Renaissance Technologies’s RMD Holdings & Trades

First Buy
Q3 2013
Duration Held
49 Quarters
Largest Add
Q3 2015
+1.36 M shares
Current Position
58,000 shares
$15.88 M value

Renaissance Technologies's RMD Position Overview

Renaissance Technologies (via Renaissance Technologies LLC) currently holds 58.0K shares of ResMed Inc. (RMD) worth $15.88 M, representing 0.02% of the portfolio. First purchased in 2013-Q3, this long-term strategic position has been held for 49 quarters.

Based on 13F filings since 2013, Renaissance Technologies has maintained a long-term strategic position in RMD, representing a significant commitment to this investment thesis. Largest addition occurred in Q3 2015, adding 1.3M shares. Largest reduction occurred in Q4 2016, reducing 1.0M shares.

Analysis based on 13F filings available since 2013 Q2

Renaissance Technologies's ResMed (RMD) Holding Value Over Time

Track share changes against reported price movement

Quarterly ResMed (RMD) Trades by Renaissance Technologies

Period Bought/Sold (Sh.) % Change Qtr. End Shares Reported Price
Q3 2013 +692,100 New Buy 692,100 $52.82
Q4 2013 -72,300 Reduce 10.45% 619,800 $47.08
Q1 2014 -605,000 Reduce 97.61% 14,800 $44.66
Q2 2014 -14,800 Sold Out 14,800 $0.00
Q4 2014 +452,900 New Buy 452,900 $56.06
Q1 2015 -369,800 Reduce 81.65% 83,100 $71.78
Q2 2015 -83,100 Sold Out 83,100 $0.00
Q3 2015 +1.36 M New Buy 1.36 M $50.96
Q4 2015 -94,900 Reduce 6.97% 1.27 M $53.69
Q1 2016 +17,000 Add 1.34% 1.28 M $57.82
Q2 2016 -494,400 Reduce 38.53% 788,700 $63.23
Q3 2016 +632,900 Add 80.25% 1.42 M $64.79
Q4 2016 -1.04 M Reduce 72.90% 385,300 $62.05
Q1 2017 -352,600 Reduce 91.51% 32,700 $71.96
Q2 2017 -32,700 Sold Out 32,700 $0.00
Q3 2017 +46,500 New Buy 46,500 $76.97
Q4 2017 +235,734 Add 506.95% 282,234 $84.96
Q1 2018 -100,911 Reduce 35.75% 181,323 $97.48
Q2 2018 +118,928 Add 65.59% 300,251 $103.72
Q3 2018 +447,649 Add 149.09% 747,900 $115.34
Q4 2018 -414,476 Reduce 55.42% 333,424 $113.54
Q1 2019 -333,424 Sold Out 333,424 $0.00
Q2 2019 +29,369 New Buy 29,369 $120.50
Q3 2019 -22,269 Reduce 75.82% 7,100 $135.07
Q4 2019 +121,446 Add 1710.51% 128,546 $154.91
Q1 2020 -128,546 Sold Out 128,546 $0.00
Q3 2020 +13,100 New Buy 13,100 $171.45
Q4 2020 -9,893 Reduce 75.52% 3,207 $209.54
Q1 2021 +3,680 Add 114.75% 6,887 $191.96
Q2 2021 -6,887 Sold Out 6,887 $0.00
Q3 2021 +1,972 New Buy 1,972 $269.27
Q4 2021 +35,266 Add 1788.34% 37,238 $260.19
Q1 2022 -16,503 Reduce 44.32% 20,735 $242.78
Q2 2022 +21,913 Add 105.68% 42,648 $210.02
Q3 2022 +3,908 Add 9.16% 46,556 $217.93
Q4 2022 +178,340 Add 383.07% 224,896 $0.21
Q1 2023 -95,696 Reduce 42.55% 129,200 $0.22
Q2 2023 +261,500 Add 202.40% 390,700 $0.22
Q3 2023 +14,500 Add 3.71% 405,200 $147.87
Q4 2023 -405,200 Sold Out 405,200 $0.00
Q2 2024 +219,600 New Buy 219,600 $191.42
Q3 2024 -135,600 Reduce 61.75% 84,000 $244.12
Q4 2024 +163,700 Add 194.88% 247,700 $228.69
Q1 2025 -193,700 Reduce 78.20% 54,000 $223.85
Q2 2025 +49,000 Add 90.74% 103,000 $258.00
Q3 2025 -45,000 Reduce 43.69% 58,000 $273.73

Renaissance Technologies's ResMed Investment FAQs

Renaissance Technologies first purchased ResMed Inc. (RMD) in Q3 2013, acquiring 692,100 shares, as reported in their 13F filing for that period. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.

Renaissance Technologies has held ResMed Inc. (RMD) for 49 quarters since Q3 2013. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.

Renaissance Technologies's largest addition to ResMed Inc. (RMD) was in Q3 2015, adding 1,361,000 shares worth $69.36 M. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.

According to the latest 13F filing for Q3 2025, Renaissance Technologies's firm, Renaissance Technologies LLC, owns 58,000 shares of ResMed Inc. (RMD), valued at approximately $15.88 M. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.

As of the Q3 2025 filing, ResMed Inc. (RMD) represents approximately 0.02% of Renaissance Technologies's publicly disclosed stock portfolio, making it one of their key holdings. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.

Renaissance Technologies's peak holding in ResMed Inc. (RMD) was 1,421,600 shares, as reported at the end of Q3 2016. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.