TransAlta Corporation (TAC)

NYQ – Real Time Price. Currency in USD

13.80

-0.01 (-0.07%)

At close: Jun 26, 2026, 4:00 PM EDT

13.80

0.00 (0.00%)

After-hours: Jun 26, 2026, 6:18 PM EDT

15.06.2026

Department of Energy Mandates Centralia Unit 2 Remain Available for Operation for Additional 90 Days

CALGARY, Alberta, June 15, 2026 (GLOBE NEWSWIRE) -- TransAlta Corporation (TransAlta or the Company) (TSX: TA) (NYSE: TAC) confirms that its subsidiary, TransAlta Centralia Generation LLC, has received an order (The Order) from the United States Department of Energy. The Order mandates that Centralia Unit 2 in Washington State remain available for operation, for a period of 90 days, until September 13, 2026.

09.06.2026

TransAlta Announces Closing of $350 Million Bought Deal Offering of Common Shares

CALGARY, Alberta, June 09, 2026 (GLOBE NEWSWIRE) -- TransAlta Corporation (TransAlta or the Company) (TSX: TA) (NYSE: TAC) is pleased to announce that it has closed its previously announced bought deal offering (the Offering) of common shares.

04.06.2026

TransAlta Corporation (TA:CA) M&A Call Prepared Remarks Transcript

03.06.2026

TransAlta to buy Blackstone-backed Colorado peaking plants for $1 billion

TransAlta Corp said on Wednesday it ‌will acquire two natural gas-fired peaking facilities near Denver, Colorado, from Blackstone for about $1 billion.

03.06.2026

TransAlta Announces the Acquisition of Two Fully-Contracted Gas Assets in Colorado and Concurrent $350 Million Bought Deal Offering of Common Shares

The short form base shelf prospectus is accessible, and the final prospectus supplement will be accessible within two business days, through SEDAR+.

01.06.2026

Yubico Partners with OpenAI to Support Passkey Mandate for its Trusted Access for Cyber (TAC) Program Users

STOCKHOLM & SANTA CLARA, Calif.--(BUSINESS WIRE)--Yubico (Nasdaq Stockholm: YUBICO), the pioneer of phishing-resistant security keys and creator of the YubiKey, the strongest form of hardware-backed passkeys, today announced its significant role in securing the AI frontier as OpenAI mandates the use of passkeys for individuals that are part of their Trusted Access for Cyber (TAC) program. As a leading global AI research and development company, OpenAI is setting a precedent for empowering its u.

07.05.2026

TransAlta Corporation (TA:CA) Q1 2026 Earnings Call Transcript

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09.12.2025

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15.06.2026

Department of Energy Mandates Centralia Unit 2 Remain Available for Operation for Additional 90 Days

09.06.2026

TransAlta Announces Closing of $350 Million Bought Deal Offering of Common Shares

03.06.2026

TransAlta Announces the Acquisition of Two Fully-Contracted Gas Assets in Colorado and Concurrent $350 Million Bought Deal Offering of Common Shares

The short form base shelf prospectus is accessible, and the final prospectus supplement will be accessible within two business days, through SEDAR+.

01.06.2026

TransAlta Corporation (TAC)

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TransAlta Corporation (TAC)

Department of Energy Mandates Centralia Unit 2 Remain Available for Operation for Additional 90 Days

TransAlta Announces Closing of $350 Million Bought Deal Offering of Common Shares

TransAlta Corporation (TA:CA) M&A Call Prepared Remarks Transcript

TransAlta to buy Blackstone-backed Colorado peaking plants for $1 billion

TransAlta Announces the Acquisition of Two Fully-Contracted Gas Assets in Colorado and Concurrent $350 Million Bought Deal Offering of Common Shares

Yubico Partners with OpenAI to Support Passkey Mandate for its Trusted Access for Cyber (TAC) Program Users

TransAlta Corporation (TA:CA) Q1 2026 Earnings Call Transcript

Videos

Press releases

Department of Energy Mandates Centralia Unit 2 Remain Available for Operation for Additional 90 Days

TransAlta Announces Closing of $350 Million Bought Deal Offering of Common Shares

TransAlta Announces the Acquisition of Two Fully-Contracted Gas Assets in Colorado and Concurrent $350 Million Bought Deal Offering of Common Shares

Yubico Partners with OpenAI to Support Passkey Mandate for its Trusted Access for Cyber (TAC) Program Users

Department of Energy Mandates Centralia Unit 2 Remain Available for Operation for Additional 90 Days

TransAlta Announces Closing of $350 Million Bought Deal Offering of Common Shares

TransAlta Corporation (TA:CA) M&A Call Prepared Remarks Transcript

TransAlta to buy Blackstone-backed Colorado peaking plants for $1 billion

TransAlta Announces the Acquisition of Two Fully-Contracted Gas Assets in Colorado and Concurrent $350 Million Bought Deal Offering of Common Shares

Yubico Partners with OpenAI to Support Passkey Mandate for its Trusted Access for Cyber (TAC) Program Users

TransAlta Corporation (TA:CA) Q1 2026 Earnings Call Transcript

Videos

Press releases

Department of Energy Mandates Centralia Unit 2 Remain Available for Operation for Additional 90 Days

TransAlta Announces Closing of $350 Million Bought Deal Offering of Common Shares

TransAlta Announces the Acquisition of Two Fully-Contracted Gas Assets in Colorado and Concurrent $350 Million Bought Deal Offering of Common Shares

Yubico Partners with OpenAI to Support Passkey Mandate for its Trusted Access for Cyber (TAC) Program Users

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TransAlta Corporation (TAC)

Get all premium features to the best stock analysis tool

Finranks

Company

Contact us

Follow us

TransAlta Corporation (TAC)

Department of Energy Mandates Centralia Unit 2 Remain Available for Operation for Additional 90 Days

TransAlta Announces Closing of $350 Million Bought Deal Offering of Common Shares

TransAlta Corporation (TA:CA) M&A Call Prepared Remarks Transcript

TransAlta to buy Blackstone-backed Colorado peaking plants for $1 billion

TransAlta Announces the Acquisition of Two Fully-Contracted Gas Assets in Colorado and Concurrent $350 Million Bought Deal Offering of Common Shares

Yubico Partners with OpenAI to Support Passkey Mandate for its Trusted Access for Cyber (TAC) Program Users

TransAlta Corporation (TA:CA) Q1 2026 Earnings Call Transcript

Videos

Press releases

Department of Energy Mandates Centralia Unit 2 Remain Available for Operation for Additional 90 Days

TransAlta Announces Closing of $350 Million Bought Deal Offering of Common Shares

TransAlta Announces the Acquisition of Two Fully-Contracted Gas Assets in Colorado and Concurrent $350 Million Bought Deal Offering of Common Shares

Yubico Partners with OpenAI to Support Passkey Mandate for its Trusted Access for Cyber (TAC) Program Users

Department of Energy Mandates Centralia Unit 2 Remain Available for Operation for Additional 90 Days

TransAlta Announces Closing of $350 Million Bought Deal Offering of Common Shares

TransAlta Corporation (TA:CA) M&A Call Prepared Remarks Transcript

TransAlta to buy Blackstone-backed Colorado peaking plants for $1 billion

TransAlta Announces the Acquisition of Two Fully-Contracted Gas Assets in Colorado and Concurrent $350 Million Bought Deal Offering of Common Shares

Yubico Partners with OpenAI to Support Passkey Mandate for its Trusted Access for Cyber (TAC) Program Users

TransAlta Corporation (TA:CA) Q1 2026 Earnings Call Transcript

Videos

Press releases

Department of Energy Mandates Centralia Unit 2 Remain Available for Operation for Additional 90 Days

TransAlta Announces Closing of $350 Million Bought Deal Offering of Common Shares

TransAlta Announces the Acquisition of Two Fully-Contracted Gas Assets in Colorado and Concurrent $350 Million Bought Deal Offering of Common Shares

Yubico Partners with OpenAI to Support Passkey Mandate for its Trusted Access for Cyber (TAC) Program Users