Professional Advisory Services Inc.

In its 13F for Q1 2024 (holdings as of March 31, 2024, filed April 22, 2024), Professional Advisory Services Inc. reported 77 stock positions worth $799.7 million. Its top holding was Berkshire Hathaway Class A (BRK.A) at 7.9% of the portfolio, followed by Microsoft (MSFT, 4.3%) and Alphabet Class C (GOOG, 4.2%). Compared with Q4 2023, it opened 6 new positions, sold out of 2, added to 27 and reduced 20. The biggest buy was a new position in Astrazeneca PLC-Spons ADR (AZN) and the biggest sale Johnson & Johnson (JNJ, shares −85%).

Most Recent 13F
Q2 2026
Location
VERO BEACH, FL
CIK
0000894205
Portfolio Value
$799.7M (Q1 2024)
SEC Filing
0000894205-24-000005 ↗ filed Apr 22, 2024

Holdings Value

0$200.0M$400.0M$600.0M$800.0M$1.0B Q1 2024: $799.7M $799.7M Q1 2024 Q2 2024: $792.9M Q2 2024 Q3 2024: $830.1M Q3 2024 Q4 2024: $791.7M Q4 2024 Q1 2025: $793.0M Q1 2025 Q2 2025: $809.3M Q2 2025 Q3 2025: $842.9M Q3 2025 Q4 2025: $846.4M Q4 2025 Q1 2026: $795.5M Q1 2026 Q2 2026: $909.8M Q2 2026

Holdings 77 stocks · $799.7M

BRK.A Berkshire Hathaway Inc. Class A 7.93% 100 $63.4M No change
MSFT Microsoft Corp. 4.32% 82,199 $34.6M Add +2.4%
GOOG Alphabet Inc. Class C 4.24% 222,835 $33.9M Add +4.3%
FISV Fiserv Inc. 4.17% 208,671 $33.4M Reduce -2.6%
BKNG Booking Holdings Inc. 4.04% 8,914 $32.3M Add +12.0%
ELV Elevance Health Inc. 3.59% 55,355 $28.7M Reduce -2.1%
BRK.B Berkshire Hathaway Inc. Class B 3.59% 68,183 $28.7M Reduce -5.8%
UPS United Parcel Service Class B 3.43% 184,769 $27.5M Add +9.3%
PEP Pepsico Inc. 3.30% 150,686 $26.4M Add +5.8%
CDW CDW Corp. 3.20% 99,932 $25.6M Reduce -16.9%
SYY Sysco Corp. 2.83% 278,716 $22.6M Add +1.6%
TFC Truist Financial Corp. 2.79% 572,900 $22.3M Add +2.0%
GD General Dynamics Corp. 2.78% 78,569 $22.2M Reduce -0.1%
FBIN Fortune Brands Innovations I 2.77% 261,809 $22.2M Reduce -0.1%
SYK Stryker Corp. 2.76% 61,665 $22.1M Reduce -9.9%
USB US Bancorp 2.70% 483,479 $21.6M Add +2.1%
AJG Arthur J Gallagher & Co. filed as GALLAGHER ARTHUR J & CO 2.70% 86,243 $21.6M Reduce -2.9%
TJX TJX Companies Inc. filed as TJX COS INC NEW 2.69% 211,970 $21.5M Reduce -0.2%
TMO Thermo Fisher Scientific Inc. 2.67% 36,743 $21.4M Reduce -7.7%
EMXC iShares MSCI Emr MRK Ex Chna 2.67% 370,182 $21.3M Add +0.5%
CARR Carrier Global Corp. 2.66% 366,536 $21.3M Add +0.6%
IEFA iShares Core MSCI Eafe ETF 2.62% 282,066 $20.9M Add +0.6%
DG Dollar General Corp. 2.58% 132,191 $20.6M Reduce -12.4%
MSM MSC Industrial Direct Co. Class A 2.57% 211,531 $20.5M Add +9.1%
AZN Astrazeneca PLC-Spons ADR 2.52% 297,768 $20.2M New
T AT&T Inc. 2.51% 1,138,677 $20.0M Add +1.2%
ACN Accenture PLC Class A 2.45% 56,412 $19.6M Reduce -6.5%
AMZN Amazon.com Inc. 2.04% 90,561 $16.3M Reduce -1.5%
ADI Analog Devices Inc. 1.95% 78,661 $15.6M Reduce -1.2%
CRL Charles River Laboratories 1.87% 55,096 $14.9M Reduce -16.1%
AAPL Apple Inc. 1.73% 80,718 $13.8M Add +11.6%
SPGI S&P Global Inc. 1.68% 31,540 $13.4M Reduce -1.7%
JNJ Johnson & Johnson 0.39% 19,662 $3.1M Reduce -84.9%
VTI VG Morningstar TS MKT ETF-US 0.37% 11,260 $2.9M No change
GOOGL Alphabet Inc. Class A 0.24% 12,901 $1.9M Reduce -0.8%
PG The Procter & Gamble Co. 0.23% 11,571 $1.9M Add +0.7%
VOO Vanguard S&P 500 ETF 0.20% 3,395 $1.6M Reduce -8.1%
SPY SS SPDR S&P 500 ETF Trust-US 0.18% 2,780 $1.5M Reduce -1.1%
MRK Merck & Co. Inc. 0.14% 8,602 $1.1M Add +1.5%
XOM Exxon Mobil Corp. 0.11% 7,723 $898K Add +1.7%
VTSAX VNGD Mrngst TS MK Idx FD-Adm 0.11% 6,827 $864K New
NVDA Nvidia Corp. 0.10% 900 $813K No change
ORCL Oracle Corp. 0.09% 5,830 $732K No change
BA The Boeing Co. 0.09% 3,697 $713K No change
PFE Pfizer Inc. 0.09% 25,366 $704K Add +0.8%
HD Home Depot Inc. 0.09% 1,827 $701K Add +1.5%
CVX Chevron Corp. 0.08% 4,172 $658K Add +1.8%
LOW Lowe's Cos Inc. 0.07% 2,350 $599K No change
ABBV Abbvie Inc. 0.07% 3,124 $569K Add +0.8%
IBM Intl Business Machines Corp. filed as INTERNATIONAL BUSINESS MACHS 0.07% 2,933 $560K No change
CI The Cigna Group 0.07% 1,525 $554K No change
IWF iShares Russell 1000 Growth 0.06% 1,508 $508K No change
DIS The Walt Disney Co. filed as DISNEY WALT CO 0.06% 4,000 $489K No change
NKE Nike Inc. Class B 0.06% 4,890 $460K No change
NEE Nextera Energy Inc. 0.05% 6,750 $431K Add +1.9%
PAYX Paychex Inc. 0.05% 3,441 $423K Add +1.2%
CSCO Cisco Systems Inc. 0.05% 7,646 $382K Add +1.6%
VNQ Vanguard Real Estate ETF 0.05% 4,336 $375K No change
IWM iShares Russell 2000 ETF 0.05% 1,735 $365K No change
ABT Abbott Laboratories 0.04% 3,043 $346K Add +1.4%
AXP American Express Co. 0.04% 1,500 $342K No change
VTWG Vanguard Russell 2000 Growth 0.04% 1,675 $330K No change
VEEV Veeva Systems Inc. Class A 0.04% 1,400 $324K No change
MPC Marathon Petroleum Corp. 0.04% 1,584 $319K No change
AZO AutoZone Inc. 0.04% 100 $315K No change
CTBI Community Trust Bancorp Inc. 0.03% 6,232 $266K No change
ROK Rockwell Automation Inc. 0.03% 850 $248K No change
AME Ametek Inc. 0.03% 1,350 $247K No change
BAC Bank of America Corp. filed as BANK AMERICA CORP 0.03% 6,242 $237K No change
FDIVX Fidelity Diversified Intl 0.03% 4,700 $209K New
PRIDX T Rowe Price Intl Disc-Inv 0.03% 3,108 $203K New
NIKOLA CORP 0.00% 20,000 $21K Add +100.0%
SIGHTLOGIX 0.00% 80,000 $16K No change
OPK Opko Health Inc. 0.00% 10,000 $12K New
ONCY Oncolytics Biotech Inc. 0.00% 10,000 $11K New
IZOZF Izotropic Corp. 0.00% 20,000 $2K Add +100.0%
NESS Ness Energy Intl Inc. 0.00% 20,000 $0 No change

Portfolio Sells Q4 2023 → Q1 2024

JNJ Johnson & Johnson Reduce -84.9% 0.39% −2.32
PYPL PayPal Holdings Inc. Sold out 0.00% −1.39
CDW CDW Corp. Reduce -16.9% 3.20% −0.43
ACN Accenture PLC Class A Reduce -6.5% 2.45% −0.37
SPGI S&P Global Inc. Reduce -1.7% 1.68% −0.20
CRL Charles River Laboratories Reduce -16.1% 1.87% −0.19
ADI Analog Devices Inc. Reduce -1.2% 1.95% −0.15
DG Dollar General Corp. Reduce -12.4% 2.58% −0.14
TMO Thermo Fisher Scientific Inc. Reduce -7.7% 2.67% −0.13
INTC Intel Corp. Sold out 0.00% −0.03
VOO Vanguard S&P 500 ETF Reduce -8.1% 0.20% −0.01
GOOGL Alphabet Inc. Class A Reduce -0.8% 0.24% +0.00
SPY SS SPDR S&P 500 ETF Trust-US Reduce -1.1% 0.18% +0.00
SYK Stryker Corp. Reduce -9.9% 2.76% +0.04
TJX TJX Companies Inc. Reduce -0.2% 2.69% +0.04
AJG Arthur J Gallagher & Co. Reduce -2.9% 2.70% +0.05
ELV Elevance Health Inc. Reduce -2.1% 3.59% +0.05
GD General Dynamics Corp. Reduce -0.1% 2.78% +0.07
FBIN Fortune Brands Innovations I Reduce -0.1% 2.77% +0.12
BRK.B Berkshire Hathaway Inc. Class B Reduce -5.8% 3.59% +0.16
AMZN Amazon.com Inc. Reduce -1.5% 2.04% +0.19
FISV Fiserv Inc. Reduce -2.6% 4.17% +0.39

Portfolio Buys Q4 2023 → Q1 2024

AZN Astrazeneca PLC-Spons ADR New 2.52% +2.52
MSFT Microsoft Corp. Add +2.4% 4.32% +0.32
BKNG Booking Holdings Inc. Add +12.0% 4.04% +0.30
GOOG Alphabet Inc. Class C Add +4.3% 4.24% +0.25
SYY Sysco Corp. Add +1.6% 2.83% +0.17
VTSAX VNGD Mrngst TS MK Idx FD-Adm New 0.11% +0.11
PEP Pepsico Inc. Add +5.8% 3.30% +0.09
TFC Truist Financial Corp. Add +2.0% 2.79% +0.04
FDIVX Fidelity Diversified Intl New 0.03% +0.03
PRIDX T Rowe Price Intl Disc-Inv New 0.03% +0.03
MRK Merck & Co. Inc. Add +1.5% 0.14% +0.02
XOM Exxon Mobil Corp. Add +1.7% 0.11% +0.01
PG The Procter & Gamble Co. Add +0.7% 0.23% +0.01
ABBV Abbvie Inc. Add +0.8% 0.07% +0.01
HD Home Depot Inc. Add +1.5% 0.09% +0.00
OPK Opko Health Inc. New 0.00% +0.00
NIKOLA CORP Add +100.0% 0.00% +0.00
ONCY Oncolytics Biotech Inc. New 0.00% +0.00
CVX Chevron Corp. Add +1.8% 0.08% +0.00
NEE Nextera Energy Inc. Add +1.9% 0.05% +0.00
IEFA iShares Core MSCI Eafe ETF Add +0.6% 2.62% +0.00
IZOZF Izotropic Corp. Add +100.0% 0.00% +0.00
T AT&T Inc. Add +1.2% 2.51% −0.00
ABT Abbott Laboratories Add +1.4% 0.04% −0.00
PAYX Paychex Inc. Add +1.2% 0.05% −0.00
CSCO Cisco Systems Inc. Add +1.6% 0.05% −0.00
PFE Pfizer Inc. Add +0.8% 0.09% −0.01
USB US Bancorp Add +2.1% 2.70% −0.02
MSM MSC Industrial Direct Co. Class A Add +9.1% 2.57% −0.04
EMXC iShares MSCI Emr MRK Ex Chna Add +0.5% 2.67% −0.04
UPS United Parcel Service Class B Add +9.3% 3.43% −0.09
CARR Carrier Global Corp. Add +0.6% 2.66% −0.11
AAPL Apple Inc. Add +11.6% 1.73% −0.12

All Filings

QuarterPositions13F Reported ValueTop Holdings
Q2 2026 93$909.8MBRK.A, GOOG, MSFT, AMZN, TMO
Q1 2026 80$795.5MBRK.A, GOOG, MSFT, EMXC, AMZN
Q4 2025 80$846.4MBRK.A, GOOG, MSFT, AMZN, EMXC
Q3 2025 81$842.9MBRK.A, MSFT, GOOG, AMZN, EMXC
Q2 2025 84$809.3MBRK.A, MSFT, AMZN, GOOG, ELV
Q1 2025 83$793.0MBRK.A, MSFT, ELV, BKNG, BRK.B
Q4 2024 78$791.7MBRK.A, MSFT, GOOG, BKNG, TMO
Q3 2024 81$830.1MBRK.A, MSFT, GOOG, BKNG, FISV
Q2 2024 78$792.9MBRK.A, MSFT, GOOG, BKNG, FISV
Q1 2024 77$799.7MBRK.A, MSFT, GOOG, FISV, BKNG