Zurn Elkay Water Solutions Corporation
Ownership
Ownership Structure
Who owns Zurn Elkay Water Solutions Corporation (ZWS)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 88.6% of the shares are freely tradable; institutional investors hold 92.7%.
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| BlackRock Inc | 14.49 | 24,026,421 | +1.2 | 03/31/2026 |
| Kayne Anderson Rudnick Investment Management LLC | 6.54 | 10,850,567 | -10.3 | 03/31/2026 |
| Vanguard Portfolio Management, LLC | 5.34 | 8,856,306 | +0.0 | 03/31/2026 |
| Vanguard Capital Management, LLC | 4.21 | 6,987,370 | +0.0 | 03/31/2026 |
| State Street Corp | 3.40 | 5,636,375 | +3.4 | 03/31/2026 |
| Bank of America Corp | 3.39 | 5,620,799 | -6.5 | 03/31/2026 |
| Amvescap Plc. | 2.78 | 4,603,618 | -18.2 | 03/31/2026 |
Funds
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| iShares Core S&P Small-Cap ETF | 5.45 | 9,047,525 | +0.0 | 08/31/2026 |
| Vanguard MStar Total Stk Mkt Idx Invest | 3.05 | 5,052,248 | +0.3 | 07/31/2026 |
| iShares Russell 2000 ETF | 2.31 | 3,836,338 | -0.6 | 08/31/2026 |
Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.
Insider holdings
| Person | Role | Shares | Value | As of | Type |
|---|---|---|---|---|---|
| Peterson Mark W | Chief Administrative Officer | 308,814 | 14,112,800 $ | Aug 4, 2026 | direct |
| Moore George C | Director | 120,949 | 5,527,369 $ | Jul 15, 2026 | direct |
| Christopoul Thomas | Director | 118,435 | 5,412,480 $ | Jul 15, 2026 | direct |
| Longren David C. | Director | 98,821 | 4,516,120 $ | Jul 15, 2026 | direct |
| Troy Peggy | Director | 65,728 | 3,003,770 $ | Jul 15, 2026 | direct |
| Schooler Rosemary | Director | 62,297 | 2,846,973 $ | Jul 15, 2026 | direct |
| Butler Jacques Donavon | Director | 37,487 | 1,713,156 $ | Aug 19, 2026 | direct |
Holdings as of each person's most recent SEC Form 4 filing — excluding options and RSUs, which are not shares yet. Holdings may have changed between two filings.
Insiders
Insider Transactions
| Date | Person | Role | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Aug 19, 2026 | Butler Jacques Donavon | Director | Buy | 2,016 | 49.60 | 99,994 |
| Aug 4, 2026 | Peterson Mark W | Chief Administrative Officer | Sell | 25,000 | 53.02 | 1,325,500 |
| Jul 15, 2026 | Longren David C. | Director | Other | 604 | 47.63 | 28,769 |
| Jul 15, 2026 | Schooler Rosemary | Director | Other | 525 | 47.63 | 25,006 |
| Jul 15, 2026 | Christopoul Thomas | Director | Other | 630 | 47.63 | 30,007 |
| Jul 15, 2026 | Moore George C | Director | Other | 657 | 47.63 | 31,293 |
| Jul 15, 2026 | Troy Peggy | Director | Other | 604 | 47.63 | 28,769 |
Reportable transactions by officers and major shareholders from SEC Form 4 filings. "Other" includes things like stock grants and option exercises without a buy/sell character. View all insider transactions →
Data as of: September 17, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)
Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.