Recent 8-K filings for TLN

• September 29, 2026, 5:02 PM ET leadership materiality 0.88 positive item 5.02item 7.01item 8.01item 9.01

  Talen names Terry Nutt CEO effective Jan 1, 2027; announces $1.5B ASR and $3.0B buyback

  Talen's board named Terry L. Nutt CEO and President effective Jan 1, 2027; Mark 'Mac' A. McFarland will step down then serve as senior advisor until retirement March 1, 2027.

• August 12, 2026, 5:08 PM ET M&A materiality 0.60 neutral item 9.01

  Talen 8-K/A: Cornerstone acquisition financials show 2025 revenue $323M, net loss $3M

  Cornerstone Generation (acquired assets) 2025: operating revenue $323.2M, operating income $62.9M, net loss $3.0M.

• August 5, 2026, 4:07 PM ET earnings materiality 0.75 positive item 2.02item 9.01

  Talen Energy Q2 Adj. EBITDA $374M, raises 2026 guidance to $2,025-2,225M

  GAAP net loss of $92M; Adjusted EBITDA of $374M and Adjusted Free Cash Flow of $212M.

• July 14, 2026, 5:29 PM ET other material materiality 0.80 positive item 7.01item 9.01

  Talen clears 10,180 MW in PJM 2028/2029 auction at $325/MW-day; ~$1.2B capacity revenue

  Cleared 10,180 MW in PJM Base Residual Auction for 2028/2029 planning year.

• June 18, 2026, 4:05 PM ET M&A materiality 0.95 negative item 9.01

  Talen Energy reports pro forma net loss of $146M for year ended Dec 31, 2025 after acquisitions

  Acquired Freedom Energy Center (1,045 MW) and Guernsey Power Station (1,836 MW) for $3.8 billion on November 25, 2025.

• June 15, 2026, 4:07 PM ET M&A materiality 0.90 positive item 1.01item 2.01item 2.03item 3.02item 7.01item 9.01 ◈ Debt Financings ×2◈ Material Agreements ×2◈ M&A Transactions

  Talen Energy completes $3.45B acquisition of three PJM gas plants from ECP, upsizes credit facilities

  Acquired Lawrenceburg (1,120 MW CCGT), Waterford (875 MW CCGT), and Darby (456 MW CT) for $2.55B cash + 2.4M shares.

• May 21, 2026, 5:27 PM ET debt materiality 0.60 positive item 1.01item 9.01 ◈ Material Agreements

  Talen Energy reprices $2.585B in credit facilities; extends $846M term loan to Nov 2032

  Amends $846M term loan (extended May 2030 to Nov 2032), $839M term loan, and $900M revolver; all repriced with lower margins.

• May 7, 2026, 7:59 PM ET other material materiality 0.15 neutral item 5.07 ◈ Shareholder Votes ×3

  Talen Energy shareholders elect all seven board nominees, approve say-on-pay and auditor

  All seven director nominees elected with >38M shares 'for' each; Gizman Abbas received highest withheld (802.8K).

• May 5, 2026, 7:59 PM ET earnings materiality 0.85 positive item 2.02item 9.01 ◈ Earnings Releases

  Talen Q1 Adj EBITDA $473M; signs 3-plant deal with ECP, raises $4B

  Q1 GAAP Net Income $63M (vs -$135M YoY); Adj EBITDA $473M (vs $200M); Adj FCF $350M (vs $87M).

• April 17, 2026, 7:59 PM ET debt materiality 0.70 neutral item 8.01item 9.01

  Talen Energy prices $4B in senior notes to fund 2,451 MW acquisition and redeem existing debt

  $1.5B 6.125% senior notes due 2031 and $2.5B 6.375% senior notes due 2033 priced.

• February 26, 2026, 6:59 PM ET earnings materiality 0.75 neutral item 2.02item 9.01

  Talen Energy reports FY2025 Adj. EBITDA $1,035M; signs Cornerstone Acquisition

  Full year GAAP Net Loss $(219)M vs prior year income $998M; Adjusted EBITDA $1,035M up from $770M.

• February 9, 2026, 6:59 PM ET M&A materiality 0.70 positive item 9.01

  Talen Energy closes $3.5B acquisition of two gas plants from Caithness; provides financials

  Acquired Freedom Generating Station (1,045 MW) and Guernsey Power Station (1,836 MW) for ~$3.5B; closed Nov 25, 2025.

• January 15, 2026, 6:59 PM ET M&A materiality 0.85 positive item 1.01item 3.02item 7.01item 9.01 ◈ Material Agreements

  Talen Energy to acquire 2.6 GW PJM gas assets from ECP for $3.45B

  Purchase price $3.45B: $2.55B cash + 2.4M shares ($900M stock); ~6.6x 2027E EBITDA.

• December 17, 2025, 6:59 PM ET other material materiality 0.70 neutral item 7.01item 9.01

  Talen Energy clears 8,745 MW in PJM auction for 2027/2028; capacity revenues ~$1,067M

  Cleared 8,745 megawatts in PJM Base Residual Auction at $333.44/MW-day.

• December 15, 2025, 6:59 PM ET leadership materiality 0.70 neutral item 5.02item 7.01item 9.01

  Talen Energy realigns exec team; Nutt President, Muller CFO; anti-dilutive cash settlement of equity awards

  Terry Nutt appointed President, Cole Muller appointed CFO; Mac McFarland continues as CEO; John Wander to retire June 2026.

• November 25, 2025, 6:59 PM ET M&A materiality 0.90 positive item 1.01item 2.01item 2.03item 7.01item 9.01 ◈ Material Agreements ×4◈ M&A Transactions ×2◈ Debt Financings

  Talen Energy completes $3.8B acquisition of 2.9 GW Freedom & Guernsey natural gas plants

  Acquired Freedom (1,045 MW, PA) for ~$1.5B and Guernsey (1,836 MW, OH) for ~$2.3B from Caithness and BlackRock.

• November 5, 2025, 6:59 PM ET earnings materiality 0.85 positive item 2.02item 9.01

  Talen Energy Q3 GAAP net income $207M, adjusted EBITDA $363M; narrows 2025 guidance

  GAAP net income $207M ($168M YoY); Adjusted EBITDA $363M ($230M YoY); Adjusted FCF $223M ($97M YoY).

• October 27, 2025, 7:59 PM ET debt materiality 0.60 neutral item 1.01item 2.03item 7.01item 9.01 ◈ Debt Financings

  Talen Energy Supply closes $2.69B senior notes offering to fund acquisition of two gas-fired plants

  $1.40B 6.250% notes due 2034 and $1.29B 6.500% notes due 2036 issued by subsidiary Talen Energy Supply.

• October 10, 2025, 7:59 PM ET M&A materiality 0.65 neutral item 7.01item 8.01item 9.01

  Talen launches $1.2B term loan and senior notes for $3.79B plant acquisitions; refiles HSR

  TES priced $1.2B senior secured term loan B at SOFR+200 bps and launched offering of 2034/2036 senior notes to fund $3.79B acquisitions of Freedom (1,045 MW) and Guernsey (1,836 MW) gas plants.

• October 10, 2025, 7:59 PM ET debt materiality 0.75 positive item 7.01item 9.01

  Talen Energy prices $2.69B senior notes for Caithness plant acquisitions

  Priced $1.40B 6.250% senior notes due 2034 and $1.29B 6.500% senior notes due 2036.

• October 6, 2025, 7:59 PM ET debt materiality 0.75 neutral item 7.01item 9.01

  Talen Energy launches $1.2B term loan B, upsizes credit facilities by $200M each to fund $3.79B plant acquisitions

  Launched $1.2B senior secured term loan B facility with delayed draw flexibility for acquisitions.

• September 9, 2025, 7:59 PM ET other material materiality 0.75 positive item 7.01item 8.01item 9.01

  Talen Energy upsizes share repurchase by $1.005B, extends program to Dec 2028

  Board approved additional $1.005B authorization, increasing remaining repurchase capacity to $2B.

• August 7, 2025, 7:59 PM ET earnings materiality 0.80 positive item 2.02item 9.01

  Talen Energy Q2 Adj EBITDA $90M, reaffirms guidance; expands Amazon deal to 1.9GW, acquires two gas plants

  GAAP net income $72M, down from $454M YoY due to absence of ERCOT gain; Adjusted EBITDA $90M (+$3M).

• July 22, 2025, 7:59 PM ET other material materiality 0.65 positive item 7.01item 9.01

  Talen clears 6,702 MW in PJM 2026/2027 auction at $329.17/MW-day; ~$805M capacity revenue

  Cleared 6,702 megawatts in PJM Base Residual Auction for the 2026/2027 planning year.

• July 17, 2025, 7:59 PM ET M&A materiality 0.90 positive item 1.01item 7.01item 9.01

  Talen Energy to acquire Moxie Freedom and Guernsey CCGT plants for $3.8B gross, accretive to FCF per share >40%

  Net purchase price $3.5B after tax benefits (6.7x 2026 EV/EBITDA); adds 2,980 MW of H-class CCGT capacity in PJM.

• June 11, 2025, 7:59 PM ET other material materiality 0.85 positive item 7.01item 8.01item 9.01

  Talen Energy expands nuclear PPA with Amazon to 1,920 MW through 2042

  New PPA provides Amazon with 1,920 MW of carbon-free nuclear power from Susquehanna plant through 2042.

• May 19, 2025, 7:59 PM ET other material materiality 0.65 negative item 7.01

  Talen extends Susquehanna Unit 2 outage to June; cost estimate rises to $35M

  Planned refueling outage on Unit 2 now expected to finish first week of June, extended from mid-May.

• May 12, 2025, 7:59 PM ET other materiality 0.25 neutral item 5.02item 5.07

  Talen Energy shareholders elect all 7 directors, approve ESPP and executive compensation at 2025 annual meeting

  All 7 director nominees elected with >37M votes each; broker non-votes ~2.7M.

• May 8, 2025, 7:59 PM ET earnings materiality 0.70 negative item 2.02item 9.01

  Talen Energy Q1 GAAP net loss $135M; Adj. EBITDA $200M, narrows 2025 guidance

  GAAP net loss attributable to stockholders of $135M vs $294M income in Q1 2024; adjusted EBITDA $200M, adjusted FCF $87M.

• February 27, 2025, 6:59 PM ET earnings materiality 0.75 positive item 2.02item 9.01

  Talen Energy FY2024 Adj EBITDA $770M beats midpoint; repurchased 22% of shares

  GAAP Net Income $998M; Adjusted EBITDA $770M and Free Cash Flow $283M exceeded 2024 guidance midpoints.

• January 27, 2025, 6:59 PM ET regulatory materiality 0.75 positive item 7.01item 9.01

  Talen Energy reaches RMR settlement to operate Brandon Shores, H.A. Wagner until May 2029

  Fixed payments: $312/MW-day (~$145M/yr) for Brandon Shores; $137/MW-day (~$35M/yr) for H.A. Wagner.

• January 14, 2025, 6:59 PM ET debt materiality 0.50 neutral item 1.01item 9.01

  Talen Energy Supply amends $1.2B 8.625% notes indenture; waives some redemption rights

  Received requisite consents to amend indenture for $1.2B aggregate principal amount of 8.625% Senior Secured Notes due 2030.

• January 6, 2025, 6:59 PM ET debt materiality 0.50 neutral item 8.01item 9.01

  Talen Energy Supply solicits consents to amend $1.2B 8.625% Senior Secured Notes due 2030

  Consent solicitation seeks to align indenture covenants with amended credit agreement from Dec 2024.

• December 20, 2024, 6:59 PM ET debt materiality 0.65 positive item 1.01item 1.02item 2.03item 7.01item 9.01

  Talen Energy refinances debt, expects $28M annual savings; revolver extended to 2029

  Repriced $700M revolver: margin cut 100 bps to SOFR+2%, maturity extended to Dec 2029, LC capacity raised to $700M.

• December 13, 2024, 6:59 PM ET other material materiality 0.80 positive item 1.01item 8.01item 2.03item 7.01item 9.01

  Talen Energy closes $850M Term Loan B to fund $1B stock buyback from Rubric

  Borrowed $850M via incremental Term Loan B; maturity Dec 2031; interest based on Term SOFR plus margin.

• December 10, 2024, 6:59 PM ET debt materiality 0.65 neutral item 7.01item 9.01

  Talen upsizes Term Loan B to $850M; repurchases additional shares from Rubric

  Incremental Term Loan B increased from $600M to $850M.

• December 5, 2024, 6:59 PM ET other material materiality 0.75 positive item 1.01item 7.01item 9.01

  Talen launches $600M term loan to fund at least $600M share buyback from Rubric at 4% VWAP discount

  Repurchase of at least $600M (up to $1B) in common stock from Rubric, which held 22.3% of shares outstanding.

• November 14, 2024, 6:59 PM ET earnings materiality 0.75 positive item 2.02item 9.01

  Talen Energy Q3 GAAP net income $168M vs loss $77M YoY; raises 2024 guidance

  GAAP net income $168M vs loss $77M in Q3 2023; year-to-date $916M.

• November 4, 2024, 6:59 PM ET regulatory materiality 0.75 negative item 7.01item 9.01

  FERC rejects Talen's Susquehanna ISA amendment to 480 MW; AWS data center proceeds at 300 MW

  FERC order on Nov 1, 2024 denied ISA amendment raising co-located load from 300 MW to 480 MW.

• September 5, 2024, 7:59 PM ET other material materiality 0.75 positive item 7.01item 9.01

  Talen Energy upsizes share repurchase program to $1.25B remaining capacity

  Board increased remaining buyback capacity to $1.25 billion through Q4 2026.

• August 26, 2024, 7:59 PM ET other material materiality 0.75 positive item 7.01item 9.01

  Talen Energy receives $300M escrow payment from AWS for Cumulus campus; campus to reach 960 MW

  Escrowed $300 million from Cumulus data center campus sale released and paid on August 23, 2024.

• August 13, 2024, 7:59 PM ET earnings materiality 0.75 positive item 2.02item 9.01

  Talen Energy Q2 Adj EBITDA $87M, raises 2024 guidance to $720-780M

  Q2 2024: Adjusted EBITDA $87M; H1 2024: $376M. Adjusted Free Cash Flow $(29)M Q2, $165M H1.

• August 5, 2024, 7:59 PM ET regulatory materiality 0.60 neutral item 7.01item 9.01

  Talen Energy responds to FERC deficiency letter on Susquehanna ISA amendment for AWS co-location

  FERC staff issued a deficiency letter seeking more information on Talen's Susquehanna ISA amendment for co-located AWS data center.

• July 31, 2024, 7:59 PM ET other material materiality 0.70 neutral item 7.01item 9.01

  Talen clears 6,820 MW in PJM capacity auction at $269.92/MW-day, ~$670M revenue

  Cleared 6,820 MW at $269.92/MW-day across MAAC, PPL, and PSEG Locational Deliverability Areas.

Earnings & guidance

Materiality & sentiment trend

Max materiality 0.95 · Median 0.75 · Most common event other_material

25 positive 4 negative 15 neutral

source · TLN on sec.gov