Ambiq Micro

AMBQ13F 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 AMBQ

Top funds mostly trimmed Ambiq Micro in Q2 (Apr⁠–⁠Jun)

Buying:

FundsInsidersCongress

Top funds
0 of 1 bought more, 1 sold some. Largest: First Eagle Investment Management, $21.6M (0% of its portfolio).
Insiders
No buys, 25 sales in 12 months.
Congress
No trades disclosed in the last 12 months.

1 fund$21.6M held0.0% avg. weightQ2: 0 bought / 1 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 · 25 filings

Date	Insider	Type	Shares	Price	Value
Oct 15, 2026	Scott Mclean Hanson CTO	Sold	7,000	$51.00	$357K
Oct 15, 2026	Fumihide Esaka CEO	Sold	5,000	$51.00	$255K
Oct 14, 2026	Sean Chihhsiang Chen President & COO	Sold	15,000	$51.50	$772K
Oct 2, 2026	Jeffrey G Winzeler CFO	Sold	5,455	$69.60	$380K
Oct 2, 2026	Fumihide Esaka CEO	Sold	16,560	$69.60	$1.15M
Oct 2, 2026	Scott Mclean Hanson CTO	Sold	8,680	$69.60	$604K
Oct 2, 2026	Sean Chihhsiang Chen President & COO	Sold	14,007	$67.95	$952K
Sep 15, 2026	Scott Mclean Hanson CTO	Sold	7,000	$60.28	$422K
Sep 11, 2026	Ker Zhang Director	Sold	10,000	$63.44	$634K
Sep 14, 2026	Sean Chihhsiang Chen President & COO	Sold	15,000	$60.14	$902K
Sep 11, 2026	Fumihide Esaka CEO	Sold	63,500	$62.70	$3.98M
Sep 4, 2026	Sean Chihhsiang Chen President & COO	Sold	15,000	$57.17	$858K
Sep 4, 2026	Ker Zhang Director	Sold	185	$56.92	$11K
Aug 31, 2026	Fumihide Esaka CEO	Sold	108,500	$56.89	$6.17M
Aug 26, 2026	Scott Mclean Hanson CTO	Sold	55,000	$59.69	$3.28M
Aug 14, 2026	Scott Mclean Hanson CTO	Sold	7,000	$64.38	$451K
Aug 14, 2026	Fumihide Esaka CEO	Sold	13,500	$64.39	$869K
May 27, 2026	Timothy Chen Director	Sold	70,592	$79.79	$5.63M
May 14, 2026	Jeffrey G Winzeler CFO	Sold	26,000	$69.90	$1.82M
May 14, 2026	Scott Mclean Hanson CTO	Sold	10,200	$69.24	$706K
May 15, 2026	Sean Chihhsiang Chen President & COO	Sold	55,685	$70.89	$3.95M
May 14, 2026	Fumihide Esaka CEO	Sold	60,000	$70.02	$4.20M
Apr 2, 2026	Michele Kim Connors	Sold	811	$26.15	$21K
Jan 26, 2026	Joseph A Tautges Director	Sold	7,800	$31.00	$242K
Jan 26, 2026	Scott Mclean Hanson CTO	Sold	10,000	$31.00	$310K