Merck & Co., Inc.
MX ˙ BMV ˙ US58933Y1055
SecurityMX:MRK / Merck & Co., Inc.
Institution44 Wealth Management Llc
Latest Disclosed Ownership14,315 shares
Latest Disclosed Value $ 1,721,951
44 Wealth Management Llc ownership in MRK / Merck & Co., Inc.

On May 15, 2026 - 44 Wealth Management Llc filed a 13F-HR form disclosing ownership of 14,315 shares of Merck & Co., Inc. (MX:MRK) valued at $1,721,951 USD as of March 31, 2026. The entity filed a previous 13F-HR on February 9, 2026 disclosing 0 shares of Merck & Co., Inc..

Institutional Ownership: 13F and NPORT Filings

The Security and Class in the table below are shown exactly as filed by the investor. We do our best to track continuity of investments through acquisitions, and this will be reflected in the table as changes in names. In addition to descriptive data, performance of the investment is shown over time. To calculate quarterly performance, we first calculate cost basis of the shares purchased during the quarter, then use that to calculate gross profit. Quarterly return is Gross Profit / Starting Portfolio value.

Note that cost basis is calculated and stored in thousands, so small quarterly changes in shares frequently result in a cost basis of zero.

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Disclosed Equity Positions (from 13F/NPORT Filings)
File
Date
Effective
Date
Form Security Class ID Avg Price
Paid (Est)
Reported
Shares
ΔShares ΔShares
(%)
Reported
Value
(x1000)
ΔValue
(%)
Alloc
(%)
ΔAlloc ΔAlloc (%) Cost Basis
(x1000)
Unrealized
Gain/Loss
(x1000)
2026-05-15 2026-03-31 13F MERCK COM 58933Y105 14,315 14,315 1,722 0.6024
2026-02-09 2025-12-31 13F MERCK COM 58933Y105 0 -3,910 -100.00 0 -100.00
2025-11-14 2025-09-30 13F MERCK COM 58933Y105 3,910 1 0.03 328 6.15 0.1114
2025-08-15 2025-06-30 13F MERCK COM 58933Y105 3,909 -1,113 -22.16 309 -31.33 0.1096
2025-04-29 2025-03-31 13F MERCK COM 58933Y105 5,022 -158 -3.05 451 -12.62 0.1692
2025-02-03 2024-12-31 13F MERCK COM 58933Y105 5,180 -45 -0.86 515 -7.21 0.1981
2024-10-25 2024-09-30 13F MERCK COM 58933Y105 5,225 -26,383 -83.47 556 -84.78 0.1956
2023-07-18 2023-06-30 13F MERCK COM 58933Y105 31,608 429 1.38 3,647 9.95 1.2447
2023-04-20 2023-03-31 13F MERCK COM 58933Y105 31,179 1,426 4.79 3,317 0.48 1.1227
2023-01-20 2022-12-31 13F MERCK COM 58933Y105 29,753 4,098 15.97 3,301 49.43 1.1414
2022-10-12 2022-09-30 13F MERCK COM 58933Y105 25,655 3,414 15.35 2,209 8.93 0.9090
2022-07-22 2022-06-30 13F MERCK COM 58933Y105 22,241 2,073 10.28 2,028 22.54 0.7843
2022-04-18 2022-03-31 13F MERCK & CO. COM 58933Y105 20,168 15,479 330.11 1,655 361.00 0.5970
2022-01-13 2021-12-31 13F MERCK COM 58933Y105 4,689 -2,290 -32.81 359 -31.49 0.1246
2021-10-20 2021-09-30 13F MERCK COM 58933Y105 6,979 2,141 44.25 524 39.36 0.2005
2021-07-19 2021-06-30 13F MERCK COM 58933Y105 4,838 2,147 79.78 376 81.64 0.1447
2021-05-18 2021-03-31 13F MERCK & CO. COM 58933Y105 2,691 -6,292 -70.04 207 -71.84 0.0866
2021-03-05 2020-12-31 13F MERCK & CO. COM 58933Y105 8,983 8,983 735 0.3346
Legend
Shares
The total number of shares held by the institution at the end of the reporting period (the effective date). This is provided in the filing.
Value
The total value of the shares as of the effective date. This is provided in the filing.
Avg. Share Price
The weighted average share price of the shares held by the institution. We use FIFO accounting to determine this price
Class
This is the security class as indicated by the filer. There are a variety of values for this field. Common values include "EC" = equity common, "EP" - equity preferred
Allocation (%)
The percent of the institution's portfolio that this position represents. This is provided in NPORT filings. For 13F filings, we calculate it.
Change in Allocation
The change in allocation from the prior reporting period. This is calculated as current allocation - prior allocation.
Change in Allocation (%)
The percent change in allocation from the prior reporting period. This is calculated as (current allocation - prior allocation) / prior allocation.
Cost Basis
The total cost of the shares held. This is calculated as reported shares * avg. share price
Unrealized Gain/Loss
This is the market value of the position as of the effective date minus the cost basis.