Ticker · CUSIP 552953101
Holders (tracked)
21
Combined shares
18,239,006
Combined value
$654.44M
Last close
—
Quarter
2025Q4
Tracked holders · last 8 quarters
+3 vs previous quarter over the last 8.
SEC event timeline
27 events
- AQR Capital Management trimmed2026-02-17−1,085,998 shares · 2025Q413F
- Steve Cohen (Point72) opened position2026-02-17+510,000 shares · 2025Q413F
- T. Rowe Price added2026-02-17+2,004 shares · 2025Q413F
- +9,100 shares · 2025Q413F
- D.E. Shaw & Co. added2026-02-17+355,860 shares · 2025Q413F
- Ken Griffin (Citadel Advisors) added2026-02-17+301,939 shares · 2025Q413F
- Two Sigma Investments added2026-02-17+357,726 shares · 2025Q413F
- Izzy Englander (Millennium Mgmt) added2026-02-17+391,528 shares · 2025Q413F
- Dodge & Cox trimmed2026-02-13−3,000 shares · 2025Q413F
- Lee Ainslie (Maverick Capital) exited2026-02-13−179,065 shares · 2025Q413F
- Southeastern Asset (Longleaf) added2026-02-13+285,367 shares · 2025Q413F
- Norges Bank (Norway SWF) opened position2026-02-10+2,256,731 shares · 2025Q413F
- Ken Fisher (Fisher Asset Mgmt) trimmed2026-02-09−19,572 shares · 2025Q413F
- Mario Gabelli (GAMCO) trimmed2026-02-05−8,261 shares · 2025Q413F
- −37,958 shares · 2025Q313F
- Two Sigma Investments opened position2025-11-14+24,298 shares · 2025Q313F
- D.E. Shaw & Co. opened position2025-11-14+168,833 shares · 2025Q313F
- AQR Capital Management added2025-11-14+5,654,757 shares · 2025Q313F
- +179,065 shares · 2025Q313F
- T. Rowe Price trimmed2025-11-14−24,494 shares · 2025Q313F
- Southeastern Asset (Longleaf) trimmed2025-11-14−27,102 shares · 2025Q313F
- Izzy Englander (Millennium Mgmt) trimmed2025-11-14−1,999,446 shares · 2025Q313F
- Norges Bank (Norway SWF) exited2025-11-13−1,761,279 shares · 2025Q313F
- Dodge & Cox trimmed2025-11-13−3,500 shares · 2025Q313F
- Norges Bank (Norway SWF) added2025-11-12+4,846 shares · 2024Q313F
- Ken Fisher (Fisher Asset Mgmt) trimmed2025-11-12−52,163 shares · 2025Q313F
- Mario Gabelli (GAMCO) trimmed2025-11-12−9,022 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 positions3
- Norges Bank (Norway SWF)+2,256,731$82.3M
- Steve Cohen (Point72)+510,000$18.6M
- Paul Tudor Jones (Tudor Investment)+9,100$332K
Added to6
- Izzy Englander (Millennium Mgmt)+391,528$14.3M
- Two Sigma Investments+357,726$13.1M
- D.E. Shaw & Co.+355,860$13.0M
- Ken Griffin (Citadel Advisors)+301,939$11.0M
- Southeastern Asset (Longleaf)+285,367$10.4M
- T. Rowe Price+2,004$73
Trimmed4
- AQR Capital Management−1,085,998$39.6M
- Ken Fisher (Fisher Asset Mgmt)−19,572$714K
- Mario Gabelli (GAMCO)−8,261$301K
- Dodge & Cox−3,000$109K
Exited1
- Lee Ainslie (Maverick Capital)−179,065$6.2M
Institutional ownership over time
Distinct super-investors holding this ticker · combined dollar value, by quarter.
| Quarter | Holders | Combined value |
|---|---|---|
| 2022Q1 | 21 | $171.68B |
| 2022Q2 | 20 | $122.98B |
| 2022Q3 | 19 | $112.2M |
| 2022Q4 | 20 | $1.38B |
| 2023Q1 | 27 | $1.90B |
| 2023Q2 | 27 | $1.79B |
| 2023Q3 | 27 | $1.51B |
| 2023Q4 | 18 | $1.73B |
| 2024Q1 | 19 | $2.10B |
| 2024Q2 | 22 | $1.82B |
| 2024Q3 | 23 | $633.7M |
| 2024Q4 | 23 | $620.9M |
| 2025Q1 | 20 | $332.2M |
| 2025Q2 | 18 | $471.3M |
| 2025Q3 | 18 | $531.5M |
| 2025Q4 | 21 | $654.4M |
Congress members trading this stock
| Date | Member | Type | Amount range | Filing |
|---|---|---|---|---|
| 2025-03-14 | Susie Lee | Sell | $1K – $15K | PDF ↗ |
Who owns MGM
21 super-investors · 2025Q4
Tracked stake
18.24M
shares
Combined value
$654M
% of shares outstanding
—
shares-out unknown
Quarter action mix
New4Added12Trim4Held1
| # | Manager | Shares | Value |
|---|---|---|---|
| 1 | AQR Capital Management | 7.36M | $269M |
| 2 | Norges Bank Norway SWF | 2.26M | $82M |
| 3 | Southeastern Asset Longleaf | 2.03M | $74M |
| 4 | Izzy Englander Millennium Mgmt | 1.33M | $48M |
| 5 | Ken Griffin Citadel Advisors | 1.01M | $37M |
| 6 | Ken Griffin Citadel Advisors | 871.3K | $32M |
| 7 | Ken Griffin Citadel Advisors | 554.8K | $20M |
| 8 | D.E. Shaw & Co. | 524.7K | $19M |
| 9 | Mario Gabelli GAMCO | 458.0K | $17M |
| 10 | Two Sigma Investments | 382.0K | $14M |
| 11 | Steve Cohen Point72 | 340.0K | $12M |
| 12 | Izzy Englander Millennium Mgmt | 226.7K | $8M |
| 13 | Izzy Englander Millennium Mgmt | 200.0K | $7M |
| 14 | Steve Cohen Point72 | 170.0K | $6M |
| 15 | Tom Gayner Markel Group | 87.5K | $3M |
| 16 | Ken Fisher Fisher Asset Mgmt | 47.5K | $2M |
| 17 | D.E. Shaw & Co. | 39.5K | $1M |
| 18 | D.E. Shaw & Co. | 27.2K | $993K |
| 19 | Paul Tudor Jones Tudor Investment | 9.1K | $332K |
| 20 | Dodge & Cox | 7.5K | $274K |
| 21 | T. Rowe Price | 304.6K | $11K |
Recent moves
20 transactions
- +391,528 · 2025Q4
- +301,939 · 2025Q4
- +510,000 · 2025Q4
- +355,860 · 2025Q4
- −1,085,998 · 2025Q4
- +357,726 · 2025Q4
- +2,004 · 2025Q4
- +9,100 · 2025Q4
- TRIMDodge & Cox−3,000 · 2025Q4
- −179,065 · 2025Q4
- +285,367 · 2025Q4
- +2,256,731 · 2025Q4
- −19,572 · 2025Q4
- −8,261 · 2025Q4
- −37,958 · 2025Q3
- −1,999,446 · 2025Q3
- +24,298 · 2025Q3
- +168,833 · 2025Q3
- +179,065 · 2025Q3
- TRIMT. Rowe Price−24,494 · 2025Q3
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