Ambiq Micro, Inc. AMBQ
Set alert
47.77 USD -6.03 -11.21%
At close · Oct 30
48.46 +0.69 +1.44%
After hours · Oct 30, 5:31 PM ET
46.25 Day range 51.11
22.76 52-week range 90.48
- YTD
- +67.61%
- 1 year
- +60.73%
- Open
- 49.65
- Prev close
- 53.80
- Mkt cap
- 1.16B
- Vol
- 308.42K
- Avg vol
- 472.81K
- EPS
- -0.38
- P/E
- 0.00
- Div yield
- 0.00%
More statistics
- Low
- 46.25
- High
- 51.11
- Forward P/E
- -217.96
- Beta
- 0.00
- Short ratio
- 4.67
- Inst. own
- 82.84%
- Dividend
- 0.00
- Ex-div date
- Earnings
- Nov 10, 2026
- 50-d avg
- 59.61
- 200-d avg
- 53.61
- 1y target
- 87.71
Ownership
Held by insiders 4.86%
Held by institutions 82.84%
Float held by institutions 87.07%
Institutions 246
Top institutional holders
| Holder | % held | Shares | Value | Reported |
|---|---|---|---|---|
| Blackrock Inc. | 5.71% | 1,380,623 | 65.22M | Jun 29, 2026 |
| T. Rowe Price Investment Management, Inc. | 4.16% | 1,006,359 | 47.54M | Jun 29, 2026 |
| Shaw D.E. & Co., Inc. | 4.07% | 983,916 | 46.48M | Jun 29, 2026 |
| Atreides Management, LP | 3.63% | 877,123 | 41.44M | Jun 29, 2026 |
| State Street Corporation | 3.56% | 861,979 | 40.72M | Jun 29, 2026 |
| Vanguard Capital Management LLC | 3.18% | 768,539 | 36.31M | Jun 29, 2026 |
Top mutual fund holders
| Holder | % held | Shares | Value | Reported |
|---|---|---|---|---|
| VANGUARD INDEX FUNDS-Vanguard Total Stock Market Index Fund | 2.66% | 643,350 | 30.39M | Jun 29, 2026 |
| iShares Trust-iShares Russell 2000 ETF | 2.22% | 536,961 | 25.37M | Sep 29, 2026 |
| SPDR SERIES TRUST-State Street SPDR S&P Semiconductor ETF | 2.20% | 531,182 | 25.09M | Sep 29, 2026 |
| AB CAP FUND, INC.-AB Small Cap Growth Portfolio | 1.46% | 353,409 | 16.70M | Aug 30, 2026 |
| T. Rowe Price Small-Cap Stock Fund, Inc. | 1.25% | 301,794 | 14.26M | Jun 29, 2026 |
| Needham Funds Inc-Needham Aggressive Growth Fund | 1.15% | 278,990 | 13.18M | Jun 29, 2026 |
Insiders
| Insider | Relation | Latest transaction | Date | Shares held |
|---|---|---|---|---|
| CHEN SEAN CHIHHSIANG | President | Sale | Oct 4, 2026 | 106,268 |
| CHEN TIMOTHY | Director | Stock Award(Grant) | Jun 7, 2026 | 52,575 |
| CONNORS MICHELE KIM | General Counsel | Sale | Apr 1, 2026 | 60,554 |
| ESAKA FUMIHIDE | Chief Executive Officer | Sale | Oct 1, 2026 | 443,900 |
| HANSON SCOTT MCLEAN | Chief Technology Officer | Sale | Oct 1, 2026 | 212,546 |
| HSIEH WEN HSUAN | Director | Stock Award(Grant) | Jun 7, 2026 | 638,877 |
Held by funds
76 US ETFs and mutual funds hold AMBQ · largest positions