Transalta Corp (TAC)
- Sector
- Utilities
- Last price
- $13.07
- As of
Kresmion compiles this page from TAC's SEC filings, its 13F institutional holders and the market events Kresmion detects, each linked to its source.
TRANSALTA CORP (TAC): 6 institutional managers tracked by Kresmion reported non-option positions in their 2026Q2 Form 13F filings, and the most recent SEC filing on record for the company is a Form 6-K filed 2026-10-28.
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Preview the TAC dossierActive events for TAC
- high13F: large reduction
CITADEL ADVISORS LLC cut 92% of TAC (2026Q2)
- high13F: large increase
CITADEL ADVISORS LLC added +1029% to TAC (2026Q2)
- high13F: large increase
MILLENNIUM MANAGEMENT LLC added +2507% to TAC (2026Q2)
- high13F: large reduction
Bridgewater Associates, LP cut 76% of TAC (2026Q2)
- high13F: large increase
MILLENNIUM MANAGEMENT LLC added +1980% to TAC (2026Q1)
FREE, NO ACCOUNT
Every event on TAC, as it fires
You are seeing 5 of 10 events recorded on TAC since 2026-06-05.
The five above landed across 2 days. The other 5 were recorded on 1 other days. 6 of the 10 are institutional flow rows, which arrive in batches on filing days.
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Largest reported share positions in TAC (2026Q2)
| Manager / security | Market value | % portfolio | QoQ |
|---|---|---|---|
| MILLENNIUM MANAGEMENT LLCCUSIP 89346D107 · 2026Q2 | $144.1M | 0.05% | , |
| CITADEL ADVISORS LLCCUSIP 89346D107 · 2026Q2 | $44.1M | 0.01% | , |
| RENAISSANCE TECHNOLOGIES LLCCUSIP 89346D107 · 2026Q2 | $18.3M | 0.03% | , |
| Point72 Asset Management, L.P.CUSIP 89346D107 · 2026Q2 | $5.9M | 0.01% | , |
| D. E. Shaw & Co., Inc.CUSIP 89346D107 · 2026Q2 | $2.3M | 0.00% | , |
| Bridgewater Associates, LPCUSIP 89346D107 · 2026Q2 | $197K | 0.00% | , |
Quarterly SEC Form 13F disclosures from the managers Kresmion tracks, not a complete ownership ranking. Non-option holdings only; reported put and call positions are excluded. Different securities are labeled by CUSIP. Values are reporting-period snapshots, not current position values. Filings can arrive up to 45 days after quarter-end.
Recent SEC filings, TAC
- 6-KSEC EDGAR ↗
- 6-KSEC EDGAR ↗
- 6-KSEC EDGAR ↗
- 6-KSEC EDGAR ↗
- 6-KSEC EDGAR ↗
- 6-KSEC EDGAR ↗
- 6-KSEC EDGAR ↗
- 6-KSEC EDGAR ↗
- 6-KSEC EDGAR ↗
- 6-KSEC EDGAR ↗
TAC against its peers
TAC's operating margin of 5.8% ranks in the 12th percentile of 20 Utilities sub-industry peers, fiscal periods ending between 2025-09-30 and 2025-12-31.
| Metric | TAC | Peer median | Percentile | n |
|---|---|---|---|---|
| Revenue FY | 2.4B CAD | n/a | n/a | 1 |
| Revenue YoY | -15.5% | n/a | n/a | 2 |
| Gross margin | 59.0% | 62.9% | 25 | 5 |
| Operating margin | 5.8% | 17.9% | 12 | 20 |
| Net margin | -6.6% | 12.2% | 7 | 20 |
| Return on equity | -10.8% | 7.7% | 7 | 22 |
| P / E | n/a | 21.0x | n/a | 16 |
Peers (22): AQN, MDU, OTTR, OKLO, AWR, POR, AVA, ORA, HTO, CWT, MGEE, CWEN, IDA, UGI, OGE, HE, TLN, MSEX, XIFR, FTS, HNRG, YORW. Left out: CIG (period gap), TXNM (no annual filing), NFG (no annual filing). Fiscal periods ending between 2025-09-30 and 2025-12-31. Every figure is one full fiscal year read from one annual filing (TAC: 40-F), reported in CAD. Nothing is trailing twelve months and nothing is converted between currencies. Source: SEC EDGAR XBRL company facts (public domain); prices from Kresmion's daily equity market-data snapshot. Open the full comparison.
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