Chang Hung-Lun (Fred) (CIK 0001587462)

Latest company ownership

Shares held
250,557
Last filed at
Oct 24, 2025
Confidence Score
37.7
2025Q4
Confidence Score History
2016Q1 2025Q4

Recent buy/sell transactions

Exec date Filing date Company Role Signal Confidence Shares % of shares Under plan? Amount (USD)
Oct 22, 2025 Oct 24, 2025 APPLIED OPTOELECTRONICS, INC. Officer Sell 42.5 -5,769 -2.25% ✗ $192.7K
Aug 13, 2025 Aug 14, 2025 APPLIED OPTOELECTRONICS, INC. Officer Sell 20.0 -15,784 -5.80% ✗ $358.3K
Jul 22, 2025 Jul 24, 2025 APPLIED OPTOELECTRONICS, INC. Officer Sell 42.5 -6,732 -2.41% ✗ $190K
May 13, 2025 May 14, 2025 APPLIED OPTOELECTRONICS, INC. Officer Sell 20.0 -23,837 -7.88% ✗ $454.3K
May 9, 2025 May 13, 2025 APPLIED OPTOELECTRONICS, INC. Officer Sell 97.5 +88,341 41.22% ✗ $804.7K
Apr 30, 2025 May 2, 2025 APPLIED OPTOELECTRONICS, INC. Officer Sell 52.5 -774 -0.36% ✗ $7.8K
Apr 22, 2025 Apr 24, 2025 APPLIED OPTOELECTRONICS, INC. Officer Sell 42.5 -5,961 -2.70% ✗ $59.9K
Jan 22, 2025 Jan 23, 2025 APPLIED OPTOELECTRONICS, INC. Officer Sell 42.5 -7,616 -3.88% ✗ $229.6K
Nov 8, 2024 Dec 10, 2024 APPLIED OPTOELECTRONICS, INC. Officer Sell 20.0 -28,518 -12.69% ✗ $822K
Nov 20, 2024 Nov 22, 2024 APPLIED OPTOELECTRONICS, INC. Officer Sell 20.0 -20,323 -9.41% ✗ $616.8K
Nov 8, 2024 Nov 12, 2024 APPLIED OPTOELECTRONICS, INC. Officer Sell 26.3 -18,915 -8.06% ✓ $444.3K
Oct 22, 2024 Oct 24, 2024 APPLIED OPTOELECTRONICS, INC. Officer Sell 42.5 -7,232 -2.99% ✗ $133.9K
Jul 22, 2024 Jul 24, 2024 APPLIED OPTOELECTRONICS, INC. Officer Sell 42.5 -7,621 -3.05% ✗ $73.8K
Jun 13, 2024 Jun 17, 2024 APPLIED OPTOELECTRONICS, INC. Officer Sell 97.5 +24,841 11.05% ✗ $585.4K
May 23, 2024 May 28, 2024 APPLIED OPTOELECTRONICS, INC. Officer Sell 52.5 -686 -0.30% ✗ $8.3K
Apr 22, 2024 Apr 24, 2024 APPLIED OPTOELECTRONICS, INC. Officer Sell 42.5 -7,572 -3.65% ✗ $91.8K
Jan 22, 2024 Jan 24, 2024 APPLIED OPTOELECTRONICS, INC. Officer Sell 42.5 -9,150 -4.23% ✗ $144.7K
Jan 5, 2024 Jan 9, 2024 APPLIED OPTOELECTRONICS, INC. Officer Sell 51.3 -922 -0.42% ✗ $17.1K
Oct 23, 2023 Oct 25, 2023 APPLIED OPTOELECTRONICS, INC. Officer Sell 46.3 -5,473 -2.47% ✗ $37.8K
Aug 10, 2023 Aug 11, 2023 APPLIED OPTOELECTRONICS, INC. Officer Sell 22.5 -13,637 -5.79% ✗ $192K
Aug 8, 2023 Aug 10, 2023 APPLIED OPTOELECTRONICS, INC. Officer Sell 20.0 -32,346 -12.08% ✗ $390.3K
Jul 24, 2023 Jul 26, 2023 APPLIED OPTOELECTRONICS, INC. Officer Sell 42.5 -9,627 -3.47% ✗ $62.5K
Apr 24, 2023 Apr 26, 2023 APPLIED OPTOELECTRONICS, INC. Officer Sell 46.3 -5,499 -3.22% ✗ $11.8K
Jan 23, 2023 Jan 25, 2023 APPLIED OPTOELECTRONICS, INC. Officer Sell 47.5 -3,978 -2.28% ✗ $8.8K
Nov 10, 2022 Nov 14, 2022 APPLIED OPTOELECTRONICS, INC. Officer Sell 22.5 -50,490 -22.41% ✗ $108.5K
Oct 24, 2022 Oct 26, 2022 APPLIED OPTOELECTRONICS, INC. Officer Sell 46.3 -5,544 -2.40% ✗ $15.2K
Jul 22, 2022 Jul 26, 2022 APPLIED OPTOELECTRONICS, INC. Officer Sell 46.3 -6,992 -2.94% ✗ $14.5K
Apr 22, 2021 Apr 26, 2021 APPLIED OPTOELECTRONICS, INC. Officer Sell 46.3 -2,311 -2.65% ✗ $18.3K
Feb 16, 2021 Feb 18, 2021 APPLIED OPTOELECTRONICS, INC. Officer Sell 48.8 -1,080 -1.22% ✓ $13.2K
Jan 27, 2021 Jan 29, 2021 APPLIED OPTOELECTRONICS, INC. Officer Sell 32.5 -5,400 -5.77% ✓ $64.8K
Jan 22, 2021 Jan 26, 2021 APPLIED OPTOELECTRONICS, INC. Officer Sell 46.3 -3,293 -3.40% ✗ $34.5K
Oct 22, 2020 Oct 26, 2020 APPLIED OPTOELECTRONICS, INC. Officer Sell 46.3 -3,218 -3.22% ✗ $34.3K
Aug 17, 2020 Aug 19, 2020 APPLIED OPTOELECTRONICS, INC. Officer Sell 48.8 -1,080 -1.07% ✓ $14.4K
Jul 22, 2020 Jul 24, 2020 APPLIED OPTOELECTRONICS, INC. Officer Sell 46.3 -3,217 -3.08% ✗ $44.8K
Jul 20, 2020 Jul 22, 2020 APPLIED OPTOELECTRONICS, INC. Officer Sell 48.8 -1,080 -1.02% ✓ $13K
Jul 6, 2020 Jul 8, 2020 APPLIED OPTOELECTRONICS, INC. Officer Sell 32.5 -6,468 -5.78% ✓ $75.1K
Jun 8, 2020 Jun 10, 2020 APPLIED OPTOELECTRONICS, INC. Officer Sell 37.5 -5,000 -4.28% ✓ $50K
Apr 22, 2020 Apr 24, 2020 APPLIED OPTOELECTRONICS, INC. Officer Sell 46.3 -3,219 -2.68% ✗ $26.7K
Feb 5, 2020 Feb 7, 2020 APPLIED OPTOELECTRONICS, INC. Officer Sell 52.5 -526 -0.44% ✗ $6.5K
Jan 22, 2020 Jan 24, 2020 APPLIED OPTOELECTRONICS, INC. Officer Sell 46.3 -1,642 -2.60% ✗ $22.5K
Nov 5, 2019 Nov 7, 2019 APPLIED OPTOELECTRONICS, INC. Officer Sell 50.0 -466 -0.73% ✗ $4.9K
Oct 22, 2019 Oct 24, 2019 APPLIED OPTOELECTRONICS, INC. Officer Sell 46.3 -1,475 -2.26% ✗ $16K
Aug 5, 2019 Aug 7, 2019 APPLIED OPTOELECTRONICS, INC. Officer Sell 50.0 -466 -0.71% ✗ $4.6K
Jul 22, 2019 Jul 24, 2019 APPLIED OPTOELECTRONICS, INC. Officer Sell 46.3 -1,476 -2.20% ✗ $14.2K
May 6, 2019 May 8, 2019 APPLIED OPTOELECTRONICS, INC. Officer Sell 50.0 -466 -0.69% ✗ $5.9K
Apr 22, 2019 Apr 23, 2019 APPLIED OPTOELECTRONICS, INC. Officer Sell 46.3 -1,475 -2.14% ✗ $18.6K
Feb 5, 2019 Feb 7, 2019 APPLIED OPTOELECTRONICS, INC. Officer Sell 50.0 -532 -0.96% ✗ $9.5K
Jan 31, 2019 Feb 4, 2019 APPLIED OPTOELECTRONICS, INC. Officer Sell 52.5 -134 -0.24% ✗ $2.3K
Jan 22, 2019 Jan 24, 2019 APPLIED OPTOELECTRONICS, INC. Officer Sell 46.3 -1,301 -2.30% ✗ $21.6K
Nov 5, 2018 Nov 7, 2018 APPLIED OPTOELECTRONICS, INC. Officer Sell 50.0 -485 -0.85% ✗ $9.9K
Oct 31, 2018 Nov 2, 2018 APPLIED OPTOELECTRONICS, INC. Officer Sell 52.5 -122 -0.21% ✗ $2.4K
Oct 22, 2018 Oct 24, 2018 APPLIED OPTOELECTRONICS, INC. Officer Sell 46.3 -1,185 -2.03% ✗ $26K
Aug 6, 2018 Aug 8, 2018 APPLIED OPTOELECTRONICS, INC. Officer Sell 48.8 -484 -0.82% ✗ $19.1K
Jul 31, 2018 Aug 2, 2018 APPLIED OPTOELECTRONICS, INC. Officer Sell 52.5 -122 -0.21% ✗ $4.6K
Jul 23, 2018 Jul 25, 2018 APPLIED OPTOELECTRONICS, INC. Officer Sell 46.3 -1,184 -1.97% ✗ $49.5K
May 7, 2018 May 9, 2018 APPLIED OPTOELECTRONICS, INC. Officer Sell 48.8 -484 -0.80% ✗ $15.4K
May 1, 2018 May 3, 2018 APPLIED OPTOELECTRONICS, INC. Officer Sell 52.5 -122 -0.20% ✗ $3.9K
Apr 23, 2018 Apr 25, 2018 APPLIED OPTOELECTRONICS, INC. Officer Sell 46.3 -1,185 -1.91% ✗ $39.1K
Feb 5, 2018 Feb 7, 2018 APPLIED OPTOELECTRONICS, INC. Officer Sell 91.3 +22,459 56.87% ✗ $15.4K
Jan 31, 2018 Feb 2, 2018 APPLIED OPTOELECTRONICS, INC. Officer Sell 52.5 -111 -0.28% ✗ $3.6K
Jan 22, 2018 Jan 24, 2018 APPLIED OPTOELECTRONICS, INC. Officer Sell 46.3 -708 -1.76% ✗ $24.8K
Nov 6, 2017 Nov 8, 2017 APPLIED OPTOELECTRONICS, INC. Officer Sell 46.3 -475 -1.16% ✗ $18K
Oct 31, 2017 Nov 2, 2017 APPLIED OPTOELECTRONICS, INC. Officer Sell 52.5 -103 -0.25% ✗ $4.3K
Oct 23, 2017 Oct 25, 2017 APPLIED OPTOELECTRONICS, INC. Officer Sell 46.3 -642 -1.55% ✗ $26.6K
Aug 29, 2017 Aug 31, 2017 APPLIED OPTOELECTRONICS, INC. Officer Sell 20.0 -4,792 -10.34% ✗ $302.2K
Aug 7, 2017 Aug 8, 2017 APPLIED OPTOELECTRONICS, INC. Officer Sell 42.5 -1,023 -2.16% ✗ $66.1K
Jul 31, 2017 Jul 31, 2017 APPLIED OPTOELECTRONICS, INC. Officer Sell 48.8 -238 -0.50% ✗ $23K
Jul 24, 2017 Jul 24, 2017 APPLIED OPTOELECTRONICS, INC. Officer Sell 42.5 -1,322 -2.70% ✗ $118.9K
Jul 17, 2017 Jul 19, 2017 APPLIED OPTOELECTRONICS, INC. Officer Sell 42.5 -990 -1.03% ✗ $83.4K
Jun 15, 2017 Jun 19, 2017 APPLIED OPTOELECTRONICS, INC. Officer Sell 20.0 -10,000 -18.09% ✗ $601.1K
May 9, 2017 May 11, 2017 APPLIED OPTOELECTRONICS, INC. Officer Sell 20.0 -10,000 -18.09% ✗ $595K
Mar 7, 2017 Mar 9, 2017 APPLIED OPTOELECTRONICS, INC. Officer Sell 22.5 -3,000 -6.21% ✗ $163.5K
Feb 6, 2017 Feb 8, 2017 APPLIED OPTOELECTRONICS, INC. Officer Sell 46.3 -1,102 -5.41% ✗ $35K
Jan 31, 2017 Feb 2, 2017 APPLIED OPTOELECTRONICS, INC. Officer Sell 47.5 -237 -1.15% ✗ $7.3K
Nov 17, 2016 Nov 18, 2016 APPLIED OPTOELECTRONICS, INC. Officer Sell 20.0 -10,000 -32.65% ✗ $257.4K
Aug 1, 2016 Aug 9, 2016 APPLIED OPTOELECTRONICS, INC. Officer Sell 41.3 -948 -3.99% ✓ $13K
Mar 17, 2016 Mar 21, 2016 APPLIED OPTOELECTRONICS, INC. Officer Sell 26.3 -741 -3.03% ✗ $13K
Mar 14, 2016 Mar 16, 2016 APPLIED OPTOELECTRONICS, INC. Officer Sell 26.3 -2,759 -11.24% ✗ $48.4K
Feb 1, 2016 Feb 3, 2016 APPLIED OPTOELECTRONICS, INC. Officer Sell 33.8 -455 -9.10% ✓ $7.2K