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

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
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Reported
DateTime
Transaction
Date
TypeCompany
Symbol
Filed By
Symbol
Shares Owned
% Owned
Shares Vs. Prev ReportView
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 Holdings plc
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
2025-08-14
1:11 pm
Sale
2025-06-3013GTransocean Ltd.
RIG
PRIMECAP MANAGEMENT CO/CA/13,126,722
1.490%
-37,572,667decrease
(-74.11%)
Filing
History
2025-08-14
1:06 pm
Sale
2025-06-3013GMattel, Inc.
MAT
PRIMECAP MANAGEMENT CO/CA/33,238,861
10.290%
-7,939,628decrease
(-19.28%)
Filing
History
2025-08-14
1:06 pm
Sale
2025-06-3013GGRAIL, Inc.
GRAL
PRIMECAP MANAGEMENT CO/CA/2,057,089
5.720%
-125,417decrease
(-5.75%)
Filing
History
2025-08-14
12:48 pm
Sale
2025-06-3013GFlex Ltd.
FLEX
PRIMECAP MANAGEMENT CO/CA/33,660,616
9.010%
-11,478,638decrease
(-25.43%)
Filing
History
2025-08-14
12:43 pm
Sale
2025-06-3013GBioMarin Pharmaceutical Inc.
BMRN
PRIMECAP MANAGEMENT CO/CA/15,795,383
8.240%
-2,618,991decrease
(-14.22%)
Filing
History
2025-08-14
12:41 pm
Sale
2025-06-3013GAecom
ACM
PRIMECAP MANAGEMENT CO/CA/9,580,852
7.240%
-1,800,730decrease
(-15.82%)
Filing
History
2025-05-13
4:31 pm
Sale
2025-03-3113GXometry, Inc.
XMTR
PRIMECAP MANAGEMENT CO/CA/6,337,962
12.980%
-314,896decrease
(-4.73%)
Filing
History
2025-05-13
4:29 pm
Purchase
2025-03-3113GWolfspeed, Inc.
WOLF
PRIMECAP MANAGEMENT CO/CA/6,665,270
4.280%
316,090increase
(+4.98%)
Filing
History
2025-05-13
4:27 pm
Sale
2025-03-3113GRhythm Pharmaceuticals, Inc.
RYTM
PRIMECAP MANAGEMENT CO/CA/5,787,322
9.150%
-783,868decrease
(-11.93%)
Filing
History
2025-05-13
4:25 pm
Sale
2025-03-3113GRaymond James Financial, Inc.
RJF
PRIMECAP MANAGEMENT CO/CA/9,718,689
4.740%
-2,598,918decrease
(-21.10%)
Filing
History
2025-05-13
4:23 pm
Sale
2025-03-3113GPulmonx Corporation
LUNG
PRIMECAP MANAGEMENT CO/CA/5,414,761
13.610%
-231,690decrease
(-4.10%)
Filing
History
2025-05-13
4:21 pm
Purchase
2025-03-3113GNew Fortress Energy Inc.
NFE
PRIMECAP MANAGEMENT CO/CA/13,042,398
4.760%
1,510,293increase
(+13.10%)
Filing
History
2025-05-13
4:18 pm
Sale
2025-03-3113GFedEx Corporation
FDX
PRIMECAP MANAGEMENT CO/CA/11,931,800
4.980%
-971,157decrease
(-7.53%)
Filing
History
2025-02-13
7:17 pm
Sale
2024-12-3113GAecom
ACM
PRIMECAP MANAGEMENT CO/CA/11,381,582
8.590%
-2,628,137decrease
(-18.76%)
Filing
History
2025-02-13
6:36 pm
Sale
2024-12-3113GRhythm Pharmaceuticals, Inc.
RYTM
PRIMECAP MANAGEMENT CO/CA/6,571,190
10.690%
-645,721decrease
(-8.95%)
Filing
History
2025-02-13
6:35 pm
Sale
2024-12-3113GNetApp, Inc.
NTAP
PRIMECAP MANAGEMENT CO/CA/12,220,339
6.010%
-2,489,485decrease
(-16.92%)
Filing
History
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