Ticker · CUSIP 624758108
Holders (tracked)
13
Combined shares
6,822,004
Combined value
$158.20M
Last close
$28.50
Quarter
2025Q4
Tracked holders · last 8 quarters
+3 vs previous quarter over the last 8.
Price is +22.9% vs the avg quarter-end implied price across tracked holders.
SEC event timeline
25 events
- +230,472 shares · 2025Q413F
- Ken Griffin (Citadel Advisors) trimmed2026-02-17−307,605 shares · 2025Q413F
- D.E. Shaw & Co. added2026-02-17+362,184 shares · 2025Q413F
- AQR Capital Management trimmed2026-02-17−11,562 shares · 2025Q413F
- Two Sigma Investments opened position2026-02-17+308,509 shares · 2025Q413F
- Izzy Englander (Millennium Mgmt) trimmed2026-02-17−955,849 shares · 2025Q413F
- Steve Cohen (Point72) added2026-02-17+706,220 shares · 2025Q413F
- T. Rowe Price trimmed2026-02-17−143,361 shares · 2025Q413F
- Jeremy Grantham (GMO) opened position2026-02-17+11,679 shares · 2025Q413F
- Ray Dalio (Bridgewater Associates) added2026-02-13+33,770 shares · 2025Q413F
- Renaissance Technologies added2026-02-12+250,100 shares · 2025Q413F
- Norges Bank (Norway SWF) opened position2026-02-10+637,801 shares · 2025Q413F
- Mario Gabelli (GAMCO) trimmed2026-02-05−45,957 shares · 2025Q413F
- −145,382 shares · 2025Q313F
- D.E. Shaw & Co. trimmed2025-11-14−9,485 shares · 2025Q313F
- AQR Capital Management added2025-11-14+42,353 shares · 2025Q313F
- Izzy Englander (Millennium Mgmt) added2025-11-14+415,654 shares · 2025Q313F
- Steve Cohen (Point72) opened position2025-11-14+88,476 shares · 2025Q313F
- Two Sigma Investments exited2025-11-14−54,319 shares · 2025Q313F
- T. Rowe Price trimmed2025-11-14−9,614 shares · 2025Q313F
- −230,747 shares · 2025Q313F
- Renaissance Technologies trimmed2025-11-13−150,900 shares · 2025Q313F
- Norges Bank (Norway SWF) exited2025-11-13−125,369 shares · 2025Q313F
- Mario Gabelli (GAMCO) trimmed2025-11-12−87,424 shares · 2025Q313F
- Norges Bank (Norway SWF) trimmed2025-11-12−139,246 shares · 2024Q313F
Insider activity
No insider transactions in the last 30 days.
Follow-the-investor returns
If you'd copied each holder of MWA…
Cost basis inferred from 13F share-delta history. Sorted by % return on the position they're still holding.
| Investor | First in | Cost basis | Return | Position value today |
|---|---|---|---|---|
| T. Rowe Price | 2016Q1 | $8.05 | +254.2% | $5.1M |
| Mario Gabelli (GAMCO) | 2016Q1 | $11.39 | +150.1% | $73.1M |
| Jeremy Grantham (GMO) | 2020Q1 | $13.18 | +116.3% | $333K |
| Izzy Englander (Millennium Mgmt) | 2016Q1 | $19.65 | +45.0% | $22.0M |
| Paul Tudor Jones (Tudor Investment) | 2016Q4 | $20.43 | +39.5% | $6.6M |
| Norges Bank (Norway SWF) | 2016Q1 | $22.16 | +28.6% | $18.2M |
| Two Sigma Investments | 2016Q1 | $22.84 | +24.8% | $8.8M |
| Renaissance Technologies | 2016Q1 | $23.06 | +23.6% | $7.5M |
| Steve Cohen (Point72) | 2016Q1 | $23.60 | +20.8% | $22.6M |
| AQR Capital Management | 2016Q2 | $23.66 | +20.5% | $2.9M |
| D.E. Shaw & Co. | 2016Q1 | $23.73 | +20.1% | $11.7M |
| Ray Dalio (Bridgewater Associates) | 2024Q3 | $23.95 | +19.0% | $1.3M |
| Ken Griffin (Citadel Advisors) | 2016Q1 | $25.50 | +11.8% | $14.2M |
Who moved on this name in 2025Q4
13F transactions reported for the latest quarter, grouped by direction.
New positions4
- Norges Bank (Norway SWF)+637,801$15.2M
- Two Sigma Investments+308,509$7.3M
- Paul Tudor Jones (Tudor Investment)+230,472$5.5M
- Jeremy Grantham (GMO)+11,679$278K
Added to4
- Steve Cohen (Point72)+706,220$16.8M
- D.E. Shaw & Co.+362,184$8.6M
- Renaissance Technologies+250,100$6.0M
- Ray Dalio (Bridgewater Associates)+33,770$804K
Trimmed5
- Izzy Englander (Millennium Mgmt)−955,849$22.8M
- Ken Griffin (Citadel Advisors)−307,605$7.3M
- Mario Gabelli (GAMCO)−45,957$1.1M
- AQR Capital Management−11,562$275K
- T. Rowe Price−143,361$3K
Exited0
—
Institutional ownership over time
Distinct super-investors holding this ticker · combined dollar value, by quarter.
| Quarter | Holders | Combined value |
|---|---|---|
| 2022Q1 | 12 | $20.25B |
| 2022Q2 | 11 | $15.78B |
| 2022Q3 | 11 | $14.8M |
| 2022Q4 | 13 | $210.4M |
| 2023Q1 | 14 | $256.5M |
| 2023Q2 | 13 | $294.5M |
| 2023Q3 | 14 | $237.5M |
| 2023Q4 | 11 | $268.1M |
| 2024Q1 | 14 | $317.8M |
| 2024Q2 | 14 | $386.1M |
| 2024Q3 | 14 | $164.1M |
| 2024Q4 | 12 | $170.5M |
| 2025Q1 | 11 | $121.5M |
| 2025Q2 | 11 | $117.4M |
| 2025Q3 | 10 | $140.2M |
| 2025Q4 | 13 | $158.2M |
Who owns MWA
13 super-investors · 2025Q4
Tracked stake
6.82M
shares
Combined value
$158M
% of shares outstanding
—
shares-out unknown
Quarter action mix
New4Added4Trim5
| # | Manager | Shares | Value |
|---|---|---|---|
| 1 | Mario Gabelli GAMCO | 2.57M | $61M |
| 2 | Steve Cohen Point72 | 794.7K | $19M |
| 3 | Izzy Englander Millennium Mgmt | 771.2K | $18M |
| 4 | Norges Bank Norway SWF | 637.8K | $15M |
| 5 | Ken Griffin Citadel Advisors | 497.5K | $12M |
| 6 | D.E. Shaw & Co. | 411.6K | $10M |
| 7 | Two Sigma Investments | 308.5K | $7M |
| 8 | Renaissance Technologies | 263.6K | $6M |
| 9 | Paul Tudor Jones Tudor Investment | 230.5K | $5M |
| 10 | AQR Capital Management | 103.1K | $2M |
| 11 | Ray Dalio Bridgewater Associates | 45.2K | $1M |
| 12 | Jeremy Grantham GMO | 11.7K | $278K |
| 13 | T. Rowe Price | 180.5K | $4K |
Recent moves
20 transactions
- +308,509 · 2025Q4
- −11,562 · 2025Q4
- +11,679 · 2025Q4
- −955,849 · 2025Q4
- +362,184 · 2025Q4
- TRIMT. Rowe Price−143,361 · 2025Q4
- +706,220 · 2025Q4
- +230,472 · 2025Q4
- −307,605 · 2025Q4
- +33,770 · 2025Q4
- +250,100 · 2025Q4
- +637,801 · 2025Q4
- −45,957 · 2025Q4
- −145,382 · 2025Q3
- +88,476 · 2025Q3
- +415,654 · 2025Q3
- −54,319 · 2025Q3
- TRIMD.E. Shaw & Co.−9,485 · 2025Q3
- TRIMT. Rowe Price−9,614 · 2025Q3
- +42,353 · 2025Q3
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