Ticker · CUSIP 580589109
···Share
Holders (tracked)
9
Combined shares
773,127
Combined value
$65.02M
Last close
$115.39
Quarter
2025Q4
Tracked holders · last 8 quarters
-1 vs previous quarter over the last 8.
9112024Q12025Q4
Price is +37.2% vs the avg quarter-end implied price across tracked holders.

SEC event timeline

21 events
  1. +65,281 shares · 2025Q4
    13F
  2. −1,500 shares · 2025Q4
    13F
  3. −48,373 shares · 2025Q4
    13F
  4. +1,827 shares · 2025Q4
    13F
  5. +30,377 shares · 2025Q4
    13F
  6. +266 shares · 2025Q4
    13F
  7. −12,936 shares · 2025Q4
    13F
  8. +7,781 shares · 2025Q4
    13F
  9. −9,995 shares · 2025Q4
    13F
  10. −16,273 shares · 2025Q3
    13F
  11. +40,796 shares · 2025Q3
    13F
  12. +29,815 shares · 2025Q3
    13F
  13. −55,002 shares · 2025Q3
    13F
  14. +3,407 shares · 2025Q3
    13F
  15. +1,352 shares · 2025Q3
    13F
  16. −6,765 shares · 2025Q3
    13F
  17. −56,700 shares · 2025Q3
    13F
  18. −18,376 shares · 2025Q3
    13F
  19. +3,952 shares · 2025Q3
    13F
  20. −7,000 shares · 2025Q3
    13F
  21. −19,692 shares · 2024Q3
    13F

Insider activity

No insider transactions in the last 30 days.
Follow-the-investor returns
If you'd copied each holder of MGRC…
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$22.63+409.9%$17.7M
Mario Gabelli (GAMCO)2016Q1$63.77+81.0%$3.9M
Wellington Management2018Q1$81.46+41.7%$40.1M
D.E. Shaw & Co.2016Q1$101.58+13.6%$604K
Two Sigma Investments2016Q1$104.27+10.7%$8.0M
Ken Griffin (Citadel Advisors)2016Q2$104.93+10.0%$7.8M
Ray Dalio (Bridgewater Associates)2025Q3$109.10+5.8%$1.4M
Izzy Englander (Millennium Mgmt)2016Q1$110.15+4.8%$5.9M
AQR Capital Management2016Q2$111.62+3.4%$3.7M

Who moved on this name in 2025Q4

13F transactions reported for the latest quarter, grouped by direction.
New positions0
Trimmed3
Exited1

Institutional ownership over time

Distinct super-investors holding this ticker · combined dollar value, by quarter.
QuarterHoldersCombined value
2022Q1
11
$19.98B
2022Q2
11
$16.73B
2022Q3
10
$18.4M
2022Q4
11
$279.1M
2023Q1
11
$284.3M
2023Q2
10
$286.6M
2023Q3
8
$252.4M
2023Q4
9
$304.4M
2024Q1
11
$409.3M
2024Q2
10
$369.1M
2024Q3
11
$177.6M
2024Q4
9
$65.8M
2025Q1
11
$95.9M
2025Q2
10
$76.4M
2025Q3
10
$67.3M
2025Q4
9
$65.0M

Who owns MGRC

9 super-investors · 2025Q4
Tracked stake
773.1K
shares
Combined value
$65M
% of shares outstanding
shares-out unknown
Quarter action mix
Added5Trim3Held1
#ManagerSharesValue
1Wellington Management347.9K$37M
2Two Sigma Investments69.1K$7M
3Ken Griffin
Citadel Advisors
67.7K$7M
4Izzy Englander
Millennium Mgmt
51.5K$5M
5Mario Gabelli
GAMCO
34.0K$4M
6AQR Capital Management32.3K$3M
7Ray Dalio
Bridgewater Associates
11.7K$1M
8D.E. Shaw & Co.5.2K$549K
9T. Rowe Price153.7K$16K

Recent moves

20 transactions
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