AMERICAN WTR WKS CO INC NEW

Ticker: AWK CUSIP: 030420103 Class: COM

Robeco Institutional Asset Management B.V.'s Holding History (CIK: 0001418773)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 26,467 Value ($000) $3,454 Avg Close $133.18 Range $123.11 - $144.71

Q3 2025

Shares 512,665 Value ($000) $71,358 Avg Close $140.03 Range $132.45 - $146.93

Q2 2025

Shares 531,260 Value ($000) $73,904 Avg Close $141.16 Range $130.07 - $152.71

Q1 2025

Shares 51,674 Value ($000) $7,623 Avg Close $129.09 Range $115.89 - $149.34

Q4 2024

Shares 56,343 Value ($000) $7,014 Avg Close $131.37 Range $119.77 - $142.86

Q3 2024

Shares 40,675 Value ($000) $5,948 Avg Close $137.26 Range $122.78 - $146.23

Q2 2024

Shares 52,572 Value ($000) $6,790 Avg Close $121.75 Range $108.78 - $130.82

Q1 2024

Shares 366,842 Value ($000) $44,832 Avg Close $117.79 Range $111.70 - $128.67

Q4 2023

Shares 50,955 Value ($000) $6,726 Avg Close $120.02 Range $108.40 - $131.14

Q3 2023

Shares 43,782 Value ($000) $5,422 Avg Close $132.75 Range $116.01 - $142.76

Q2 2023

Shares 31,349 Value ($000) $4,475 Avg Close $138.40 Range $131.23 - $144.16

Q1 2023

Shares 39,212 Value ($000) $5,744 Avg Close $138.91 Range $124.84 - $152.12

Q4 2022

Shares 31,759 Value ($000) $4,841 Avg Close $134.83 Range $114.33 - $151.49

Q3 2022

Shares 41,463 Value ($000) $5,398 Avg Close $139.99 Range $120.97 - $148.95

Q2 2022

Shares 45,286 Value ($000) $6,737 Avg Close $141.01 Range $120.04 - $160.52

Q1 2022

Shares 306,110 Value ($000) $50,670 Avg Close $146.06 Range $133.13 - $174.04

Q4 2021

Shares 324,511 Value ($000) $61,287 Avg Close $160.41 Range $151.81 - $174.41

Q3 2021

Shares 294,517 Value ($000) $49,784 Avg Close $159.94 Range $140.14 - $173.51

Q2 2021

Shares 260,787 Value ($000) $40,194 Avg Close $142.04 Range $136.07 - $148.86

Q1 2021

Shares 271,275 Value ($000) $40,670 Avg Close $137.66 Range $119.17 - $150.87

Q4 2020

Shares 568,375 Value ($000) $87,228 Avg Close $139.36 Range $131.41 - $156.44

Q3 2020

Shares 365,258 Value ($000) $52,918 Avg Close $127.84 Range $115.63 - $135.45

Q2 2020

Shares 405,208 Value ($000) $52,134 Avg Close $111.91 Range $99.06 - $120.86

Q1 2020

Shares 475,810 Value ($000) $56,889 Avg Close $115.44 Range $82.43 - $126.96

Q4 2019

Shares 611,080 Value ($000) $75,070 Avg Close $108.00 Range $102.62 - $111.96

Q3 2019

Shares 520,834 Value ($000) $64,705 Avg Close $107.02 Range $100.18 - $115.46

Q2 2019

Shares 510,955 Value ($000) $59,272 Avg Close $97.49 Range $89.79 - $105.58

Q1 2019

Shares 515,869 Value ($000) $53,787 Avg Close $86.27 Range $77.16 - $94.89

Q4 2018

Shares 531,126 Value ($000) $48,158 Avg Close $79.87 Range $75.31 - $86.08

Q3 2018

Shares 523,038 Value ($000) $46,011 Avg Close $76.56 Range $73.09 - $78.48

Q2 2018

Shares 536,496 Value ($000) $45,804 Avg Close $71.59 Range $67.46 - $75.25

Q1 2018

Shares 575,810 Value ($000) $47,289 Avg Close $70.30 Range $65.63 - $78.54

Q4 2017

Shares 588,765 Value ($000) $53,865 Avg Close $75.72 Range $69.13 - $79.31

Q3 2017

Shares 582,097 Value ($000) $47,096 Avg Close $69.04 Range $65.77 - $71.05

Q2 2017

Shares 650,359 Value ($000) $50,697 Avg Close $66.71 Range $63.45 - $70.48

Q1 2017

Shares 718,337 Value ($000) $55,864 Avg Close $62.71 Range $58.87 - $66.59

Q4 2016

Shares 1,092,163 Value ($000) $79,030 Avg Close $60.77 Range $58.40 - $64.05

Q3 2016

Shares 1,293,739 Value ($000) $96,822 Avg Close $65.33 Range $60.36 - $71.01

Q2 2016

Shares 1,378,871 Value ($000) $116,530 Avg Close $61.85 Range $56.44 - $70.43

Q1 2016

Shares 1,263,212 Value ($000) $87,074 Avg Close $53.83 Range $48.57 - $58.11

Q4 2015

Shares 421,399 Value ($000) $25,180 Avg Close $47.42 Range $44.78 - $50.47

Q3 2015

Shares 379,462 Value ($000) $20,902 Avg Close $42.73 Range $39.51 - $45.60

Q2 2015

Shares 379,462 Value ($000) $18,453 Avg Close $42.75 Range $39.38 - $45.05

Q1 2015

Shares 393,652 Value ($000) $21,339 Avg Close $43.91 Range $41.95 - $46.25

Q4 2014

Shares 410,079 Value ($000) $21,857 Avg Close $41.57 Range $38.06 - $45.21

Q3 2014

Shares 423,374 Value ($000) $20,419 Avg Close $38.99 Range $36.78 - $40.56

Q2 2014

Shares 294,521 Value ($000) $14,564 Avg Close $37.25 Range $35.41 - $39.33

Q1 2014

Shares 291,908 Value ($000) $13,253 Avg Close $34.07 Range $32.23 - $36.20

Q4 2013

Shares 304,808 Value ($000) $12,881 Avg Close $32.75 Range $31.20 - $35.12

Q3 2013

Shares 301,192 Value ($000) $12,433 Avg Close $32.11 Range $30.42 - $33.83

Q2 2013

Shares 308,055 Value ($000) $12,701 Avg Close $31.82 Range $30.11 - $33.12

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	26,467	$3,454	$133.18	$123.11 - $144.71
Q3 2025	512,665	$71,358	$140.03	$132.45 - $146.93
Q2 2025	531,260	$73,904	$141.16	$130.07 - $152.71
Q1 2025	51,674	$7,623	$129.09	$115.89 - $149.34
Q4 2024	56,343	$7,014	$131.37	$119.77 - $142.86
Q3 2024	40,675	$5,948	$137.26	$122.78 - $146.23
Q2 2024	52,572	$6,790	$121.75	$108.78 - $130.82
Q1 2024	366,842	$44,832	$117.79	$111.70 - $128.67
Q4 2023	50,955	$6,726	$120.02	$108.40 - $131.14
Q3 2023	43,782	$5,422	$132.75	$116.01 - $142.76
Q2 2023	31,349	$4,475	$138.40	$131.23 - $144.16
Q1 2023	39,212	$5,744	$138.91	$124.84 - $152.12
Q4 2022	31,759	$4,841	$134.83	$114.33 - $151.49
Q3 2022	41,463	$5,398	$139.99	$120.97 - $148.95
Q2 2022	45,286	$6,737	$141.01	$120.04 - $160.52
Q1 2022	306,110	$50,670	$146.06	$133.13 - $174.04
Q4 2021	324,511	$61,287	$160.41	$151.81 - $174.41
Q3 2021	294,517	$49,784	$159.94	$140.14 - $173.51
Q2 2021	260,787	$40,194	$142.04	$136.07 - $148.86
Q1 2021	271,275	$40,670	$137.66	$119.17 - $150.87
Q4 2020	568,375	$87,228	$139.36	$131.41 - $156.44
Q3 2020	365,258	$52,918	$127.84	$115.63 - $135.45
Q2 2020	405,208	$52,134	$111.91	$99.06 - $120.86
Q1 2020	475,810	$56,889	$115.44	$82.43 - $126.96
Q4 2019	611,080	$75,070	$108.00	$102.62 - $111.96
Q3 2019	520,834	$64,705	$107.02	$100.18 - $115.46
Q2 2019	510,955	$59,272	$97.49	$89.79 - $105.58
Q1 2019	515,869	$53,787	$86.27	$77.16 - $94.89
Q4 2018	531,126	$48,158	$79.87	$75.31 - $86.08
Q3 2018	523,038	$46,011	$76.56	$73.09 - $78.48
Q2 2018	536,496	$45,804	$71.59	$67.46 - $75.25
Q1 2018	575,810	$47,289	$70.30	$65.63 - $78.54
Q4 2017	588,765	$53,865	$75.72	$69.13 - $79.31
Q3 2017	582,097	$47,096	$69.04	$65.77 - $71.05
Q2 2017	650,359	$50,697	$66.71	$63.45 - $70.48
Q1 2017	718,337	$55,864	$62.71	$58.87 - $66.59
Q4 2016	1,092,163	$79,030	$60.77	$58.40 - $64.05
Q3 2016	1,293,739	$96,822	$65.33	$60.36 - $71.01
Q2 2016	1,378,871	$116,530	$61.85	$56.44 - $70.43
Q1 2016	1,263,212	$87,074	$53.83	$48.57 - $58.11
Q4 2015	421,399	$25,180	$47.42	$44.78 - $50.47
Q3 2015	379,462	$20,902	$42.73	$39.51 - $45.60
Q2 2015	379,462	$18,453	$42.75	$39.38 - $45.05
Q1 2015	393,652	$21,339	$43.91	$41.95 - $46.25
Q4 2014	410,079	$21,857	$41.57	$38.06 - $45.21
Q3 2014	423,374	$20,419	$38.99	$36.78 - $40.56
Q2 2014	294,521	$14,564	$37.25	$35.41 - $39.33
Q1 2014	291,908	$13,253	$34.07	$32.23 - $36.20
Q4 2013	304,808	$12,881	$32.75	$31.20 - $35.12
Q3 2013	301,192	$12,433	$32.11	$30.42 - $33.83
Q2 2013	308,055	$12,701	$31.82	$30.11 - $33.12