Viking Fund Management LLC Merck & Co., Inc. Transaction History

Viking Fund Management LLC

$787 Million
Q3 2025

A detailed history of Viking Fund Management LLC transactions in Merck & Co., Inc. stock. As of the latest transaction made, Viking Fund Management LLC holds 100,000 shares of MRK stock, worth $9.29 Million. This represents 1.07% of its overall portfolio holdings.

Number of Shares

100,000

Previous 81,000 23.46%

Holding current value

$9.29 Million

Previous $6.41 Million 30.92%

% of portfolio

1.07%

Previous 0.93%

23 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q3 2025 Oct 10, 2025	BUY	$77.6 - $87.37 $1.47 Million - $1.66 Million	19,000 Added 23.46%	100,000 $8.39 Million
Q2 2025 Jul 11, 2025	SELL	$73.47 - $87.12 $1.4 Million - $1.66 Million	-19,000 Reduced 19.0%	81,000 $6.41 Million
Q4 2024 Jan 17, 2025	BUY	$96.31 - $114.76 $3.76 Million - $4.48 Million	39,000 Added 63.93%	100,000 $9.95 Million
Q3 2024 Oct 11, 2024	SELL	$111.15 - $128.97 $444,600 - $515,880	-4,000 Reduced 6.15%	61,000 $6.93 Million
Q2 2024 Jul 16, 2024	SELL	$123.8 - $132.96 $990,400 - $1.06 Million	-8,000 Reduced 10.96%	65,000 $8.05 Million

Q1 2024 Apr 15, 2024	SELL	$113.24 - $131.95 $905,920 - $1.06 Million	-8,000 Reduced 9.88%	73,000 $9.63 Million
Q2 2023 Jul 20, 2023	BUY	$108.61 - $118.38 $434,440 - $473,520	4,000 Added 5.19%	81,000 $9.35 Million
Q1 2023 Apr 17, 2023	BUY	$102.94 - $114.86 $514,700 - $574,300	5,000 Added 6.94%	77,000 $8.19 Million
Q4 2022 Feb 02, 2023	SELL	$87.44 - $112.11 $349,760 - $448,440	-4,000 Reduced 5.26%	72,000 $7.99 Million
Q3 2022 Oct 12, 2022	BUY	$84.53 - $94.96 $338,120 - $379,840	4,000 Added 5.56%	76,000 $6.55 Million
Q1 2022 Apr 28, 2022	BUY	$73.51 - $82.4 $294,040 - $329,600	4,000 Added 5.88%	72,000 $5.91 Million
Q3 2021 Oct 18, 2021	BUY	$71.68 - $78.83 $143,360 - $157,660	2,000 Added 3.03%	68,000 $5.11 Million
Q2 2021 Jul 19, 2021	BUY	$70.31 - $77.77 $1.83 Million - $2.02 Million	26,000 Added 65.0%	66,000 $5.13 Million
Q1 2021 Apr 26, 2021	BUY	$68.86 - $81.11 $550,880 - $648,880	8,000 Added 25.0%	40,000 $3.08 Million
Q4 2020 Jan 21, 2021	SELL	$71.77 - $79.65 $574,160 - $637,200	-8,000 Reduced 20.0%	32,000 $2.62 Million
Q3 2020 Oct 13, 2020	SELL	$73.18 - $82.95 $365,900 - $414,750	-5,000 Reduced 11.11%	40,000 $3.32 Million
Q1 2020 Apr 13, 2020	BUY	$63.36 - $87.82 $1.58 Million - $2.2 Million	25,000 Added 125.0%	45,000 $3.46 Million
Q2 2019 Jul 16, 2019	BUY	$69.84 - $81.59 $279,360 - $326,360	4,000 Added 25.0%	20,000 $1.68 Million
Q4 2018 Jan 23, 2019	SELL	$65.24 - $75.71 $978,599 - $1.14 Million	-15,000 Reduced 48.39%	16,000 $1.22 Million
Q3 2018 Oct 09, 2018	SELL	$57.69 - $67.84 $1.44 Million - $1.7 Million	-25,000 Reduced 44.64%	31,000 $2.2 Million
Q1 2018 Apr 12, 2018	BUY	$50.96 - $59.23 $203,840 - $236,920	4,000 Added 7.69%	56,000 $3.05 Million
Q4 2017 Jan 19, 2018	BUY	$51.62 - $61.64 $154,860 - $184,920	3,000 Added 6.12%	52,000 $2.93 Million
Q3 2017 Oct 17, 2017	BUY	$58.67 - $63.13 $2.87 Million - $3.09 Million	49,000	49,000 $3.14 Million

Others Institutions Holding MRK

# of Institutions

3,875

Shares Held

1.9B

Call Options Held

30.1M

Put Options Held

27.7M

View Full List

About Merck & Co., Inc.

Ticker MRK
Exchange NYSE
Sector Healthcare
Industry Drug Manufacturers—General
Shares Outstandng 2,533,280,000
Market Cap $235B
Description
Merck & Co., Inc. operates as a healthcare company worldwide. It operates through two segments, Pharmaceutical and Animal Health. The Pharmaceutical segment offers human health pharmaceutical products in the areas of oncology, hospital acute care, immunology, neuroscience, virology, cardiovascular, and diabetes, as well as vaccine products, ...

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Viking Fund Management LLC Merck & Co., Inc. Transaction History