Chang Hung-Lun (Fred) sold APPLIED OPTOELECTRONICS, INC. ($AAOI) shares on the open market twice in the last year, totaling over $812,000. His most recent sale occurred on August 13, 2025. These AAOI insider sales rank 5,389th among nearly 12,000 individual insiders, below the average of $8.6 million per seller and 6.4 transactions. He made no open market purchases in the period.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| March 16, 2026 | APPLIED OPTOELECTRONICS, INC. | $AAOI | Chang Hung-Lun (Fred) | *** See Remarks | S | Common Stock, $.001 par value | 36400 | $100.25 | 233,618.0000 | 68,278,417 | 13.48% | 0.05% |
| Feb. 9, 2026 | APPLIED OPTOELECTRONICS, INC. | $AAOI | Chang Hung-Lun (Fred) | *** See Remarks | A | Common Stock, $.001 par value | 25799 | $0.00 | 270,018.0000 | 68,278,417 | 10.56% | 0.04% |
| Jan. 22, 2026 | APPLIED OPTOELECTRONICS, INC. | $AAOI | Chang Hung-Lun (Fred) | *** See Remarks | F | Common Stock, $.001 par value | 2940 | $38.38 | 245,743.0000 | 68,278,417 | 1.18% | 0.00% |
| Jan. 22, 2026 | APPLIED OPTOELECTRONICS, INC. | $AAOI | Chang Hung-Lun (Fred) | *** See Remarks | F | Common Stock, $.001 par value | 674 | $38.38 | 245,069.0000 | 68,278,417 | 0.27% | 0.00% |
| Jan. 22, 2026 | APPLIED OPTOELECTRONICS, INC. | $AAOI | Chang Hung-Lun (Fred) | *** See Remarks | F | Common Stock, $.001 par value | 850 | $38.38 | 244,219.0000 | 68,278,417 | 0.35% | 0.00% |
| Jan. 22, 2026 | APPLIED OPTOELECTRONICS, INC. | $AAOI | Chang Hung-Lun (Fred) | *** See Remarks | F | Common Stock, $.001 par value | 1874 | $38.38 | 248,683.0000 | 68,278,417 | 0.75% | 0.00% |
| Oct. 22, 2025 | APPLIED OPTOELECTRONICS, INC. | $AAOI | Chang Hung-Lun (Fred) | *** See Remarks | F | Common Stock, $.001 par value | 774 | $33.40 | 250,557.0000 | 49,651,482 | 0.31% | 0.00% |
| Oct. 22, 2025 | APPLIED OPTOELECTRONICS, INC. | $AAOI | Chang Hung-Lun (Fred) | *** See Remarks | F | Common Stock, $.001 par value | 614 | $33.40 | 251,331.0000 | 49,651,482 | 0.24% | 0.00% |
| Oct. 22, 2025 | APPLIED OPTOELECTRONICS, INC. | $AAOI | Chang Hung-Lun (Fred) | *** See Remarks | F | Common Stock, $.001 par value | 2676 | $33.40 | 251,945.0000 | 49,651,482 | 1.05% | 0.01% |
| Oct. 22, 2025 | APPLIED OPTOELECTRONICS, INC. | $AAOI | Chang Hung-Lun (Fred) | *** See Remarks | F | Common Stock, $.001 par value | 1705 | $33.40 | 254,621.0000 | 49,651,482 | 0.67% | 0.00% |
| Aug. 13, 2025 | APPLIED OPTOELECTRONICS, INC. | $AAOI | Chang Hung-Lun (Fred) | *** See Remarks | S | Common Stock, $.001 par value | 15784 | $22.70 | 256,326.0000 | 49,651,482 | 5.80% | 0.03% |
| July 22, 2025 | APPLIED OPTOELECTRONICS, INC. | $AAOI | Chang Hung-Lun (Fred) | *** See Remarks | F | Common Stock, $.001 par value | 2675 | $28.23 | 273,497.0000 | 49,651,482 | 0.97% | 0.01% |
| July 22, 2025 | APPLIED OPTOELECTRONICS, INC. | $AAOI | Chang Hung-Lun (Fred) | *** See Remarks | F | Common Stock, $.001 par value | 1704 | $28.23 | 276,172.0000 | 49,651,482 | 0.61% | 0.00% |
| July 22, 2025 | APPLIED OPTOELECTRONICS, INC. | $AAOI | Chang Hung-Lun (Fred) | *** See Remarks | F | Common Stock, $.001 par value | 966 | $28.23 | 277,876.0000 | 49,651,482 | 0.35% | 0.00% |
| July 22, 2025 | APPLIED OPTOELECTRONICS, INC. | $AAOI | Chang Hung-Lun (Fred) | *** See Remarks | F | Common Stock, $.001 par value | 774 | $28.23 | 272,110.0000 | 49,651,482 | 0.28% | 0.00% |
| July 22, 2025 | APPLIED OPTOELECTRONICS, INC. | $AAOI | Chang Hung-Lun (Fred) | *** See Remarks | F | Common Stock, $.001 par value | 613 | $28.23 | 272,884.0000 | 49,651,482 | 0.22% | 0.00% |
| May 13, 2025 | APPLIED OPTOELECTRONICS, INC. | $AAOI | Chang Hung-Lun (Fred) | *** See Remarks | S | Common Stock, $.001 par value | 23837 | $19.06 | 278,842.0000 | 49,651,482 | 7.88% | 0.05% |
| May 9, 2025 | APPLIED OPTOELECTRONICS, INC. | $AAOI | Chang Hung-Lun (Fred) | *** See Remarks | A | Common Stock, $.001 par value | 142857 | $0.00 | 357,195.0000 | 49,651,482 | 66.65% | 0.29% |
| May 13, 2025 | APPLIED OPTOELECTRONICS, INC. | $AAOI | Chang Hung-Lun (Fred) | *** See Remarks | F | Common Stock, $.001 par value | 54516 | $14.76 | 302,679.0000 | 49,651,482 | 15.26% | 0.11% |
| April 30, 2025 | APPLIED OPTOELECTRONICS, INC. | $AAOI | Chang Hung-Lun (Fred) | *** See Remarks | F | Common Stock, $.001 par value | 774 | $10.05 | 214,338.0000 | 49,651,482 | 0.36% | 0.00% |
| April 22, 2025 | APPLIED OPTOELECTRONICS, INC. | $AAOI | Chang Hung-Lun (Fred) | *** See Remarks | F | Common Stock, $.001 par value | 967 | $10.05 | 220,106.0000 | 49,651,482 | 0.44% | 0.00% |
| April 22, 2025 | APPLIED OPTOELECTRONICS, INC. | $AAOI | Chang Hung-Lun (Fred) | *** See Remarks | F | Common Stock, $.001 par value | 1705 | $10.05 | 218,401.0000 | 49,651,482 | 0.77% | 0.00% |
| April 22, 2025 | APPLIED OPTOELECTRONICS, INC. | $AAOI | Chang Hung-Lun (Fred) | *** See Remarks | F | Common Stock, $.001 par value | 2675 | $10.05 | 215,726.0000 | 49,651,482 | 1.22% | 0.01% |
| April 22, 2025 | APPLIED OPTOELECTRONICS, INC. | $AAOI | Chang Hung-Lun (Fred) | *** See Remarks | F | Common Stock, $.001 par value | 614 | $10.05 | 215,112.0000 | 49,651,482 | 0.28% | 0.00% |
| April 11, 2025 | APPLIED OPTOELECTRONICS, INC. | $AAOI | Chang Hung-Lun (Fred) | *** See Remarks | A | Common Stock, $.001 par value | 32397 | $0.00 | 221,073.0000 | 49,651,482 | 17.17% | 0.07% |
| Jan. 22, 2025 | APPLIED OPTOELECTRONICS, INC. | $AAOI | Chang Hung-Lun (Fred) | *** See Remarks | F | Common Stock, $.001 par value | 632 | $30.15 | 188,676.0000 | 0 | 0.33% | 0.00% |
| Jan. 22, 2025 | APPLIED OPTOELECTRONICS, INC. | $AAOI | Chang Hung-Lun (Fred) | *** See Remarks | F | Common Stock, $.001 par value | 2758 | $30.15 | 189,308.0000 | 0 | 1.44% | 0.00% |
| Jan. 22, 2025 | APPLIED OPTOELECTRONICS, INC. | $AAOI | Chang Hung-Lun (Fred) | *** See Remarks | F | Common Stock, $.001 par value | 1758 | $30.15 | 192,066.0000 | 0 | 0.91% | 0.00% |
| Jan. 22, 2025 | APPLIED OPTOELECTRONICS, INC. | $AAOI | Chang Hung-Lun (Fred) | *** See Remarks | F | Common Stock, $.001 par value | 1472 | $30.15 | 193,824.0000 | 0 | 0.75% | 0.00% |
| Jan. 22, 2025 | APPLIED OPTOELECTRONICS, INC. | $AAOI | Chang Hung-Lun (Fred) | *** See Remarks | F | Common Stock, $.001 par value | 996 | $30.15 | 195,296.0000 | 0 | 0.51% | 0.00% |
| Nov. 8, 2024 | APPLIED OPTOELECTRONICS, INC. | $AAOI | Chang Hung-Lun (Fred) | *** See Remarks | S | Common Stock, $.001 par value | 8195 | $25.04 | 216,615.0000 | 0 | 3.65% | 0.00% |
| Nov. 20, 2024 | APPLIED OPTOELECTRONICS, INC. | $AAOI | Chang Hung-Lun (Fred) | *** See Remarks | S | Common Stock, $.001 par value | 20323 | $30.35 | 196,292.0000 | 0 | 9.38% | 0.00% |
| Nov. 20, 2024 | APPLIED OPTOELECTRONICS, INC. | $AAOI | Chang Hung-Lun (Fred) | *** See Remarks | S | Common Stock, $.001 par value | 20323 | $30.35 | 195,572.0000 | 0 | 9.41% | 0.00% |
| Nov. 8, 2024 | APPLIED OPTOELECTRONICS, INC. | $AAOI | Chang Hung-Lun (Fred) | *** See Remarks | S | Common Stock, $.001 par value | 8915 | $25.04 | 215,895.0000 | 0 | 3.97% | 0.00% |
| Nov. 8, 2024 | APPLIED OPTOELECTRONICS, INC. | $AAOI | Chang Hung-Lun (Fred) | *** See Remarks | S | Common Stock, $.001 par value | 10000 | $22.11 | 224,810.0000 | 0 | 4.26% | 0.00% |
| Oct. 22, 2024 | APPLIED OPTOELECTRONICS, INC. | $AAOI | Chang Hung-Lun (Fred) | *** See Remarks | F | Common Stock, $.001 par value | 601 | $18.51 | 234,810.0000 | 0 | 0.26% | 0.00% |
| Oct. 22, 2024 | APPLIED OPTOELECTRONICS, INC. | $AAOI | Chang Hung-Lun (Fred) | *** See Remarks | F | Common Stock, $.001 par value | 946 | $18.51 | 241,096.0000 | 0 | 0.39% | 0.00% |
| Oct. 22, 2024 | APPLIED OPTOELECTRONICS, INC. | $AAOI | Chang Hung-Lun (Fred) | *** See Remarks | F | Common Stock, $.001 par value | 2618 | $18.51 | 235,411.0000 | 0 | 1.10% | 0.00% |
| Oct. 22, 2024 | APPLIED OPTOELECTRONICS, INC. | $AAOI | Chang Hung-Lun (Fred) | *** See Remarks | F | Common Stock, $.001 par value | 1669 | $18.51 | 238,029.0000 | 0 | 0.70% | 0.00% |
| Oct. 22, 2024 | APPLIED OPTOELECTRONICS, INC. | $AAOI | Chang Hung-Lun (Fred) | *** See Remarks | F | Common Stock, $.001 par value | 1398 | $18.51 | 239,698.0000 | 0 | 0.58% | 0.00% |
| July 22, 2024 | APPLIED OPTOELECTRONICS, INC. | $AAOI | Chang Hung-Lun (Fred) | *** See Remarks | F | Common Stock, $.001 par value | 633 | $9.68 | 242,042.0000 | 0 | 0.26% | 0.00% |
| July 22, 2024 | APPLIED OPTOELECTRONICS, INC. | $AAOI | Chang Hung-Lun (Fred) | *** See Remarks | F | Common Stock, $.001 par value | 997 | $9.68 | 248,666.0000 | 0 | 0.40% | 0.00% |
| July 22, 2024 | APPLIED OPTOELECTRONICS, INC. | $AAOI | Chang Hung-Lun (Fred) | *** See Remarks | F | Common Stock, $.001 par value | 1473 | $9.68 | 247,193.0000 | 0 | 0.59% | 0.00% |
| July 22, 2024 | APPLIED OPTOELECTRONICS, INC. | $AAOI | Chang Hung-Lun (Fred) | *** See Remarks | F | Common Stock, $.001 par value | 1759 | $9.68 | 245,434.0000 | 0 | 0.71% | 0.00% |
| July 22, 2024 | APPLIED OPTOELECTRONICS, INC. | $AAOI | Chang Hung-Lun (Fred) | *** See Remarks | F | Common Stock, $.001 par value | 2759 | $9.68 | 242,675.0000 | 0 | 1.12% | 0.00% |
| June 13, 2024 | APPLIED OPTOELECTRONICS, INC. | $AAOI | Chang Hung-Lun (Fred) | *** See Remarks | A | Common Stock, $.001 par value | 80910 | $0.00 | 305,732.0000 | 0 | 35.99% | 0.00% |
| June 13, 2024 | APPLIED OPTOELECTRONICS, INC. | $AAOI | Chang Hung-Lun (Fred) | *** See Remarks | D | Common Stock, $.001 par value | 40455 | $10.44 | 265,277.0000 | 0 | 13.23% | 0.00% |
| June 14, 2024 | APPLIED OPTOELECTRONICS, INC. | $AAOI | Chang Hung-Lun (Fred) | *** See Remarks | F | Common Stock, $.001 par value | 15614 | $10.44 | 249,663.0000 | 0 | 5.89% | 0.00% |
| May 23, 2024 | APPLIED OPTOELECTRONICS, INC. | $AAOI | Chang Hung-Lun (Fred) | *** See Remarks | F | Common Stock, $.001 par value | 686 | $12.12 | 224,822.0000 | 0 | 0.30% | 0.00% |
| April 29, 2024 | APPLIED OPTOELECTRONICS, INC. | $AAOI | Chang Hung-Lun (Fred) | *** See Remarks | A | Common Stock, $.001 par value | 25671 | $0.00 | 225,508.0000 | 0 | 12.85% | 0.00% |
| April 22, 2024 | APPLIED OPTOELECTRONICS, INC. | $AAOI | Chang Hung-Lun (Fred) | *** See Remarks | F | Common Stock, $.001 par value | 2990 | $12.12 | 199,837.0000 | 0 | 1.47% | 0.00% |
| April 22, 2024 | APPLIED OPTOELECTRONICS, INC. | $AAOI | Chang Hung-Lun (Fred) | *** See Remarks | F | Common Stock, $.001 par value | 1080 | $12.12 | 206,329.0000 | 0 | 0.52% | 0.00% |
| April 22, 2024 | APPLIED OPTOELECTRONICS, INC. | $AAOI | Chang Hung-Lun (Fred) | *** See Remarks | F | Common Stock, $.001 par value | 1596 | $12.12 | 204,733.0000 | 0 | 0.77% | 0.00% |
| April 22, 2024 | APPLIED OPTOELECTRONICS, INC. | $AAOI | Chang Hung-Lun (Fred) | *** See Remarks | F | Common Stock, $.001 par value | 1906 | $12.12 | 202,827.0000 | 0 | 0.93% | 0.00% |
| Jan. 22, 2024 | APPLIED OPTOELECTRONICS, INC. | $AAOI | Chang Hung-Lun (Fred) | *** See Remarks | F | Common Stock, $.001 par value | 1906 | $15.81 | 210,399.0000 | 0 | 0.90% | 0.00% |
| Jan. 22, 2024 | APPLIED OPTOELECTRONICS, INC. | $AAOI | Chang Hung-Lun (Fred) | *** See Remarks | F | Common Stock, $.001 par value | 2990 | $15.81 | 207,409.0000 | 0 | 1.42% | 0.00% |
| Jan. 22, 2024 | APPLIED OPTOELECTRONICS, INC. | $AAOI | Chang Hung-Lun (Fred) | *** See Remarks | F | Common Stock, $.001 par value | 1596 | $15.81 | 212,305.0000 | 0 | 0.75% | 0.00% |
| Jan. 22, 2024 | APPLIED OPTOELECTRONICS, INC. | $AAOI | Chang Hung-Lun (Fred) | *** See Remarks | F | Common Stock, $.001 par value | 1080 | $15.81 | 213,901.0000 | 0 | 0.50% | 0.00% |
| Jan. 22, 2024 | APPLIED OPTOELECTRONICS, INC. | $AAOI | Chang Hung-Lun (Fred) | *** See Remarks | F | Common Stock, $.001 par value | 1578 | $15.81 | 214,981.0000 | 0 | 0.73% | 0.00% |
| Jan. 5, 2024 | APPLIED OPTOELECTRONICS, INC. | $AAOI | Chang Hung-Lun (Fred) | *** See Remarks | M | Incentive Stock Option (Right to Buy) | 1100 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| Jan. 5, 2024 | APPLIED OPTOELECTRONICS, INC. | $AAOI | Chang Hung-Lun (Fred) | *** See Remarks | M | Common Stock, $.001 par value | 1100 | $13.84 | 217,481.0000 | 0 | 0.51% | 0.00% |
| Jan. 5, 2024 | APPLIED OPTOELECTRONICS, INC. | $AAOI | Chang Hung-Lun (Fred) | *** See Remarks | F | Common Stock, $.001 par value | 922 | $18.53 | 216,559.0000 | 0 | 0.42% | 0.00% |
| Oct. 23, 2023 | APPLIED OPTOELECTRONICS, INC. | $AAOI | Chang Hung-Lun (Fred) | *** See Remarks | F | Common Stock, $.001 par value | 1787 | $6.91 | 216,381.0000 | 0 | 0.82% | 0.00% |
| Oct. 23, 2023 | APPLIED OPTOELECTRONICS, INC. | $AAOI | Chang Hung-Lun (Fred) | *** See Remarks | F | Common Stock, $.001 par value | 1140 | $6.91 | 218,168.0000 | 0 | 0.52% | 0.00% |
| Oct. 23, 2023 | APPLIED OPTOELECTRONICS, INC. | $AAOI | Chang Hung-Lun (Fred) | *** See Remarks | F | Common Stock, $.001 par value | 955 | $6.91 | 219,308.0000 | 0 | 0.43% | 0.00% |
| Oct. 23, 2023 | APPLIED OPTOELECTRONICS, INC. | $AAOI | Chang Hung-Lun (Fred) | *** See Remarks | F | Common Stock, $.001 par value | 647 | $6.91 | 220,263.0000 | 0 | 0.29% | 0.00% |
| Oct. 23, 2023 | APPLIED OPTOELECTRONICS, INC. | $AAOI | Chang Hung-Lun (Fred) | *** See Remarks | F | Common Stock, $.001 par value | 944 | $6.91 | 220,910.0000 | 0 | 0.43% | 0.00% |
| Aug. 10, 2023 | APPLIED OPTOELECTRONICS, INC. | $AAOI | Chang Hung-Lun (Fred) | *** See Remarks | S | Common Stock, $.001 par value | 13637 | $14.08 | 221,854.0000 | 0 | 5.79% | 0.00% |
| Aug. 8, 2023 | APPLIED OPTOELECTRONICS, INC. | $AAOI | Chang Hung-Lun (Fred) | *** See Remarks | S | Common Stock, $.001 par value | 32346 | $12.07 | 235,491.0000 | 0 | 12.08% | 0.00% |
| July 25, 2023 | APPLIED OPTOELECTRONICS, INC. | $AAOI | Chang Hung-Lun (Fred) | *** See Remarks | F | Common Stock, $.001 par value | 2374 | $2.14 | 267,837.0000 | 0 | 0.88% | 0.00% |
| July 24, 2023 | APPLIED OPTOELECTRONICS, INC. | $AAOI | Chang Hung-Lun (Fred) | *** See Remarks | F | Common Stock, $.001 par value | 1251 | $7.91 | 276,213.0000 | 0 | 0.45% | 0.00% |
| July 24, 2023 | APPLIED OPTOELECTRONICS, INC. | $AAOI | Chang Hung-Lun (Fred) | *** See Remarks | F | Common Stock, $.001 par value | 856 | $7.91 | 275,357.0000 | 0 | 0.31% | 0.00% |
| July 24, 2023 | APPLIED OPTOELECTRONICS, INC. | $AAOI | Chang Hung-Lun (Fred) | *** See Remarks | F | Common Stock, $.001 par value | 1266 | $7.91 | 274,091.0000 | 0 | 0.46% | 0.00% |
| July 24, 2023 | APPLIED OPTOELECTRONICS, INC. | $AAOI | Chang Hung-Lun (Fred) | *** See Remarks | F | Common Stock, $.001 par value | 1511 | $7.91 | 272,580.0000 | 0 | 0.55% | 0.00% |
| July 24, 2023 | APPLIED OPTOELECTRONICS, INC. | $AAOI | Chang Hung-Lun (Fred) | *** See Remarks | F | Common Stock, $.001 par value | 2369 | $7.91 | 270,211.0000 | 0 | 0.87% | 0.00% |
| June 26, 2023 | APPLIED OPTOELECTRONICS, INC. | $AAOI | Chang Hung-Lun (Fred) | *** See Remarks | A | Common Stock, $.001 par value | 112099 | $0.00 | 277,464.0000 | 0 | 67.79% | 0.00% |
| April 24, 2023 | APPLIED OPTOELECTRONICS, INC. | $AAOI | Chang Hung-Lun (Fred) | *** See Remarks | F | Common Stock, $.001 par value | 966 | $2.14 | 168,490.0000 | 0 | 0.57% | 0.00% |
| April 24, 2023 | APPLIED OPTOELECTRONICS, INC. | $AAOI | Chang Hung-Lun (Fred) | *** See Remarks | F | Common Stock, $.001 par value | 1425 | $2.14 | 167,065.0000 | 0 | 0.85% | 0.00% |
| April 24, 2023 | APPLIED OPTOELECTRONICS, INC. | $AAOI | Chang Hung-Lun (Fred) | *** See Remarks | F | Common Stock, $.001 par value | 1700 | $2.14 | 165,365.0000 | 0 | 1.02% | 0.00% |
| April 24, 2023 | APPLIED OPTOELECTRONICS, INC. | $AAOI | Chang Hung-Lun (Fred) | *** See Remarks | F | Common Stock, $.001 par value | 1408 | $2.14 | 169,456.0000 | 0 | 0.82% | 0.00% |
| Jan. 23, 2023 | APPLIED OPTOELECTRONICS, INC. | $AAOI | Chang Hung-Lun (Fred) | *** See Remarks | F | Common Stock, $.001 par value | 958 | $2.21 | 173,645.0000 | 0 | 0.55% | 0.00% |
| Jan. 23, 2023 | APPLIED OPTOELECTRONICS, INC. | $AAOI | Chang Hung-Lun (Fred) | *** See Remarks | F | Common Stock, $.001 par value | 969 | $2.21 | 172,019.0000 | 0 | 0.56% | 0.00% |
| Jan. 23, 2023 | APPLIED OPTOELECTRONICS, INC. | $AAOI | Chang Hung-Lun (Fred) | *** See Remarks | F | Common Stock, $.001 par value | 1155 | $2.21 | 170,864.0000 | 0 | 0.67% | 0.00% |
| Jan. 23, 2023 | APPLIED OPTOELECTRONICS, INC. | $AAOI | Chang Hung-Lun (Fred) | *** See Remarks | F | Common Stock, $.001 par value | 239 | $2.21 | 174,603.0000 | 0 | 0.14% | 0.00% |
| Jan. 23, 2023 | APPLIED OPTOELECTRONICS, INC. | $AAOI | Chang Hung-Lun (Fred) | *** See Remarks | F | Common Stock, $.001 par value | 657 | $2.21 | 172,988.0000 | 0 | 0.38% | 0.00% |