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Merck & Co shares owned by Summa Corp.

Quarter-by-quarter ownership of Merck & Co (MRK) shares owned by Summa Corp. from 13F filings

Historical chart of Summa Corp. investment in Merck & Co

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All positions including Merck & Co held by Summa Corp. consolidated in one spreadsheet with up to 7 years of data

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Quarterly reported holdings in Merck & Co by Summa Corp.

Quarter filed Position value Share count Share price at filing
2025-09-30 $410k 4.9k 83.93
2025-06-30 $424k 5.4k 79.16
2025-03-31 $438k 4.9k 89.76
2024-12-31 $506k 5.1k 99.51