AMBQ — Ambiq Micro, Inc.
Price · 2025-07-30 → 2026-08-21
268 daily closes shownAnonymous view is capped at two years of history. A free account extends it to five, and Pro opens the whole archive back to 2025-07-30.
Performance
Technicals
Others in Technology
Measured signals that fired on AMBQ
| date | signal | measured base rate |
|---|---|---|
| 2026-07-17 | Fair value gap, bearish structure | -0.45% over 21 days · t = -3.29 · n = 108,591 statistically distinguishable from its control group |
| 2026-05-18 | Cluster sale: three or more insiders insider | -0.37% over 21 days · t = -3.38 · n = 21,542 statistically distinguishable from its control group |
| 2026-05-15 | Institutional holders jumped in a quarter ownership | -0.52% over 21 days · t = -0.38 · n = 1,553 not distinguishable from its control group |
| 2026-05-15 | Equal highs taken out structure | -0.70% over 21 days · t = -8.28 · n = 68,636 statistically distinguishable from its control group |
| 2026-04-21 | Equal highs taken out structure | -0.70% over 21 days · t = -8.28 · n = 68,636 statistically distinguishable from its control group |
| 2026-04-01 | Fair value gap, bullish structure | -0.67% over 21 days · t = -6.43 · n = 111,973 statistically distinguishable from its control group |
Excess return against a matched control group, on a point-in-time universe that includes delisted companies. Most families do not survive that. How the measurement works →
Insider transactions (Form 4)
| date | insider | what | shares | price | value |
|---|---|---|---|---|---|
| 2026-08-14 | Esaka Fumihide Chief Executive Officer | Open-market sale 10b5-1 plan | 10.7K | 64.40 | 690.2K |
| 2026-08-14 | Hanson Scott McLean Chief Technology Officer | Open-market sale 10b5-1 plan | 5.4K | 64.41 | 347.8K |
| 2026-08-14 | Esaka Fumihide Chief Executive Officer | Option exercise 10b5-1 plan | 13.5K | 8.12 | 109.6K |
| 2026-08-14 | Esaka Fumihide Chief Executive Officer | Open-market sale 10b5-1 plan | 1.5K | 65.26 | 97.9K |
| 2026-08-14 | Esaka Fumihide Chief Executive Officer | Open-market sale 10b5-1 plan | 1.3K | 63.29 | 81.1K |
| 2026-08-14 | Hanson Scott McLean Chief Technology Officer | Option exercise 10b5-1 plan | 7.0K | 8.12 | 56.8K |
| 2026-08-14 | Hanson Scott McLean Chief Technology Officer | Open-market sale 10b5-1 plan | 800 | 65.30 | 52.2K |
| 2026-08-14 | Hanson Scott McLean Chief Technology Officer | Open-market sale 10b5-1 plan | 800 | 63.26 | 50.6K |
| 2026-06-08 | TAUTGES JOSEPH A Director | Grant or award | 5.0K | 0.00 | 0 |
| 2026-06-08 | ZHANG KER Director | Grant or award | 5.0K | 0.00 | 0 |
Open-market purchases (code P) are the informative ones. Grants, option exercises and tax withholding are compensation mechanics, not decisions. How to read a Form 4 →
Largest institutional holders
| manager | value | shares |
|---|---|---|
| BlackRock, Inc. | 25.7M | 1.0M |
| Atreides Management, LP | 21.9M | 862.2K |
| ALLIANCEBERNSTEIN L.P. | 19.6M | 686.1K |
| VANGUARD CAPITAL MANAGEMENT LLC | 18.0M | 707.4K |
| Schonfeld Strategic Advisors LLC | 16.7M | 656.6K |
| FRANKLIN RESOURCES INC | 13.8M | 542.2K |
| GOLDMAN SACHS GROUP INC | 10.5M | 413.4K |
| Driehaus Capital Management LLC | 9.7M | 380.8K |
| GEODE CAPITAL MANAGEMENT, LLC | 7.6M | 297.5K |
| SILVERCREST ASSET MANAGEMENT GROUP LLC | 7.2M | 282.4K |
13F positions as of 2026-03-31, filed up to 45 days after quarter end. Long-only US equity — shorts and derivatives never appear. What 13F does and does not show →
Latest SEC filings
| form | filed | period | |
|---|---|---|---|
| 144 | 2026-08-14 | — | on EDGAR ↗ |
| 144 | 2026-08-14 | — | on EDGAR ↗ |
| SCHEDULE 13G/A | 2026-08-14 | — | on EDGAR ↗ |
| 10-Q | 2026-08-11 | 2026-06-30 | on EDGAR ↗ |
| 8-K | 2026-08-11 | 2026-08-11 | on EDGAR ↗ |
| 8-K | 2026-07-30 | 2026-07-30 | on EDGAR ↗ |
| SCHEDULE 13G | 2026-07-27 | — | on EDGAR ↗ |
| 424B4 | 2026-06-25 | — | on EDGAR ↗ |
Short selling
This is off-exchange short volume, not short interest: it is flow, not position, and 40–50% is normal because market makers short to fill your buy. Why that number misleads →
Recent headlines
- Ambiq Micro, Inc. (AMBQ) filed form 144 · 2026-08-14 · SEC EDGAR
- Ambiq Micro, Inc. (AMBQ) filed form 144 · 2026-08-14 · SEC EDGAR
- Ambiq Micro, Inc. (AMBQ) filed form SCHEDULE 13G/A · 2026-08-14 · SEC EDGAR
- Ambiq Micro's Q2 sales surge 90% as demand strengthens for edge AI solutions · 2026-08-11
- Ambiq Micro beats top-line and bottom-line estimates; gives Q3 outlook · 2026-08-11
- Ambiq Micro, Inc. (AMBQ) filed form 8-K · 2026-08-11 · SEC EDGAR
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