PROFESSIONAL ADVISORY SERVICES INC

Position in MRK — Merck & Co., Inc.

CIK 894205 VERO BEACH, FL

Position in MRK

as of Jun 30, 2026 · filed Jul 8, 2026 Compact

Position Value

$1,024,402

+$65,451 QoQ

Shares Held

7,972

0.0% QoQ

Ownership

0.000%

of shares outstanding

% of Portfolio

0.14%

of 13F equity value

Holder Rank

#2,101

of 3,769 holders

Holding Since

Mar 2020

26 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Healthcare · as of Jun 30, 2026

PROFESSIONAL ADVISORY SERVICES INC holds $38,222,664 across 6 Drug Manufacturers - General names. MRK ranks #4 (2.7% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	AZN	Astrazeneca PLC	161,624	$30,647,142
2	JNJ	Johnson & Johnson	18,214	$4,625,809
3	ABBV	AbbVie Inc.	4,500	$1,132,380
4	MRK	Merck & Co., Inc. This page	7,972	$1,024,402
5	PFE	Pfizer Inc	23,492	$565,687
6	NVS	Novartis AG	1,450	$227,244

26 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$1,024,402	7,972	0.0%	Shares	Sole	2026-07-08
2026-03-31	$958,951	7,972	0.0%	Shares	Sole	2026-04-15
2025-12-31	$839,132	7,972	0.0%	Shares	Sole	2026-01-12
2025-09-30	$669,089	7,972	0.0%	Shares	Sole	2025-10-29
2025-06-30	$631,063	7,972	-9.1%	Shares	Sole	2025-07-11
2025-03-31	$786,836	8,766	+3.5%	Shares	Sole	2025-04-14
2024-12-31	$842,794	8,472	0.0%	Shares	Sole	2025-01-15
2024-09-30	$962,080	8,472	0.0%	Shares	Sole	2024-10-17
2024-06-30	$1,048,833	8,472	-1.5%	Shares	Sole	2024-07-10
2024-03-31	$1,135,033	8,602	+1.5%	Shares	Sole	2024-04-22
2023-12-31	$923,617	8,472	+1.8%	Shares	Sole	2024-01-10
2023-09-30	$856,749	8,322	0.0%	Shares	Sole	2023-10-10
2023-06-30	$960,275	8,322	-1.5%	Shares	Sole	2023-07-10
2023-03-31	$899,208	8,452	+1.6%	Shares	Sole	2023-04-11
2022-12-31	$923,325	8,322	0.0%	Shares	Sole	2023-01-13
2022-09-30	$716,690	8,322	0.0%	Shares	Sole	2022-10-11
2022-06-30	$758,716	8,322	+13.7%	Shares	Sole	2022-07-13
2022-03-31	$600,770	7,322	0.0%	Shares	Sole	2022-04-18
2021-12-31	$561,158	7,322	0.0%	Shares	Sole	2022-01-19
2021-09-30	$549,955	7,322	0.0%	Shares	Sole	2021-10-05
2021-06-30	$569,431	7,322	0.0%	Shares	Sole	2021-08-20
2021-03-31	$564,453	7,322	0.0%	Shares	Sole	2021-04-26
2020-12-31	$598,939	7,322	0.0%	Shares	Sole	2021-01-21
2020-09-30	$607,360	7,322	+1.4%	Shares	Sole	2020-10-19
2020-06-30	$558,477	7,222	0.0%	Shares	Sole	2020-07-24
2020-03-31	$555,660	7,222	—	Shares	Sole	2020-04-23
No filing history on record for this holder in this stock.