ZWS · Insider trading · 13F holders · Congress trades
Zurn Elkay Water Solutions Corp (ZWS)
Who is buying and selling ZWS: company insiders on SEC Form 4, hedge funds and superinvestors on Form 13F, and members of Congress under the STOCK Act. Every figure links to the filing or page it comes from.
- 13F filers holding
- 10
- Insider buys, 90 days
- $100K
- Insider sales, 90 days
- $1.3M
- Congress trades, 12 months
- 0
ZWS at a glance
- Between Aug 1, 2026 and Oct 29, 2026, 2 ZWS insiders filed 1 open-market purchase worth $100K and 1 sale worth $1.3M on SEC Form 4.
- 10 13F filers hold ZWS among their 50 largest positions, worth $883.9M combined. The biggest bets by portfolio weight are Crescent Grove Advisors, LLC (9.2%), Beck Mack & Oliver LLC (3.4%) and Kayne Anderson Rudnick Investment Management LLC (1.4%). In their latest 13Fs, 0 managers opened a new position and 1 added to one.
- No member of Congress has disclosed a trade in ZWS.
- ZWS last closed at $44.73 on Oct 29, 2026.
ZWS insider trading
Between Aug 1, 2026 and Oct 29, 2026, 2 ZWS insiders filed 1 open-market purchase worth $100K and 1 sale worth $1.3M on SEC Form 4.
| Filed | Insider | Role | Trade | Shares | Price | Value | Form 4 |
|---|---|---|---|---|---|---|---|
| Aug 21, 2026 | Butler Jacques Donavon | Director | Buy | 2,016 | $49.60 | $100K | SEC |
| Aug 6, 2026 | Peterson Mark W | Chief Administrative Officer | Sale | 25,000 | $53.02 | $1.3M | SEC |
Who owns ZWS? Hedge funds and superinvestors
10 13F filers hold ZWS among their 50 largest positions, worth $883.9M combined. The biggest bets by portfolio weight are Crescent Grove Advisors, LLC (9.2%), Beck Mack & Oliver LLC (3.4%) and Kayne Anderson Rudnick Investment Management LLC (1.4%). In their latest 13Fs, 0 managers opened a new position and 1 added to one.
| Manager | % of portfolio | Value | Shares | Last quarter | 13F |
|---|---|---|---|---|---|
| Kayne Anderson Rudnick Investment Management LLCAsset manager | 1.4% | $449.3M | 8,892,334 | -18.0% shares | Q2 2026 |
| Beck Mack & Oliver LLCWealth manager | 3.4% | $173.4M | 3,431,406 | -1.9% shares | Q2 2026 |
| Impax Asset Management Group plcMutual fund manager | 0.9% | $133.1M | 2,633,758 | +0.9% shares | Q2 2026 |
| Crescent Grove Advisors, LLCWealth manager | 9.2% | $109.1M | 2,347,403 | -0.1% shares | Q3 2026 |
| Campbell & CO Investment Adviser LLCHedge fund | 0.4% | $6.8M | 134,197 | — | Q2 2026 |
| Triodos Investment Management BVAsset manager | 0.3% | $5.1M | 100,000 | +14.9% shares | Q2 2026 |
| Global Alpha Capital Management Ltd.Institutional asset manager | 0.2% | $3.4M | 66,923 | -0.2% shares | Q2 2026 |
| Fox Run Management, L.l.c.Investment manager | 0.3% | $1.9M | 37,133 | — | Q2 2026 |
| Jackson Creek Investment Advisors LLCMutual fund manager | 0.6% | $1.7M | 33,994 | -27.9% shares | Q2 2026 |
| Trium Capital LLPHedge fund | 0.2% | $160K | 3,437 | -86.1% shares | Q3 2026 |
Each manager counts with its latest 13F (Q3 2026: 2, Q2 2026: 8). Screen ZWS in the grand portfolio →
ZWS stock trades by members of Congress
No member of Congress has disclosed a trade in ZWS.
ZWS questions and answers
Are insiders buying ZWS stock?
Between Aug 1, 2026 and Oct 29, 2026, 2 ZWS insiders filed 1 open-market purchase worth $100K and 1 sale worth $1.3M on SEC Form 4.
Which hedge funds own ZWS?
10 13F filers hold ZWS among their 50 largest positions, worth $883.9M combined. The biggest bets by portfolio weight are Crescent Grove Advisors, LLC (9.2%), Beck Mack & Oliver LLC (3.4%) and Kayne Anderson Rudnick Investment Management LLC (1.4%). In their latest 13Fs, 0 managers opened a new position and 1 added to one.
Has Congress traded ZWS?
No member of Congress has disclosed a trade in ZWS.
Who is the largest holder of ZWS?
Among 13F filers, Kayne Anderson Rudnick Investment Management LLC reports the largest ZWS position, $449.3M (8,892,334 shares) in its Q2 2026 13F. The biggest bet by portfolio weight is Crescent Grove Advisors, LLC's: 9.2% of its portfolio.
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