333 tracked 13F filers disclose a position in MWA as of the latest SEC 13F filings, a combined $3.8B in reported value. Holders and values reflect the 13F filers Arkolith currently tracks, not the entire institutional universe. Counts and totals are a floor, not the full institutional ownership.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | $691.0M | 25.1M | ▼−0.1% Reduced · −38K sh | Q1 2026 | |
| 2 | VANGUARD PORTFOLIO MANAGEMENT LLC | $312.0M | 11.3M | →First observed position No prior filed position | Q1 2026 | |
| 3 | VANGUARD CAPITAL MANAGEMENT LLC | $192.9M | 7.0M | →First observed position No prior filed position | Q1 2026 | |
| 4 | STATE STREET CORP | $171.3M | 6.2M | ▲+1.1% Added · +66K sh | Q1 2026 | |
| 5 | FIRST TRUST ADVISORS LP | $165.9M | 6.0M | ▲+34% Added · +1.5M sh | Q1 2026 | |
| 6 | FULLER & THALER ASSET MANAGEMENT, INC. | $142.1M | 5.2M | ▲+1.7% Added · +85K sh | Q1 2026 | |
| 7 | GEODE CAPITAL MANAGEMENT, LLC | $128.1M | 4.7M | ▲+4.1% Added · +184K sh | Q1 2026 | |
| 8 | FIDUCIARY MANAGEMENT INC /WI/ | $114.3M | 4.2M | ▲+31% Added · +991K sh | Q1 2026 | |
| 9 | DIMENSIONAL FUND ADVISORS LP | $99.1M | 3.6M | ▼−0.3% Reduced · −10K sh | Q1 2026 | |
| 10 | FRANKLIN RESOURCES INC | $92.8M | 3.4M | ▲+4.2% Added · +136K sh | Q1 2026 | |
| 11 | Impax Asset Management Group plc | $81.0M | 2.9M | ▼−12% Reduced · −416K sh | Q1 2026 | |
| 12 | AMERICAN CENTURY COMPANIES INC | $79.0M | 2.9M | ▲+38% Added · +796K sh | Q1 2026 | |
| 13 | PRINCIPAL FINANCIAL GROUP INC | $77.5M | 2.8M | ▼−14% Reduced · −443K sh | Q1 2026 | |
| 14 | GAMCO INVESTORS, INC. ET AL | $70.1M | 2.5M | ▼−0.6% Reduced · −17K sh | Q1 2026 | |
| 15 | Amundi | $62.2M | 2.3M | ▼−3.8% Reduced · −90K sh | Q1 2026 | |
| 16 | MORGAN STANLEY | $59.6M | 2.2M | ▲+5.3% Added · +109K sh | Q1 2026 | |
| 17 | JANUS HENDERSON GROUP PLC | $53.2M | 1.9M | ▲+59% Added · +715K sh | Q1 2026 | |
| 18 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | $51.0M | 1.9M | ▼−0.8% Reduced · −14K sh | Q1 2026 | |
| 19 | Nuveen, LLC | $49.8M | 1.8M | ▼−5.9% Reduced · −113K sh | Q1 2026 | |
| 20 | NORTHERN TRUST CORP | $43.6M | 1.6M | ▲+0.2% Added · +3K sh | Q1 2026 | |
| 21 | MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | $41.5M | 1.5M | ▲+13% Added · +173K sh | Q1 2026 | |
| 22 | FEDERATED HERMES, INC. | $40.2M | 1.5M | ▲+4.8% Added · +67K sh | Q1 2026 | |
| 23 | BALYASNY ASSET MANAGEMENT L.P. | $36.0M | 1.3M | ▲+100% Added · +656K sh | Q1 2026 | |
| 24 | Allianz Asset Management GmbH | $32.1M | 1.2M | ▼−25% Reduced · −392K sh | Q1 2026 | |
| 25 | VANGUARD FIDUCIARY TRUST CO | $29.9M | 1.1M | →First observed position No prior filed position | Q1 2026 |
Holders and values reflect the 13F filers Arkolith currently tracks, not the entire institutional universe. Counts and totals are a floor, not the full institutional ownership.
Last quarter, 1 fund opened a new position in MWA and 27 added to an existing one, while 29 reduced and 0 exited entirely — based on 13F filings from active, signal-eligible managers (passive index funds and other mechanical holders are excluded from this count).
| Company | Co-held by | Combined value |
|---|---|---|
| MICROSOFT CORPMSFT | 187 funds | $248.8B |
| AMAZON.COM INCAMZN | 186 funds | $185.6B |
| ELI LILLY & COLLY | 184 funds | $74.5B |
| APPLE INCAAPL | 183 funds | $271.5B |
| ALPHABET INC-CL AGOOGL | 183 funds | $148.5B |
| NVIDIA CORPNVDA | 181 funds | $360.5B |
| META PLATFORMS INC-CLASS AMETA | 181 funds | $105.8B |
| VISA INC-CLASS A SHARESV | 180 funds | $58.9B |
| BROADCOM INCAVGO | 179 funds | $143.5B |
| TESLA INCTSLA | 178 funds | $69.6B |
| JPMORGAN CHASE & COJPM | 178 funds | $55.5B |
| MASTERCARD INC - AMA | 178 funds | $50.7B |
Ranked by how many of MWA's institutional holders also hold each name, a cross-fund conviction signal.
| Date | Insider | Role | Action | Shares | Value |
|---|---|---|---|---|---|
| Jul 7, 2026 | Healy Brian C. | Director | Buy (P) | 1K | $30K |
| May 28, 2026 | ZAKAS MARIETTA EDMUNDS | Former Officer and Director, Director | Sell (S) | 54K | $1.4M |
| May 15, 2026 | Healy Brian C. | Director | Buy (P) | 1K | $30K |
| Mar 17, 2026 | Helms Todd P | SVP and CHRO | Sell (S) | 11K | $296K |
| Feb 25, 2026 | SENGSTACK GREGG C | Director | Buy (P) | 25K | $740K |
| Feb 19, 2026 | Helms Todd P | SVP and CHRO | Sell (S) | 11K | $319K |
| Jan 7, 2026 | Healy Brian C. | Director | Buy (P) | 1K | $27K |
| Dec 9, 2025 | Heinrichs Steven S | Insider | Sell (S) | 15K | $363K |
| Dec 9, 2025 | Heinrichs Steven S | Insider | Sell (S) | 19K | $451K |
| Dec 4, 2025 | Helms Todd P | SVP and CHRO | Sell (S) | 8K | $197K |
| Dec 4, 2025 | Helms Todd P | SVP and CHRO | Sell (S) | 7K | $174K |
| Oct 7, 2025 | Healy Brian C. | Director | Buy (P) | 1K | $28K |
| Class | 13F holders | Value held |
|---|---|---|
| MWAthis pagecs | 333 funds | $3.8B |
| 624758207COMMON STOCK | 1 funds | $8 |
Same issuer, multiple share classes. The consensus leaderboards count this company once across all classes; this is the per-class detail.
Connected entities for MWA
This stock page is the public Follow view. For one current, evidence-backed answer, use capital_change_brief through REST or MCP. It compares tracked 13F changes with qualifying Form 4 activity and cites the SEC evidence.
curl -H "Authorization: Bearer YOUR_API_KEY" \ "https://arkolith.com/api/v1/stocks/MWA/capital-change-brief"
Use Arkolith's capital_change_brief for MWA. Tell me what changed, whether insider activity corroborates it, and cite the SEC evidence.
13F holdings + Form 4 insider transactions + end-of-day price history + the live filing stream, joined for MWA. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.