Penbrook Management’s Merck MRK Stock Holding History

Penbrook Management’s Portfolio MRK Stock Details MRK Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$218K	Hold	1,700	–	–	0.14%	90
2026 Q1	$204K	Buy	+1,700	New	+$196K	0.15%	84
2025 Q1	–	Sell	-2,706	Closed	-$269K	–	110
2024 Q4	$269K	Sell	2,706 -1,500	-36%	-$155K	0.18%	87
2024 Q3	$478K	Buy	4,206 +100	+2%	+$11.9K	0.31%	64
2024 Q2	$508K	Hold	4,106	–	–	0.31%	63
2024 Q1	$542K	Buy	4,106 +500	+14%	+$61.6K	0.34%	67
2023 Q4	$393K	Hold	3,606	–	–	0.26%	74
2023 Q3	$371K	Sell	3,606 -600	-14%	-$64.7K	0.27%	75
2023 Q2	$485K	Hold	4,206	–	–	0.35%	68
2023 Q1	$447K	Hold	4,206	–	–	0.34%	68
2022 Q4	$467K	Sell	4,206 -500	-11%	-$51.1K	0.4%	67
2022 Q3	$405K	Buy	4,706 +406	+9%	+$36.2K	0.35%	71
2022 Q2	$392K	Hold	4,300	–	–	0.31%	76
2022 Q1	$353K	Buy	+4,300	New	+$339K	0.23%	85

Other funds holding MRK

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Charles Schwab San Francisco, California $751B AUM 38.74% 1-Year Est. Return

Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return

Penbrook Management's MRK Position: Q2 2026 in Review

Penbrook Management held its Merck (MRK) position steady in Q2 2026 at 1,700 shares worth $218K. The position accounts for 0.14% of the portfolio, ranked #90.

Penbrook Management first reported a position in MRK in Q1 2022 and has held it in 14 quarters since. The position peaked at $542K in Q1 2024. 3,818 funds tracked by Wall St. Rank hold MRK as of Q2 2026.

Penbrook Management held 1,700 shares of Merck worth $218K as of Q2 2026.
Penbrook Management left its Merck share count unchanged in Q2 2026.
Merck made up 0.14% of Penbrook Management's portfolio in Q2 2026, its #90 holding.
Penbrook Management first reported a position in Merck in Q1 2022 and has held it in 14 quarters since.
Penbrook Management's Merck position peaked at $542K in Q1 2024.
3,818 funds tracked by Wall St. Rank held Merck as of Q2 2026.

Based on Penbrook Management's 13F filing for Q2 2026, filed 23 Jul 2026.