The following table details the insider trading activities
(stock purchases, stock sales, and stock option exercises) of Chang Hung-lun (fred) since 2015.
This trader's CIK number is 1587462.
At the time of last reporting, Chang Hung-lun (fred) was the *** See Remarks of Applied Optoelectronics, Inc.. (stock ticker symbol AAOI).
Also see all insider trading activities at Applied Optoelectronics, Inc..
| Insider Buying | Insider Sales | Option Exercises | |||||
|---|---|---|---|---|---|---|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
| 2025 | AAOI | 0 | $0 | 39,621 | $812,597 | 0 | $0 |
| 2024 | AAOI | 0 | $0 | 39,238 | $1,062,725 | 1,100 | $15,224 |
| 2023 | AAOI | 0 | $0 | 45,983 | $582,303 | 0 | $0 |
| 2022 | AAOI | 0 | $0 | 50,490 | $108,503 | 0 | $0 |
| 2021 | AAOI | 0 | $0 | 6,480 | $78,043 | 0 | $0 |
| 2020 | AAOI | 0 | $0 | 13,628 | $153,544 | 0 | $0 |
| 2017 | AAOI | 0 | $0 | 23,000 | $1,359,600 | 27,610 | $227,659 |
| 2016 | AAOI | 0 | $0 | 14,903 | $339,024 | 8,564 | $51,384 |
| 2015 | AAOI | 0 | $0 | 4,000 | $60,744 | 4,000 | $24,000 |
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|---|---|---|---|---|
| 2025-08-13 | AAOI | Sale | 15,784 | 22.70 | 358,312 |
| 2025-05-13 | AAOI | Sale | 23,837 | 19.06 | 454,285 |
| 2024-11-20 | AAOI | Sale | 20,323 | 30.35 | 616,823 |
| 2024-11-08 | AAOI | Sale | 18,915 | 23.57 | 445,902 |
| 2024-01-05 | AAOI | Option Ex | 1,100 | 13.84 | 15,224 |
| 2023-08-10 | AAOI | Sale | 13,637 | 14.08 | 192,049 |
| 2023-08-08 | AAOI | Sale | 32,346 | 12.06 | 390,254 |
| 2022-11-10 | AAOI | Sale | 50,490 | 2.15 | 108,503 |
| 2021-02-16 | AAOI | Sale | 1,080 | 12.25 | 13,233 |
| 2021-01-27 | AAOI | Sale | 5,400 | 12.00 | 64,810 |
| 2020-08-17 | AAOI | Sale | 1,080 | 13.36 | 14,428 |
| 2020-07-20 | AAOI | Sale | 1,080 | 12.00 | 12,960 |
| 2020-07-06 | AAOI | Sale | 6,468 | 11.77 | 76,121 |
| 2020-06-08 | AAOI | Sale | 5,000 | 10.01 | 50,035 |
| 2017-07-17 | AAOI | Option Ex | 4,610 | 11.90 | 54,859 |
| 2017-06-15 | AAOI | Option Ex | 10,000 | 8.73 | 87,300 |
| 2017-06-15 | AAOI | Sale | 10,000 | 60.11 | 601,090 |
| 2017-05-09 | AAOI | Option Ex | 10,000 | 6.75 | 67,500 |
| 2017-05-09 | AAOI | Sale | 10,000 | 59.50 | 595,010 |
| 2017-03-07 | AAOI | Option Ex | 3,000 | 6.00 | 18,000 |
| 2017-03-07 | AAOI | Sale | 3,000 | 54.50 | 163,500 |
| 2016-11-17 | AAOI | Sale | 10,000 | 25.74 | 257,360 |
| 2016-11-17 | AAOI | Option Ex | 7,823 | 6.00 | 46,938 |
| 2016-08-05 | AAOI | Sale | 756 | 14.27 | 10,787 |
| 2016-08-01 | AAOI | Sale | 192 | 11.75 | 2,256 |
| 2016-03-17 | AAOI | Option Ex | 741 | 6.00 | 4,446 |
| 2016-03-17 | AAOI | Sale | 741 | 17.50 | 12,967 |
| 2016-03-14 | AAOI | Sale | 2,759 | 17.55 | 48,420 |
| 2016-02-01 | AAOI | Sale | 455 | 15.90 | 7,234 |
| 2015-04-17 | AAOI | Option Ex | 4,000 | 6.00 | 24,000 |
| 2015-04-17 | AAOI | Sale | 4,000 | 15.19 | 60,744 |
Insider trading activities including stock purchases, stock sales, and option exercises listed in the above table cannot be completely guaranteed as to their accuracy. For more information regarding the trades made by Chang Hung-lun (fred) (*** See Remarks of Applied Optoelectronics, Inc. at the time of this reporting) see the Securities and Exchange Commission (SEC) website.