Primecap Management CO
Annual return '25
+11.2%
SPY '25
+17.7%
Alpha
-6.5ptsvs SPY
Invested
$127B
Holdings
320
Trades YTD
0
Performance · Fund vs SPY
Cumulative return · quarterly snapshotsCoverage 97%. 4 quarters of 2025 measured against SPY adj-close benchmark.
Top holdings · current snapshot
Source: 13F-HR01
$LLY
ELI LILLY & CO
Q4 2025: Sold 14.2% (10.80M → 9.27M shares)
6.7%
02
$MU
MICRON TECHNOLOGY INC
Q4 2025: Sold 16.4% (29.66M → 24.79M shares)
5.8%
03
$GOOGL
ALPHABET INC
Q4 2025: Sold 4.1% (15.78M → 15.13M shares)
3.4%
04
$AZN
ASTRAZENECA PLC
Q4 2025: Sold 7.4% (39.86M → 36.92M shares)
2.8%
05
$KLAC
KLA CORP
Q4 2025: Sold 18.6% (3.54M → 2.88M shares)
2.8%
06
$INTC
INTEL CORP
Q4 2025: Sold 4.1% (79.41M → 76.13M shares)
2.6%
07
$AMGN
AMGEN INC
Q4 2025: Sold 8.3% (9.71M → 8.90M shares)
2.5%
08
$NVDA
NVIDIA CORPORATION
Q4 2025: Sold 8.2% (18.77M → 17.23M shares)
2.4%
09
$FDX
FEDEX CORP
Q4 2025: Sold 9.8% (9.44M → 8.51M shares)
2.3%
10
$BIIB
BIOGEN INC
Q4 2025: Sold 1.3% (14.95M → 14.76M shares)
2.1%
Recent trades · Last 90 days
No Form 4 / 13D / 13G trade events on file in the recent window. 13F filers report position snapshots quarterly rather than per-trade events, so this section is most useful for managers who also file Form 4 or 13D/G.
Convergence · Pattern Engine ships in v1.1
30-day windowIn development
Convergence participation lands with the Pattern Engine.
Once the Pattern Engine ships, this section will list every active convergence event this fund is named in — with the other named funds, the Congress members on the same name, and combined position size.
Source data: SEC EDGAR · 13F-HR filings · Performance through 2025-12-31 · Last refreshed 08:06 UTC.