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GREAT LAKES ADVISORS, LLC

Position in MRK — Merck & Co., Inc.

CIK 1078013 CHICAGO, IL

Position in MRK

as of Jun 30, 2026 · filed Aug 10, 2026
Position Value
$205,071,992
+$16,290,435 QoQ
Shares Held
1,595,891
+1.7% QoQ
Ownership
0.065%
of shares outstanding
% of Portfolio
1.75%
of 13F equity value
Holder Rank
#133
of 3,769 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority Sole 92% Shared 0% None 8%

Common Shares in MRK Over Time

Shares Held

Position Value (USD)

Position in Drug Manufacturers - General

Healthcare · as of Jun 30, 2026

GREAT LAKES ADVISORS, LLC holds $574,710,667 across 11 Drug Manufacturers - General names. MRK ranks #1 (35.7% of the industry book) .

# Ticker Company Shares Value (USD) Open
1 MRK
Merck & Co., Inc.
This page
1,595,891 $205,071,992

All Filings in MRK

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26 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $205,071,992 1,595,891
2026-03-31 $188,781,557 1,569,387
2025-12-31 $176,532,700 1,677,111
2025-09-30 $137,464,159 1,637,843
2025-06-30 $131,052,149 1,655,535
2025-03-31 $103,669,117 1,154,959
2024-12-31 $113,537,614 1,141,311
2024-09-30 $128,750,010 1,133,762
2024-06-30 $150,395,209 1,214,824
2024-03-31 $194,377,785 1,473,117
2023-12-31 $112,386,534 1,030,880
2023-09-30 $109,401,668 1,062,668
2023-06-30 $118,336,250 1,025,533
2023-03-31 $123,674,118 1,162,460
2022-12-31 $8,271,343 614,012
2022-09-30 $64,008,515 743,248
2022-06-30 $70,032,143 768,149
2022-03-31 $60,726,188 740,112
2021-12-31 $58,217,276 759,620
2021-09-30 $58,928,150 784,558
2021-06-30 $61,185,390 786,748
2021-03-31 $56,237,492 729,504
2020-12-31 $47,647,414 582,487
2020-09-30 $45,866,891 552,946
2020-06-30 $42,365,181 547,849
2020-03-31 $47,420,256 616,328