Renaissance Technologies’s MDY Holdings & Trades

First Buy
Q2 2018
Duration Held
30 Quarters
Largest Add
Q4 2024
+17,200 Shares
Current Position
5,200 Shares
$3.1 M Value

Renaissance Technologies's MDY Position Overview

Renaissance Technologies (via Renaissance Technologies LLC) currently holds 5,200 shares of SPDR S&P Midcap 400 ETF Trust (MDY) worth $3.1 M, representing 0.00% of the portfolio. First purchased in 2018-Q2, this long-term strategic position has been held for 30 quarters.

Based on 13F filings, Renaissance Technologies has maintained a strategic position in MDY, demonstrating sustained confidence in this investment. Largest addition occurred in Q4 2024, adding 11,400 shares. Largest reduction occurred in Q2 2025, reducing 9,800 shares.

Analysis based on 13F filings available since 2013 Q2

Renaissance Technologies's SPDR S&P Midcap 400 ETF Trust (MDY) Holding Value Over Time

Track share changes against reported price movement

Quarterly SPDR S&P Midcap 400 ETF Trust (MDY) Trades by Renaissance Technologies

Period Bought/Sold (Sh.) % Change Qtr. End Shares Reported Price
Q2 2018 +8,400 New Buy 8,400 $355.00
Q3 2018 -6,000 Reduce 71.43% 2,400 $367.50
Q4 2018 +700 Add 29.17% 3,100 $302.58
Q1 2019 -3,100 Sold Out 3,100 $0.00
Q2 2019 +1,900 New Buy 1,900 $354.74
Q3 2019 -1,200 Reduce 63.16% 700 $352.86
Q4 2019 -700 Sold Out 700 $0.00
Q2 2020 +2,600 New Buy 2,600 $324.62
Q3 2020 -2,600 Sold Out 2,600 $0.00
Q2 2021 +13,400 New Buy 13,400 $491.04
Q3 2021 -13,400 Sold Out 13,400 $0.00
Q1 2022 +6,800 New Buy 6,800 $490.44
Q2 2022 -3,700 Reduce 54.41% 3,100 $413.55
Q3 2022 -1,200 Reduce 38.71% 1,900 $401.58
Q4 2022 +2,300 Add 121.05% 4,200 $0.44
Q1 2023 -4,200 Sold Out 4,200 $0.00
Q3 2023 +5,800 New Buy 5,800 $456.72
Q4 2023 -5,800 Sold Out 5,800 $0.00
Q4 2024 +17,200 New Buy 17,200 $569.58
Q1 2025 -3,700 Reduce 21.51% 13,500 $533.48
Q2 2025 -9,800 Reduce 72.59% 3,700 $566.48
Q3 2025 +1,500 Add 40.54% 5,200 $596.03

Renaissance Technologies's SPDR S&P Midcap 400 ETF Trust Investment FAQs

Renaissance Technologies first purchased SPDR S&P Midcap 400 ETF Trust (MDY) in Q2 2018, acquiring 8,400 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 SPDR S&P Midcap 400 ETF Trust (MDY) for 30 quarters since Q2 2018. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.

Renaissance Technologies's largest addition to SPDR S&P Midcap 400 ETF Trust (MDY) was in Q4 2024, adding 17,200 shares worth $9.8 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 5,200 shares of SPDR S&P Midcap 400 ETF Trust (MDY), valued at approximately $3.1 M. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.

As of the Q3 2025 filing, SPDR S&P Midcap 400 ETF Trust (MDY) represents approximately 0.00% 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 SPDR S&P Midcap 400 ETF Trust (MDY) was 17,200 shares, as reported at the end of Q4 2024. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.