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 |
| 2026-08-18 6:51 pm Purchase | 2026-08-14 | 13D | MAPLIGHT THERAPEUTICS INC MPLT | Catalyst4, Inc. | 27,536,011 49.900% | 6,629,322 (+31.71%) | Filing History |
| 2026-08-03 9:00 pm Purchase | 2026-07-30 | 13D | MAPLIGHT THERAPEUTICS INC MPLT | Catalyst4, Inc. | 20,906,689 47.900% | 1,209,225 (+6.14%) | Filing History |
| 2025-11-20 7:37 pm Purchase | 2025-10-28 | 13D | MAPLIGHT THERAPEUTICS INC MPLT | Catalyst4, Inc. | 19,697,464 45.100% | 19,697,464 (New Position) | Filing History |