PRIMECAP Management
PRIMECAP Management
PRIMECAP is a U.S. asset management firm focused on stock investments. Known for its unique investment strategies and low-profile operating style, it buys undervalued stocks during market downturns and gradually exits as value is realised.
Stock Trading
All
Buys
Sells
No.
Name
Action
Shares Traded
% Change
Shares Held
Mkt Value (Date)
Report Date
Watchlist
American Airlines Group Inc (US)
AAL
Buy
+20.20M
+22.50%
69.19M
$1.01B
2026-05-31
AstraZeneca ADR Representing 0.5 Ord Shs ()
AZN
Exit
-36.92M
-100.00%
0.00
$0.00
2026-03-31
Astrazeneca Ord Shs (GB)
AZN
New
+18.21M
+50.00%
18.21M
$3.53B
2026-03-31
4
Telefonaktiebolaget LM Ericsson (US)
ERIC
Buy
+10.87M
+22.40%
37.50M
$422.67M
2026-03-31
5
GitLab Inc (US)
GTLB
Buy
+6.14M
+45.60%
7.30M
$157.95M
2026-03-31
6
KLA Corp (US)
KLAC
Sell
-4.38M
-15.20%
24.38M
$3.59B
2026-03-31
7
HP Inc (US)
HPQ
Buy
+3.81M
+15.00%
21.47M
$412.43M
2026-03-31
8
Micron Technology Inc (US)
MU
Sell
-2.92M
-11.70%
21.87M
$7.39B
2026-03-31
9
Glencore Ord Shs (GB)
GLEN
Sell
-2.36M
-4.70%
47.15M
$351.58M
2026-03-31