale (open-market) effected under a Rule 10b5-1 trading plan.
• Shares sold: 40,329; weighted-average price: $170.60; price range: $168.00–$173.78.
• Reported proceeds: $6,880,127.
• Shares owned after transaction: Not disclosed in this filing.
• Footnote: 10b5-1 plan adopted March 18, 2026; reporting person will provide per-transaction share counts/prices upon request.
• Remark: Reporting person is SVP and North America General Manager.

Context Sales made under an established 10b5-1 plan are prearranged and commonly used by insiders for routine liquidity or diversification; they do not necessarily reflect a change in the insider’s view of the company. Purchases generally carry more weight as signals to investors. This filing appears timely (filed one day after the trade).