PRIMECAP MANAGEMENT CO/CA/ - 13D/13G Filings

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>>
Time period
Goto 0, 1, 2, ...7, 8, Next
Reported
DateTime
Transaction
Date
TypeCompany
Symbol
Filed By
Symbol
Shares Owned
% Owned
Shares Vs. Prev ReportView
2026-02-12
10:09 am
Sale
2025-12-3113GXOMETRY, INC. CLASS A
XMTR
PRIMECAP MANAGEMENT CO/CA/5,682,907
11.420%
-655,055decrease
(-10.34%)
Filing
History
2026-02-12
10:08 am
Sale
2025-12-3113GRHYTHM PHARMACEUTICALS INC
RYTM
PRIMECAP MANAGEMENT CO/CA/3,478,669
5.210%
-784,190decrease
(-18.40%)
Filing
History
2026-02-12
10:08 am
Sale
2025-12-3113GLIVANOVA PLC SHS
LIVN
PRIMECAP MANAGEMENT CO/CA/4,224,852
7.740%
-529,208decrease
(-11.13%)
Filing
History
2026-02-11
12:57 pm
Sale
2025-12-3113GWHIRLPOOL CORPORATION
WHR
PRIMECAP MANAGEMENT CO/CA/3,816,068
6.800%
-913,868decrease
(-19.32%)
Filing
History
2026-02-11
12:56 pm
Sale
2025-12-3113GUNITED AIRLINES HOLDINGS, INC.
UAL
PRIMECAP MANAGEMENT CO/CA/15,978,490
4.880%
-2,866,390decrease
(-15.21%)
Filing
History
2026-02-11
12:56 pm
Sale
2025-12-3113GNEXTPOWER INC. COM
NXT
PRIMECAP MANAGEMENT CO/CA/6,951,597
4.680%
-892,810decrease
(-11.38%)
Filing
History
2026-02-11
12:56 pm
Purchase
2025-12-3113GMARKET
MKTX
PRIMECAP MANAGEMENT CO/CA/3,175,425
8.540%
944,830increase
(+42.36%)
Filing
History
2026-02-11
12:55 pm
Sale
2025-12-3113GGRAIL INC
GRAL
PRIMECAP MANAGEMENT CO/CA/1,838,684
4.720%
-218,405decrease
(-10.62%)
Filing
History
2026-02-11
12:55 pm
Purchase
2025-12-3113GGLAUKOS CORP
GKOS
PRIMECAP MANAGEMENT CO/CA/3,376,928
5.880%
3,376,928increase
(New Position)
Filing
History
2025-11-14
12:16 pm
Sale
2025-09-3013GNETAPP INC
NTAP
PRIMECAP MANAGEMENT CO/CA/9,630,055
4.820%
-2,590,284decrease
(-21.20%)
Filing
History
2025-11-14
12:14 pm
Sale
2025-09-3013GRHYTHM PHARMACEUTICALS INC
RYTM
PRIMECAP MANAGEMENT CO/CA/4,262,859
6.420%
-615,178decrease
(-12.61%)
Filing
History
2025-11-13
8:32 pm
Purchase
2025-09-3013GMARKET
MKTX
PRIMECAP MANAGEMENT CO/CA/2,230,595
5.970%
2,230,595increase
(New Position)
Filing
History
2025-11-13
8:31 pm
Sale
2025-09-3013GPULMONX CORP
LUNG
PRIMECAP MANAGEMENT CO/CA/4,956,691
12.160%
-458,070decrease
(-8.46%)
Filing
History
2025-11-13
8:29 pm
Sale
2025-09-3013GFLEX LTD SHS
FLEX
PRIMECAP MANAGEMENT CO/CA/29,610,278
7.890%
-4,050,338decrease
(-12.03%)
Filing
History
2025-11-13
8:28 pm
Sale
2025-09-3013GBIOGEN INC
BIIB
PRIMECAP MANAGEMENT CO/CA/14,954,697
10.200%
-1,309,784decrease
(-8.05%)
Filing
History
2025-11-13
8:26 pm
Sale
2025-09-3013GAMERICAN AIRLINES GROUP INC CO
AAL
PRIMECAP MANAGEMENT CO/CA/49,641,939
7.520%
-7,697,727decrease
(-13.42%)
Filing
History
2025-08-14
1:29 pm
Purchase
2025-06-3013GXENCOR INC
XNCR
PRIMECAP MANAGEMENT CO/CA/10,527,322
14.790%
1,390,127increase
(+15.21%)
Filing
History
2025-08-14
1:28 pm
Sale
2025-06-3013GRHYTHM PHARMACEUTICALS INC
RYTM
PRIMECAP MANAGEMENT CO/CA/4,878,037
7.670%
-909,285decrease
(-15.71%)
Filing
History
2025-08-14
1:27 pm
Purchase
2025-06-3013GIMMUNOCORE HLDGS PLC ADS
IMCR
PRIMECAP MANAGEMENT CO/CA/3,772,234
7.510%
1,103,684increase
(+41.36%)
Filing
History
2025-08-14
1:25 pm
Sale
2025-06-3013GUNITED AIRLINES HOLDINGS, INC.
UAL
PRIMECAP MANAGEMENT CO/CA/18,844,880
5.750%
-4,508,444decrease
(-19.31%)
Filing
History
Goto 0, 1, 2, ...7, 8, Next