Loading
Total declarations
Company
▲ Purchases (0 ops.)
▼ Sales (16 ops.)
Latest filing published 10 Sept 2026 for Applied Optoelectronics, INC., €3.0M. Read the official filing
Filing timeline
BuySaleHung-Lun (Fred) Chang
Insider track record
Disclosed buys
0
Disclosed sells
16
Not enough buy signals with a settled T+90 horizon to measure a track record yet.
Signal history
Hung-Lun (Fred) Chang: trading record in brief
This profile gathers the share dealings of Hung-Lun (Fred) Chang in Applied Optoelectronics, Inc. Between 1 February 2016 and 8 September 2026, the trades on record add up to 66 filings.
No open-market purchase appears, only 16 sales worth €14.5M. The totals do not cover 3 filings with an undisclosed amount. The rest of the record consists of 49 share grants and 1 option exercise. 2026 to date brings no purchases and 6 sales.
On 10 September 2026 came the latest disclosure, an open-market sale for €3.0M in Applied Optoelectronics, Inc. Typically, a trade is published a median of 2 days after it takes place. The legal deadline for a Form 4 is two business days after the transaction. Selling is not necessarily a view on the stock: liquidity needs and diversification are common motives. This summary is built from SEC (Form 4) disclosures alone and does not predict where the share price will go.
Companies and markets linked to Hung-Lun (Fred) Chang
Open company profiles for insider transactions, fundamentals and analyst consensus when available.
Declarations66 total
32,172 shares@ US$110.21Common Stock, $.001 par valueSEC:0001683168-26-007059:0
613 shares@ US$119.260.0008% mcap0.2% of flowCommon Stock, $.001 par valueSEC:0001683168-26-005738:1
2,674 shares@ US$119.260.0033% mcap0.9% of flowCommon Stock, $.001 par valueSEC:0001683168-26-005738:0
773 shares@ US$119.260.0010% mcap0.3% of flowCommon Stock, $.001 par valueSEC:0001683168-26-005738:2
616 shares@ US$119.260.0008% mcap0.2% of flowCommon Stock, $.001 par valueSEC:0001683168-26-005738:3
40,329 sharesCommon Stock, $.001 par valueSEC:0001683168-26-004979:0
27,297 sharesCommon Stock, $.001 par valueSEC:0001683168-26-004878:0
34,000 sharesCommon Stock, $.001 par valueSEC:0001683168-26-004878:1
4,000 shares@ US$200.070.0062% mcap5.2% of flowCommon Stock, $.001 par valueSEC:0001683168-26-004625:0
27,297 shares@ US$190.360.051% mcap35.5% of flowCommon Stock, $.001 par valueSEC:0001683168-26-004132:1
33,630 shares@ US$173.260.057% mcap39.8% of flowCommon Stock, $.001 par valueSEC:0001683168-26-004132:2
224,199 shares0Common Stock, $.001 par valueSEC:0001683168-26-004132:0
2,940 shares@ US$150.570.0044% mcap2.7% of flowCommon Stock, $.001 par valueSEC:0001683168-26-003186:0
673 shares@ US$150.570.0010% mcap0.6% of flowCommon Stock, $.001 par valueSEC:0001683168-26-003186:1
850 shares@ US$150.570.0013% mcap0.8% of flowCommon Stock, $.001 par valueSEC:0001683168-26-003186:2
677 shares@ US$150.570.0010% mcap0.6% of flowCommon Stock, $.001 par valueSEC:0001683168-26-003186:3
36,400 shares@ US$100.24518.6% of flowCommon Stock, $.001 par valueSEC:0001683168-26-001979:0
25,799 shares0Common Stock, $.001 par valueSEC:0001683168-26-000922:0
1,874 shares@ US$38.380.4% of flowCommon Stock, $.001 par valueSEC:0001683168-26-000531:0
1,705 shares@ US$33.400.3% of flowCommon Stock, $.001 par valueSEC:0001683168-25-007765:0
15,784 shares@ US$22.70091.7% of flowCommon Stock, $.001 par valueSEC:0001683168-25-006188:0
966 shares@ US$28.230.2% of flowCommon Stock, $.001 par valueSEC:0001683168-25-005362:0
23,837 shares@ US$19.05773.2% of flowCommon Stock, $.001 par valueSEC:0001683168-25-003573:0
54,516 shares@ US$14.765.7% of flowCommon Stock, $.001 par valueSEC:0001683168-25-003499:1
142,857 shares0Common Stock, $.001 par valueSEC:0001683168-25-003499:0
25 of 66 declarations
