Investor Merck & Co., Inc.
13D/G Filings

This page shows a list of all the recent 13D/G filings made by Merck & Co., Inc. . Schedule 13D is commonly referred to as a “beneficial ownership report.” The term "beneficial owner" is defined under SEC rules. It includes any person who directly or indirectly shares voting power or investment power (the power to sell the security).

When a person or group of persons acquires beneficial ownership of more than 5% of a voting class of a company’s equity securities, they are required to file a Schedule 13D within ten days after the purchase. Click the link icon to see the full transaction history.

Date Form Target Prev
Shares
Current
Shares
Change
(Percent)
Ownership
(Percent)
Change
(Percent)
2025-02-03 13G/A EVAX / Evaxion A/S - Depositary Receipt (Common Stock) 7,720,588 63,004,142
2024-12-23 13G PSNL / Personalis, Inc. 14,044,943
2024-11-06 13G/A EVAX / Evaxion A/S - Depositary Receipt (Common Stock) 4,595,588 7,720,588
2024-01-23 13G EVAX / Evaxion A/S - Depositary Receipt (Common Stock) 4,595,588
2022-02-02 13G LBPS / 4d Pharma Plc - ADR 12,145,523
2021-03-04 13D / Pandion Therapeutics Inc 11,776,706
2021-01-04 13G YMTX / Yumanity Therapeutics Inc 526,999
2019-12-16 13D ARQL / ArQule, Inc. 17,481,903
2019-04-09 13G NGM / NGM Biopharmaceuticals, Inc. 12,955,016
2019-02-14 13G ALEC / Alector, Inc. 3,545,719
2019-02-14 13G/A VYNE / VYNE Therapeutics Inc. 0
2018-10-04 13G STRO / Sutro Biopharma, Inc. 2,723,509
2018-02-14 13G VYNE / VYNE Therapeutics Inc. 1,243,168
2018-02-13 13G/A BGNE / BeiGene, Ltd. - Depositary Receipt (Common Stock) 31,589,038 0
2017-11-15 13G SPRO / Spero Therapeutics, Inc. 935,942
2017-10-16 13G KALV / KalVista Pharmaceuticals, Inc. 1,070,589
2016-05-11 13D/A VSCP / VirtualScopics, Inc. 0
2016-02-12 13G BGNE / BeiGene, Ltd. - Depositary Receipt (Common Stock) 31,589,038
2014-12-22 13D/A CBST /
2014-08-06 13D/A IDIX / Idenix Pharmaceuticals Inc
2014-08-05 13D/A IDIX / Idenix Pharmaceuticals Inc
2014-07-24 13D/A IDIX / Idenix Pharmaceuticals Inc
2014-07-21 13D/A IDIX / Idenix Pharmaceuticals Inc
2014-07-11 13D/A IDIX / Idenix Pharmaceuticals Inc
2014-07-03 13D/A IDIX / Idenix Pharmaceuticals Inc
2014-06-27 13D/A IDIX / Idenix Pharmaceuticals Inc
2014-06-26 13D/A IDIX / Idenix Pharmaceuticals Inc
2014-06-13 13D IDIX / Idenix Pharmaceuticals Inc 22,477,560