Ticker · CUSIP 566330106
Holders (tracked)
9
Combined shares
2,220,568
Combined value
$34.19M
Last close
—
Quarter
2025Q4
Tracked holders · last 8 quarters
+1 vs previous quarter over the last 8.
SEC event timeline
14 events
- Ken Griffin (Citadel Advisors) added2026-02-17+110,417 shares · 2025Q413F
- D.E. Shaw & Co. added2026-02-17+58,371 shares · 2025Q413F
- Two Sigma Investments opened position2026-02-17+38,586 shares · 2025Q413F
- Izzy Englander (Millennium Mgmt) trimmed2026-02-17−238,780 shares · 2025Q413F
- T. Rowe Price added2026-02-17+2,336 shares · 2025Q413F
- AQR Capital Management added2026-02-17+10,943 shares · 2025Q413F
- Renaissance Technologies trimmed2026-02-12−4,400 shares · 2025Q413F
- Mario Gabelli (GAMCO) added2026-02-05+100,480 shares · 2025Q413F
- Izzy Englander (Millennium Mgmt) trimmed2025-11-14−232,801 shares · 2025Q313F
- AQR Capital Management trimmed2025-11-14−41,303 shares · 2025Q313F
- D.E. Shaw & Co. added2025-11-14+166,004 shares · 2025Q313F
- T. Rowe Price added2025-11-14+1,199 shares · 2025Q313F
- Renaissance Technologies added2025-11-13+151,700 shares · 2025Q313F
- Mario Gabelli (GAMCO) trimmed2025-11-12−4,994 shares · 2025Q313F
Insider activity
Last 30 days
Net (open-market)
$0
Buys
0 · $0
Sells
0 · $0
Unique insiders
1
| Date | Insider | Code | Shares | Price | Value |
|---|---|---|---|---|---|
| 04-13 | KISSINGER THOMAS F Sr Exec VP, Gen Counsel & Secy · Insider | M | 42,450 | $15.99 | $678.8K |
| 04-13 | KISSINGER THOMAS F Sr Exec VP, Gen Counsel & Secy · Insider | F | 38,511 | $19.17 | $738.3K |
Who moved on this name in 2025Q4
13F transactions reported for the latest quarter, grouped by direction.
New positions1
- Two Sigma Investments+38,586$598K
Added to5
- Ken Griffin (Citadel Advisors)+110,417$1.7M
- Mario Gabelli (GAMCO)+100,480$1.6M
- D.E. Shaw & Co.+58,371$905K
- AQR Capital Management+10,943$170K
- T. Rowe Price+2,336$36
Trimmed2
- Izzy Englander (Millennium Mgmt)−238,780$3.7M
- Renaissance Technologies−4,400$68K
Exited0
—
Institutional ownership over time
Distinct super-investors holding this ticker · combined dollar value, by quarter.
| Quarter | Holders | Combined value |
|---|---|---|
| 2022Q1 | 9 | $94.7M |
| 2022Q2 | 8 | $78.8M |
| 2022Q3 | 10 | $74K |
| 2022Q4 | 9 | $74.7M |
| 2023Q1 | 10 | $96.2M |
| 2023Q2 | 10 | $94.6M |
| 2023Q3 | 10 | $95.7M |
| 2023Q4 | 9 | $88.9M |
| 2024Q1 | 9 | $85.1M |
| 2024Q2 | 10 | $54.8M |
| 2024Q3 | 8 | $31.8M |
| 2024Q4 | 8 | $42.9M |
| 2025Q1 | 10 | $34.9M |
| 2025Q2 | 7 | $33.4M |
| 2025Q3 | 8 | $33.2M |
| 2025Q4 | 9 | $34.2M |
Who owns MCS
9 super-investors · 2025Q4
Tracked stake
2.22M
shares
Combined value
$34M
% of shares outstanding
—
shares-out unknown
Quarter action mix
New1Added6Trim2
| # | Manager | Shares | Value |
|---|---|---|---|
| 1 | Mario Gabelli GAMCO | 915.8K | $14M |
| 2 | Renaissance Technologies | 415.1K | $6M |
| 3 | D.E. Shaw & Co. | 343.3K | $5M |
| 4 | Ken Griffin Citadel Advisors | 233.6K | $4M |
| 5 | AQR Capital Management | 136.6K | $2M |
| 6 | Izzy Englander Millennium Mgmt | 101.1K | $2M |
| 7 | Two Sigma Investments | 38.6K | $598K |
| 8 | Ken Griffin Citadel Advisors | 20.3K | $315K |
| 9 | T. Rowe Price | 16.1K | $250 |
Recent moves
20 transactions
- +10,943 · 2025Q4
- −238,780 · 2025Q4
- +58,371 · 2025Q4
- +2,336 · 2025Q4
- +110,417 · 2025Q4
- +38,586 · 2025Q4
- −4,400 · 2025Q4
- +100,480 · 2025Q4
- +1,199 · 2025Q3
- −232,801 · 2025Q3
- +166,004 · 2025Q3
- −41,303 · 2025Q3
- +151,700 · 2025Q3
- −4,994 · 2025Q3
- TRIMD.E. Shaw & Co.−40,278 · 2025Q2
- −58,079 · 2025Q2
- −5,700 · 2025Q2
- +180,083 · 2025Q2
- +791 · 2025Q2
- +4,925 · 2025Q2
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