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Total declarations
Company
▲ Purchases (0 ops.)
▼ Sales (4 ops.)
Latest filing published 11 Sept 2026 for ALPHA & OMEGA SEMICONDUCTOR Ltd. Read the official filing
Filing timeline
BuySaleStephen Chunping Chang
Insider track record
Disclosed buys
0
Disclosed sells
4
Not enough buy signals with a settled T+90 horizon to measure a track record yet.
Signal history
Stephen Chunping Chang: trading record in brief
Stephen Chunping Chang is a declared insider of ALPHA & OMEGA SEMICONDUCTOR Ltd (chief executive), with filings sourced from SEC (Form 4). In total, 20 filings cover trades dated from 18 March 2021 to 24 August 2026.
Sales make up the whole of the open-market record (4 sales, €587k). The rest of the record consists of 11 share grants. So far in 2026, the count stands at no purchases and 4 sales.
On 11 September 2026 came the latest disclosure, a transaction in ALPHA & OMEGA SEMICONDUCTOR Ltd. Filings reach the SEC (Form 4) feed a median of 2 days after the trade. Section 16 rules allow two business days to file each Form 4. Selling is not necessarily a view on the stock: liquidity needs and diversification are common motives. Every figure here comes from the filings published by SEC (Form 4) and describes the past, not future prices; it is not investment advice.
Companies and markets linked to Stephen Chunping Chang
Open company profiles for insider transactions, fundamentals and analyst consensus when available.
Declarations20 total
100,947 shares0Common ShareSEC:0001628280-26-061540:0
2,000 shares0Common ShareSEC:0001628280-26-038057:0
9,911 shares@ US$34.900.040% mcap16.6% of flowCommon ShareSEC:0001628280-26-025993:2
1,492 shares@ US$32.900.0057% mcap2.4% of flowCommon ShareSEC:0001628280-26-025993:0
3,481 shares@ US$33.900.014% mcap5.7% of flowCommon ShareSEC:0001628280-26-025993:1
5,594 shares@ US$31.900.021% mcap8.5% of flowCommon ShareSEC:0001628280-26-025500:0
67,500 shares0Common ShareSEC:0001722000-26-000003:0
12,002 shares@ US$20.6610.7% of flowCommon ShareSEC:0001387467-26-000002:0
2,100 shares0Common ShareSEC:0001628280-25-041884:0
19,996 shares@ US$27.6142.9% of flowCommon ShareSEC:0001387467-25-000032:1
11,013 shares@ US$27.6123.6% of flowCommon ShareSEC:0001387467-25-000032:2
67,500 shares0Common ShareSEC:0001387467-25-000032:0
57,500 shares0Common ShareSEC:0001387467-25-000032:3
11,224 shares@ US$36.5433.5% of flowCommon ShareSEC:0001387467-25-000010:0
2,000 shares0Common ShareSEC:0001387467-24-000110:0
57,500 shares0Common ShareSEC:0001387467-24-000040:0
90,000 shares0Common ShareSEC:0001387467-24-000012:0
57,500 shares0Common ShareSEC:0001387467-23-000028:0
25,000 shares0Common ShareSEC:0001387467-22-000030:0
1,000 shares0Common ShareSEC:0001387467-21-000050:0
20 of 20 declarations
