Feng-Ming Wang sold $356K of Ambarella (AMBA)

Executed Dec 17 2025, disclosed Dec 19 2025, 2 days later.

Value, as filed

$356K

4,950 sh × $71.82

Executed

Dec 17 2025

the trade date, as filed

Disclosed

Dec 19 2025

2 days after the trade

Return, 21 sessionsiFrom the disclosed entry session; derived

–

purchases only

Returns are measured on stock purchases only.

The filer

Feng-Ming Wang CEO profile →

Feng-Ming Wang (CEO) filed 7 Form 4 reports in the trailing twelve months (0 purchases, 7 sales), most often in Ambarella, Inc. (AMBA). The largest single filing was $3.0M of AMBA (49,000 sh across 4 lots, as filed), executed Mar 2.

The name

AMBA

Ambarella, Inc. AMBA · Technology · 49 filings in 24 months ticker →

Technology · Ambarella, Inc. develops low-power system-on-a-chip, semiconductors, and software for edge and physical artificial intelligence, applicatio…

More Technology filings→ Insider filings, newest first→ View the original filing at www.sec.gov→

Other filings by Feng-Ming Wang in AMBA

AMBASALE Ambarella, Inc. $395K
6,086 sh × $64.83
Exec Sep 17
Filed Sep 18 · 4:51 PM ET AMBASALE Ambarella, Inc. $1.5M
16,250 sh × $90.08
Exec Jul 1
Filed Jul 2 · 4:57 PM ET AMBASALE Ambarella, Inc. $421K
6,204 sh × $67.87
Exec Jun 17
Filed Jun 18 · 5:30 PM ET AMBASALE Ambarella, Inc. $3.0M
32,500 sh across 3 lots
Exec May 26
Filed May 28 · 5:30 PM ET AMBASALE Ambarella, Inc. $1.4M
27,059 sh across 2 lots
Exec Mar 17
Filed Mar 19 · 5:30 PM ET AMBASALE Ambarella, Inc. $3.0M
49,000 sh across 4 lots
Exec Mar 2
Filed Mar 4 · 5:30 PM ET AMBASALE Ambarella, Inc. $391K
4,928 sh × $79.43
Exec Sep 17 2025
Filed Sep 19 2025 · 5:30 PM ET AMBASALE Ambarella, Inc. $244K
4,677 sh × $52.26
Exec Jun 17 2025
Filed Jun 20 2025 · 5:30 PM ET