Berkshire Hathaway (Warren Buffett) — MRSH Trade History

Quarter-by-quarter changes in the MARSH & MCLENNAN COS INC position · CUSIP 571748102
Sold outFirst seen: 2020 Q4
QuarterFiledActivitySharesΔ SharesΔ %Value% Port.
2026 Q22026-08-14
2026 Q12026-05-15
2025 Q42026-02-17
2025 Q32025-11-14
2025 Q22025-08-14
2025 Q12025-08-14
2024 Q42025-02-14
2024 Q32024-11-14
2024 Q22024-08-14
2024 Q12024-05-15
2023 Q32024-05-15
2023 Q42024-05-15
2023 Q22023-08-14Sold out-404,911-100.0%
2023 Q12023-05-15Hold404,9110.0%$67.4M0.02%
2022 Q42023-02-14Hold404,9110.0%$67.0M0.02%
2022 Q32022-11-14Hold404,9110.0%$60.4M0.02%
2022 Q22022-08-15Hold404,9110.0%$62.9M0.02%
2022 Q12022-05-16Hold404,9110.0%$69.0M0.02%
2021 Q42022-02-14Reduce404,911-2,336,844-85.2%$70.4M0.02%
2021 Q32021-11-15Reduce2,741,755-1,454,937-34.7%$415.2M0.14%
2021 Q22021-08-16Reduce4,196,692-1,090,834-20.6%$590.4M0.20%
2021 Q12021-05-17Add5,287,5261,921,019+57.1%$644.0M0.24%
2020 Q32021-02-16Reduce3,366,507-901,318-21.1%$386.1M5.48%
2020 Q42021-02-16New4,267,8254,267,825$499.3M0.18%
2020 Q22020-08-14
2020 Q12020-05-15
2019 Q42020-02-14
2019 Q32019-11-14
2019 Q22019-08-14
2019 Q12019-05-15
2018 Q42019-02-14
2018 Q32018-11-14
2018 Q22018-08-14
2018 Q12018-05-15
2017 Q42018-02-14
2017 Q32017-11-14
2017 Q22017-08-14
2017 Q12017-05-15
2016 Q42017-02-14

Share counts are split-adjusted. Time held counts consecutive quarters ending with the latest filing; more than ten years shows as ">10 Years".

13F data shows quarter-end positions, is delayed by up to 45 days and covers only long positions in US-listed securities; short positions, most derivatives and non-US assets are not reported.