Ticker · CUSIP 55616P104
Holders (tracked)
20
Combined shares
18,828,376
Combined value
$409.84M
Last close
$19.08
Quarter
2025Q4
Tracked holders · last 8 quarters
+3 vs previous quarter over the last 8.
20172024Q12025Q4
Price is -12.3% vs the avg quarter-end implied price across tracked holders.

SEC event timeline

26 events
  1. +45,984 shares · 2025Q4
    13F
  2. +9,047 shares · 2025Q4
    13F
  3. +1,197,785 shares · 2025Q4
    13F
  4. +1,385,133 shares · 2025Q4
    13F
  5. +127,222 shares · 2025Q4
    13F
  6. +331,774 shares · 2025Q4
    13F
  7. +68,200 shares · 2025Q4
    13F
  8. −1,157 shares · 2025Q4
    13F
  9. +169,749 shares · 2025Q4
    13F
  10. +29,800 shares · 2025Q4
    13F
  11. +681,348 shares · 2025Q4
    13F
  12. −257,456 shares · 2025Q4
    13F
  13. −802,400 shares · 2025Q4
    13F
  14. +3,855,764 shares · 2025Q4
    13F
  15. −44,489 shares · 2025Q3
    13F
  16. −670,197 shares · 2025Q3
    13F
  17. −308,251 shares · 2025Q3
    13F
  18. +257,456 shares · 2025Q3
    13F
  19. +11,685 shares · 2025Q3
    13F
  20. −22,311 shares · 2025Q3
    13F
  21. −12,326 shares · 2025Q3
    13F
  22. +294,500 shares · 2025Q3
    13F
  23. −5,037,962 shares · 2025Q3
    13F
  24. +39,112 shares · 2025Q3
    13F
  25. −1,000 shares · 2025Q3
    13F
  26. +3,053,466 shares · 2024Q3
    13F

Insider activity

No insider transactions in the last 30 days.
Follow-the-investor returns
If you'd copied each holder of M…
Cost basis inferred from 13F share-delta history. Sorted by % return on the position they're still holding.
InvestorFirst inCost basisReturnPosition value today
T. Rowe Price2016Q1$7.25+163.0%$4.2M
Renaissance Technologies2016Q4$9.44+102.1%$2.5M
Paul Tudor Jones (Tudor Investment)2016Q1$12.40+53.9%$569K
Steve Cohen (Point72)2016Q1$12.57+51.7%$1.3M
Two Sigma Investments2016Q1$14.55+31.2%$2.4M
AQR Capital Management2016Q1$15.93+19.8%$76.3M
Norges Bank (Norway SWF)2016Q1$16.33+16.9%$73.6M
Wellington Management2016Q1$17.35+10.0%$565K
Jeremy Grantham (GMO)2016Q1$20.20-5.5%$4.8M
Ken Griffin (Citadel Advisors)2016Q1$20.62-7.5%$24.3M
Ken Griffin (Citadel Advisors)2016Q1$20.62-7.5%$24.3M
Ken Griffin (Citadel Advisors)2016Q1$20.62-7.5%$24.3M
Ray Dalio (Bridgewater Associates)2016Q1$21.64-11.8%$13.7M
D.E. Shaw & Co.2016Q1$21.87-12.8%$2.7M
D.E. Shaw & Co.2016Q1$21.87-12.8%$2.7M
D.E. Shaw & Co.2016Q1$21.87-12.8%$2.7M
Izzy Englander (Millennium Mgmt)2016Q1$21.91-12.9%$1.7M
Izzy Englander (Millennium Mgmt)2016Q1$21.91-12.9%$1.7M
Izzy Englander (Millennium Mgmt)2016Q1$21.91-12.9%$1.7M
Mario Gabelli (GAMCO)2016Q1$31.29-39.0%$238K

Who moved on this name in 2025Q4

13F transactions reported for the latest quarter, grouped by direction.

Institutional ownership over time

Distinct super-investors holding this ticker · combined dollar value, by quarter.
QuarterHoldersCombined value
2022Q1
18
$27.63B
2022Q2
20
$2.35B
2022Q3
21
$15.9M
2022Q4
22
$1.07B
2023Q1
21
$855.4M
2023Q2
17
$1.00B
2023Q3
19
$622.2M
2023Q4
17
$1.03B
2024Q1
17
$894.3M
2024Q2
21
$793.8M
2024Q3
19
$336.0M
2024Q4
19
$347.2M
2025Q1
18
$168.3M
2025Q2
16
$190.0M
2025Q3
17
$228.4M
2025Q4
20
$409.8M

Who owns M

20 super-investors · 2025Q4
Tracked stake
18.83M
shares
Combined value
$410M
% of shares outstanding
shares-out unknown
Quarter action mix
New4Added13Trim2Held1
#ManagerSharesValue
1Ken Griffin
Citadel Advisors
4.80M$106M
2AQR Capital Management4.00M$88M
3Norges Bank
Norway SWF
3.86M$85M
4Izzy Englander
Millennium Mgmt
1.55M$34M
5Ken Griffin
Citadel Advisors
1.27M$28M
6Ken Griffin
Citadel Advisors
1.01M$22M
7Ray Dalio
Bridgewater Associates
720.5K$16M
8D.E. Shaw & Co.418.2K$9M
9Jeremy Grantham
GMO
252.4K$6M
10D.E. Shaw & Co.142.4K$3M
11Renaissance Technologies131.7K$3M
12Two Sigma Investments127.2K$3M
13Izzy Englander
Millennium Mgmt
90.2K$2M
14Steve Cohen
Point72
68.2K$2M
15D.E. Shaw & Co.60.8K$1M
16Izzy Englander
Millennium Mgmt
40.9K$902K
17Paul Tudor Jones
Tudor Investment
29.8K$657K
18Wellington Management29.6K$653K
19Mario Gabelli
GAMCO
12.5K$276K
20T. Rowe Price218.3K$5K

Recent moves

20 transactions
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