Ticker · CUSIP 600551204
Holders (tracked)
9
Combined shares
495,712
Combined value
$18.28M
Last close
—
Quarter
2025Q4
Tracked holders · last 8 quarters
+1 vs previous quarter over the last 8.
SEC event timeline
16 events
- Ken Griffin (Citadel Advisors) added2026-02-17+71,540 shares · 2025Q413F
- D.E. Shaw & Co. added2026-02-17+19,402 shares · 2025Q413F
- Two Sigma Investments added2026-02-17+5,039 shares · 2025Q413F
- Izzy Englander (Millennium Mgmt) added2026-02-17+59,963 shares · 2025Q413F
- Steve Cohen (Point72) added2026-02-17+2,249 shares · 2025Q413F
- T. Rowe Price added2026-02-17+768 shares · 2025Q413F
- +46,446 shares · 2025Q413F
- AQR Capital Management added2026-02-17+3,302 shares · 2025Q413F
- Renaissance Technologies added2026-02-12+24,886 shares · 2025Q413F
- Izzy Englander (Millennium Mgmt) trimmed2025-11-14−45,720 shares · 2025Q313F
- Steve Cohen (Point72) opened position2025-11-14+12,882 shares · 2025Q313F
- Two Sigma Investments trimmed2025-11-14−13,687 shares · 2025Q313F
- T. Rowe Price added2025-11-14+308 shares · 2025Q313F
- AQR Capital Management opened position2025-11-14+23,870 shares · 2025Q313F
- D.E. Shaw & Co. added2025-11-14+51,293 shares · 2025Q313F
- Renaissance Technologies opened position2025-11-13+22,800 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 positions1
- Paul Tudor Jones (Tudor Investment)+46,446$1.7M
Added to8
- Ken Griffin (Citadel Advisors)+71,540$2.7M
- Izzy Englander (Millennium Mgmt)+59,963$2.2M
- Renaissance Technologies+24,886$930K
- D.E. Shaw & Co.+19,402$725K
- Two Sigma Investments+5,039$188K
- AQR Capital Management+3,302$123K
- Steve Cohen (Point72)+2,249$84K
- T. Rowe Price+768$29
Trimmed0
—
Exited0
—
Institutional ownership over time
Distinct super-investors holding this ticker · combined dollar value, by quarter.
| Quarter | Holders | Combined value |
|---|---|---|
| 2022Q1 | 8 | $28.7M |
| 2022Q2 | 8 | $352.3M |
| 2022Q3 | 5 | $20K |
| 2022Q4 | 4 | $21.3M |
| 2023Q1 | 4 | $27.1M |
| 2023Q2 | 5 | $28.7M |
| 2023Q3 | 5 | $31.4M |
| 2023Q4 | 6 | $38.2M |
| 2024Q1 | 6 | $45.2M |
| 2024Q2 | 9 | $55.7M |
| 2024Q3 | 8 | $15.2M |
| 2024Q4 | 8 | $10.1M |
| 2025Q1 | 8 | $11.7M |
| 2025Q2 | 5 | $9.2M |
| 2025Q3 | 8 | $10.4M |
| 2025Q4 | 9 | $18.3M |
Who owns MLR
9 super-investors · 2025Q4
Tracked stake
495.7K
shares
Combined value
$18M
% of shares outstanding
—
shares-out unknown
Quarter action mix
New1Added8
| # | Manager | Shares | Value |
|---|---|---|---|
| 1 | Izzy Englander Millennium Mgmt | 157.0K | $6M |
| 2 | Ken Griffin Citadel Advisors | 81.3K | $3M |
| 3 | D.E. Shaw & Co. | 77.9K | $3M |
| 4 | Renaissance Technologies | 47.7K | $2M |
| 5 | Paul Tudor Jones Tudor Investment | 46.4K | $2M |
| 6 | Two Sigma Investments | 36.4K | $1M |
| 7 | AQR Capital Management | 27.2K | $1M |
| 8 | Steve Cohen Point72 | 15.1K | $565K |
| 9 | T. Rowe Price | 6.6K | $249 |
Recent moves
20 transactions
- +46,446 · 2025Q4
- +19,402 · 2025Q4
- +768 · 2025Q4
- +71,540 · 2025Q4
- +59,963 · 2025Q4
- +2,249 · 2025Q4
- +3,302 · 2025Q4
- +5,039 · 2025Q4
- +24,886 · 2025Q4
- +308 · 2025Q3
- +12,882 · 2025Q3
- −45,720 · 2025Q3
- +23,870 · 2025Q3
- −13,687 · 2025Q3
- +51,293 · 2025Q3
- +22,800 · 2025Q3
- −2,200 · 2025Q2
- +1,723 · 2025Q2
- −14,157 · 2025Q2
- −32,245 · 2025Q2
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