TAC · Transalta Corp · Off Exchange
Market Cap
$3.65B
Shares
316.30M
Volume · Oct 6
244.27K
Avg daily vol (3M)
1.74M
Weekly off-exchange (dark pool / OTC) trading volume reported to FINRA under its OTC/ATS Transparency data. ATS volume is executed on alternating trading systems (dark pools); non-ATS OTC is other over-the-counter dealer volume. The off-exchange share is total off-exchange volume as a percentage of consolidated weekly trading volume for the same Monday–Friday week.
Off-Exchange Volume History
| Week Start | ATS Volume | Non-ATS OTC Volume | Total Off-Exchange | % of FINRA Weekly Volume |
|---|---|---|---|---|
| 2026-08-31 | 964,634 | 7,549,862 | 8,514,496 | 68.6% |
| 2026-08-24 | 795,302 | 4,677,424 | 5,472,726 | 60.4% |
| 2026-08-17 | 867,709 | 1,843,732 | 2,711,441 | 45.7% |
| 2026-08-10 | 900,668 | 5,470,197 | 6,370,865 | 63.8% |
| 2026-08-03 | 1,060,242 | 3,516,056 | 4,576,298 | 50.8% |
| 2026-07-27 | 1,274,444 | 4,948,948 | 6,223,392 | 54.3% |
| 2026-07-20 | 819,232 | 1,568,247 | 2,387,479 | 45.8% |
| 2026-07-13 | 881,423 | 2,011,067 | 2,892,490 | 49.2% |
| 2026-07-06 | 1,089,975 | 2,315,530 | 3,405,505 | 43.4% |
| 2026-06-29 | 879,408 | 3,829,533 | 4,708,941 | 59.5% |
| 2026-06-22 | 858,151 | 2,014,505 | 2,872,656 | 45.7% |
| 2026-06-15 | 928,969 | 1,573,472 | 2,502,441 | 39.2% |
| 2026-06-08 | 1,355,894 | 8,106,416 | 9,462,310 | 63.2% |
| 2026-06-01 | 1,880,860 | 4,723,665 | 6,604,525 | 50.4% |
| 2026-05-25 | 579,410 | 555,614 | 1,135,024 | 33.3% |
| 2026-05-18 | 708,218 | 4,535,729 | 5,243,947 | 62.2% |
| 2026-05-11 | 597,046 | 1,598,475 | 2,195,521 | 47.3% |
| 2026-05-04 | 1,086,817 | 2,604,014 | 3,690,831 | 47.2% |
| 2026-04-27 | 1,167,686 | 2,512,965 | 3,680,651 | 47.5% |
| 2026-04-20 | 753,166 | 1,390,630 | 2,143,796 | 41.2% |
| 2026-04-13 | 831,317 | 1,539,314 | 2,370,631 | 45.1% |
| 2026-04-06 | 518,082 | 1,487,844 | 2,005,926 | 43.0% |
| 2026-03-30 | 830,061 | 871,240 | 1,701,301 | 33.4% |
| 2026-03-23 | 1,485,100 | 2,991,481 | 4,476,581 | 44.4% |
| 2026-03-16 | 1,408,779 | 3,417,169 | 4,825,948 | 52.1% |
| 2026-03-09 | 1,282,295 | 3,507,268 | 4,789,563 | 55.4% |
| 2026-03-02 | 1,039,512 | 1,669,973 | 2,709,485 | 37.7% |
| 2026-02-23 | 1,643,427 | 2,013,308 | 3,656,735 | 39.6% |
| 2026-02-16 | 457,286 | 1,697,855 | 2,155,141 | 51.8% |
| 2026-02-09 | 891,438 | 1,146,425 | 2,037,863 | 38.0% |
| 2026-02-02 | 1,510,366 | 2,194,348 | 3,704,714 | 42.6% |
| 2026-01-26 | 1,883,239 | 2,775,855 | 4,659,094 | 38.8% |
| 2026-01-19 | 916,407 | 2,630,560 | 3,546,967 | 45.4% |
| 2026-01-12 | 876,270 | 2,185,292 | 3,061,562 | 43.4% |
| 2026-01-05 | 762,734 | 1,548,527 | 2,311,261 | 39.6% |
| 2025-12-29 | 645,839 | 838,598 | 1,484,437 | 35.6% |
| 2025-12-22 | 729,834 | 696,216 | 1,426,050 | 38.1% |
| 2025-12-15 | 1,510,132 | 1,991,091 | 3,501,223 | 39.3% |
| 2025-12-08 | 819,707 | 2,227,942 | 3,047,649 | 42.3% |
| 2025-12-01 | 587,879 | 1,453,494 | 2,041,373 | 39.4% |
| 2025-11-24 | 726,013 | 1,216,468 | 1,942,481 | 37.5% |
| 2025-11-17 | 1,152,754 | 3,056,492 | 4,209,246 | 44.7% |
| 2025-11-10 | 1,397,201 | 2,794,062 | 4,191,263 | 42.0% |
| 2025-11-03 | 2,717,968 | 2,943,904 | 5,661,872 | 29.7% |
| 2025-10-27 | 986,319 | 1,739,537 | 2,725,856 | 34.6% |
| 2025-10-20 | 1,134,122 | 2,761,639 | 3,895,761 | 38.5% |
| 2025-10-13 | 2,613,676 | 5,118,272 | 7,731,948 | 41.0% |
| 2025-10-06 | 1,225,220 | 4,018,058 | 5,243,278 | 44.5% |
Showing 1–48 of 48 weeks