2m 2m 2m 2m 2m 2m 2m
AMBIQ MICRO (AMBQ)
NYSE
$80.18-$8.38 (-9.46%)
Price as of Jun 23, 2026 6:00 PM EDT- $1.9BMarket Cap
- N/A1-Year Change
- SemiconductorsIndustry
AMBIQ MICRO (AMBQ)
$80.18-$8.38 (-9.46%)
Top Holders
Institutional
Mutual Funds
Holder | Ownership %
| Shares Held | Change (Shares, %) | Report Date |
|---|---|---|---|---|
T. ROWE PRICE INVESTMENT MANAGEMENT, INC. | 5.93% | 1.3M | +1.3M (+100.00%) | Mar 31, 2026 |
BLACKROCK, INC. | 4.74% | 1.0M | +705,265 (+69.61%) | Mar 31, 2026 |
ATREIDES MANAGEMENT, LP | 4.03% | 862,175 | +165,755 (+19.23%) | Mar 31, 2026 |
N/A | 3.31% | 707,404 | +707,404 (+100.00%) | Mar 31, 2026 |
ALLIANCEBERNSTEIN L.P. | 3.21% | 686,098 | +290,727 (+42.37%) | Mar 31, 2026 |
SCHONFELD STRATEGIC ADVISORS LLC | 3.07% | 656,552 | +434,742 (+66.22%) | Mar 31, 2026 |
FRANKLIN RESOURCES INC | 2.54% | 542,216 | +234,329 (+43.22%) | Mar 31, 2026 |
Holder | Ownership %
| Shares Held | Change (Shares, %) | Report Date |
|---|---|---|---|---|
VANGUARD INDEX FUNDS | 3.22% | 688,326 | +492,349 (+71.53%) | Mar 31, 2026 |
iSHARES TRUST | 2.95% | 630,940 | +459,399 (+72.81%) | Mar 31, 2026 |
TEMPLETON GLOBAL SMALLER COMPANIES FUND | 2.28% | 487,104 | +323,343 (+66.38%) | Feb 28, 2026 |
AB CAP FUND, INC. | 1.76% | 377,119 | +161,311 (+42.77%) | Jan 31, 2026 |
T. Rowe Price Small-Cap Value Fund, Inc. | 1.54% | 328,890 | +328,890 (+100.00%) | Mar 31, 2026 |
T. Rowe Price Small-Cap Stock Fund, Inc. | 1.47% | 313,429 | +313,429 (+100.00%) | Mar 31, 2026 |
WASATCH FUNDS TRUST | 1.18% | 251,831 | +56,846 (+22.57%) | Mar 31, 2026 |
Current Ownership Distribution
- Institutions20.0M (70.41%)
- Mutual Funds7.5M (26.50%)
- Insiders875,791 (3.09%)
- Other0 (0.00%)
Insider Transactions
- 3.09% (875,791)Current InsiderOwnership (%, shares)
- 0Number of InsiderBuying (last 12 months)
- $0.00Amount of InsiderBuying (last 12 months)
- 3Number of InsiderSelling (last 12 months)
- $7.9MAmount of InsiderSelling (last 12 months)
Insider Name & Title | Type | Date
| Transaction Value | Shares | Share Price | Shares After Transactions |
|---|---|---|---|---|---|---|
TAUTGES JOSEPH A | Award | Jun 08, 2026 | $0.00 | 4,957 | $0.00 | 53,703 |
ZHANG KER | Award | Jun 08, 2026 | $0.00 | 4,957 | $0.00 | 28,766 |
Banks Bernard Bennett | Award | Jun 08, 2026 | $0.00 | 4,957 | $0.00 | 4,957 |
HSIEH Wen Hsuan | Award | Jun 08, 2026 | $0.00 | 4,957 | $0.00 | 4,957 |
Connors Michele Kim General Counsel | Sell | Apr 02, 2026 | $17,185.41 | 660 | $26.04 | 60,705 |
Connors Michele Kim General Counsel | Sell | Apr 02, 2026 | $4,024.29 | 151 | $26.65 | 60,554 |
Chen Sean Chihhsiang President and COO | Award | Mar 06, 2026 | $0.00 | 64,246 | $0.00 | 120,275 |
Hanson Scott McLean Chief Technology Officer | Award | Mar 06, 2026 | $0.00 | 80,308 | $0.00 | 203,126 |
Winzeler Jeffrey G Chief Financial Officer | Award | Mar 06, 2026 | $0.00 | 41,728 | $0.00 | 94,395 |
TAUTGES JOSEPH A | Sell | Jan 26, 2026 | $241,800.00 | 7,800 | $31.00 | 48,746 |
Hanson Scott McLean Chief Technology Officer | Sell | Jan 26, 2026 | $310,000.00 | 10,000 | $31.00 | 122,818 |
Connors Michele Kim General Counsel | Award | Jan 05, 2026 | $0.00 | 23,759 | $0.00 | 23,759 |
Connors Michele Kim General Counsel | Award | Jan 05, 2026 | $0.00 | 5,483 | $0.00 | 29,242 |
Esaka Fumihide Chief Executive Officer | Exempt | Oct 07, 2025 | $0.00 | 53,660 | $0.00 | 0 |
Esaka Fumihide Chief Executive Officer | Exempt | Oct 07, 2025 | $315,520.80 | 53,660 | $5.88 | 230,573 |
Esaka Fumihide Chief Executive Officer | Award | Oct 02, 2025 | $0.00 | 159,907 | $0.00 | 176,913 |
Hanson Scott McLean Chief Financial Officer | Award | Oct 02, 2025 | $0.00 | 83,819 | $0.00 | 132,818 |
KPCB XVI Associates, LLC | Conversion | Jul 31, 2025 | $0.00 | 748,046 | $0.00 | 0 |
HSIEH Wen Hsuan | Conversion | Jul 31, 2025 | $0.00 | 394,989 | $0.00 | 0 |
KPCB XVI Associates, LLC | Conversion | Jul 31, 2025 | $0.00 | 98,958 | $0.00 | 0 |
HSIEH Wen Hsuan | Conversion | Jul 31, 2025 | $0.00 | 394,989 | $0.00 | 394,989 |
KPCB XVI Associates, LLC | Conversion | Jul 31, 2025 | $0.00 | 22,594 | $0.00 | 0 |
KPCB XVI Associates, LLC | Conversion | Jul 31, 2025 | $0.00 | 171,064 | $0.00 | 0 |
KPCB XVI Associates, LLC | Conversion | Jul 31, 2025 | $0.00 | 748,046 | $0.00 | 1.2M |
KPCB XVI Associates, LLC | Conversion | Jul 31, 2025 | $0.00 | 98,958 | $0.00 | 1.3M |
KPCB XVI Associates, LLC | Conversion | Jul 31, 2025 | $0.00 | 23,294 | $0.00 | 1.3M |
KPCB XVI Associates, LLC | Conversion | Jul 31, 2025 | $0.00 | 194,618 | $0.00 | 1.5M |
ZHANG KER | Award | Jul 29, 2025 | $0.00 | 23,809 | $0.00 | 23,809 |
Chen Timothy | Award | Jul 29, 2025 | $0.00 | 47,618 | $0.00 | 47,618 |
TAUTGES JOSEPH A | Award | Jul 29, 2025 | $0.00 | 56,546 | $0.00 | 56,546 |