# WATTS WATER TECHNOLOGIES INC CL A

WATTS WATER TECHNOLOGIES INC CL A is a security (CUSIP 942749102) tracked across SEC portfolio filings. 569 institutional managers reported $7.8B on Form 13F as of 2026-06-30; 44 registered fund positions totaling $673.5M via N-PORT as of 2026-05-31.

## Summary

- Issuer: WATTS WATER TECHNOLOGIES INC
- Class: CL A
- CUSIP: 942749102
- Asset category: EC
- 13F holders: 569
- 13F value: $7.8B
- 13F period: 2026-06-30
- N-PORT fund positions: 44
- N-PORT value: $673.5M
- N-PORT report: 2026-05-31

## Top institutional holders (Form 13F)

_Showing 15 of 569 managers by value._

| Manager | Location | Value | Shares |
| --- | --- | --- | --- |
| BlackRock, Inc. | New York, NY | $1.1B | 3,673,720 |
| [VANGUARD GROUP INC](https://search.stillhousedata.com/firm/105958) | Valley Forge, PA | $848.9M | 3,075,393 |
| [KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC](https://search.stillhousedata.com/firm/104599) | LOS ANGELES, CA | $617.5M | 2,127,314 |
| Boston Partners | BOSTON, MA | $389.9M | 997,499 |
| STATE STREET CORP | BOSTON, MA | $287.7M | 991,144 |
| [GEODE CAPITAL MANAGEMENT, LLC](https://search.stillhousedata.com/firm/115504) | BOSTON, MA | $266.8M | 918,925 |
| Pictet Asset Management Holding SA | CAROUGE, V8 | $191.6M | 489,605 |
| Impax Asset Management Group plc | LONDON, X0 | $170.7M | 588,022 |
| FIRST TRUST ADVISORS LP | Wheaton, IL | $158.3M | 545,404 |
| DIMENSIONAL FUND ADVISORS LP | AUSTIN, TX | $151.3M | 521,286 |
| Boston Trust Walden Corp | BOSTON, MA | $144.4M | 368,967 |
| [Mirova US LLC](https://search.stillhousedata.com/firm/300152) | Boston, MA | $127.1M | 437,865 |
| [AQR CAPITAL MANAGEMENT LLC](https://search.stillhousedata.com/firm/111883) | Greenwich, CT | $121.4M | 422,625 |
| [GAMCO INVESTORS, INC. ET AL](https://search.stillhousedata.com/firm/104950) | GREENWICH, CT | $117.3M | 404,093 |
| [CHARLES SCHWAB INVESTMENT MANAGEMENT INC](https://search.stillhousedata.com/firm/106753) | SAN FRANCISCO, CA | $111.6M | 384,583 |

## Top fund holders (N-PORT)

_Showing 15 of 44 fund positions by value._

| Fund | Registrant | Value | % of fund |
| --- | --- | --- | --- |
| State Street SPDR S&P MidCap 400SM ETF Trust | SPDR S&P MIDCAP 400 ETF TRUST | $240.0M | 99.12% |
| [VANGUARD EXTENDED MARKET INDEX FUND](https://search.stillhousedata.com/fund/S000002841) | VANGUARD INDEX FUNDS | $88.8M | 10.90% |
| [T. Rowe Price New Horizons Fund, Inc.](https://search.stillhousedata.com/fund/S000002106) | T. ROWE PRICE NEW HORIZONS FUND, INC. | $71.1M | 55.70% |
| Gabelli Equity Trust Inc | Gabelli Equity Trust Inc | $45.6M | 263.04% |
| [VANGUARD RUSSELL 2000 INDEX FUND](https://search.stillhousedata.com/fund/S000030003) | VANGUARD SCOTTSDALE FUNDS | $43.6M | 24.88% |
| [Value Line Small Cap Opportunities Fund, Inc.](https://search.stillhousedata.com/fund/S000007569) | Value Line Small Cap Opportunities Fund, Inc. | $37.4M | 480.78% |
| [VANGUARD STRATEGIC EQUITY FUND](https://search.stillhousedata.com/fund/S000002593) | VANGUARD HORIZON FUNDS | $31.0M | 30.65% |
| [VANGUARD EXPLORER FUND](https://search.stillhousedata.com/fund/S000002578) | VANGUARD EXPLORER FUND | $21.3M | 9.76% |
| [The Gabelli Asset Fund](https://search.stillhousedata.com/fund/S000001087) | Gabelli Asset Fund | $18.9M | 120.28% |
| [Master Small Cap Index Series](https://search.stillhousedata.com/fund/S000002716) | Quantitative Master Series LLC | $13.0M | 26.88% |
| [Boston Trust SMID Cap Fund](https://search.stillhousedata.com/fund/S000034664) | Boston Trust Walden Funds | $10.2M | 147.35% |
| [ALPS | OShares U.S. Small-Cap Quality Dividend ETF](https://search.stillhousedata.com/fund/S000075798) | ALPS ETF TRUST | $8.6M | 98.13% |
| [Columbia Mid Cap Index Fund](https://search.stillhousedata.com/fund/S000010826) | COLUMBIA FUNDS SERIES TRUST | $6.1M | 23.82% |
| [VANGUARD BALANCED INDEX FUND](https://search.stillhousedata.com/fund/S000002560) | VANGUARD VALLEY FORGE FUNDS | $4.5M | 0.76% |
| [VANGUARD INSTITUTIONAL TOTAL STOCK MARKET INDEX FUND](https://search.stillhousedata.com/fund/S000002855) | VANGUARD INSTITUTIONAL INDEX FUNDS | $3.8M | 1.26% |

## More

- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/security/942749102.md)
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Source: public SEC filing data via Adviser Search (https://search.stillhousedata.com).
Agents: this data is also queryable via MCP tools and read-only SQL — see https://search.stillhousedata.com/llms.txt.