InsidersTradesSigma
Total declarations
Company
▲ Purchases (0 ops.)
▼ Sales (16 ops.)
Insider track record
CEODisclosed buys
0
Disclosed sells
16
T+90 hit rate
50%
T+90 mean return
-6.9%
Across 10 buy signals with a settled T+90 return. Return basis: close on the day after publication.
Signal history
Browse the complete record of transactions filed by Wang Feng-Ming, Chief Executive Officer. Insider active across 1 company, notably Ambarella INC. In total, 41 filings have been logged. Breakdown: 0 buy · 16 sells. Total volume traded: €4.8m. History available since 19 July 2021. The latest transaction was disclosed on 26 May 2026 (Cession). Regulator: SEC (Form 4). All data is accessible without signup.
Declarations41 total
16,250 sharesOrdinary SharesSEC:0001280263-26-000052:0
6,204 sharesOrdinary SharesSEC:0001280263-26-000044:0
10,000 sharesOrdinary SharesSEC:0001280263-26-000044:1
17,285 shares@ US$90.37910.038% mcap14.7% of flowOrdinary SharesSEC:0001280263-26-000036:0
6,065 shares@ US$91.22940.013% mcap5.2% of flowOrdinary SharesSEC:0001280263-26-000036:1
9,150 shares@ US$92.04870.020% mcap7.9% of flowOrdinary SharesSEC:0001280263-26-000036:2
50,000 shares@ US$41.360.049% mcap39.9% of flowOrdinary SharesSEC:0001280263-26-000022
50,000 shares@ US$41.360.049% mcap39.9% of flowOrdinary SharesSEC:0001280263-26-000022:0
3,194 shares@ US$55.021.8% of flowOrdinary SharesSEC:0001280263-25-000018:0
39,120 shares0Ordinary SharesSEC:0001280263-25-000010:0
4,296 shares@ US$75.413.4% of flowOrdinary SharesSEC:0001280263-24-000059:0
40,000 shares0Ordinary SharesSEC:0001280263-24-000054:0
4,301 shares@ US$53.542.3% of flowOrdinary SharesSEC:0001280263-24-000045:0
4,382 shares@ US$38.921.7% of flowOrdinary SharesSEC:0001280263-24-000043:0
3,058 shares@ US$55.481.7% of flowOrdinary SharesSEC:0001280263-24-000026:0
2,173 shares@ US$49.271.1% of flowOrdinary SharesSEC:0001280263-24-000017:0
3,396 shares0Ordinary SharesSEC:0001280263-24-000010:0
45,929 shares0Ordinary SharesSEC:0001280263-24-000003:0
3,093 shares@ US$63.042.0% of flowOrdinary SharesSEC:0001280263-23-000066:0
3,019 shares@ US$57.303.5% of flowOrdinary SharesSEC:0001280263-23-000058:0
51,395 shares0Ordinary SharesSEC:0001280263-23-000042:0
3,039 shares@ US$84.802.6% of flowOrdinary SharesSEC:0001280263-23-000042:1
37,383 sharesOrdinary SharesSEC:0001280263-23-000018:0
7,300 sharesOrdinary SharesSEC:0001280263-22-000098:0
3,703 shares@ US$83.773.2% of flowOrdinary SharesSEC:0001280263-22-000098:1
25 of 41 declarations
About Wang Feng-Ming
Wang Feng-Ming is the Chief Executive Officer of AMBARELLA INC.
