Jane Street
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Jane Street’s Watts Water Technologies WTS Stock Holding History

Jane Street’s Portfolio WTS Stock Details WTS Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$26.5M Buy
67,700
+66,700
+6,670% +$20.8M ﹤0.01% 1893
2026
Q1 		$290K Buy
+1,000
New +$305K ﹤0.01% 9303

Other funds holding WTS

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Kayne Anderson Rudnick Investment Management
Kayne Anderson Rudnick Investment Management Los Angeles, California $32.2B AUM 10.98% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Boston Partners
Boston Partners Boston, Massachusetts $113B AUM 38.87% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return
Capital World Investors
Capital World Investors Los Angeles, California $846B AUM 46.74% 1-Year Est. Return
First Trust Advisors
First Trust Advisors Wheaton, Illinois $170B AUM 46.21% 1-Year Est. Return

Jane Street's WTS Position: Q2 2026 in Review

Jane Street reduced its Watts Water Technologies (WTS) stake by 71% in Q2 2026, selling an estimated $8.18M and leaving 10,723 shares worth $4.2M. The position accounts for ﹤0.01% of the portfolio, ranked #3959.

Jane Street first reported a position in WTS in Q3 2013 and has held it in 27 quarters since. The position peaked at $12.6M in Q3 2025. 579 funds tracked by Wall St. Rank hold WTS as of Q2 2026.

  • Jane Street held 10,723 shares of Watts Water Technologies worth $4.2M as of Q2 2026.
  • Jane Street sold 26,237 Watts Water Technologies shares in Q2 2026, an estimated $8.18M.
  • Watts Water Technologies made up ﹤0.01% of Jane Street's portfolio in Q2 2026, its #3959 holding.
  • Jane Street first reported a position in Watts Water Technologies in Q3 2013 and has held it in 27 quarters since.
  • Jane Street's Watts Water Technologies position peaked at $12.6M in Q3 2025.
  • 579 funds tracked by Wall St. Rank held Watts Water Technologies as of Q2 2026.

Based on Jane Street's 13F filing for Q2 2026, filed 14 Aug 2026.