RMD D RESMED INC COMMON STOCK

Ownership history in MARSHALL WACE, LLP  ·  32 quarters on record

AI Ownership Summary

MARSHALL WACE, LLP reported D RESMED INC COMMON STOCK (RMD) in 32 quarterly 13F filings from 2023 Q3 through 2025 Q3. Peak portfolio weight reached 0.21% in 2023 Q3. The latest visible filing shows RMD at 0.09% 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 RMD ownership page tells you

This page is designed to answer the real investor question behind a 13F filing: how meaningful was MARSHALL WACE, LLP's position in D RESMED INC COMMON STOCK, 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 Q3

RMD was reported at 0.09% of portfolio in the most recent visible filing.

High-water mark
Peak Conviction
0.21% in 2023 Q3

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

Time in book
Holding Window
2023 Q3 to 2025 Q3

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 MARSHALL WACE, LLP held RMD — position size vs. price
% of Fund (quarterly)    RMD price (quarter-end, indexed to 100)
📋 Quarterly Holdings History 8 quarters  
Quarter Action Shares Change Chg % % of Fund Mkt Value Filed Price (Filed)
2025 Q3 ADDED 310,987 +298,412 +2373.1% 0.09% $85.1M 2025-11-13 $251.53
2025 Q2 REDUCED 12,575 -543,857 -97.7% 0.00% $3.2M 2025-08-13 $286.33
2025 Q1 ADDED 556,432 +548,581 +6987.4% 0.16% $124.6M 2025-05-15 $246.90
2024 Q4 REDUCED 7,851 -395,621 -98.1% 0.00% $1.8M 2025-02-13 $237.35
2024 Q3 REDUCED 403,472 -275 -0.1% 0.12% $98.5M 2024-11-14 $228.86
2024 Q2 ADDED 403,747 +343,556 +570.8% 0.10% $77.3M 2024-08-14 $218.74
2023 Q4 REDUCED 60,191 -626,702 -91.2% 0.02% $10.4M 2024-02-14 $177.34
2023 Q3 ADDED 686,893 +339,755 +97.9% 0.21% $101.6M 2023-11-14 $144.32
24 older quarters hidden  —  Sign in free or upgrade to Premium to see full history

FAQ About MARSHALL WACE, LLP and RMD

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

How long has MARSHALL WACE, LLP reported owning RMD?

MARSHALL WACE, LLP reported RMD across 8 quarterly 13F filings, from 2023 Q3 through 2025 Q3.

What was the largest reported RMD position in MARSHALL WACE, LLP's portfolio?

The largest reported portfolio weight for RMD was 0.21% in 2023 Q3.

What is the latest reported RMD position on this page?

The most recent filing on this page is 2025 Q3, when MARSHALL WACE, LLP reported 310,987 shares, equal to 0.09% of portfolio, with an estimated market value of $85.1M.

What does the chart on this RMD ownership page compare?

The chart compares MARSHALL WACE, LLP's quarterly RMD 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.

← Back to MARSHALL WACE, LLP Holdings