Ambarella

AMBA13F as of Jun 30, 2026 · next update ~Nov 14

Limited coverage

Only 1 fund we track owns this stock, so quarterly sentiment and aggregates may be sparse.

Who's buying AMBA

Top funds mostly added to Ambarella in Q2 (Apr⁠–⁠Jun)

Buying:

Funds1InsidersCongress

Top funds
1 of 1 bought more, 0 sold some. Largest: Mairs & Power, $10.8M (0% of its portfolio).
Insiders
No buys, 32 sales in 12 months.
Congress
No trades disclosed in the last 12 months.

1 fund$10.8M held0.1% avg. weightQ2: 1 bought / 0 sold

13F reports are a snapshot as of Jun 30, 2026; funds may have traded since. Insiders often sell for personal reasons (taxes, diversification, planned sales).

Share price · market data, not from 13F reports

Q2 2026

Insider trades (Form 4)

Last 2 years · 77 filings

Date	Insider	Type	Shares	Price	Value
Sep 25, 2026	Christopher B Paisley Director	Sold	250	$70.76	$18K
Sep 18, 2026	John Alexander Young CFO	Sold	1,896	$67.28	$128K
Sep 17, 2026	Feng-ming Wang CEO	Sold	6,086	$64.83	$395K
Sep 17, 2026	Chi-hong JU VP	Sold	2,009	$64.83	$130K
Sep 17, 2026	Chan W Lee	Sold	2,893	$64.83	$188K
Sep 17, 2026	John Alexander Young CFO	Sold	3,126	$64.83	$203K
Jul 9, 2026	Yun-lung Chen VP	Sold	5,958	$78.66	$469K
Jul 1, 2026	Chi-hong JU VP	Sold	10,000	$88.84	$888K
Jul 1, 2026	Feng-ming Wang CEO	Sold	16,250	$90.08	$1.46M
Jun 26, 2026	Christopher B Paisley Director	Sold	250	$62.01	$16K
Jun 17, 2026	John Alexander Young CFO	Sold	5,033	$67.54	$340K
Jun 17, 2026	Chan W Lee	Sold	2,951	$67.87	$200K
Jun 17, 2026	Chi-hong JU VP	Sold	2,017	$67.87	$137K
Jun 17, 2026	Feng-ming Wang CEO	Sold	6,204	$67.87	$421K
Jun 12, 2026	Yun-lung Chen VP	Sold	9,856	$67.06	$661K
May 26, 2026	John Alexander Young CFO	Sold	400	$96.00	$38K
May 26, 2026	Feng-ming Wang CEO	Sold	32,500	$91.01	$2.96M
Apr 21, 2026	John Alexander Young CFO	Sold	1,971	$60.00	$118K
Mar 17, 2026	John Alexander Young CFO	Sold	7,615	$53.32	$406K
Mar 17, 2026	Chan W Lee	Sold	10,370	$53.25	$552K
Mar 17, 2026	Chi-hong JU VP	Sold	6,884	$53.20	$366K
Mar 17, 2026	Feng-ming Wang CEO	Sold	27,059	$53.18	$1.44M
Mar 2, 2026	Feng-ming Wang CEO	Sold	50,000	$60.80	$3.04M
Dec 30, 2025	Chi-hong JU VP	Sold	7,945	$70.25	$558K
Jan 5, 2026	Chi-hong JU VP	Sold	7,728	$75.58	$584K
Dec 30, 2025	Chi-hong JU VP	Sold	3,765	$70.32	$265K
Dec 26, 2025	Christopher B Paisley Director	Sold	500	$72.18	$36K
Dec 17, 2025	John Alexander Young CFO	Sold	6,370	$72.50	$462K
Dec 17, 2025	Chan W Lee	Sold	2,406	$71.82	$173K
Dec 17, 2025	Chi-hong JU VP	Sold	1,342	$71.82	$96K
Dec 17, 2025	Feng-ming Wang CEO	Sold	4,950	$71.82	$356K
Dec 16, 2025	Elizabeth M Schwarting Director	Sold	624	$72.38	$45K
Oct 13, 2025	Chi-hong JU VP	Sold	11,213	$81.11	$909K
Oct 6, 2025	Elizabeth M Schwarting Director	Sold	2,664	$85.38	$227K
Sep 17, 2025	John Alexander Young CFO	Sold	2,566	$79.43	$204K
Sep 17, 2025	Chan W Lee COO	Sold	1,947	$79.43	$155K
Sep 17, 2025	Leslie Kohn CTO	Sold	2,249	$79.43	$179K
Sep 17, 2025	Chi-hong JU VP	Sold	1,168	$79.43	$93K
Sep 17, 2025	Feng-ming Wang CEO	Sold	4,928	$79.43	$391K
Sep 10, 2025	Yun-lung Chen VP	Sold	8,492	$84.42	$717K
Jun 25, 2025	Christopher B Paisley Director	Sold	1,000	$62.58	$63K
Jun 17, 2025	John Alexander Young CFO	Sold	2,435	$52.26	$127K
Jun 17, 2025	Christopher Day VP	Sold	342	$52.26	$18K
Jun 17, 2025	Chan W Lee COO	Sold	1,601	$52.26	$84K
Jun 17, 2025	Leslie Kohn CTO	Sold	1,715	$52.26	$90K
Jun 17, 2025	Chi-hong JU VP	Sold	1,108	$52.26	$58K
Jun 17, 2025	Feng-ming Wang CEO	Sold	4,677	$52.26	$244K
Mar 25, 2025	Christopher B Paisley Director	Sold	500	$55.50	$28K
Mar 18, 2025	John Alexander Young CFO	Sold	2,103	$55.02	$116K
Mar 18, 2025	Christopher Day VP	Sold	479	$55.02	$26K
Mar 18, 2025	Chan W Lee COO	Sold	1,468	$55.02	$81K
Mar 18, 2025	Leslie Kohn CTO	Sold	1,584	$55.02	$87K
Mar 18, 2025	Chi-hong JU VP	Sold	1,034	$55.02	$57K
Mar 18, 2025	Feng-ming Wang CEO	Sold	3,194	$55.02	$176K
Mar 6, 2025	John Alexander Young CFO	Sold	2,663	$55.11	$147K
Mar 6, 2025	Christopher Day VP	Sold	834	$55.11	$46K
Mar 6, 2025	Chan W Lee COO	Sold	2,108	$55.11	$116K
Mar 6, 2025	Leslie Kohn CTO	Sold	2,316	$55.11	$128K
Mar 6, 2025	Chi-hong JU VP	Sold	1,859	$55.11	$102K
Mar 6, 2025	Feng-ming Wang CEO	Sold	4,104	$55.11	$226K
Jan 15, 2025	Chan W Lee COO	Sold	2,000	$76.56	$153K
Jan 10, 2025	Chan W Lee COO	Sold	3,000	$74.43	$223K
Jan 6, 2025	Chan W Lee COO	Sold	3,000	$77.12	$231K
Jan 3, 2025	Christopher Day VP	Sold	1,247	$78.10	$97K
Jan 2, 2025	Chan W Lee COO	Sold	2,000	$74.19	$148K
Dec 26, 2024	Christopher B Paisley Director	Sold	1,500	$73.80	$111K
Dec 18, 2024	Elizabeth M Schwarting Director	Sold	253	$71.55	$18K
Dec 18, 2024	Christopher Day VP	Sold	929	$75.40	$70K
Dec 16, 2024	John Alexander Young CFO	Sold	2,136	$75.41	$161K
Dec 16, 2024	Christopher Day VP	Sold	482	$75.41	$36K
Dec 16, 2024	Chan W Lee COO	Sold	1,488	$75.41	$112K
Dec 16, 2024	Leslie Kohn CTO	Sold	1,757	$75.41	$132K
Dec 16, 2024	Chi-hong JU VP	Sold	1,048	$75.41	$79K
Dec 16, 2024	Feng-ming Wang CEO	Sold	4,296	$75.41	$324K
Dec 13, 2024	Hsiao-wuen Hon Director	Sold	377	$74.15	$28K
Dec 9, 2024	Chi-hong JU VP	Sold	5,118	$75.71	$387K
Dec 2, 2024	Christopher Day VP	Sold	1,278	$71.61	$92K