— Know what they know.
Not Investment Advice

AMBQ NYSE

Ambiq Micro, Inc.
1W: +4.5% 1M: +116.1% 3M: +157.5% YTD: +152.3%
$81.67
+5.11 (+6.67%)
 
Weekly Expected Move ±24.6%
$36 $53 $70 $88 $105
NYSE · Technology · Semiconductors · Alpha Radar Strong Buy · Power 70 · $1.7B mcap · 17M float · 3.05% daily turnover · Short 37% of daily vol

🏦 Institutional Activity

Latest: Q1 2026
107
Institutions Holding
+18 vs prior
12.3%
Ownership
+4.57%
33 New
42 Increased
27 Reduced
21 Closed

👔 Insider Trades

24 records
Date Name Title Type Shares Price Value Filing
2026-05-15 Chen Sean Chihhsiang officer: president and coo S-Sale 23,334 $71.37 $1.7M Filing
2026-05-15 Chen Sean Chihhsiang officer: president and coo S-Sale 32,351 $70.53 $2.3M Filing
2026-05-15 Esaka Fumihide officer: chief executive officer M-Option Exercise 14,537 $12.60 $183K Filing
2026-05-14 Winzeler Jeffrey G officer: chief financial officer S-Sale 82 $70.65 $6K Filing
2026-05-14 Winzeler Jeffrey G officer: chief financial officer S-Sale 25,918 $69.90 $1.8M Filing
2026-05-14 Hanson Scott McLean officer: chief technology officer S-Sale 200 $70.50 $14K Filing
2026-05-14 Hanson Scott McLean officer: chief technology officer S-Sale 6,100 $69.59 $425K Filing
2026-05-14 Hanson Scott McLean officer: chief technology officer S-Sale 3,900 $68.62 $268K Filing
2026-05-14 Esaka Fumihide officer: chief executive officer S-Sale 60,000 $70.02 $4.2M Filing
2026-01-26 Hanson Scott McLean officer: chief technology officer S-Sale 10,000 $31.00 $310K Filing
2026-01-26 TAUTGES JOSEPH A director S-Sale 7,800 $31.00 $242K Filing
2026-01-05 Connors Michele Kim officer: general counsel A-Grant/Award 5,483 $— $0 Filing
2026-01-05 Connors Michele Kim officer: general counsel A-Grant/Award 23,759 $— $0 Filing
2025-10-02 Chen Sean Chihhsiang officer: president and coo A-Grant/Award 56,029 $— $0 Filing
2025-10-02 Esaka Fumihide officer: chief executive officer A-Grant/Award 159,907 $— $0 Filing
2025-10-02 Hanson Scott McLean officer: chief financial officer A-Grant/Award 83,819 $— $0 Filing
2025-10-02 Winzeler Jeffrey G officer: chief financial officer A-Grant/Award 52,667 $— $0 Filing
2025-07-31 Kleiner Perkins Caufield & Byers XVI, LLC 10% owner C-Conversion 194,618 $— $0 Filing
2025-07-31 KPCB XVI Associates, LLC 10% owner C-Conversion 194,618 $— $0 Filing
2025-07-31 Kleiner Perkins Caufield & Byers XVI, LLC 10% owner C-Conversion 23,294 $— $0 Filing
2025-07-31 KPCB XVI Associates, LLC 10% owner C-Conversion 23,294 $— $0 Filing
2025-07-29 Chen Timothy director A-Grant/Award 47,618 $— $0 Filing
2025-07-29 ZHANG KER director A-Grant/Award 23,809 $— $0 Filing
2025-07-29 TAUTGES JOSEPH A director A-Grant/Award 56,546 $— $0 Filing

🏛️ Congressional Trades

0 records
Date Politician Chamber Type Amount Filing
No congressional trades found

🏦 Top Institutional Holders

20 holders
Holder Shares Value Date Reported Filing
BlackRock, Inc. 1,013,161 $26M +705,265 2026-03-31 Filing
Atreides Management, LP 862,175 $22M +165,755 2026-03-31 Filing
VANGUARD CAPITAL MANAGEMENT LLC 707,404 $18M +707,404 2026-03-31 Filing
Schonfeld Strategic Advisors LLC 656,552 $17M +434,742 2026-03-31 Filing
FRANKLIN RESOURCES INC 542,216 $14M +234,329 2026-03-31 Filing
GOLDMAN SACHS GROUP INC 413,426 $11M +281,314 2026-03-31 Filing
Driehaus Capital Management LLC 380,768 $10M +380,768 2026-03-31 Filing
GEODE CAPITAL MANAGEMENT, LLC 297,548 $8M +193,364 2026-03-31 Filing
SILVERCREST ASSET MANAGEMENT GROUP LLC 282,373 $7M +93,683 2026-03-31 Filing
First Eagle Investment Management, LLC 279,073 $7M +89,350 2026-03-31 Filing
STATE STREET CORP 260,227 $7M +175,720 2026-03-31 Filing
WASATCH ADVISORS LP 254,303 $6M +36,791 2026-03-31 Filing
Polar Asset Management Partners Inc. 201,335 $5M +175,247 2026-03-31 Filing
S SQUARED TECHNOLOGY, LLC 192,773 $5M +192,773 2026-03-31 Filing
UBS Group AG 165,837 $4M +130,048 2026-03-31 Filing
VANGUARD PORTFOLIO MANAGEMENT LLC 158,901 $4M +158,901 2026-03-31 Filing
SUMMIT PARTNERS PUBLIC ASSET MANAGEMENT, 155,597 $4M +32,000 2026-03-31 Filing
SOFTBANK GROUP CORP. 148,939 $4M 2026-03-31 Filing
Roubaix Capital, LLC 125,821 $3M +125,821 2026-03-31 Filing
NORTHERN TRUST CORP 110,847 $3M +90,563 2026-03-31 Filing

Sign in to InsiderStreet

You'll also get our free weekly newsletter with
smart money signals, market insights, and alpha ideas.
Unsubscribe anytime.

For informational purposes only. Not investment advice. Data sourced from SEC filings. Privacy Terms