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 are not 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 | Type | Company Symbol | Filed By Symbol | Shares Owned % Owned | Shares Vs. Prev Report | Filing |
| 2024-11-08 2:17 pm Unchanged | 13G | ASPEN TECHNOLOGY INC AZPN | BlackRock Inc. BLK | 4,018,969 6.400% | 0 (Unchanged) | View |
| 2024-11-05 07:01 am Unchanged | 13D | ASPEN TECHNOLOGY INC AZPN | EMERSON ELECTRIC CO EMR | 36,307,514 57.400% | 0 (Unchanged) | View |
| 2024-10-22 6:06 pm Sale | 13G | ASPEN TECHNOLOGY INC AZPN | BlackRock Inc. BLK | 4,018,969 6.400% | -1,304,484 (-24.50%) | View |
| 2024-02-13 4:05 pm Purchase | 13G | ASPEN TECHNOLOGY INC AZPN | KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC | 3,797,162 5.960% | 785,928 (+26.10%) | View |
| 2024-01-25 4:59 pm Purchase | 13G | ASPEN TECHNOLOGY INC AZPN | BlackRock Inc. BLK | 5,323,453 8.400% | 1,516,344 (+39.83%) | View |
| 2023-10-13 5:01 pm Unchanged | 13D | ASPEN TECHNOLOGY INC AZPN | EMERSON ELECTRIC CO EMR | 36,307,514 56.860% | 0 (Unchanged) | View |
| 2023-10-11 09:11 am Unchanged | 13D | ASPEN TECHNOLOGY INC AZPN | EMERSON ELECTRIC CO EMR | 36,307,514 56.390% | 0 (Unchanged) | View |
| 2023-02-07 2:10 pm Purchase | 13G | ASPEN TECHNOLOGY INC AZPN | BlackRock Inc. BLK | 3,807,109 5.900% | 3,807,109 (New Position) | View |
| 2022-05-26 5:19 pm Purchase | 13D | ASPEN TECHNOLOGY INC AZPN | EMERSON ELECTRIC CO EMR | 36,307,514 56.460% | 36,307,514 (New Position) | View |