Latham GroupSWIM

13F holders, Q3 2025 (September 30)
139holders +11
31new positions
20sold out
5famous investors
$7.61avg. 13F price*

At the end of Q3 2025, 139 institutions reported holding Latham Group Inc. (SWIM) in their 13F filings, up 11 from Q2 2025. 31 opened new positions and 20 sold out. The largest holders were Pamplona Capital Management, LLC ($394.5M), Wynnchurch Capital Partners Iv, L.P. ($44.8M) and Citadel Advisors ($35.2M). 5 famous investors held it, including Ken Griffin (0.0% of Citadel Advisors's portfolio), Jim Simons / Peter Brown (0.0% of Renaissance Technologies's portfolio) and Cliff Asness (0.0% of AQR Capital Management's portfolio).

Company
Latham Group Inc.
CUSIP
51819L107
Latest filing quarter
Q2 2026

History

Number of 13F holders

050100150 Q1 2024: 104Q1 2024Q2 2024: 109Q2 2024Q3 2024: 132Q3 2024Q4 2024: 140Q4 2024Q1 2025: 131Q1 2025Q2 2025: 128Q2 2025Q3 2025: 139Q3 2025Q4 2025: 150Q4 2025Q1 2026: 142Q1 2026Q2 2026: 134Q2 2026

Total Exit/New Position Q2 2025 → Q3 2025

InstitutionsTotal Value
New Positions31$31.5M
Exits20$6.5M

All 13F filers, Q2 2025 → Q3 2025: 10,887,952 shares bought and 12,578,772 shares sold, net −1,690,820 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.

Ownership 139 holders

Pamplona Capital Management, LLC 52.11% No change 51,845,685 $394.5M
Wynnchurch Capital Partners Iv, L.P. 100.00% Reduce -48.3% 5,883,771 $44.8M
Citadel Advisors 0.03% Add +206.5% 4,620,114 $35.2M
Voss Capital, LP 1.90% Reduce -30.9% 4,350,000 $33.1M
FMR LLC 0.00% Reduce -4.8% 4,215,666 $32.1M
Keybank National Association 0.11% No change 4,092,901 $31.1M
Vanguard Group Inc. 0.00% Add +36.7% 3,257,228 $24.8M
BlackRock, Inc. 0.00% Add +2.5% 3,191,335 $24.3M
Wasatch Advisors LP 0.13% Reduce -1.6% 3,065,464 $23.3M
Dimensional Fund Advisors LP 0.00% Add +4.5% 2,741,719 $20.9M
Wellington Management Group LLP 0.00% New 2,132,982 $16.2M
Driehaus Capital Management LLC 0.12% Add +45.6% 2,117,550 $16.1M
Onex Canada Asset Management Inc. 1.16% Add +10.0% 1,209,713 $9.2M
Geode Capital Management, LLC 0.00% Add +5.4% 1,114,671 $8.5M
CenterBook Partners LP 0.39% Reduce -2.8% 1,029,563 $7.8M
CAS Investment Partners, LLC 0.34% New 1,000,000 $7.6M
Formula Growth Ltd. 2.68% Reduce -25.0% 989,033 $7.5M
Emerald Advisers, LLC 0.24% Reduce -1.1% 971,348 $7.4M
State Street Corp. 0.00% Add +2.5% 926,446 $7.1M
Bridgeway Capital Management, LLC 0.15% Add +6.9% 905,788 $6.9M
AYAL Capital Advisors Ltd 3.73% Add +6.3% 850,010 $6.5M
Goldman Sachs Group Inc. 0.00% Add +19.7% 846,066 $6.4M
Ewing Morris & Co. Investment Partners Ltd. 2.75% Reduce -21.0% 841,342 $6.4M
Emerald Mutual Fund Advisers Trust 0.25% No change 642,554 $4.9M
Silvercrest Asset Management Group LLC 0.03% Reduce -2.7% 579,199 $4.4M
Rice Hall James & Associates, LLC 0.23% Reduce -3.9% 559,590 $4.3M
Victory Capital Management Inc. 0.00% Reduce -60.1% 537,593 $4.1M
Royal Bank of Canada 0.00% Reduce -14.2% 509,854 $3.9M
Empowered Funds, LLC 0.04% Add +13.1% 503,488 $3.8M
Advantage Alpha Capital Partners LP 1.13% Reduce -47.0% 494,223 $3.8M
Roubaix Capital, LLC 1.68% Add +17.1% 474,743 $3.6M
Invesco Ltd. 0.00% Add +279.9% 465,046 $3.5M
Renaissance Technologies 0.00% Reduce -19.6% 464,000 $3.5M
Northern Trust Corp. 0.00% Add +6.9% 395,069 $3.0M
Charles Schwab Investment Management Inc. 0.00% Add +10.6% 384,793 $2.9M
BloombergSen Inc. 0.22% Add +26.2% 343,091 $2.6M
IFP Advisors, Inc 0.06% Add +100.4% 296,626 $2.3M
Fund 1 Investments, LLC 0.23% No change 250,824 $1.9M
Russell Investments Group, Ltd. 0.00% Add +35.8% 235,417 $1.8M
Round Rock Advisors LLC 0.28% New 228,696 $1.8M
Arrowstreet Capital, Limited Partnership 0.00% Add +7.9% 224,423 $1.7M
AQR Capital Management 0.00% Add +445.1% 216,387 $1.6M
Polen Capital Management LLC 0.00% Add +39.8% 166,689 $1.3M
American Century Companies Inc. 0.00% Reduce -46.5% 153,131 $1.2M
Bank of New York Mellon Corp 0.00% Add +2.3% 146,239 $1.1M
Morgan Stanley 0.00% Reduce -35.3% 144,820 $1.1M
AlphaQuest LLC 0.07% New 136,392 $1.0M
Qube Research & Technologies Ltd 0.00% New 132,372 $1.0M
AdviceOne Advisory Services, LLC 0.66% New 130,186 $991K
Commonwealth Equity Services, LLC 0.00% Reduce -12.3% 121,516 $925K
Jane Street Group, LLC 0.00% Add +413.0% 115,884 $882K
Rock Creek Group LLC 0.08% Reduce -20.0% 100,000 $761K
ExodusPoint Capital Management, LP 0.01% New 94,937 $722K
Cullen Capital Management, LLC 0.01% No change 94,429 $719K
Atria Investments, Inc 0.01% Add +107.9% 91,141 $694K
Swiss National Bank 0.00% Add +13.5% 90,200 $686K
Calamos Advisors LLC 0.00% Add +72.5% 87,036 $662K
Nuveen, LLC 0.00% No change 84,301 $642K
State of Wisconsin Investment Board 0.00% Reduce -42.3% 83,334 $634K
Gitterman Wealth Management, LLC 0.13% Add +134.8% 72,789 $554K
Verition Fund Management LLC 0.00% Add +383.9% 70,248 $535K
Millennium Management 0.00% Reduce -88.3% 67,720 $515K
ELCO Management Co., LLC 0.26% Reduce -28.5% 66,049 $503K
Barclays PLC 0.00% Reduce -26.2% 63,805 $486K
Rhumbline Advisers 0.00% Reduce -2.4% 62,139 $473K
Voleon Capital Management LP 0.01% New 59,672 $454K
Alliancebernstein L.P. 0.00% Reduce -10.1% 53,550 $408K
UBS Group AG 0.00% Reduce -79.3% 52,835 $402K
California State Teachers Retirement System 0.00% Add +37.9% 52,105 $397K
D. E. Shaw & Co. 0.00% Reduce -64.0% 51,155 $389K
ABS Direct Equity Fund LLC 0.54% Reduce -80.0% 50,000 $381K
Legal & General Group Plc 0.00% Add +176.2% 47,911 $365K
XTX Topco Ltd 0.02% New 46,068 $351K
Squarepoint Ops LLC 0.00% Add +5.5% 35,978 $274K
Deutsche Bank AG 0.00% Add +13.1% 33,961 $258K
Marshall Wace, LLP 0.00% No change 31,532 $240K
Wells Fargo & Company 0.00% Add +18.9% 28,429 $216K
Dynamic Technology Lab Private Ltd 0.04% New 27,417 $209K
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 0.00% Reduce -62.9% 27,092 $206K
Engineers Gate Manager LP 0.00% New 26,474 $201K
Intech Investment Management LLC 0.00% Add +1.3% 25,557 $194K
MetLife Investment Management, LLC 0.00% No change 24,366 $185K
T. Rowe Price Associates Inc. 0.00% Add +6.3% 23,957 $183K
Osaic Holdings, Inc. 0.00% Add +3.1% 23,823 $180K
Janus Henderson Group PLC 0.00% New 23,563 $179K
Quantbot Technologies LP 0.00% Add +17528.8% 23,270 $177K
Zurcher Kantonalbank (Zurich Cantonalbank) 0.00% Add +218.7% 23,013 $175K
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. 0.00% Reduce -16.4% 20,560 $156K
Aquatic Capital Management LLC 0.00% New 20,203 $154K
Bank of America Corp. 0.00% Reduce -94.1% 20,074 $153K
JPMorgan Chase & Co. 0.00% Reduce -14.4% 18,783 $143K
Creative Planning 0.00% Add +27.9% 17,602 $134K
Trexquant Investment LP 0.00% New 16,768 $128K
Manufacturers Life Insurance Company, The 0.00% Reduce -7.7% 16,708 $127K
Modern Wealth Management, LLC 0.00% Add +27.9% 16,422 $125K
Arizona State Retirement System 0.00% Add +16.4% 13,765 $105K
Cerity Partners LLC 0.00% New 13,192 $100K
New York State Common Retirement Fund 0.00% No change 11,328 $86K
Corton Capital Inc. 0.21% New 11,027 $84K
PharVision Advisers, LLC 0.05% New 10,810 $82K
Police & Firemen's Retirement System of New Jersey 0.00% Add +33.2% 10,437 $79K
Jump Financial, LLC 0.00% New 10,400 $79K
BNP Paribas Financial Markets 0.00% Add +116.9% 9,135 $70K
KLP Kapitalforvaltning As 0.00% No change 9,000 $68K
Cwm, LLC 0.00% Add +400.2% 8,969 $68K
State of Alaska, Department of Revenue 0.00% New 6,257 $47K
Citigroup Inc. 0.00% Reduce -78.1% 4,608 $35K
Ameritas Investment Partners, Inc. 0.00% No change 4,588 $35K
Farther Finance Advisors, LLC 0.00% New 3,647 $28K
Covestor Ltd 0.01% Add +105.4% 2,204 $17K
CIBC Private Wealth Group LLC 0.00% New 2,046 $16K
Quarry LP 0.00% New 1,803 $14K
Tower Research Capital LLC (TRC) 0.00% Reduce -84.0% 1,737 $13K
Amalgamated Bank 0.00% No change 1,540 $12K
CoreCap Advisors, LLC 0.00% No change 1,000 $8K
Arax Advisory Partners 0.00% New 965 $7K
Essential Partners LLC 0.00% New 852 $6K
GAMMA Investing LLC 0.00% Reduce -15.6% 826 $6K
Optiver Holding B.V. 0.00% New 782 $6K
BNP PARIBAS ASSET MANAGEMENT Holding S.A. 0.00% New 688 $5K
Sterling Capital Management LLC 0.00% Add +93.8% 469 $4K
Allworth Financial LP 0.00% Add +76.6% 408 $3K
Jones Financial Companies LLLP 0.00% No change 346 $3K
Signaturefd, LLC 0.00% No change 283 $2K
Parallel Advisors, LLC 0.00% No change 247 $2K
Quadrant Capital Group LLC 0.00% New 241 $2K
Rothschild Investment LLC 0.00% Add +15.6% 237 $2K
Graney & King, LLC 0.00% No change 200 $2K
Clearstead Advisors, LLC 0.00% New 189 $1K
US Bancorp \de 0.00% No change 167 $1K
EverSource Wealth Advisors, LLC 0.00% Add +26.7% 166 $1K
Nisa Investment Advisors, LLC 0.00% No change 113 $860
MPWM Advisory Solutions, LLC 0.00% No change 110 $837
Fortitude Family Office, LLC 0.00% New 76 $578
SBI Securities Co., Ltd. 0.00% Reduce -35.7% 45 $342
PNC Financial Services Group, Inc. 0.00% New 9 $68
True Wealth Design, LLC 0.00% New 2 $16
Parkside Financial Bank & Trust 0.00% No change 1 $8
Avion Wealth 0.00% No change 90 $0

"% of holder's portfolio" is SWIM's weight in each manager's 13F, not the share of Latham Group Inc. the manager owns.