Ticker · CUSIP 55262C100
Holders (tracked)
10
Combined shares
928,563
Combined value
$5.89M
Last close
—
Quarter
2025Q4
Tracked holders · last 8 quarters
+2 vs previous quarter over the last 8.
SEC event timeline
14 events
- Ken Griffin (Citadel Advisors) trimmed2026-02-17−292,729 shares · 2025Q413F
- D.E. Shaw & Co. added2026-02-17+8,352 shares · 2025Q413F
- Two Sigma Investments trimmed2026-02-17−105,491 shares · 2025Q413F
- Izzy Englander (Millennium Mgmt) added2026-02-17+3,509 shares · 2025Q413F
- T. Rowe Price added2026-02-17+2,900 shares · 2025Q413F
- +249,048 shares · 2025Q413F
- AQR Capital Management opened position2026-02-17+11,631 shares · 2025Q413F
- Renaissance Technologies added2026-02-12+81,792 shares · 2025Q413F
- −73,248 shares · 2025Q313F
- Two Sigma Investments trimmed2025-11-14−76,798 shares · 2025Q313F
- Izzy Englander (Millennium Mgmt) trimmed2025-11-14−6,539 shares · 2025Q313F
- T. Rowe Price added2025-11-14+2,256 shares · 2025Q313F
- D.E. Shaw & Co. trimmed2025-11-14−4,291 shares · 2025Q313F
- Renaissance Technologies trimmed2025-11-13−73,600 shares · 2025Q313F
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 positions2
- Paul Tudor Jones (Tudor Investment)+249,048$1.8M
- AQR Capital Management+11,631$83K
Added to4
- Renaissance Technologies+81,792$586K
- D.E. Shaw & Co.+8,352$60K
- Izzy Englander (Millennium Mgmt)+3,509$25K
- T. Rowe Price+2,900$21
Trimmed2
- Ken Griffin (Citadel Advisors)−292,729$2.1M
- Two Sigma Investments−105,491$755K
Exited0
—
Institutional ownership over time
Distinct super-investors holding this ticker · combined dollar value, by quarter.
| Quarter | Holders | Combined value |
|---|---|---|
| 2022Q1 | 11 | $83.5M |
| 2022Q2 | 11 | $61.3M |
| 2022Q3 | 11 | $44K |
| 2022Q4 | 12 | $54.2M |
| 2023Q1 | 13 | $54.4M |
| 2023Q2 | 12 | $40.4M |
| 2023Q3 | 12 | $32.3M |
| 2023Q4 | 8 | $30.7M |
| 2024Q1 | 9 | $32.9M |
| 2024Q2 | 11 | $26.1M |
| 2024Q3 | 8 | $6.0M |
| 2024Q4 | 9 | $8.4M |
| 2025Q1 | 10 | $5.0M |
| 2025Q2 | 9 | $4.5M |
| 2025Q3 | 8 | $7.0M |
| 2025Q4 | 10 | $5.9M |
Who owns MBI
10 super-investors · 2025Q4
Tracked stake
928.6K
shares
Combined value
$6M
% of shares outstanding
—
shares-out unknown
Quarter action mix
New2Added4Trim4
| # | Manager | Shares | Value |
|---|---|---|---|
| 1 | Paul Tudor Jones Tudor Investment | 249.0K | $2M |
| 2 | Ken Griffin Citadel Advisors | 181.2K | $1M |
| 3 | Renaissance Technologies | 141.8K | $1M |
| 4 | Ken Griffin Citadel Advisors | 72.9K | $522K |
| 5 | D.E. Shaw & Co. | 62.6K | $448K |
| 6 | Izzy Englander Millennium Mgmt | 43.8K | $314K |
| 7 | Two Sigma Investments | 41.5K | $297K |
| 8 | Ken Griffin Citadel Advisors | 17.5K | $125K |
| 9 | AQR Capital Management | 11.6K | $83K |
| 10 | T. Rowe Price | 106.6K | $764 |
Recent moves
20 transactions
- +8,352 · 2025Q4
- +11,631 · 2025Q4
- +249,048 · 2025Q4
- +2,900 · 2025Q4
- −105,491 · 2025Q4
- −292,729 · 2025Q4
- +3,509 · 2025Q4
- +81,792 · 2025Q4
- −73,248 · 2025Q3
- −76,798 · 2025Q3
- −6,539 · 2025Q3
- TRIMD.E. Shaw & Co.−4,291 · 2025Q3
- +2,256 · 2025Q3
- −73,600 · 2025Q3
- TRIMD.E. Shaw & Co.−27,640 · 2025Q2
- −55,223 · 2025Q2
- +24,115 · 2025Q2
- +1,257 · 2025Q2
- −9,234 · 2025Q2
- −24,081 · 2025Q2
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