What does CUSIP 421298100 represent in this 13F holders report?

CUSIP 421298100 is the security identifier for HAYW - Hayward Holdings, Inc. - COMMON STOCK used to aggregate holder disclosures.

How many institutions held HAYW - Hayward Holdings, Inc. - COMMON STOCK in Q1 2026?

301 institutional investors reported HAYW - Hayward Holdings, Inc. - COMMON STOCK for Q1 2026. Use the holders table for investor-level position and value details.

Hayward Holdings, Inc. - COMMON STOCK (HAYW)

CUSIP: 421298100

Q1 2026 13F Holders as of 31 Mar 2026

Security type / class: Equity / COMMON STOCK
Total 13F shares: 218,499,148
Total 13F value: $2,919,320,199
Share change: -3,840,918
Put/Call ratio: 94%
SEC-reported price per share: $13.38
Number of holders: 301
Value change: -$54,127,445
Number of buys: 140
Number of sells: 155
Shares outstanding: 211,861,526

Security key

421298100

Report period

Q1 2026

Institutions

301

Top holders

HAYW full security history Ownership snapshot Full 13F holder table Hayward Holdings, Inc. SEC filings Hayward Holdings, Inc. company facts

Broader feeds

Latest 13F filings Latest 13D/G filings Investors directory

Ownership snapshot

Top reported holders of HAYW - Hayward Holdings, Inc. - COMMON STOCK (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.

Comparable stake leader

BlackRock, Inc.

Disclosed value leader

MSD CAPITAL, L.P.

Comparable rows

15/15

Latest evidence

04 Mar 2026

13F 13D/G 3/4/5 Lead comparable stake: 11% 13D/G row: BlackRock, Inc. Showing 1-6 of 15 holder rows.

Quick read

BlackRock, Inc. leads the comparable SEC ownership view at 11%.

15 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.

Open SEC evidence Opens BlackRock, Inc.'s linked filing trail.

Comparable ownership Top 5

BlackRock, Inc. 11%

MSD CAPITAL, L.P. 2.6%

John Alec Collins 0.15%

VANGUARD GROUP INC 9.9%

JPMORGAN CHASE & CO 5.6%

Ownership % is shown only when SEC disclosures are safely comparable across share classes.

Detailed SEC evidence table Showing 1-6 of 15 holder rows

Holder	Evidence	Ownership %	Position	12M Net Δ	As of
BlackRock, Inc.	13F 13D/G Company 13F 13D/G	11% from 13D/G	$363,014,761 23,496,101 shares	—	31 Dec 2025
MSD CAPITAL, L.P.	3/4/5 13D/G 13F 10%+ Owner · Michael S. Dell · Company 3/4/5 13D/G 13F	2.6% from 13D/G	$390,287,567 27,307,732 shares	—	11 Sep 2024
John Alec Collins	3/4/5 SVP Chief Commercial Officer 3/4/5	0.15%	$5,071,500 315,000 shares	—	04 Mar 2026
VANGUARD GROUP INC	13F Company 13F	9.9%	$323,416,040 20,933,077 shares	—	31 Dec 2025
JPMORGAN CHASE & CO	13F Company 13F	5.6%	$184,040,069 11,911,977 shares	—	31 Dec 2025
FMR LLC	13F Company 13F	4.9%	$161,351,878 10,443,487 shares	—	31 Dec 2025

How to read this table

Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

13F holder rows

Institutional holders as of Q1 2026

Investor-level positions for this CUSIP, loaded as an interactive table.

Institutions

301

218,499,148

Rows available

301

Investor	Option	Weight %	Change %	SEC-reported value	* Price	Shares	Share Change	Activity	Report Period

^* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.

Compare Q1 2026 vs Q1 2026 Across Filers

Q1 2026 holders

301

Q1 2026 holders

301

Holder diff

Investor	Q1 2026 Shares	Q1 2026 Shares	Share Diff	Share Chg %	Q1 2026 value	Q1 2026 value	Value change	Value Chg %