Ticker · CUSIP 596680108
···Share
Holders (tracked)
7
Combined shares
237,441
Combined value
$10.57M
Last close
Quarter
2025Q4
Tracked holders · last 8 quarters
-1 vs previous quarter over the last 8.
782024Q12025Q4

SEC event timeline

14 events
  1. +1,064 shares · 2025Q4
    13F
  2. −25,390 shares · 2025Q4
    13F
  3. −21,493 shares · 2025Q4
    13F
  4. −56,463 shares · 2025Q4
    13F
  5. −14,958 shares · 2025Q4
    13F
  6. +3,619 shares · 2025Q4
    13F
  7. −85,800 shares · 2025Q4
    13F
  8. +32,615 shares · 2025Q3
    13F
  9. −2,252 shares · 2025Q3
    13F
  10. −3,200 shares · 2025Q3
    13F
  11. +25,593 shares · 2025Q3
    13F
  12. +3,423 shares · 2025Q3
    13F
  13. +1,746 shares · 2025Q3
    13F
  14. +12,100 shares · 2025Q3
    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 to2
Trimmed4

Institutional ownership over time

Distinct super-investors holding this ticker · combined dollar value, by quarter.
QuarterHoldersCombined value
2022Q1
6
$402.1M
2022Q2
9
$274.9M
2022Q3
8
$231K
2022Q4
11
$212.9M
2023Q1
11
$210.1M
2023Q2
8
$263.1M
2023Q3
7
$215.4M
2023Q4
8
$218.4M
2024Q1
8
$183.1M
2024Q2
9
$194.9M
2024Q3
6
$14.8M
2024Q4
9
$14.4M
2025Q1
8
$22.0M
2025Q2
8
$17.9M
2025Q3
8
$22.0M
2025Q4
7
$10.6M

Who owns MSEX

7 super-investors · 2025Q4
Tracked stake
237.4K
shares
Combined value
$11M
% of shares outstanding
shares-out unknown
Quarter action mix
Added3Trim4
#ManagerSharesValue
1Renaissance Technologies129.2K$7M
2AQR Capital Management22.6K$1M
3D.E. Shaw & Co.20.3K$1M
4Ken Griffin
Citadel Advisors
19.5K$983K
5Ken Griffin
Citadel Advisors
13.9K$700K
6Two Sigma Investments4.1K$207K
7T. Rowe Price27.9K$1K

Recent moves

20 transactions
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