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Who

John Alexander Young

CFO

Company insider

Files Form 4 as: CFO, Ambarella.

In numbers

Trades disclosed
47
Buys
0
Sells
18
Bought
$0
Sold
$4.0M
Companies
1
Companies where not an officer
0
First trade
29 Feb 2024
Last trade
18 Sep 2026
Last filed
21 Sep 2026

Companies traded

Where they are an officer
AMBA AmbarellaOfficer · Semiconductors · last 18 Sep 20260 buys · 18 sells

Activity over time

1 Nov 2024 – 1 Oct 2026
20Nov 24May 25Nov 25Apr 26Oct 26

Buys above the line, sells below, each month.

Every trade

TradedCompanyWhatAmount
18 Sep 2026filed 21 Sep 2026AMBA AmbarellaSemiconductorsSEC FORM 4 Sold$128K1,896 at $67.28filing
18 Sep 2026filed 21 Sep 2026AMBA AmbarellaSemiconductorsSEC FORM 4 Sold$128K1,896 at $67.28filing
17 Sep 2026filed 18 Sep 2026AMBA AmbarellaSemiconductorsSEC FORM 4 Sold$203K3,126 at $64.83filing
17 Sep 2026filed 18 Sep 2026AMBA AmbarellaSemiconductorsSEC FORM 4 Sold$203K3,126 at $64.83filing
17 Jun 2026filed 18 Jun 2026AMBA AmbarellaSemiconductorsSEC FORM 4 Sold$216K3,186 at $67.87filing
17 Jun 2026filed 18 Jun 2026AMBA AmbarellaSemiconductorsSEC FORM 4 Sold$124K1,847 at $66.98filing
17 Jun 2026filed 18 Jun 2026AMBA AmbarellaSemiconductorsSEC FORM 4 Sold$216K3,186 at $67.87filing
17 Jun 2026filed 18 Jun 2026AMBA AmbarellaSemiconductorsSEC FORM 4 Sold$124K1,847 at $66.98filing
26 May 2026filed 28 May 2026AMBA AmbarellaSemiconductorsSEC FORM 4 Code M$22K400 at $55.80filing
26 May 2026filed 28 May 2026AMBA AmbarellaSemiconductorsSEC FORM 4 Sold$38K400 at $96.00filing
26 May 2026filed 28 May 2026AMBA Ambarellaoption or derivative · SemiconductorsSEC FORM 4 Code M—400 at $0.00filing
26 May 2026filed 28 May 2026AMBA Ambarellaoption or derivative · SemiconductorsSEC FORM 4 Code M—400 at $0.00filing
26 May 2026filed 28 May 2026AMBA AmbarellaSemiconductorsSEC FORM 4 Code M$22K400 at $55.80filing
26 May 2026filed 28 May 2026AMBA AmbarellaSemiconductorsSEC FORM 4 Sold$38K400 at $96.00filing
21 Apr 2026filed 22 Apr 2026AMBA AmbarellaSemiconductorsSEC FORM 4 Sold$118K1,971 at $60.00filing
21 Apr 2026filed 22 Apr 2026AMBA AmbarellaSemiconductorsSEC FORM 4 Sold$118K1,971 at $60.00filing
19 Mar 2026filed 19 Mar 2026AMBA AmbarellaSemiconductorsSEC FORM 4 Sold$164K3,038 at $54.14filing
19 Mar 2026filed 19 Mar 2026AMBA AmbarellaSemiconductorsSEC FORM 4 Sold$164K3,038 at $54.14filing
18 Mar 2026filed 19 Mar 2026AMBA AmbarellaSemiconductorsSEC FORM 4 Code A—5,560 at $0.00filing
18 Mar 2026filed 19 Mar 2026AMBA AmbarellaSemiconductorsSEC FORM 4 Code A—5,560 at $0.00filing

News

No headline names them, or the companies they trade most, lately.

Sectors

Technology18

Buys in green, sells in red, by the company’s sector.

Related people

Christopher B. PaisleyDirector · Director at Ambarella, filing Form 4 there in the last year
Chi-Hong JuSenior VP, Systems & GM · Senior VP, Systems & GM at Ambarella, filing Form 4 there in the last year
Feng-Ming WangCEO · CEO at Ambarella, filing Form 4 there in the last year
Chan W. LeeChief Operations Officer · Chief Operations Officer at Ambarella, filing Form 4 there in the last year
Elizabeth M. SchwartingDirector · Director at Ambarella, filing Form 4 there in the last year