MRK MERCK & CO COM

Ownership history in PAYDEN & RYGEL  ·  54 quarters on record

AI Ownership Summary

PAYDEN & RYGEL reported MERCK & CO COM (MRK) in 54 quarterly 13F filings from 2023 Q4 through 2025 Q4. Peak portfolio weight reached 1.62% in 2024 Q3. The latest visible filing shows MRK at 1.44% of the fund.

This page tracks quarterly shares, estimated market value, portfolio weight, filing dates, and disclosure-aligned stock prices directly from SEC EDGAR 13F filings. Older history is available after unlock; the visible window still shows the most recent pattern.

What this MRK ownership page tells you

This page is designed to answer the real investor question behind a 13F filing: how meaningful was PAYDEN & RYGEL's position in MERCK & CO COM, and how did that conviction change over time? You can read the holding window, peak weight, latest reported size, disclosure timing, and quarter-by-quarter changes without piecing the story together from raw SEC rows.

Freshest filing
Latest Reported Filing
2025 Q4

MRK was reported at 1.44% of portfolio in the most recent visible filing.

High-water mark
Peak Conviction
1.62% in 2024 Q3

Peak weight helps separate a token disclosure from a real conviction holding the fund genuinely cared about.

Time in book
Holding Window
2023 Q4 to 2025 Q4

Longer holding windows often tell a very different story from short-lived tactical trades or one-quarter experiments.

Decision context
Why It Matters
Position size beats headlines

Knowing that a fund owned a stock is useful. Knowing whether it was a 0.20% placeholder or a true high-conviction position is where the signal actually starts.

How PAYDEN & RYGEL held MRK — position size vs. price
% of Fund (quarterly)    MRK price (quarter-end, indexed to 100)
📋 Quarterly Holdings History 7 quarters  
Quarter Action Shares Change Chg % % of Fund Mkt Value Filed Price (Filed)
2025 Q4 ADDED 198,100 +190 +0.1% 1.44% $20.9M 2026-02-14 (Est.) $120.52
2025 Q3 ADDED 197,910 +194,200 +5234.5% 1.38% $16.6M 2025-11-10 $85.38
2025 Q2 REDUCED 3,710 -3,700 -49.9% 0.02% $294K 2025-08-07 $78.33
2025 Q1 REDUCED 7,410 -104,140 -93.4% 0.06% $665K 2025-05-15 $72.18
2024 Q4 REDUCED 111,550 -73,600 -39.8% 0.96% $11.1M 2025-02-13 $80.76
2024 Q3 ADDED 185,150 +18,300 +11.0% 1.62% $21.0M 2024-11-08 $97.68
2023 Q4 REDUCED 166,850 -29,100 -14.9% 1.26% $18.2M 2024-02-13 $116.81
47 older quarters hidden  —  Sign in free or upgrade to Premium to see full history

FAQ About PAYDEN & RYGEL and MRK

These are the practical questions this page is built to answer before you even open the full history table.

How long has PAYDEN & RYGEL reported owning MRK?

PAYDEN & RYGEL reported MRK across 7 quarterly 13F filings, from 2023 Q4 through 2025 Q4.

What was the largest reported MRK position in PAYDEN & RYGEL's portfolio?

The largest reported portfolio weight for MRK was 1.62% in 2024 Q3.

What is the latest reported MRK position on this page?

The most recent filing on this page is 2025 Q4, when PAYDEN & RYGEL reported 198,100 shares, equal to 1.44% of portfolio, with an estimated market value of $20.9M.

What does the chart on this MRK ownership page compare?

The chart compares PAYDEN & RYGEL's quarterly MRK portfolio weight with the stock's indexed share price, so you can see whether the fund was building, trimming, or holding the position as price moved.

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