Latham Group, Inc. - Common stock, par value $0.0001 per share (SWIM) Institutional Ownership

13F Institutional Holders and Ownership History from Q2 2021 to Q4 2025

Type / Class
Equity / Common stock, par value $0.0001 per share
Symbol
SWIM on Nasdaq
Shares outstanding
116,580,311
Price per share
$6.35
All holders as of 30 Sep 2025
Q3 2025
Total 13F shares
113,462,014
Total reported value
$863,465,055
% of total 13F portfolios
0.01%
Share change
-1,689,585
Value change
-$11,601,595
Number of holders
137
Price from insider filings
$6.35
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Significant Owners of Latham Group, Inc. - Common stock, par value $0.0001 per share (SWIM) based on Schedule 13D/G filings

Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
WYNNCHURCH CAPITAL PARTNERS IV, L.P. 5% -48% $44,775,497 -$41,855,000 5,883,771 -48% WYNNCHURCH CAPITAL PARTNERS IV, L.P. 30 Sep 2025
Voss Capital, LP 3.9% -27% $34,245,000 -$11,161,701 4,500,000 -25% Voss Capital, LP 30 Sep 2025

As of 30 Sep 2025, 137 institutional investors reported holding 113,462,014 shares of Latham Group, Inc. - Common stock, par value $0.0001 per share (SWIM). This represents 97% of the company’s total 116,580,311 outstanding shares.

Top 25 Institutional Shareholders

The largest institutional shareholders of Latham Group, Inc. - Common stock, par value $0.0001 per share (SWIM) together control 89% of the company’s outstanding shares — a level of ownership often associated with strong institutional conviction and long‑term capital commitment.

Institution Ownership % Shares Held Share Change % Portfolio % Holdings Value
Pamplona Capital Management, LLC 44% 51,845,685 0% 52% $394,545,663
WYNNCHURCH CAPITAL PARTNERS IV, L.P. 5% 5,883,771 -48% 100% $44,775,000
CITADEL ADVISORS LLC 4% 4,620,114 +206% 0.03% $35,159,068
Voss Capital, LP 3.7% 4,350,000 -31% 1.9% $33,103,500
FMR LLC 3.6% 4,215,666 -4.8% 0% $32,081,218
KEYBANK NATIONAL ASSOCIATION/OH 3.5% 4,092,901 0% 0.11% $31,146,977
VANGUARD GROUP INC 2.8% 3,257,228 +37% 0% $24,787,505
BlackRock, Inc. 2.7% 3,191,335 +2.5% 0% $24,286,061
WASATCH ADVISORS LP 2.6% 3,065,464 -1.6% 0.13% $23,328,181
DIMENSIONAL FUND ADVISORS LP 2.4% 2,741,719 +4.5% 0% $20,863,638
WELLINGTON MANAGEMENT GROUP LLP 1.8% 2,132,982 0% $16,231,993
Driehaus Capital Management LLC 1.8% 2,117,550 +46% 0.12% $16,114,556
Onex Canada Asset Management Inc. 1% 1,209,713 +10% 1.2% $9,204,947
GEODE CAPITAL MANAGEMENT, LLC 0.96% 1,114,671 +5.4% 0% $8,483,769
CenterBook Partners LP 0.88% 1,029,563 -2.8% 0.39% $7,834,974
CAS Investment Partners, LLC 0.86% 1,000,000 0.34% $7,610,000
FORMULA GROWTH LTD 0.85% 989,033 -25% 2.7% $7,526,541
EMERALD ADVISERS, LLC 0.83% 971,348 -1.1% 0.24% $7,391,958
STATE STREET CORP 0.79% 926,446 +2.5% 0% $7,050,254
BRIDGEWAY CAPITAL MANAGEMENT, LLC 0.78% 905,788 +6.9% 0.15% $6,893,047
AYAL Capital Advisors Ltd 0.73% 850,010 +6.3% 3.7% $6,468,576
GOLDMAN SACHS GROUP INC 0.73% 846,066 +20% 0% $6,438,562
Ewing Morris & Co. Investment Partners Ltd. 0.72% 841,342 -21% 2.7% $6,402,613
EMERALD MUTUAL FUND ADVISERS TRUST 0.55% 642,554 0% 0.25% $4,889,836
SILVERCREST ASSET MANAGEMENT GROUP LLC 0.5% 579,199 -2.7% 0.03% $4,407,704

Institutional Holders of Latham Group, Inc. - Common stock, par value $0.0001 per share (SWIM) across Reporting Periods

Period Reported Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2025 Q4 198,464 $1,260,329 +$420,741 $6.35 5
2025 Q3 113,462,014 $863,465,055 -$11,601,595 $7.61 137
2025 Q2 115,146,675 $734,642,541 +$18,219,708 $6.38 125
2025 Q1 112,270,145 $724,943,162 -$235,572 $6.43 129
2024 Q4 111,177,062 $773,788,167 +$46,002,519 $6.96 138
2024 Q3 37,118,102 $252,420,969 +$55,124,847 $6.80 129
2024 Q2 31,058,357 $94,110,229 -$471,732 $3.03 106
2024 Q1 28,887,378 $114,400,413 +$4,045,965 $3.96 100
2023 Q4 17,053 $44,849 $2.63 1
2023 Q3 30,914,929 $86,543,401 -$7,808,711 $2.80 105
2023 Q2 32,982,686 $122,371,933 +$1,997,979 $3.71 99
2023 Q1 32,659,231 $93,368,750 -$2,798,520 $2.86 108
2022 Q4 33,408,393 $107,570,588 -$10,412,222 $3.22 123
2022 Q3 33,750,638 $121,191,172 -$16,998,152 $3.59 118
2022 Q2 36,794,188 $255,098,389 -$48,150,435 $6.93 117
2022 Q1 42,107,659 $557,981,580 +$138,140,829 $13.24 100
2021 Q4 28,295,408 $708,156,723 +$71,790,745 $25.03 74
2021 Q3 25,736,033 $422,217,832 -$172,165,219 $16.40 64
2021 Q2 28,748,456 $918,804,434 +$918,784,253 $31.96 86