Position in MSEX
as of Jun 30, 2026
· filed Sep 2, 2026
Position Value
$1,668,850
-$33,964 QoQ
Shares Held
29,716
-9.2% QoQ
Ownership
0.158%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#46
of 226 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in MSEX Over Time
Shares Held
Position Value (USD)
Derivatives in MSEX
reported options exposure · as of Jun 30, 2026CallValue
$1,201,824
CallShares
21,400
PutValue
$0
PutShares
0
Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.
Position in Utilities - Regulated Water
Utilities · as of Jun 30, 2026CITADEL ADVISORS LLC holds $54,457,211 across 11 Utilities - Regulated Water names. MSEX ranks #6 (3.1% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | AWK |
American Water Works Company, Inc.
|
232,322 | $30,568,928 | |
| 2 | CWT |
California Water Service Group
|
196,394 | $9,554,568 | |
| 3 | SBS |
Companhia De Saneamento Basico Do Estado De Sao Paulo-Sabesp
|
520,592 | $3,009,021 | |
| 4 | WTRG |
Essential Utilities, Inc.
|
65,412 | $2,505,933 | |
| 5 | AWR |
American States Water Co
|
30,220 | $2,497,078 | |
| 6 | MSEX |
Middlesex Water Co
This page
|
29,716 | $1,668,850 | |
| 7 | HTO |
H2o America
|
26,234 | $1,594,240 | |
| 8 | CWCO |
Consolidated Water Co. Ltd.
|
45,265 | $1,335,317 |
All Filings in MSEX
Export CSV
50 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $1,668,850 | 29,716 | Shares | Defined | 2026-09-02 | |
| 2026-06-30 | $1,201,824 | 21,400 | Call | Defined | 2026-09-02 | |
| 2026-03-31 | $765,135 | 14,700 | Call | Defined | 2026-05-15 | |
| 2026-03-31 | $1,702,814 | 32,715 | Shares | Defined | 2026-05-15 | |
| 2025-12-31 | $700,182 | 13,887 | Shares | Defined | 2026-02-17 | |
| 2025-12-31 | $983,190 | 19,500 | Call | Defined | 2026-02-17 | |
| 2025-09-30 | $693,980 | 12,823 | Shares | Defined | 2025-11-14 | |
| 2025-09-30 | $719,796 | 13,300 | Call | Defined | 2025-11-14 | |
| 2025-06-30 | $382,726 | 7,064 | Shares | Defined | 2025-08-14 | |
| 2025-06-30 | $595,980 | 11,000 | Call | Defined | 2025-08-14 | |
| 2025-03-31 | $83,330 | 1,300 | Put | Defined | 2025-05-15 | |
| 2025-03-31 | $1,244,693 | 19,418 | Shares | Defined | 2025-05-15 | |
| 2025-03-31 | $749,970 | 11,700 | Call | Defined | 2025-05-15 | |
| 2024-12-31 | $1,429,588 | 27,163 | Shares | Defined | 2025-02-14 | |
| 2024-12-31 | $305,254 | 5,800 | Call | Defined | 2025-02-14 | |
| 2024-12-31 | $52,630 | 1,000 | Put | Defined | 2025-02-14 | |
| 2024-09-30 | $110,908 | 1,700 | Put | Defined | 2024-11-14 | |
| 2024-09-30 | $1,468,356 | 22,507 | Shares | Defined | 2024-11-14 | |
| 2024-09-30 | $541,492 | 8,300 | Call | Defined | 2024-11-14 | |
| 2024-06-30 | $2,015,197 | 38,561 | Shares | Defined | 2024-08-14 | |
| 2024-06-30 | $73,164 | 1,400 | Put | Defined | 2024-08-14 | |
| 2024-06-30 | $386,724 | 7,400 | Call | Defined | 2024-08-14 | |
| 2024-03-31 | $231,000 | 4,400 | Put | Defined | 2024-05-15 | |
| 2024-03-31 | $882,000 | 16,800 | Call | Defined | 2024-05-15 | |
| 2024-03-31 | $1,905,119 | 36,288 | Shares | Defined | 2024-05-15 | |
| 2023-12-31 | $1,509,850 | 23,009 | Shares | Defined | 2024-02-14 | |
| 2023-12-31 | $1,351,772 | 20,600 | Call | Defined | 2024-02-14 | |
| 2023-12-31 | $104,992 | 1,600 | Put | Defined | 2024-02-14 | |
| 2023-09-30 | $1,166,000 | 17,600 | Call | Defined | 2023-11-14 | |
| 2023-09-30 | $53,000 | 800 | Put | Defined | 2023-11-14 | |
| 2023-09-30 | $481,968 | 7,275 | Shares | Defined | 2023-11-14 | |
| 2023-06-30 | $88,726 | 1,100 | Put | Defined | 2023-08-14 | |
| 2023-06-30 | $3,317,787 | 41,133 | Shares | Defined | 2023-08-14 | |
| 2023-06-30 | $1,403,484 | 17,400 | Call | Defined | 2023-08-14 | |
| 2023-03-31 | $1,656,144 | 21,200 | Call | Defined | 2023-05-15 | |
| 2023-03-31 | $304,668 | 3,900 | Put | Defined | 2023-05-15 | |
| 2023-03-31 | $4,208,011 | 53,866 | Shares | Defined | 2023-05-15 | |
| 2022-12-31 | $629,360 | 8,000 | Call | Defined | 2023-02-14 | |
| 2022-12-31 | $220,276 | 2,800 | Put | Defined | 2023-02-14 | |
| 2022-12-31 | $5,834,167 | 74,160 | Shares | Defined | 2023-02-14 | |
| 2022-09-30 | $200,720 | 2,600 | Call | Defined | 2022-11-14 | |
| 2022-09-30 | $886,178 | 11,479 | Shares | Defined | 2022-11-14 | |
| 2022-06-30 | $325,467 | 3,712 | Shares | Defined | 2022-08-15 | |
| 2022-03-31 | $483,782 | 4,600 | Call | Defined | 2022-05-16 | |
| 2021-12-31 | $2,153,370 | 17,900 | Call | Defined | 2022-02-14 | |
| 2021-09-30 | $462,510 | 4,500 | Call | Defined | 2021-11-15 | |
| 2021-09-30 | $318,618 | 3,100 | Put | Defined | 2021-11-15 | |
| 2021-06-30 | $1,290,679 | 15,792 | Shares | Defined | 2021-08-16 | |
| 2021-06-30 | $326,920 | 4,000 | Call | Defined | 2021-08-16 | |
| 2021-03-31 | $3,397,701 | 42,998 | Shares | Defined | 2021-05-21 | |
| No filing history on record for this holder in this stock. | ||||||