Mariner
HAYW icon

Mariner’s Hayward Holdings HAYW Stock Holding History

Mariner’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 		$1.83M Sell
136,689
-16,423
-11% -$256K ﹤0.01% 1571
2025
Q4 		$2.37M Buy
153,112
+92,513
+153% +$1.46M ﹤0.01% 1400
2025
Q3 		$916K Buy
60,599
+8,421
+16% +$129K ﹤0.01% 1980
2025
Q2 		$720K Buy
52,178
+13,628
+35% +$184K ﹤0.01% 2047
2025
Q1 		$537K Buy
38,550
+4,021
+12% +$58.4K ﹤0.01% 2153
2024
Q4 		$528K Buy
34,529
+5,328
+18% +$83.4K ﹤0.01% 2155
2024
Q3 		$448K Sell
29,201
-4,181
-13% -$57.9K ﹤0.01% 2229
2024
Q2 		$411K Sell
33,382
-2,163
-6% -$30.1K ﹤0.01% 2201
2024
Q1 		$544K Buy
35,545
+4,094
+13% +$54.7K ﹤0.01% 1959
2023
Q4 		$428K Buy
31,451
+7,339
+30% +$90.3K ﹤0.01% 2053
2023
Q3 		$340K Buy
24,112
+10,405
+76% +$143K ﹤0.01% 2046
2023
Q2 		$176K Buy
13,707
+822
+6% +$9.48K ﹤0.01% 2504
2023
Q1 		$151K Buy
12,885
+1,237
+11% +$15.2K ﹤0.01% 2482
2022
Q4 		$109K Buy
+11,648
New +$108K ﹤0.01% 2507

Other funds holding HAYW

BlackRock
BlackRock New York $5.72T AUM 30.48% 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

Mariner's HAYW Position: Q1 2026 in Review

Mariner reduced its Hayward Holdings (HAYW) stake by 11% in Q1 2026, selling an estimated $256K and leaving 136,689 shares worth $1.83M. The position accounts for ﹤0.01% of the portfolio, ranked #1571.

Mariner first reported a position in HAYW in Q4 2022 and has held it in 14 quarters since. The position peaked at $2.37M in Q4 2025. 299 funds tracked by Wall St. Rank hold HAYW as of Q1 2026.

  • Mariner held 136,689 shares of Hayward Holdings worth $1.83M as of Q1 2026.
  • Mariner sold 16,423 Hayward Holdings shares in Q1 2026, an estimated $256K.
  • Hayward Holdings made up ﹤0.01% of Mariner's portfolio in Q1 2026, its #1571 holding.
  • Mariner first reported a position in Hayward Holdings in Q4 2022 and has held it in 14 quarters since.
  • Mariner's Hayward Holdings position peaked at $2.37M in Q4 2025.
  • 299 funds tracked by Wall St. Rank held Hayward Holdings as of Q1 2026.

Based on Mariner's 13F filing for Q1 2026, filed 13 May 2026.