Position in TAC
as of Mar 31, 2026
· filed May 12, 2026
Position Value
$1,925,004
-$5,139,920 QoQ
Shares Held
146,947
-73.7% QoQ
Ownership
0.047%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#74
of 176 holders
Holding Since
Jun 2020
23 quarters on record
Voting authority
Sole 100.ToString("F0")%
Shared 0.ToString("F0")%
None 0.ToString("F0")%
Common Shares in TAC Over Time
Shares Held
Position Value (USD)
Derivatives in TAC
reported options exposure · as of Mar 31, 2026CallValue
$5,564,880
CallShares
424,800
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 - Independent Power Producers
Utilities · as of Mar 31, 2026JANE STREET GROUP, LLC holds $1,001,690,682 across 9 Utilities - Independent Power Producers names. TAC ranks #6 (0.2% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | VST |
Vistra Corp.
|
3,253,009 | $489,024,842 | |
| 2 | NRG |
Nrg Energy, Inc.
|
2,828,934 | $413,420,414 | |
| 3 | CEG |
Constellation Energy Corp
|
237,421 | $66,299,813 | |
| 4 | OKLO |
Oklo Inc.
|
533,000 | $26,431,470 | |
| 5 | TLN |
Talen Energy Corp
|
6,663 | $2,127,028 | |
| 6 | TAC |
Transalta Corp
This page
|
146,947 | $1,925,004 | |
| 7 | KEN |
Kenon Holdings Ltd.
|
15,058 | $1,240,176 | |
| 8 | DGXX |
Digi Power X Inc.
|
386,113 | $783,809 |
All Filings in TAC
Export CSV
31 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $1,925,004 | 146,947 | Shares | Defined | 2026-05-12 | |
| 2026-03-31 | $5,564,880 | 424,800 | Call | Defined | 2026-05-12 | |
| 2025-12-31 | $7,064,924 | 558,934 | Shares | Defined | 2026-02-12 | |
| 2025-12-31 | $5,782,800 | 457,500 | Call | Defined | 2026-02-12 | |
| 2025-12-31 | $151,680 | 12,000 | Put | Defined | 2026-02-12 | |
| 2025-09-30 | $6,949,034 | 508,342 | Shares | Defined | 2025-11-14 | |
| 2025-09-30 | $805,163 | 58,900 | Call | Defined | 2025-11-14 | |
| 2025-06-30 | $664,664 | 61,600 | Call | Defined | 2025-08-14 | |
| 2025-06-30 | $7,883,000 | 730,584 | Shares | Defined | 2025-08-14 | |
| 2025-03-31 | $2,315,862 | 247,686 | Shares | Defined | 2025-05-19 | |
| 2025-03-31 | $994,840 | 106,400 | Call | Defined | 2025-05-19 | |
| 2025-03-31 | $348,755 | 37,300 | Put | Defined | 2025-05-19 | |
| 2024-12-31 | $5,622,572 | 397,355 | Shares | Defined | 2025-02-14 | |
| 2024-12-31 | $401,860 | 28,400 | Call | Defined | 2025-02-14 | |
| 2024-09-30 | $1,889,072 | 182,343 | Shares | Defined | 2024-11-15 | |
| 2024-06-30 | $1,960,444 | 276,899 | Shares | Defined | 2024-08-15 | |
| 2024-03-31 | $2,652,753 | 412,559 | Shares | Defined | 2024-05-16 | |
| 2023-12-31 | $1,473,944 | 177,370 | Shares | Defined | 2024-02-15 | |
| 2023-09-30 | $466,910 | 53,668 | Shares | Defined | 2023-11-15 | |
| 2023-06-30 | $121,071 | 12,935 | Shares | Defined | 2023-08-14 | |
| 2023-03-31 | $110,976 | 12,683 | Shares | Defined | 2023-05-16 | |
| 2022-12-31 | $409,363 | 45,637 | Shares | Defined | 2023-02-15 | |
| 2022-09-30 | $1,364,808 | 154,565 | Shares | Defined | 2022-11-15 | |
| 2022-06-30 | $1,136,625 | 99,704 | Shares | Defined | 2022-08-16 | |
| 2022-03-31 | $703,495 | 67,905 | Shares | Defined | 2022-05-17 | |
| 2021-12-31 | $274,974 | 24,728 | Shares | Defined | 2022-02-15 | |
| 2021-09-30 | $731,173 | 69,240 | Shares | Defined | 2021-11-16 | |
| 2021-06-30 | $487,273 | 48,825 | Shares | Defined | 2021-08-16 | |
| 2021-03-31 | $95,867 | 10,134 | Shares | Defined | 2021-05-18 | |
| 2020-09-30 | $179,629 | 29,208 | Shares | Defined | 2020-11-17 | |
| 2020-06-30 | $86,560 | 14,597 | Shares | Defined | 2020-08-17 | |
| No filing history on record for this holder in this stock. | ||||||