Real time Form 13D and 13G transaction reports:
- Schedule 13D must be filed within ten days after a person or an organization acquires beneficial ownership of more than 5% of a voting class of a company's equity securities.
- Due to inconsistent filing format, it is highly recommended that you read the orignal filing form.
- Shares have beem adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>
| Reported DateTime | Transaction Date | Type | Company Symbol | Filed By Symbol | Shares Owned % Owned | Shares Vs. Prev Report | View |
| 2026-10-27 5:25 pm Purchase | 2026-09-30 | 13G | AMBIQ MICRO INC AMBQ | BlackRock Inc. BLK | 1,628,207 6.700% | 363,415 (+28.73%) | Filing History |
| 2026-08-14 10:39 am Sale | 2026-06-30 | 13G | AMBIQ MICRO INC AMBQ | T. Rowe Price Investment Management, Inc. | 1,006,359 4.300% | -261,192 (-20.61%) | Filing History |
| 2026-07-27 4:25 pm Purchase | 2026-06-30 | 13G | AMBIQ MICRO INC AMBQ | BlackRock Inc. BLK | 1,264,792 5.300% | 1,264,792 (New Position) | Filing History |
| 2026-05-15 10:06 am Purchase | 2026-03-31 | 13G | AMBIQ MICRO INC AMBQ | T. Rowe Price Investment Management, Inc. | 1,267,551 6.000% | 1,267,551 (New Position) | Filing History |
| 2025-11-03 9:50 pm Purchase | 2025-09-30 | 13G | AMBIQ MICRO INC AMBQ | Kleiner Perkins Caufield & Byers XVI, LLC | 1,488,949 8.200% | 1,488,949 (New Position) | Filing History |