American Water Works Company, Inc.
AT ˙ WBAG ˙ US0304201033
€ 105,10 ↓ -2,50 (-2,32%)
2026-06-04
AKTIENPREIS
SecurityAT:AWK / American Water Works Company, Inc.
InstitutionPartners Group Holding AG
Latest Disclosed Ownership289,131 shares
Latest Disclosed Value $ 39,347,838
Partners Group Holding AG reports 5.94% decrease in ownership of AWK / American Water Works Company, Inc.

On May 15, 2026 - Partners Group Holding AG filed a 13F-HR form disclosing ownership of 289,131 shares of American Water Works Company, Inc. (AT:AWK) valued at $34,334,306 USD as of March 31, 2026. The entity filed a previous 13F-HR on February 6, 2026 disclosing 307,389 shares of American Water Works Company, Inc.. This represents a change in shares of -5.94% during the quarter. The current value of the position is $30,387,668 USD.

Institutional Ownership: 13F and NPORT Filings

The Security and Class in the table below are shown exactly as filed by the investor. We do our best to track continuity of investments through acquisitions, and this will be reflected in the table as changes in names. In addition to descriptive data, performance of the investment is shown over time. To calculate quarterly performance, we first calculate cost basis of the shares purchased during the quarter, then use that to calculate gross profit. Quarterly return is Gross Profit / Starting Portfolio value.

Note that cost basis is calculated and stored in thousands, so small quarterly changes in shares frequently result in a cost basis of zero.

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Disclosed Equity Positions (from 13F/NPORT Filings)
File
Date
Effective
Date
Form Security Class ID Avg Price
Paid (Est)
Reported
Shares
ΔShares ΔShares
(%)
Reported
Value
(x1000)
ΔValue
(%)
Alloc
(%)
ΔAlloc ΔAlloc (%) Cost Basis
(x1000)
Unrealized
Gain/Loss
(x1000)
2026-05-15 2026-03-31 13F American Water Works Common Stock 030420103 289,131 -18,258 -5.94 39,348 -1.91 2.9118
2026-02-06 2025-12-31 13F American Water Works Common Stock 030420103 307,389 -53,298 -14.78 40,114 -20.10 2.7087
2025-11-12 2025-09-30 13F American Water Works Common Stock 030420103 360,687 -57,236 -13.70 50,204 -13.65 2.7875
2025-08-05 2025-06-30 13F American Water Works Common Stock 030420103 417,923 -46,510 -10.01 58,137 -15.14 2.7332
2025-05-13 2025-03-31 13F American Water Works Common Stock 030420103 464,433 15,125 3.37 68,513 22.49 2.8673
2025-02-11 2024-12-31 13F American Water Works Common Stock 030420103 449,308 -11,241 -2.44 55,934 -16.95 2.0022
2024-11-13 2024-09-30 13F American Water Works Common Stock 030420103 460,549 9,464 2.10 67,351 15.60 4.3375
2024-08-01 2024-06-30 13F American Water Works Common Stock 030420103 451,085 83,040 22.56 58,262 29.53 4.3897
2024-05-10 2024-03-31 13F American Water Works Common Stock 030420103 368,045 -783 -0.21 44,979 -7.61 4.0834
2024-02-15 2023-12-31 13F/A-1 American Water Works Common Stock 030420103 368,828 6,027 1.66 48,682 8.36 4.1479
2024-02-13 2023-12-31 13F American Water Works Common Stock 030420103 368,828 6,027 48,682 5.8698
2023-11-13 2023-09-30 13F American Water Works Common Stock 030420103 362,801 -14,193 -3.76 44,926 -16.52 4.2054
2023-08-10 2023-06-30 13F American Water Works Common Stock 030420103 376,994 -27,383 -6.77 53,816 -9.15 4.4708
2023-05-05 2023-03-31 13F American Water Works Common Stock 030420103 404,377 -64,100 -13.68 59,237 -17.04 4.7793
2023-02-14 2022-12-31 13F American Water Works Common Stock 030420103 468,477 -30,523 -6.12 71,405 9.94 5.4585
2022-11-10 2022-09-30 13F American Water Works Common Stock 030420103 499,000 -10,165 -2.00 64,950 -14.26 4.5844
2022-08-12 2022-06-30 13F American Water Works Common Stock 030420103 509,165 11,172 2.24 75,748 -8.11 4.4574
2022-05-13 2022-03-31 13F American Water Works Common Stock 030420103 497,993 21,629 4.54 82,433 -8.37 4.3109
2022-02-15 2021-12-31 13F American Water Works Common Stock 030420103 476,364 3,046 0.64 89,966 12.44 4.2648
2021-11-16 2021-09-30 13F American Water Works Common Stock 030420103 473,318 -82,346 -14.82 80,010 -6.58 5.5709
2021-08-06 2021-06-30 13F American Water Works Common Stock 030420103 555,664 68,360 14.03 85,644 17.23 5.2550
2021-05-14 2021-03-31 13F American Water Works Common Stock 030420103 487,304 21,852 4.69 73,057 2.27 6.2806
2021-02-12 2020-12-31 13F American Water Works Common Stock 030420103 465,452 69,520 17.56 71,433 24.53 6.6507
2020-11-12 2020-09-30 13F American Water Works Common Stock 030420103 395,932 -35,030 -8.13 57,363 3.45 6.2788
2020-08-14 2020-06-30 13F American Water Works Common Stock 030420103 430,962 89,416 26.18 55,448 35.79 6.2876
2020-05-13 2020-03-31 13F American Water Works Common Stock 030420103 341,546 -31,166 -8.36 40,835 -10.82 5.3914
2020-02-18 2019-12-31 13F American Water Works Common Stock 030420103 372,712 28,606 8.31 45,788 7.11 4.9774
2019-11-14 2019-09-30 13F American Water Works Common Stock 030420103 344,106 1,432 0.42 42,748 7.54 4.9662
2019-08-09 2019-06-30 13F American Water Works Common Stock 030420103 342,674 -11,819 -3.33 39,750 7.55 4.8733
2019-05-15 2019-03-31 13F American Water Works Common Stock 030420103 354,493 -41,381 -10.45 36,959 2.86 5.0692
2019-02-13 2018-12-31 13F American Water Works Common Stock 030420103 395,874 -116,822 -22.79 35,933 -20.33 5.1586
2018-11-13 2018-09-30 13F American Water Works Common Stock 030420103 512,696 -49,234 -8.76 45,102 -5.99 5.3141
2018-08-14 2018-06-30 13F AWK US Equity Common Stock 030420103 561,930 -49,410 -8.08 47,978 -4.44 5.5460
2018-05-11 2018-03-31 13F American Water Works Common Stock 030420103 611,340 178,000 41.08 50,209 26.64 5.6434
2018-02-13 2017-12-31 13F American Water Works Common Stock 030420103 433,340 -44,700 -9.35 39,646 2.50 4.6938
2017-11-14 2017-09-30 13F American Water Works Common Stock 030420103 478,040 -108,000 -18.43 38,678 -14.90 4.2883
2017-08-14 2017-06-30 13F American Water Works Common Stock 030420103 586,040 -14,150 -2.36 45,448 -2.12 4.8451
2017-05-15 2017-03-31 13F American Water Works Common Stock 030420103 600,190 4,800 0.81 46,432 8.33 3.7479
2017-02-15 2016-12-31 13F American Water Works Common Stock 030420103 595,390 80,600 15.66 42,861 11.25 6.4192
2016-11-14 2016-09-30 13F American Water Works Common Stock 030420103 514,790 55,350 12.05 38,527 21.66 9.4476
2016-08-10 2016-06-30 13F American Water Works Common Stock 030420103 459,440 8,100 1.79 31,669 1.79 7.9383
2016-05-11 2016-03-31 13F American Water Works Common Stock 030420103 451,340 -6,200 -1.36 31,111 13.80 6.6195
2016-02-12 2015-12-31 13F American Water Works Common Stock 030420103 457,540 -84,600 -15.60 27,338 -8.45 5.7829
2015-10-29 2015-09-30 13F American Water Works Common Stock 030420103 542,140 -248,000 -31.39 29,861 -22.29 8.5034
2015-08-13 2015-06-30 13F American Water Works Common Stock 030420103 790,140 41,300 5.52 38,425 -5.35 9.6477
2015-05-14 2015-03-31 13F American Water Works Common Stock 030420103 748,840 59,640 8.65 40,595 10.51 10.5567
2015-02-17 2014-12-31 13F/A-1 American Water Works Common Stock 030420103 689,200 56,300 8.90 36,734 20.34 8.4048
2015-02-10 2014-12-31 13F American Water Works Common Stock 030420103 689,200 36,734
2014-11-10 2014-09-30 13F American Water Works Common Stock 030420103 632,900 139,000 28.14 30,525 24.98 6.6670
2014-08-12 2014-06-30 13F American Water Works Common Stock 030420103 493,900 -29,000 -5.55 24,423 2.88 5.9131
2014-05-13 2014-03-31 13F American Water Works Common Stock 030420103 522,900 -67,400 -11.42 23,740 -4.83 5.8621
2014-02-10 2013-12-31 13F American Water Works Common Stock 030420103 590,300 -62,000 -9.50 24,946 -7.36 6.3976
2013-11-08 2013-09-30 13F American Water Works COM 030420103 652,300 232,400 55.35 26,927 54.74 7.4816
2013-08-14 2013-06-30 13F American Water Works COM 030420103 419,900 419,900 17,401 6.2008
Legend
Shares
The total number of shares held by the institution at the end of the reporting period (the effective date). This is provided in the filing.
Value
The total value of the shares as of the effective date. This is provided in the filing.
Avg. Share Price
The weighted average share price of the shares held by the institution. We use FIFO accounting to determine this price
Class
This is the security class as indicated by the filer. There are a variety of values for this field. Common values include "EC" = equity common, "EP" - equity preferred
Allocation (%)
The percent of the institution's portfolio that this position represents. This is provided in NPORT filings. For 13F filings, we calculate it.
Change in Allocation
The change in allocation from the prior reporting period. This is calculated as current allocation - prior allocation.
Change in Allocation (%)
The percent change in allocation from the prior reporting period. This is calculated as (current allocation - prior allocation) / prior allocation.
Cost Basis
The total cost of the shares held. This is calculated as reported shares * avg. share price
Unrealized Gain/Loss
This is the market value of the position as of the effective date minus the cost basis.