Ticker · CUSIP 58502B106
Holders (tracked)
7
Combined shares
4,042,112
Combined value
$84.61M
Last close
Quarter
2025Q4
Tracked holders · last 8 quarters
-2 vs previous quarter over the last 8.
7122024Q12025Q4

SEC event timeline

16 events
  1. +24,633 shares · 2025Q4
    13F
  2. −88,032 shares · 2025Q4
    13F
  3. −14,392 shares · 2025Q4
    13F
  4. −67,769 shares · 2025Q4
    13F
  5. −169,118 shares · 2025Q4
    13F
  6. +3,790 shares · 2025Q4
    13F
  7. +51,700 shares · 2025Q4
    13F
  8. −281,113 shares · 2025Q3
    13F
  9. +132,263 shares · 2025Q3
    13F
  10. −165,695 shares · 2025Q3
    13F
  11. −483,074 shares · 2025Q3
    13F
  12. +39,672 shares · 2025Q3
    13F
  13. +443,575 shares · 2025Q3
    13F
  14. −2,795 shares · 2025Q3
    13F
  15. +102,100 shares · 2025Q3
    13F
  16. −507,619 shares · 2024Q3
    13F

Insider activity

No insider transactions in the last 30 days.

Who moved on this name in 2025Q4

13F transactions reported for the latest quarter, grouped by direction.
New positions0
Added to3
Exited1

Institutional ownership over time

Distinct super-investors holding this ticker · combined dollar value, by quarter.
QuarterHoldersCombined value
2022Q1
11
$17.01B
2022Q2
9
$15.52B
2022Q3
11
$12.5M
2022Q4
11
$241.4M
2023Q1
15
$256.6M
2023Q2
14
$252.7M
2023Q3
13
$220.6M
2023Q4
11
$163.1M
2024Q1
12
$164.3M
2024Q2
13
$147.0M
2024Q3
11
$56.0M
2024Q4
9
$53.7M
2025Q1
10
$58.0M
2025Q2
9
$72.0M
2025Q3
9
$70.7M
2025Q4
7
$84.6M

Who owns MD

7 super-investors · 2025Q4
Tracked stake
4.04M
shares
Combined value
$85M
% of shares outstanding
shares-out unknown
Quarter action mix
Added3Trim3Held1
#ManagerSharesValue
1D.E. Shaw & Co.1.85M$40M
2Renaissance Technologies1.36M$29M
3AQR Capital Management551.8K$12M
4Ken Griffin
Citadel Advisors
78.1K$2M
5Izzy Englander
Millennium Mgmt
76.1K$2M
6Two Sigma Investments39.7K$849K
7T. Rowe Price86.6K$2K

Recent moves

20 transactions
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