Ambiq Micro, Inc. AMBQ
Set alert
44.84 USD +1.53 +3.54%
As of Nov 3, 2:51 PM ET
44.74 Day range 46.39
22.12 52-week range 91.61
- YTD
- +57.34%
- 1 year
- +53.10%
- Open
- 44.85
- Prev close
- 43.31
- Mkt cap
- 1.08B
- Vol
- 132.57K
- Avg vol
- 473.01K
- EPS
- -0.38
- P/E
- 0.00
- Div yield
- 0.00%
More statistics
- Low
- 44.74
- High
- 46.39
- Forward P/E
- -199.76
- Beta
- 0.00
- Short ratio
- 4.67
- Inst. own
- 82.87%
- Dividend
- 0.00
- Ex-div date
- Earnings
- Nov 10, 2026
- 50-d avg
- 59.41
- 200-d avg
- 53.68
- 1y target
- 87.71
Held by funds
76 US ETFs and mutual funds hold AMBQ · largest positions
Ownership
Held by insiders 4.86%
Held by institutions 82.87%
Float held by institutions 87.10%
Institutions 247
Top institutional holders
| Holder | % held | Shares | Value | Reported |
|---|---|---|---|---|
| Blackrock Inc. | 5.71% | 1,380,623 | 59.77M | Jun 29, 2026 |
| T. Rowe Price Investment Management, Inc. | 4.16% | 1,006,359 | 43.57M | Jun 29, 2026 |
| Shaw D.E. & Co., Inc. | 4.07% | 983,916 | 42.60M | Jun 29, 2026 |
| Atreides Management, LP | 3.63% | 877,123 | 37.98M | Jun 29, 2026 |
| State Street Corporation | 3.56% | 861,979 | 37.32M | Jun 29, 2026 |
| Vanguard Capital Management LLC | 3.18% | 768,539 | 33.27M | 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 | 27.85M | Jun 29, 2026 |
| iShares Trust-iShares Russell 2000 ETF | 2.22% | 536,961 | 23.25M | Sep 29, 2026 |
| SPDR SERIES TRUST-State Street SPDR S&P Semiconductor ETF | 2.20% | 531,182 | 23.00M | Sep 29, 2026 |
| AB CAP FUND, INC.-AB Small Cap Growth Portfolio | 1.46% | 353,409 | 15.30M | Aug 30, 2026 |
| T. Rowe Price Small-Cap Stock Fund, Inc. | 1.25% | 301,794 | 13.07M | Jun 29, 2026 |
| Needham Funds Inc-Needham Aggressive Growth Fund | 1.15% | 278,990 | 12.08M | 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 |