Renaissance Technologies's MMC Position Overview
Renaissance Technologies (via Renaissance Technologies LLC) currently holds 1.12 M shares of Marsh & McLennan Companies, Inc. (MMC) worth $225.77 M, representing 0.30% of the portfolio. First purchased in 2013-Q2, this long-term strategic position has been held for 50 quarters.
Based on 13F filings since 2013, Renaissance Technologies has maintained a long-term strategic position in MMC, representing a significant commitment to this investment thesis. Largest addition occurred in Q1 2021, adding 789,600 shares. Largest reduction occurred in Q3 2013, reducing 1.08 M shares.
Analysis based on 13F filings available since 2013 Q2
Renaissance Technologies's Marsh & McLennan Companies (MMC) Holding Value Over Time
Track share changes against reported price movement
Quarterly Marsh & McLennan Companies (MMC) Trades by Renaissance Technologies
| Period | Bought/Sold (Sh.) | % Change | Qtr. End Shares | Reported Price |
|---|---|---|---|---|
| Q2 2013 | +1.12 M | Add 0.00% | 1.12 M | $39.92 |
| Q3 2013 | -1.08 M | Reduce 97.00% | 33,500 | $43.55 |
| Q4 2013 | -33,500 | Sold Out | 33,500 | $0.00 |
| Q4 2014 | +4,400 | New Buy | 4,400 | $57.27 |
| Q1 2015 | +338,500 | Add 7693.18% | 342,900 | $56.09 |
| Q2 2015 | -268,100 | Reduce 78.19% | 74,800 | $56.70 |
| Q3 2015 | -74,800 | Sold Out | 74,800 | $0.00 |
| Q3 2016 | +754,500 | New Buy | 754,500 | $67.25 |
| Q4 2016 | +240,600 | Add 31.89% | 995,100 | $67.59 |
| Q1 2017 | -690,900 | Reduce 69.43% | 304,200 | $73.89 |
| Q2 2017 | -190,500 | Reduce 62.62% | 113,700 | $77.96 |
| Q3 2017 | -113,700 | Sold Out | 113,700 | $0.00 |
| Q1 2018 | +75,700 | New Buy | 75,700 | $82.59 |
| Q2 2018 | +187,200 | Add 247.29% | 262,900 | $81.97 |
| Q3 2018 | -262,900 | Sold Out | 262,900 | $0.00 |
| Q1 2019 | +283,400 | New Buy | 283,400 | $93.90 |
| Q2 2019 | +129,800 | Add 45.80% | 413,200 | $99.75 |
| Q3 2019 | -413,200 | Sold Out | 413,200 | $0.00 |
| Q2 2020 | +163,000 | New Buy | 163,000 | $107.37 |
| Q3 2020 | -81,500 | Reduce 50.00% | 81,500 | $114.70 |
| Q4 2020 | +3,800 | Add 4.66% | 85,300 | $117.00 |
| Q1 2021 | +789,600 | Add 925.67% | 874,900 | $121.80 |
| Q2 2021 | -536,900 | Reduce 61.37% | 338,000 | $140.68 |
| Q3 2021 | -257,000 | Reduce 76.04% | 81,000 | $151.43 |
| Q4 2021 | +108,501 | Add 133.95% | 189,501 | $173.82 |
| Q1 2022 | +242,600 | Add 128.02% | 432,101 | $170.42 |
| Q2 2022 | +240,900 | Add 55.75% | 673,001 | $155.25 |
| Q3 2022 | -350,000 | Reduce 52.01% | 323,001 | $149.29 |
| Q4 2022 | -33,800 | Reduce 10.46% | 289,201 | $0.17 |
| Q1 2023 | -163,800 | Reduce 56.64% | 125,401 | $0.17 |
| Q2 2023 | +5,299 | Add 4.23% | 130,700 | $0.19 |
| Q3 2023 | -130,700 | Sold Out | 130,700 | $0.00 |
| Q4 2023 | +362,400 | New Buy | 362,400 | $189.47 |
| Q1 2024 | -82,381 | Reduce 22.73% | 280,019 | $205.98 |
| Q2 2024 | +59,581 | Add 21.28% | 339,600 | $210.72 |
| Q3 2024 | -29,700 | Reduce 8.75% | 309,900 | $223.09 |
| Q4 2024 | +193,200 | Add 62.34% | 503,100 | $212.41 |
| Q1 2025 | +115,900 | Add 23.04% | 619,000 | $244.03 |
| Q2 2025 | +354,931 | Add 57.34% | 973,931 | $218.64 |
| Q3 2025 | +146,369 | Add 15.03% | 1.12 M | $201.53 |
Renaissance Technologies's Marsh & McLennan Companies Investment FAQs
Renaissance Technologies first purchased Marsh & McLennan Companies, Inc. (MMC) in Q2 2013, acquiring 1,116,500 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 Marsh & McLennan Companies, Inc. (MMC) for 50 quarters since Q2 2013. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
Renaissance Technologies's largest addition to Marsh & McLennan Companies, Inc. (MMC) was in Q2 2013, adding 1,116,500 shares worth $44.57 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 1,120,300 shares of Marsh & McLennan Companies, Inc. (MMC), valued at approximately $225.77 M. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
As of the Q3 2025 filing, Marsh & McLennan Companies, Inc. (MMC) represents approximately 0.30% 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 Marsh & McLennan Companies, Inc. (MMC) was 1,120,300 shares, as reported at the end of Q3 2025. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.