ADAGE CAPITAL PARTNERS GP, L.L.C.
Position in SWX — Southwest Gas Holdings, Inc.
CIK 1165408
Boston, MA
Position in SWX
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$128,177,500
-$3,735,149 QoQ
Shares Held
1,475,000
-10.5% QoQ
Ownership
2.04%
of shares outstanding
% of Portfolio
0.20%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2022
14 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in SWX Over Time
Shares Held
Position Value (USD)
Position in Utilities - Regulated Gas
Utilities · as of Mar 31, 2026ADAGE CAPITAL PARTNERS GP, L.L.C. holds $447,291,595 across 7 Utilities - Regulated Gas names. SWX ranks #2 (28.7% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | BKH |
Black Hills Corp /Sd/
|
2,069,827 | $143,666,692 | |
| 2 | SWX |
Southwest Gas Holdings, Inc.
This page
|
1,475,000 | $128,177,500 | |
| 3 | SR |
Spire Inc
|
1,201,440 | $108,778,377 | |
| 4 | NI |
Nisource Inc.
|
1,129,962 | $52,724,026 | |
| 5 | MDU |
Mdu Resources Group Inc
|
500,000 | $10,360,000 | |
| 6 | NJR |
New Jersey Resources Corp
|
60,000 | $3,295,200 | |
| 7 | OPAL |
OPAL Fuels Inc.
|
115,000 | $289,800 |
All Filings in SWX
Export CSV
14 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $128,177,500 | 1,475,000 | Shares | Sole | 2026-05-15 | |
| 2025-12-31 | $131,912,649 | 1,648,496 | Shares | Sole | 2026-02-17 | |
| 2025-09-30 | $111,242,800 | 1,420,000 | Shares | Sole | 2025-11-14 | |
| 2025-06-30 | $120,511,800 | 1,620,000 | Shares | Sole | 2025-08-14 | |
| 2025-03-31 | $111,290,000 | 1,550,000 | Shares | Sole | 2025-05-15 | |
| 2024-12-31 | $63,639,000 | 900,000 | Shares | Sole | 2025-02-14 | |
| 2024-09-30 | $31,348,000 | 425,000 | Shares | Sole | 2024-11-14 | |
| 2024-06-30 | $56,304,000 | 800,000 | Shares | Sole | 2024-08-14 | |
| 2024-03-31 | $76,130,000 | 1,000,000 | Shares | Sole | 2024-05-15 | |
| 2023-12-31 | $33,258,750 | 525,000 | Shares | Sole | 2024-02-14 | |
| 2023-09-30 | $19,633,250 | 325,000 | Shares | Sole | 2023-11-14 | |
| 2023-06-30 | $7,956,250 | 125,000 | Shares | Other | 2023-08-14 | |
| 2022-06-30 | $33,525,800 | 385,000 | Shares | Sole | 2022-08-15 | |
| 2022-03-31 | $7,829,000 | 100,000 | Shares | Sole | 2022-05-16 | |
| No filing history on record for this holder in this stock. | ||||||