WTS Institutional Ownership Changes & 13F Activity
WATTS WATER TECHNOLOGIES-A (WTS) institutional ownership data tracks hedge funds, asset managers, and other institutional investors based on recent SEC 13F filings (Q1 2026). This page analyzes institutional buying and selling activity, new holdings, and sold-out positions among tracked filers. Notable filers include Renaissance Technologies LLC and Sequoia Financial Advisors.
Related WTS insights
- WTS Overview
- WTS Top Shareholders
- WTS Ownership Trend
- WTS Institutional Buying
- WTS Institutional Selling
- WTS Ownership Changes
- WTS Insider Trading
- Industrials Sector Institutional Ownership
- Industrials Sector Portfolio Overlap
- Institutional Portfolio Overlap & Shared Holdings
- Most Bought Industrials Stocks By Institutional Owners in Q1 2026
- Most Sold Industrials Stocks By Institutional Owners in Q1 2026
- Top Institutional Investor Stock Rankings
| Portfolio quarter | Name | Type | Quantity | Remaining | Reported stock balance |
|---|---|---|---|---|---|
| Q2 2019 | Renaissance Technologies LLC | Sell | -14,200 | 232,400 | $21,655 |
| Q1 2019 | Renaissance Technologies LLC | Buy | 9,288 | 246,600 | $19,930 |
| Q4 2018 | Renaissance Technologies LLC | Sell | -24,488 | 237,312 | $15,314 |
| Q3 2018 | Renaissance Technologies LLC | Sell | -50,700 | 261,800 | $21,729 |
| Q1 2018 | Renaissance Technologies LLC | Buy | 12,700 | 312,500 | $24,281 |
| Q4 2017 | Renaissance Technologies LLC | Buy | 15,065 | 299,800 | $22,770 |
| Q3 2017 | Renaissance Technologies LLC | Buy | 77,935 | 284,735 | $19,704 |
| Q2 2017 | Renaissance Technologies LLC | Buy | 120,300 | 206,800 | $13,070 |
| Q1 2017 | Renaissance Technologies LLC | Buy | 24,900 | 86,500 | $5,393 |
| Q4 2016 | Renaissance Technologies LLC | Buy | 12,100 | 61,600 | $4,016 |
| Q3 2016 | Renaissance Technologies LLC | Buy | 9,000 | 49,500 | $3,210 |
| Q2 2016 | Renaissance Technologies LLC | Buy | 3,800 | 40,500 | $2,360 |
| Q1 2016 | Renaissance Technologies LLC | Buy | 4,727 | 36,700 | $2,023 |
| Q4 2015 | Renaissance Technologies LLC | Sell | -21,927 | 31,973 | $1,588 |
| Q3 2015 | Renaissance Technologies LLC | Sell | -78,132 | 53,900 | $2,847 |
| Q2 2015 | Renaissance Technologies LLC | Buy | 34,932 | 132,032 | $6,846 |
| Q1 2015 | Renaissance Technologies LLC | Buy | 72,205 | 97,100 | $5,343 |
| Q1 2014 | Renaissance Technologies LLC | Buy | 24,895 | 24,895 | $1,461 |
Frequently asked questions about WTS activity
Which institutional owners are buying WTS?
Institutional owners buying WTS include investors who have either initiated new positions or increased their existing holdings based on recent SEC 13F filings. The activity table above highlights which funds added shares in the latest reporting periods and how their positions changed over time.
What does "buy" mean in WTS activity?
"Buy" means an investor increased their reported position in WTS compared to the prior reporting period. This reflects growing exposure to WATTS WATER TECHNOLOGIES-A (WTS) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).
Is institutional interest in WTS increasing?
Institutional interest in WTS can be assessed by comparing the number of tracked funds adding or increasing positions versus those trimming or exiting across the periods shown. A higher number of additions typically signals increasing participation among large filers, but it should be read alongside position sizes and the full table.