MRK

Merck & Co. Inc.

11 super-investor ownerscombined $2.00Blargest position 4.8%

1 TRIM

11 of the 83 super-investors we track hold MRK, worth a combined $2.00B per their latest 13F filings. The largest position: Kahn Brothers Group at 4.8% of their portfolio. This quarter the cohort logged 0 buys and 1 sell on the name. Conviction score: 39 of 100 (how strongly the cohort backs it) — ranked #135 of 742 stocks.

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Why super-investors own MRK

MRK is held by 11 super-investors in our cohort, with a combined position value of $2.0B. The highest-conviction owner is Kahn Brothers Group at 4.8% of their portfolio. Cohort ownership has grown from 10 to 11 over the last four quarters — net interest is rising. This quarter the cohort registered 1 trimmed.

AI-synthesized from 13F filings. Not investment advice.

Cohort owners over time

2016Q3 → 2026Q2

How many of the cohort members held this stock each quarter.

Now: 11

Peak: 13

Owners (11) · click any column to sort

#↑	Manager	% Port.	History	Value	Shares
1	Bill Nygren	2.1%	8q	$1.55B	12,073,109
2	Joel Greenblatt	0.1%	39q	$248M	1,933,667
3	Sarah Ketterer	1.3%	13q	$123M	954,932
4	Kahn Brothers Group	4.8%	18q	$27M	227,288
5	Prem Watsa	0.8%	23q	$22M	172,900
6	Dodge & Cox Funds	<0.1%	40q	$17M	135,750
7	Mairs & Power Funds	0.1%	40q	$7M	51,519
8	Christopher Bloomstran	0.6%	40q	$6M	44,633
9	Richard Pzena	<0.1%	28q	$323K	2,511
10	David Katz	<0.1%	40q	$215K	1,671
11	Thomas Russo	<0.1%	29q	$211K	1,642