William Blair & Company
HAYW icon

William Blair & Company’s Hayward Holdings HAYW Stock Holding History

William Blair & Company’s Portfolio HAYW Stock Details HAYW Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$471K Buy
35,226
+5,907
+20% +$91.9K ﹤0.01% 1175
2025
Q4 		$453K Buy
29,319
+489
+2% +$7.73K ﹤0.01% 1182
2025
Q3 		$436K Buy
28,830
+2,381
+9% +$36.5K ﹤0.01% 1162
2025
Q2 		$365K Hold
26,449
– – ﹤0.01% 1187
2025
Q1 		$368K Buy
26,449
+5,513
+26% +$80.1K ﹤0.01% 1182
2024
Q4 		$320K Buy
20,936
+100
+0.5% +$1.57K ﹤0.01% 1261
2024
Q3 		$320K Sell
20,836
-7,150
-26% -$99K ﹤0.01% 1261
2024
Q2 		$344K Hold
27,986
– – ﹤0.01% 1222
2024
Q1 		$428K Sell
27,986
-695
-2% -$9.29K ﹤0.01% 1125
2023
Q4 		$390K Sell
28,681
-1,665
-5% -$20.5K ﹤0.01% 1144
2023
Q3 		$428K Buy
30,346
+3,128
+11% +$42.9K ﹤0.01% 1103
2023
Q2 		$350K Sell
27,218
-4,650
-15% -$53.6K ﹤0.01% 1192
2023
Q1 		$373K Buy
31,868
+2,032
+7% +$24.9K ﹤0.01% 1147
2022
Q4 		$280K Buy
29,836
+2,117
+8% +$19.7K ﹤0.01% 1254
2022
Q3 		$246K Sell
27,719
-1,600
-5% -$18.8K ﹤0.01% 1308
2022
Q2 		$422K Sell
29,319
-17,509
-37% -$270K ﹤0.01% 1126
2022
Q1 		$778K Buy
46,828
+11,020
+31% +$208K ﹤0.01% 1008
2021
Q4 		$939K Buy
+35,808
New +$868K ﹤0.01% 984

Other funds holding HAYW

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
FMI
Fiduciary Management Inc Milwaukee, Wisconsin $8.06B AUM 6.78% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
Neuberger Berman Group
Neuberger Berman Group New York $131B AUM 28.36% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
MCMU
MIC Capital Management (UK) London, United Kingdom $352M AUM 0.23% 1-Year Est. Return
GF
Greenhouse Funds Baltimore, Maryland $2.23B AUM 12.38% 1-Year Est. Return

William Blair & Company's HAYW Position: Q1 2026 in Review

William Blair & Company increased its Hayward Holdings (HAYW) stake by 20% in Q1 2026, buying an estimated $91.9K and bringing the position to 35,226 shares worth $471K. The position accounts for ﹤0.01% of the portfolio, ranked #1175.

William Blair & Company first reported a position in HAYW in Q4 2021 and has held it in 18 quarters since. The position peaked at $939K in Q4 2021. 301 funds tracked by Wall St. Rank hold HAYW as of Q1 2026.

  • William Blair & Company held 35,226 shares of Hayward Holdings worth $471K as of Q1 2026.
  • William Blair & Company bought 5,907 Hayward Holdings shares in Q1 2026, an estimated $91.9K.
  • Hayward Holdings made up ﹤0.01% of William Blair & Company's portfolio in Q1 2026, its #1175 holding.
  • William Blair & Company first reported a position in Hayward Holdings in Q4 2021 and has held it in 18 quarters since.
  • William Blair & Company's Hayward Holdings position peaked at $939K in Q4 2021.
  • 301 funds tracked by Wall St. Rank held Hayward Holdings as of Q1 2026.

Based on William Blair & Company's 13F filing for Q1 2026, filed 8 May 2026.