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DIMENSIONAL FUND ADVISORS LP

Position in MRK — Merck & Co., Inc.

CIK 354204 AUSTIN, TX

Position in MRK

as of Jun 30, 2026 · filed Aug 11, 2026
Position Value
$2,247,013,450
+$387,806,521 QoQ
Shares Held
17,486,486
+13.1% QoQ
Ownership
0.709%
of shares outstanding
% of Portfolio
0.41%
of 13F equity value
Holder Rank
#22
of 3,778 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority Sole 81% Shared 11% None 7%

Common Shares in MRK Over Time

Shares Held

Position Value (USD)

Position in Drug Manufacturers - General

Healthcare · as of Jun 30, 2026

DIMENSIONAL FUND ADVISORS LP holds $19,386,650,383 across 15 Drug Manufacturers - General names. MRK ranks #3 (11.6% of the industry book) .

# Ticker Company Shares Value (USD) Open
3 MRK
Merck & Co., Inc.
This page
17,486,486 $2,247,013,450

All Filings in MRK

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26 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $2,247,013,450 17,486,486
2026-03-31 $1,859,206,929 15,456,039
2025-12-31 $1,314,295,620 12,486,183
2025-09-30 $912,954,783 10,877,574
2025-06-30 $840,927,919 10,623,142
2025-03-31 $979,661,014 10,914,227
2024-12-31 $1,151,733,180 11,577,535
2024-09-30 $805,995,277 7,097,528
2024-06-30 $767,798,436 6,201,926
2024-03-31 $761,463,919 5,770,852
2023-12-31 $647,527,013 5,939,525
2023-09-30 $900,522,487 8,747,183
2023-06-30 $1,111,634,718 9,633,718
2023-03-31 $1,011,055,126 9,503,291
2022-12-31 $1,027,653,291 9,262,310
2022-09-30 $756,658,413 8,786,094
2022-06-30 $709,421,756 7,781,307
2022-03-31 $618,093,726 7,533,135
2021-12-31 $694,775,244 9,065,439
2021-09-30 $735,475,016 9,791,972
2021-06-30 $770,993,737 9,913,768
2021-03-31 $782,198,269 10,146,554
2020-12-31 $833,058,269 10,184,091
2020-09-30 $857,760,549 10,340,689
2020-06-30 $770,451,729 9,963,163
2020-03-31 $733,456,173 9,532,837