RENAISSANCE TECHNOLOGIES LLC
Position in CWT — California Water Service Group
CIK 1037389
NEW YORK, NY
Position in CWT
as of Jun 30, 2026
· filed Aug 13, 2026
Position Value
$7,015,330
+$2,463,194 QoQ
Shares Held
144,200
+43.6% QoQ
Ownership
0.233%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
#43
of 343 holders
Holding Since
Mar 2020
22 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in CWT Over Time
Shares Held
Position Value (USD)
Position in Utilities - Regulated Water
Utilities · as of Jun 30, 2026RENAISSANCE TECHNOLOGIES LLC holds $96,736,195 across 11 Utilities - Regulated Water names. CWT ranks #5 (7.3% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | SBS |
Companhia De Saneamento Basico Do Estado De Sao Paulo-Sabesp
|
7,547,490 | $43,624,492 | |
| 2 | ARTNA |
Artesian Resources Corp
|
301,156 | $10,236,292 | |
| 3 | CWCO |
Consolidated Water Co. Ltd.
|
308,267 | $9,093,876 | |
| 4 | WTRG |
Essential Utilities, Inc.
|
235,283 | $9,013,691 | |
| 5 | CWT |
California Water Service Group
This page
|
144,200 | $7,015,330 | |
| 6 | MSEX |
Middlesex Water Co
|
110,813 | $6,223,258 | |
| 7 | YORW |
York Water Co
|
168,236 | $5,156,433 | |
| 8 | HTO |
H2o America
|
53,245 | $3,235,698 |
All Filings in CWT
Export CSV
22 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $7,015,330 | 144,200 | Shares | Sole | 2026-08-13 | |
| 2026-03-31 | $4,552,136 | 100,400 | Shares | Sole | 2026-05-14 | |
| 2025-12-31 | $4,848,627 | 111,900 | Shares | Sole | 2026-02-12 | |
| 2025-09-30 | $13,818,213 | 301,116 | Shares | Sole | 2025-11-13 | |
| 2025-06-30 | $12,779,880 | 281,000 | Shares | Sole | 2025-08-13 | |
| 2025-03-31 | $9,953,684 | 205,400 | Shares | Sole | 2025-05-14 | |
| 2024-12-31 | $2,084,817 | 45,992 | Shares | Sole | 2025-02-13 | |
| 2024-06-30 | $5,304,806 | 109,400 | Shares | Sole | 2024-08-09 | |
| 2024-03-31 | $6,781,432 | 145,900 | Shares | Sole | 2024-05-13 | |
| 2023-12-31 | $2,129,263 | 41,050 | Shares | Sole | 2024-02-13 | |
| 2023-09-30 | $2,072,178 | 43,800 | Shares | Sole | 2023-11-14 | |
| 2023-06-30 | $821,639 | 15,914 | Shares | Sole | 2023-08-11 | |
| 2023-03-31 | $4,498,860 | 77,300 | Shares | Sole | 2023-05-12 | |
| 2022-12-31 | $2,249,744 | 37,100 | Shares | Sole | 2023-02-13 | |
| 2022-09-30 | $3,709,376 | 70,400 | Shares | Sole | 2022-11-14 | |
| 2022-03-31 | $4,167,384 | 70,300 | Shares | Sole | 2022-05-13 | |
| 2021-12-31 | $7,430,324 | 103,400 | Shares | Sole | 2022-02-11 | |
| 2021-09-30 | $2,787,389 | 47,300 | Shares | Sole | 2021-11-12 | |
| 2020-12-31 | $534,897 | 9,900 | Shares | Sole | 2021-02-10 | |
| 2020-09-30 | $7,999,145 | 184,100 | Shares | Sole | 2020-11-13 | |
| 2020-06-30 | $5,027,580 | 105,400 | Shares | Sole | 2020-08-13 | |
| 2020-03-31 | $8,033,688 | 159,652 | Shares | Sole | 2020-05-14 | |
| No filing history on record for this holder in this stock. | ||||||