Utilities Sector

TAC

Market Tracker

  • TAC (Selected)

    TransAlta Corporation

  • TACA

    Trepont Acquisition Corp I

  • TACA+

  • TACE

    Trend Aggregation Conservative ETF

  • TACO

    Del Taco Restaurants, Inc.

  • TACT

    TransAct Technologies Incorporated

TAC Most Active Options Strike Prices Whale BUY Activity - 5 day

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Represents the strikes that had the highest premium of whale flow (on the ASK side) over the past 5 trading days.

TAC Most Active Options Strike Prices Whale SALES Activity - 5 day

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Represents the strikes that had the highest premium of whale flow (on the BID side) over the past 5 trading days.

TAC Open Interest Trend

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Total Open Interest of Calls & Puts across all strikes and expirations over the past 16 trading days.

TAC Largest 1-Day Open Interest Movements

Expires Type Strike OI Change Percent
04/17/2026 CALL $14.00 406 +68 +20.12%
04/17/2026 CALL $13.00 318 +8 +2.58%
05/15/2026 CALL $13.00 195 +4 +2.09%
05/15/2026 CALL $15.00 890 +2 +0.23%
11/20/2026 CALL $16.00 2 +2
11/20/2026 PUT $10.00 26 +2 +8.33%
08/21/2026 PUT $25.00 0 -1 -100.00%
11/20/2026 CALL $15.00 3,479 -1 -0.03%
08/21/2026 PUT $12.00 11 -3 -21.43%
11/20/2026 CALL $10.00 957 -5 -0.52%
11/20/2026 CALL $17.00 1,571 -5 -0.32%
11/20/2026 CALL $13.00 638 -32 -4.78%

Contracts with largest changes in open interest from the previous trading day to the current/most recent.

TAC Major Holders

Name Pct Held Shares Total
Vanguard International Stock Index-Total Intl Stock Indx 1.16% 3.11M 30.86M
DFA International Small Cap Value Portfolio 0.69% 1.86M 18.47M
Vanguard Tax Managed Fund-Vanguard Developed Markets Index Fund 0.67% 1.79M 17.78M
DFA Investment Dimensions-Canadian Small Company Series 0.64% 1.73M 17.1M
DFA International Core Equity Portfolio 0.54% 1.45M 14.41M
Goldman Sachs Tr-Goldman Sachs Clean Energy Income Fd 0.41% 1.09M 10.79M
Kayne Anderson Energy Infrastructure Fund, Inc. 0.38% 1.02M 10.07M
Victory Portfolios-Victory Trivalent International Small Cap Fund 0.35% 928.24k 9.2M
Vanguard Intl Equity Index Fds-FTSE All World ex U.S.Small Cap Index 0.34% 906.27k 8.98M
College Retirement Equities Fund-Stock Account 0.24% 658.06k 6.52M

TAC News

  • DIVIDEND 15 SPLIT CORP. Monthly Dividend Declaration for Class A & Preferred Share

    03/18 09:00 am

    Benzinga

    Read more

  • TransAlta Corporation Provides Conversion Right and Dividend Rate Notice for Series A and B Preferred Shares

    03/02 06:15 pm

    GlobeNewswire Inc.

    Read more

  • TransAlta Corporation Provides Conversion Right and Dividend Rate Notice for Series A and B Preferred Shares

    03/02 06:15 pm

    Benzinga

    Read more

  • TransAlta Reports Fourth Quarter and Year End 2025 Results, Announces Data Centre Agreement, Declares Dividend Increase and Provides 2026 Outlook

    02/27 08:05 am

    Benzinga

    Read more

  • TransAlta Stock Up 29% as Fund Trims 794,400 Shares in $12 Million Move

    02/20 08:27 pm

    The Motley Fool

    Read more

  • Dividend Select Corp. Declares Monthly Dividend

    02/19 10:00 am

    GlobeNewswire Inc.

    Read more

  • TransAlta to Host Fourth Quarter and Full Year 2025 Results Conference Call

    01/27 07:47 pm

    GlobeNewswire Inc.

    Read more

  • Dividend 15 Split Corp. Completes Overnight Offering of $142,642,500

    01/23 09:28 am

    Benzinga

    Read more

  • Dividend 15 Split Corp. Announces Overnight Offering of Preferred Shares

    01/15 04:20 pm

    Benzinga

    Read more

  • TransAlta Declares Dividends

    12/12 07:39 pm

    Benzinga

    Read more

  • TransAlta to Acquire 310 MW Contracted Ontario Gas Portfolio for $95 Million

    11/17 07:30 am

    Benzinga

    Read more

  • TransAlta Declares Dividends

    10/22 04:43 pm

    Benzinga

    Read more

  • DIVIDEND 15 SPLIT CORP. II Monthly Dividend Declaration for Class A & Preferred Share

    10/20 09:00 am

    Benzinga

    Read more

  • Dividend 15 Split Corp. Monthly Dividend Declaration for Class A & Preferred Share

    10/20 09:00 am

    Benzinga

    Read more

  • Alberta Takes Major Step Toward New Future-Ready Electricity Market

    08/27 01:42 pm

    GlobeNewswire Inc.

    Read more

  • TransAlta Declares Dividends

    07/29 06:20 pm

    Benzinga

    Read more

  • Dividend 15 Split Corp. Monthly Dividend Declaration for Class A & Preferred Share

    05/21 09:00 am

    Benzinga

    Read more

  • DIVIDEND 15 SPLIT CORP. II Monthly Dividend Declaration for Class A & Preferred Share

    05/21 09:00 am

    Benzinga

    Read more

  • PRIME DIVIDEND CORP. Monthly Dividend Declaration for Class A & Preferred Share

    05/21 09:00 am

    Benzinga

    Read more

  • TransAlta Declares Dividends

    04/23 04:30 pm

    Benzinga

    Read more

  • Dividend 15 Split Corp. II Monthly Dividend Declaration for Class A & Preferred Share

    04/21 09:00 am

    Benzinga

    Read more

  • Prime Dividend Corp. Monthly Dividend Declaration for Class A & Preferred Share

    04/21 09:00 am

    Benzinga

    Read more

  • Dividend Select 15 Corp. Declares Monthly Dividend

    04/21 09:00 am

    Benzinga

    Read more

  • Dividend 15 Split Corp. Monthly Dividend Declaration for Class A & Preferred Share

    04/21 09:00 am

    Benzinga

    Read more

  • TransAlta to Host Annual Meeting of Shareholders and First Quarter 2025 Results Conference Call

    04/08 05:52 pm

    GlobeNewswire Inc.

    Read more

  • TransAlta Declares Dividends

    12/09 10:29 pm

    Benzinga

    Read more

  • TransAlta Declares Dividends

    12/09 10:29 pm

    GlobeNewswire Inc.

    Read more

  • TransAlta Closes Acquisition of Heartland Generation

    12/04 08:05 am

    Benzinga

    Read more

  • Prime Dividend Corp. Monthly Dividend Declaration for Class A & Preferred Share

    10/18 09:00 am

    GlobeNewswire Inc.

    Read more

  • Dividend 15 Split Corp. Monthly Dividend Declaration for Class A & Preferred Share

    10/18 09:00 am

    GlobeNewswire Inc.

    Read more

  • Dividend Select 15 Corp. Declares Monthly Dividend

    10/18 09:00 am

    GlobeNewswire Inc.

    Read more

  • TransAlta Announces Conversion Results for Series G and Series H Preferred Shares

    09/17 05:00 pm

    GlobeNewswire Inc.

    Read more

  • TransAlta Announces Dividend Rates on Series G Preferred Shares and Series H Preferred Shares

    09/03 05:00 pm

    GlobeNewswire Inc.

    Read more

  • What's in Store for Pinnacle West Capital (PNW) in Q2 Earnings?

    07/29 02:37 pm

    Zacks Investment Research

    Read more

  • Xcel Energy (XEL) to Report Q2 Earnings: What's in Store?

    07/29 10:59 am

    Zacks Investment Research

    Read more

  • Media Advisory: TransAlta Second Quarter 2024 Results and Conference Call - GlobeNewswire

    07/04 05:01 pm

    GlobeNewswire Inc.

    Read more

  • TransAlta Corporation Enters into Automatic Share Purchase Plan

    06/24 05:30 pm

    GlobeNewswire Inc.

    Read more

  • TransAlta Renews Normal Course Issuer Bid

    05/27 06:15 pm

    GlobeNewswire Inc.

    Read more

  • TransAlta Achieves Commercial Operation of 200 MW Horizon Hill Wind Facility, increasing its United States Renewables Fleet to over 1 GW

    05/21 04:22 pm

    GlobeNewswire Inc.

    Read more

  • The Zacks Analyst Blog Highlights California Water Service, TransAlta, American Water Works, NRG Energy and American Electric Power

    05/14 04:37 am

    Zacks Investment Research

    Read more

  • 5 Utility Stocks at the Forefront of the Recent Rally

    05/13 10:16 am

    Zacks Investment Research

    Read more

  • TransAlta Reports First Quarter 2024 Results

    05/03 07:04 am

    GlobeNewswire Inc.

    Read more

  • Are Investors Undervaluing TransAlta (TAC) Right Now?

    04/29 09:40 am

    Zacks Investment Research

    Read more

  • TransAlta Corporation Announces Results of the Annual Meeting of Shareholders and Election of all Directors

    04/25 04:34 pm

    GlobeNewswire Inc.

    Read more

  • Wall Street Analysts See a 78.25% Upside in TransAlta (TAC): Can the Stock Really Move This High?

    04/25 09:55 am

    Zacks Investment Research

    Read more

  • TransAlta Declares Dividends

    04/24 09:04 pm

    GlobeNewswire Inc.

    Read more

  • TransAlta Joins Other Water Licence Holders and the Alberta Government to collaborate on flow management on the Bow River System

    04/19 11:39 am

    GlobeNewswire Inc.

    Read more

  • Here's Why You Should Add TransAlta (TAC) to Your Portfolio Now

    04/15 08:20 am

    Zacks Investment Research

    Read more

  • Spire (SR) to Gain From Investments and Expanding Customer Base

    04/12 08:55 am

    Zacks Investment Research

    Read more

  • Should Value Investors Buy TransAlta (TAC) Stock?

    04/11 09:40 am

    Zacks Investment Research

    Read more
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