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 |
| 2025-11-14 12:14 pm Sale | 2025-09-30 | 13G | RHYTHM PHARMACEUTICALS INC RYTM | PRIMECAP MANAGEMENT CO | 4,262,859 6.420% | -615,178 (-12.61%) | Filing History |
| 2025-11-13 8:32 pm Purchase | 2025-09-30 | 13G | MARKET MKTX | PRIMECAP MANAGEMENT CO | 2,230,595 5.970% | 2,230,595 (New Position) | Filing History |
| 2025-11-13 8:31 pm Sale | 2025-09-30 | 13G | PULMONX CORP LUNG | PRIMECAP MANAGEMENT CO | 4,956,691 12.160% | -458,070 (-8.46%) | Filing History |
| 2025-11-13 8:29 pm Sale | 2025-09-30 | 13G | FLEX LTD SHS FLEX | PRIMECAP MANAGEMENT CO | 29,610,278 7.890% | -4,050,338 (-12.03%) | Filing History |
| 2025-11-13 8:28 pm Sale | 2025-09-30 | 13G | BIOGEN INC BIIB | PRIMECAP MANAGEMENT CO | 14,954,697 10.200% | -1,309,784 (-8.05%) | Filing History |
| 2025-11-13 8:26 pm Sale | 2025-09-30 | 13G | AMERICAN AIRLINES GROUP INC CO AAL | PRIMECAP MANAGEMENT CO | 49,641,939 7.520% | -7,697,727 (-13.42%) | Filing History |
| 2025-08-14 1:29 pm Purchase | 2025-06-30 | 13G | XENCOR INC XNCR | PRIMECAP MANAGEMENT CO | 10,527,322 14.790% | 1,390,127 (+15.21%) | Filing History |
| 2025-08-14 1:28 pm Sale | 2025-06-30 | 13G | RHYTHM PHARMACEUTICALS INC RYTM | PRIMECAP MANAGEMENT CO | 4,878,037 7.670% | -909,285 (-15.71%) | Filing History |
| 2025-08-14 1:27 pm Purchase | 2025-06-30 | 13G | IMMUNOCORE HLDGS PLC ADS IMCR | PRIMECAP MANAGEMENT CO | 3,772,234 7.510% | 1,103,684 (+41.36%) | Filing History |
| 2025-08-14 1:25 pm Sale | 2025-06-30 | 13G | UNITED AIRLINES HOLDINGS, INC. UAL | PRIMECAP MANAGEMENT CO | 18,844,880 5.750% | -4,508,444 (-19.31%) | Filing History |
| 2025-08-14 1:11 pm Sale | 2025-06-30 | 13G | TRANSOCEAN LTD RIG | PRIMECAP MANAGEMENT CO | 13,126,722 1.490% | -37,572,667 (-74.11%) | Filing History |
| 2025-08-14 1:06 pm Sale | 2025-06-30 | 13G | MATTEL INC MAT | PRIMECAP MANAGEMENT CO | 33,238,861 10.290% | -7,939,628 (-19.28%) | Filing History |
| 2025-08-14 1:06 pm Sale | 2025-06-30 | 13G | GRAIL INC GRAL | PRIMECAP MANAGEMENT CO | 2,057,089 5.720% | -125,417 (-5.75%) | Filing History |
| 2025-08-14 12:48 pm Sale | 2025-06-30 | 13G | FLEX LTD SHS FLEX | PRIMECAP MANAGEMENT CO | 33,660,616 9.010% | -11,478,638 (-25.43%) | Filing History |
| 2025-08-14 12:43 pm Sale | 2025-06-30 | 13G | BIOMARIN PHARMACEUTICAL INC BMRN | PRIMECAP MANAGEMENT CO | 15,795,383 8.240% | -2,618,991 (-14.22%) | Filing History |
| 2025-08-14 12:41 pm Sale | 2025-06-30 | 13G | AECOM ACM | PRIMECAP MANAGEMENT CO | 9,580,852 7.240% | -1,800,730 (-15.82%) | Filing History |
| 2025-05-13 4:31 pm Sale | 2025-03-31 | 13G | XOMETRY, INC. CLASS A XMTR | PRIMECAP MANAGEMENT CO | 6,337,962 12.980% | -314,896 (-4.73%) | Filing History |
| 2025-05-13 4:29 pm Purchase | 2025-03-31 | 13G | WOLFSPEED INC WOLF | PRIMECAP MANAGEMENT CO | 6,665,270 4.280% | 316,090 (+4.98%) | Filing History |
| 2025-05-13 4:27 pm Sale | 2025-03-31 | 13G | RHYTHM PHARMACEUTICALS INC RYTM | PRIMECAP MANAGEMENT CO | 5,787,322 9.150% | -783,868 (-11.93%) | Filing History |
| 2025-05-13 4:25 pm Sale | 2025-03-31 | 13G | RAYMOND JAMES FINANCIAL INC RJF | PRIMECAP MANAGEMENT CO | 9,718,689 4.740% | -2,598,918 (-21.10%) | Filing History |