WATTS WATER TECHNOLOGIES INC - Class A Common Stock, par value $.10 per share (WTS) Institutional Ownership

13F Institutional Holders and Ownership History from Q1 2014 to Q4 2025

Type / Class
Equity / Class A Common Stock, par value $.10 per share
Symbol
WTS on NYSE
Shares outstanding
33,293,764
Price per share
$276.02
All holders as of 30 Sep 2025
Q3 2025
Total 13F shares
26,118,530
Total reported value
$7,292,524,522
% of total 13F portfolios
0%
Share change
-323,066
Value change
-$72,513,263
Number of holders
465
Price from insider filings
$276.02
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Significant Owners of WATTS WATER TECHNOLOGIES INC - Class A Common Stock, par value $.10 per share (WTS) based on Schedule 13D/G filings

Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
HORNE TIMOTHY P 18% 0% $1,457,215,448 -$1,721,230 5,926,290 -0.12% Timothy P. Horne 30 Jun 2025
BlackRock, Inc. 13% $722,144,311 3,501,136 BlackRock, Inc. 31 Mar 2025
KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC 9% $508,208,964 2,463,924 Kayne Anderson Rudnick Investment Management, LLC 31 Dec 2024
Impax Asset Management Group plc 4% $225,038,323 1,091,042 Impax Asset Management Group plc 31 Dec 2024

As of 30 Sep 2025, 465 institutional investors reported holding 26,118,530 shares of WATTS WATER TECHNOLOGIES INC - Class A Common Stock, par value $.10 per share (WTS). This represents 78% of the company’s total 33,293,764 outstanding shares.

Top 25 Institutional Shareholders

The largest institutional shareholders of WATTS WATER TECHNOLOGIES INC - Class A Common Stock, par value $.10 per share (WTS) together control 57% 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
BlackRock, Inc. 11% 3,584,678 -1.3% 0.02% $1,001,128,932
VANGUARD GROUP INC 9.3% 3,100,684 -0.07% 0.01% $865,959,027
KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC 7% 2,324,468 -2.4% 1.6% $649,177,634
STATE STREET CORP 3% 999,204 -0.95% 0.01% $279,057,693
Boston Partners 2.7% 907,336 +2.2% 0.26% $253,210,656
PRICE T ROWE ASSOCIATES INC /MD/ 2.6% 881,267 +163% 0.03% $246,121,000
GEODE CAPITAL MANAGEMENT, LLC 2.4% 806,647 +0.32% 0.01% $225,306,568
Impax Asset Management Group plc 2.2% 745,622 -15% 1.2% $207,490,517
DIMENSIONAL FUND ADVISORS LP 1.6% 521,206 -2.4% 0.03% $145,556,367
FIRST TRUST ADVISORS LP 1.5% 513,661 -5.9% 0.11% $143,455,244
Boston Trust Walden Corp 1.4% 477,613 -7.9% 0.98% $133,387,759
Mirova US LLC 1.4% 471,822 -37% 1.3% $131,770,448
Invesco Ltd. 1.4% 469,508 +34% 0.02% $131,124,195
GAMCO INVESTORS, INC. ET AL 1.3% 439,752 -3.3% 1.2% $122,813,939
CHARLES SCHWAB INVESTMENT MANAGEMENT INC 1.2% 393,120 +24% 0.02% $109,790,554
NORTHERN TRUST CORP 1.1% 376,278 -0.96% 0.01% $105,086,920
AQR CAPITAL MANAGEMENT LLC 0.98% 326,139 +17% 0.06% $90,226,243
Port Capital LLC 0.75% 251,206 +0.96% 2.9% $70,157,000
Bank of New York Mellon Corp 0.73% 243,570 +0.52% 0.01% $68,024,348
WELLS FARGO & COMPANY/MN 0.71% 236,496 -5.1% 0.01% $66,048,350
JPMORGAN CHASE & CO 0.69% 228,177 -7.1% 0% $63,725,276
VICTORY CAPITAL MANAGEMENT INC 0.62% 205,058 -33% 0.04% $57,268,599
UBS Group AG 0.61% 202,250 +223% 0.01% $56,484,380
Champlain Investment Partners, LLC 0.6% 198,537 -20% 0.42% $55,447,413
Birch Hill Investment Advisors LLC 0.56% 186,149 -0.03% 2.2% $51,987,693

Institutional Holders of WATTS WATER TECHNOLOGIES INC - Class A Common Stock, par value $.10 per share (WTS) across Reporting Periods

Period Reported Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2025 Q4 161,895 $44,815,931 +$7,850,052 $276.02 23
2025 Q3 26,118,530 $7,292,524,522 -$72,513,263 $279.28 465
2025 Q2 26,717,283 $6,570,767,580 +$144,916,566 $245.89 456
2025 Q1 26,179,185 $5,336,363,073 -$106,905,982 $203.92 427
2024 Q4 26,604,767 $5,407,458,823 +$45,703,353 $203.30 409
2024 Q3 26,362,771 $5,458,492,953 +$105,673,930 $207.19 399
2024 Q2 25,880,934 $4,744,606,548 +$33,980,870 $183.37 405
2024 Q1 25,646,554 $5,447,520,522 -$32,746,867 $212.55 393
2023 Q4 25,790,445 $5,369,986,725 +$125,721,184 $208.34 389
2023 Q3 25,143,159 $4,345,903,869 -$40,658,803 $172.82 350
2023 Q2 25,335,774 $4,645,699,994 -$15,005,642 $183.73 330
2023 Q1 25,457,127 $4,281,828,535 -$1,023,199 $168.32 328
2022 Q4 25,606,685 $3,746,016,532 +$60,071,965 $146.23 309
2022 Q3 25,299,630 $3,181,633,249 -$5,450,323 $125.73 293
2022 Q2 25,242,127 $3,099,983,823 +$7,843,657 $122.84 291
2022 Q1 25,280,862 $3,529,674,225 -$25,348,312 $139.59 315
2021 Q4 25,327,232 $4,915,866,437 -$13,993,481 $194.17 319
2021 Q3 25,366,868 $4,264,896,737 -$23,774,897 $168.09 284
2021 Q2 25,533,231 $3,724,906,989 -$68,438,869 $145.91 268
2021 Q1 26,065,534 $3,096,495,648 -$6,112,966 $118.81 262
2020 Q4 26,070,853 $3,172,248,024 -$20,358,179 $121.70 261
2020 Q3 26,428,948 $2,646,885,373 +$71,785,345 $100.15 250
2020 Q2 25,808,065 $2,090,296,440 +$43,810,209 $81.00 259
2020 Q1 25,297,444 $2,140,003,057 -$30,929,422 $84.65 250
2019 Q4 25,466,046 $2,540,141,253 -$21,146,234 $99.76 256
2019 Q3 25,438,178 $2,384,031,935 -$89,982,291 $93.73 246
2019 Q2 26,408,277 $2,460,645,302 +$50,248,325 $93.18 230
2019 Q1 26,267,304 $2,123,024,506 -$7,691,381 $80.82 233
2018 Q4 26,369,026 $1,701,553,091 -$25,396,197 $64.53 222
2018 Q3 26,478,003 $2,196,744,769 -$16,323,928 $83.00 228
2018 Q2 26,735,407 $2,096,552,448 +$58,240,680 $78.40 219
2018 Q1 26,387,478 $2,050,374,790 +$8,192,745 $77.70 221
2017 Q4 26,393,461 $2,004,965,046 -$26,991,202 $75.95 210
2017 Q3 26,774,564 $1,852,780,994 +$9,188,159 $69.20 198
2017 Q2 26,710,433 $1,688,007,648 +$3,123,839 $63.20 212
2017 Q1 26,661,455 $1,662,321,291 +$181,928,812 $62.35 198
2016 Q4 27,155,218 $1,770,479,869 -$53,400,790 $65.20 206
2016 Q3 27,959,973 $1,812,213,995 -$9,742,643 $64.84 185
2016 Q2 28,167,362 $1,640,788,737 +$4,295,359 $58.26 178
2016 Q1 28,106,549 $1,547,450,961 -$17,783,903 $55.13 179
2015 Q4 28,391,370 $1,409,951,986 -$18,889,264 $49.67 176
2015 Q3 29,052,857 $1,534,545,434 +$24,962,872 $52.82 173
2015 Q2 28,632,107 $1,484,784,722 -$27,635,789 $51.85 178
2015 Q1 29,068,518 $1,600,078,653 +$36,128,758 $55.03 179
2014 Q4 28,284,792 $1,793,956,805 -$45,136,797 $63.44 180
2014 Q3 28,732,431 $1,673,742,260 +$30,726,243 $58.25 173
2014 Q2 28,205,148 $1,740,968,993 +$59,011,083 $61.73 172
2014 Q1 27,805,647 $1,631,749,109 +$1,460,349 $58.69 181