PROFESSIONAL ADVISORY SERVICES INC: 13F holdings

CIK 8942052026Q2

Positions93
Reported value$909.8m
Filed2026-07-08

Top 10 holdings

SecuritySharesValueWeight
BRK.A BERKSHIRE A (1SH /100)100$74.9m8.2%
GOOG ALPHABET, INC. CLASS C113,672$40.2m4.4%
MSFT MICROSOFT92,639$34.6m3.8%
AMZN AMAZON144,964$34.6m3.8%
TMO THERMO FISHER SCIENTIFIC64,819$32.5m3.6%
BRK-B BERKSHIRE HATHAWAY INC-B64,394$32.2m3.5%
APH AMPHENOL CORP180,955$31.9m3.5%
ASTRAZENECA PLC161,624$30.2m3.3%
IJH ISHARES TR S&P MID ETF389,361$30.0m3.3%
AMD ADVANCED MICRO DEVICES51,067$29.7m3.3%

Get the full book

import finzdata as yf
yf.Client().manager_holdings(cik="894205")

Every position, quarter by quarter since 2013, with adds, trims and exits, on the look-back bundles.

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