Penbrook Management LLC

Position in MRK — Merck & Co., Inc.

CIK 1381055 NEW YORK, NY

Position in MRK

as of Jun 30, 2026 · filed Jul 23, 2026 Compact

Position Value

$218,450

+$13,957 QoQ

Shares Held

1,700

0.0% QoQ

Ownership

0.000%

of shares outstanding

% of Portfolio

0.15%

of 13F equity value

Holder Rank

#3,447

of 3,769 holders

Holding Since

Mar 2022

14 quarters on record

Voting authority Sole 0% Shared 0% None 100%

Healthcare · as of Jun 30, 2026

Penbrook Management LLC holds $17,922,911 across 5 Drug Manufacturers - General names. MRK ranks #5 (1.2% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	NVO	Novo Nordisk A S	316,200	$15,158,628
2	ABBV	AbbVie Inc.	5,152	$1,296,449
3	NVS	Novartis AG	5,540	$868,228
4	BMY	Bristol Myers Squibb Co	6,615	$381,156
5	MRK	Merck & Co., Inc. This page	1,700	$218,450

14 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$218,450	1,700	0.0%	Shares	Sole	2026-07-23
2026-03-31	$204,493	1,700	-37.2%	Shares	Sole	2026-04-21
2024-12-31	$269,192	2,706	-35.7%	Shares	Sole	2025-01-23
2024-09-30	$477,633	4,206	+2.4%	Shares	Sole	2024-10-15
2024-06-30	$508,322	4,106	0.0%	Shares	Sole	2024-07-24
2024-03-31	$541,786	4,106	+13.9%	Shares	Sole	2024-04-18
2023-12-31	$393,126	3,606	0.0%	Shares	Sole	2024-01-16
2023-09-30	$371,237	3,606	-14.3%	Shares	Sole	2023-10-10
2023-06-30	$485,330	4,206	0.0%	Shares	Sole	2023-07-17
2023-03-31	$447,476	4,206	0.0%	Shares	Sole	2023-04-20
2022-12-31	$466,655	4,206	-10.6%	Shares	Sole	2023-01-24
2022-09-30	$405,280	4,706	+9.4%	Shares	Sole	2022-10-31
2022-06-30	$392,031	4,300	0.0%	Shares	Sole	2022-07-29
2022-03-31	$352,815	4,300	—	Shares	Sole	2022-04-26
No filing history on record for this holder in this stock.