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.
SEC event timeline
16 events
- AQR Capital Management added2026-02-17+24,633 shares · 2025Q413F
- Izzy Englander (Millennium Mgmt) trimmed2026-02-17−88,032 shares · 2025Q413F
- Ken Griffin (Citadel Advisors) trimmed2026-02-17−14,392 shares · 2025Q413F
- Steve Cohen (Point72) exited2026-02-17−67,769 shares · 2025Q413F
- D.E. Shaw & Co. trimmed2026-02-17−169,118 shares · 2025Q413F
- T. Rowe Price added2026-02-17+3,790 shares · 2025Q413F
- Renaissance Technologies added2026-02-12+51,700 shares · 2025Q413F
- −281,113 shares · 2025Q313F
- AQR Capital Management added2025-11-14+132,263 shares · 2025Q313F
- Izzy Englander (Millennium Mgmt) trimmed2025-11-14−165,695 shares · 2025Q313F
- Steve Cohen (Point72) trimmed2025-11-14−483,074 shares · 2025Q313F
- Two Sigma Investments opened position2025-11-14+39,672 shares · 2025Q313F
- D.E. Shaw & Co. added2025-11-14+443,575 shares · 2025Q313F
- T. Rowe Price trimmed2025-11-14−2,795 shares · 2025Q313F
- Renaissance Technologies added2025-11-13+102,100 shares · 2025Q313F
- Norges Bank (Norway SWF) trimmed2025-11-12−507,619 shares · 2024Q313F
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
- Renaissance Technologies+51,700$1.1M
- AQR Capital Management+24,633$527K
- T. Rowe Price+3,790$81
Trimmed3
- D.E. Shaw & Co.−169,118$3.6M
- Izzy Englander (Millennium Mgmt)−88,032$1.9M
- Ken Griffin (Citadel Advisors)−14,392$308K
Exited1
- Steve Cohen (Point72)−67,769$1.1M
Institutional ownership over time
Distinct super-investors holding this ticker · combined dollar value, by quarter.
| Quarter | Holders | Combined 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
| # | Manager | Shares | Value |
|---|---|---|---|
| 1 | D.E. Shaw & Co. | 1.85M | $40M |
| 2 | Renaissance Technologies | 1.36M | $29M |
| 3 | AQR Capital Management | 551.8K | $12M |
| 4 | Ken Griffin Citadel Advisors | 78.1K | $2M |
| 5 | Izzy Englander Millennium Mgmt | 76.1K | $2M |
| 6 | Two Sigma Investments | 39.7K | $849K |
| 7 | T. Rowe Price | 86.6K | $2K |
Recent moves
20 transactions
- +24,633 · 2025Q4
- TRIMD.E. Shaw & Co.−169,118 · 2025Q4
- −14,392 · 2025Q4
- −88,032 · 2025Q4
- −67,769 · 2025Q4
- +3,790 · 2025Q4
- +51,700 · 2025Q4
- −281,113 · 2025Q3
- +443,575 · 2025Q3
- TRIMT. Rowe Price−2,795 · 2025Q3
- −483,074 · 2025Q3
- −165,695 · 2025Q3
- +132,263 · 2025Q3
- +39,672 · 2025Q3
- +102,100 · 2025Q3
- −507,619 · 2024Q3
- +4,992 · 2025Q2
- +550,843 · 2025Q2
- +248,049 · 2025Q2
- −31,328 · 2025Q2
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