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The company

Talen Energy Corporation

TLN · Nasdaq

UtilitiesElectric Utilities & IPPsAbove a falling averageNuclear

TLN stood above a rising 150-day average in 18 of the last 52 weekly readings, and has been out of that trend for the last 13 weeks. It is 1.9% above that average now. Electric Utilities & IPPs: 12% of its 75 stocks in an uptrend (+3 points in four weeks); Utilities: 13% (−4 points in four weeks).

SEC filings

Statistics

Rotation: Above a falling average
Weeks in an uptrend: out for 13
Industry in uptrend: 12% +3 in 4 wk
Insider buys, 12 months: $0
Insider sales, 12 months: $2.0M
Officials’ trades on record: 3
Institutions holding: 601 (+62)

In the rotation

Each square a week: lit when it closed above a rising 150-day average. 18 of 52 weeks.

17 Apr – 16 Oct

Electric Utilities & IPPs: Few of its stocks are in an uptrend and the share has held steady. Utilities: Few of its stocks are in an uptrend and the share has been slipping.

Money in and out

1 Nov 2024 – 1 Oct 2026

Open-market buys above the line and sales below, in dollars.

Congress and officials

3 disclosed lines: House 3, Senate 0, executive 0; 2 people.

Who	Did	Amount	Traded
Keith J. Rothfus House: U.S. House ClerkPA12	sold	$1k–$15k	6 Dec 2016filed 15 May 2017
Pete Sessions House: U.S. House ClerkTX32	soldspouse	$0k	26 Aug 2015filed 18 May 2016
Keith J. Rothfus House: U.S. House ClerkPA12	exchanged	$1k–$15k	1 Jun 2015filed 15 Jun 2016

Insiders

Buy orders, 12 months0

Sale orders, 12 months1

Buyers · sellers0 · 1

Who	Did	Shares	Traded
Gizman I. AbbasDirector	sold	2,600at $380.00	15 Jun 2026filed 17 Jun 2026

Lines filed since 2 January 2026, newest first; every insider’s older lines are on their own page.

Institutions

Holders601+62 on the quarter

New · exited141 · 76

Reported value$18.4B

Quarter to 30 Jun 2026, against 31 Mar 2026; newest filing 31 Aug 2026.

Manager	Shares	Change
BlackRock, Inc.added · filed 7 Aug 2026	4,355,914$1.7B	+265,417+6.5%
Rubric Capital Management LPunchanged · filed 14 Aug 2026	3,602,171$1.4B	00.0%
MFN Partners Management, LPunchanged · filed 12 Aug 2026	3,000,000$1.2B	00.0%
ECP ControlCo, LLCnew · filed 14 Aug 2026	2,399,998$922.2M	+2,399,998
VANGUARD PORTFOLIO MANAGEMENT LLCadded · filed 13 Aug 2026	2,166,978$832.7M	+70,779+3.4%
VANGUARD CAPITAL MANAGEMENT LLCadded · filed 13 Aug 2026	2,053,489$789.1M	+7,124+0.3%
FRED ALGER MANAGEMENT, LLCadded · filed 14 Aug 2026	1,546,473$594.2M	+360,520+30.4%
REAVES W H & CO INCreduced · filed 30 Jul 2026	1,476,664$567.4M	-34,033−2.3%
STATE STREET CORPadded · filed 7 Aug 2026	1,379,899$530.2M	+36,884+2.7%
Sachem Head Capital Management LPreduced · filed 14 Aug 2026	1,370,000$526.4M	-177,500−11.5%