13F Insight
DOSSIER · 13F-HR · Q1 2026

PROFESSIONAL ADVISORY SERVICES INC

$772K in tracked AUM across 80 positions as of Q1 2026.

PA
CIK 0000894205 · last filed Mar 31, 2026
Total AUM
$772K
as of Q1 2026
Holdings
80
—
positions
Whale Score
39
39
tracked
Activity
—
no data
changes this Q
AI Analysis · Q1 2026

PROFESSIONAL ADVISORY SERVICES INC filed its latest 13F-HR for Q1 2026. See the latest holdings and position changes below.

Quarter at a glance — Q1 2026

Position-change comparison pending.

No quarter-over-quarter changes available.

Top 10 holdings

By portfolio weight as of Q1 2026.

#HoldingValueSharesWeight
01
GOOG
ALPHABET, INC. CLASS C
$35M123K4.9%02
MSFT
MICROSOFT
$34M92K4.7%03
EMXC
ISHARES MSCI EM EX CHINA
$32M407K4.4%04
AMZN
AMAZON
$32M154K4.4%05
BRK/B
BERKSHIRE HATHAWAY INC-B
$30M62K4.1%06
TMO
THERMO FISHER SCIENTIFIC
$29M59K4.0%07
IJH
ISHARES TR S&P MID ETF
$26M385K3.6%08
PEP
PEPSICO
$26M166K3.6%09
AAPL
APPLE
$24M95K3.3%10
BKNG
BOOKING HOLDINGS
$24M6K3.3%

Filing history

2026Q1Mar 31
$724M▼ 6.1%
80 positionsView →2025Q4Dec 31
$772M▲ 0.4%
80 positionsView →2025Q3Sep 30
$768M▲ 4.2%
81 positionsView →2025Q2Jun 30
$737M▲ 3.2%
84 positionsLocked2025Q1Mar 31
$714M▼ 1.5%
83 positionsLocked2024Q4Dec 31
$725M▼ 4.9%
78 positionsLocked2024Q3Sep 30
$762M▲ 4.0%
81 positionsLocked2024Q2Jun 30
$732M▼ 0.6%
78 positionsLocked2024Q1Mar 31
$737M▲ 5.3%
77 positionsLocked2023Q4Dec 31
$700M▲ 15.1%
73 positionsLocked2023Q3Sep 30
$608M▼ 7.7%
67 positionsLocked2023Q2Jun 30
$659M▲ 2.7%
72 positionsLocked
Showing 12 of 58