Comparable stake leader
BlackRock, Inc.
Top holders, 13D/G large-stake signals, insider positions, and transaction flow tied to CIK 0001622536.
Comparable stake leader
BlackRock, Inc.
Disclosed value leader
BlackRock, Inc.
Comparable rows
50/50
Latest evidence
30 Jun 2026
Ownership snapshot
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Quick read
50 of 50 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| BlackRock, Inc. |
13F
13D/G
Company
|
8.6%
from 13D/G
|
$1,673,803,342
4,355,914 shares
|
— | 30 Jun 2026 |
| Rubric Capital Management LP |
13D/G
3/4/5
13F
David Rosen · 10%+ Owner · Company
|
7.9%
|
$1,532,291,500
3,602,171 shares
|
-$384,173,865 | 30 Sep 2025 |
| VANGUARD CAPITAL MANAGEMENT LLC |
13F
13D/G
Company · Vanguard Capital Management
|
5.2%
from 13D/G
|
$789,073,683
2,053,489 shares
|
— | 30 Jun 2026 |
| ECP ControlCo, LLC |
13F
13D/G
Company
|
5%
from 13D/G
|
$922,223,232
2,399,998 shares
|
— | 30 Jun 2026 |
| MFN Partners Management, LP |
13F
Company
|
6.3%
|
$1,152,780,000
3,000,000 shares
|
— | 30 Jun 2026 |
| VANGUARD PORTFOLIO MANAGEMENT LLC |
13F
Company
|
4.5%
|
$832,682,966
2,166,978 shares
|
— | 30 Jun 2026 |
| FRED ALGER MANAGEMENT, LLC |
13F
Company
|
3.2%
|
$594,247,715
1,546,473 shares
|
— | 30 Jun 2026 |
| REAVES W H & CO INC |
13F
Company
|
3.1%
|
$567,422,909
1,476,664 shares
|
— | 30 Jun 2026 |
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
Forms 3/4/5 flow
Net insider flow leans to selling over the last 12 months. Net value: -$988,000.
| Window (months) | Buy shares | Sell shares | Buy value | Sell value | Net value |
|---|---|---|---|---|---|
| 0-3 | 0 | 0 | $0 | $0 | $0 |
| 3-6 | 0 | 2,600 | $0 | $988,000 | -$988,000 |
| 6-9 | 0 | 0 | $0 | $0 | $0 |
| 9-12 | 0 | 0 | $0 | $0 | $0 |
Reporting owners
Showing 1-19 of 19 reporting-owner rows connected to Talen Energy Corp. Open a relationship link for the CIK-to-CIK filing trail.
Showing up to 300 recent insider transactions from the last 12 months.
| Insider | Symbol | Class | Transaction | % | SEC-reported value | SEC-reported price | Shares | Shares owned | Date | Ownership |
|---|---|---|---|---|---|---|---|---|---|---|
| Terry L. Nutt | TLN | Common Stock | Tax liability | -4.3% | -3,271 | 72,865 | 15 Jul 2026 | Direct | ||
| Terry L. Nutt | TLN | Common Stock | Options Exercise | 12.3% | 8,312 | 76,136 | 15 Jul 2026 | Direct | ||
| Terry L. Nutt | TLN | 2023 Restricted Stock Units | Options Exercise | -100% | -20,780 | 0 | 15 Jul 2026 | Direct | ||
| Gizman I. Abbas | TLN | Common Stock | Sale | -49.9% | $988,000 | $380.00 | -2,600 | 2,606 | 15 Jun 2026 | Direct |
| Mark Allen McFarland | TLN | Common Stock | Other | 260,335 | 260,335 | 08 Jun 2026 | By Trust | |||
| Mark Allen McFarland | TLN | Common Stock | Other | -100% | -260,335 | 117 | 08 Jun 2026 | Direct | ||
| Mark Allen McFarland | TLN | Common Stock | Tax liability | -34.9% | -139,641 | 260,452 | 22 May 2026 | Direct | ||
| Mark Allen McFarland | TLN | Common Stock | Options Exercise | 784.6% | 354,865 | 400,093 | 22 May 2026 | Direct | ||
| Mark Allen McFarland | TLN | 2023 Performance-Based Restricted Stock Units | Options Exercise | -100% | -812,782 | 0 | 22 May 2026 | Direct | ||
| Mark Allen McFarland | TLN | 2023 Restricted Stock Units | Options Exercise | -100% | -74,381 | 0 | 22 May 2026 | Direct | ||
| Brad Berryman | TLN | Common Stock | Tax liability | -38.9% | -43,047 | 67,729 | 22 May 2026 | Direct | ||
| Brad Berryman | TLN | Common Stock | Options Exercise | 851.8% | 99,138 | 110,776 | 22 May 2026 | Direct | ||
| Brad Berryman | TLN | 2023 Performance-Based Restricted Stock Units | Options Exercise | -100% | -227,064 | 0 | 22 May 2026 | Direct | ||
| Brad Berryman | TLN | 2023 Restricted Stock Units | Options Exercise | -100% | -20,780 | 0 | 22 May 2026 | Direct | ||
| Andrew M. Wright | TLN | Common Stock | Tax liability | -34.9% | -37,594 | 70,200 | 22 May 2026 | Direct | ||
| Andrew M. Wright | TLN | Common Stock | Options Exercise | 779.2% | 95,533 | 107,794 | 22 May 2026 | Direct | ||
| Andrew M. Wright | TLN | 2023 Performance-Based Restricted Stock Units | Options Exercise | -100% | -218,808 | 0 | 22 May 2026 | Direct | ||
| Andrew M. Wright | TLN | 2023 Restricted Stock Units | Options Exercise | -100% | -20,024 | 0 | 22 May 2026 | Direct | ||
| Dale E. Lebsack Jr. | TLN | Common Stock | Tax liability | -34.9% | -33,692 | 62,927 | 22 May 2026 | Direct | ||
| Dale E. Lebsack Jr. | TLN | Common Stock | Options Exercise | 778.3% | 85,618 | 96,619 | 22 May 2026 | Direct | ||
| Dale E. Lebsack Jr. | TLN | 2023 Performance-Based Restricted Stock Units | Options Exercise | -100% | -196,100 | 0 | 22 May 2026 | Direct | ||
| Dale E. Lebsack Jr. | TLN | 2023 Restricted Stock Units | Options Exercise | -100% | -17,946 | 0 | 22 May 2026 | Direct | ||
| Cole Muller | TLN | Common Stock | Tax liability | -38.9% | -27,339 | 42,968 | 22 May 2026 | Direct | ||
| Cole Muller | TLN | Common Stock | Options Exercise | 844.4% | 62,862 | 70,307 | 22 May 2026 | Direct | ||
| Cole Muller | TLN | 2023 Performance-Based Restricted Stock Units | Options Exercise | -100% | -143,979 | 0 | 22 May 2026 | Direct | ||
| Cole Muller | TLN | 2023 Restricted Stock Units | Options Exercise | -100% | -13,176 | 0 | 22 May 2026 | Direct | ||
| Christopher E. Morice | TLN | Common Stock | Tax liability | -34.9% | -26,378 | 49,174 | 22 May 2026 | Direct | ||
| Christopher E. Morice | TLN | Common Stock | Options Exercise | 786.7% | 67,031 | 75,552 | 22 May 2026 | Direct | ||
| Christopher E. Morice | TLN | 2023 Performance-Based Restricted Stock Units | Options Exercise | -100% | -153,527 | 0 | 22 May 2026 | Direct | ||
| Christopher E. Morice | TLN | 2023 Restricted Stock Units | Options Exercise | -100% | -14,050 | 0 | 22 May 2026 | Direct | ||
| Casulli Edward T. | TLN | Common Stock | Tax liability | -27.8% | -2,774 | 7,205 | 22 May 2026 | Direct | ||
| Casulli Edward T. | TLN | Common Stock | Options Exercise | 177% | 6,376 | 9,979 | 22 May 2026 | Direct | ||
| Casulli Edward T. | TLN | 2023 Performance-Based Restricted Stock Units | Options Exercise | -100% | -9,564 | 0 | 22 May 2026 | Direct | ||
| Casulli Edward T. | TLN | 2023 Restricted Stock Units | Options Exercise | -100% | -6,376 | 0 | 22 May 2026 | Direct | ||
| Anthony J. Plagens | TLN | Common Stock | Tax liability | -24.5% | -2,231 | 6,874 | 22 May 2026 | Direct | ||
| Anthony J. Plagens | TLN | Common Stock | Options Exercise | 164.9% | 5,668 | 9,105 | 22 May 2026 | Direct | ||
| Anthony J. Plagens | TLN | 2023 Performance-Based Restricted Stock Units | Options Exercise | -100% | -8,502 | 0 | 22 May 2026 | Direct | ||
| Anthony J. Plagens | TLN | 2023 Restricted Stock Units | Options Exercise | -100% | -5,668 | 0 | 22 May 2026 | Direct | ||
| Terry L. Nutt | TLN | Common Stock | Tax liability | -34.5% | -35,741 | 67,761 | 22 May 2026 | Direct | ||
| Terry L. Nutt | TLN | Common Stock | Options Exercise | 716.5% | 90,826 | 103,502 | 22 May 2026 | Direct | ||
| Terry L. Nutt | TLN | 2023 Performance-Based Restricted Stock Units | Options Exercise | -100% | -227,064 | 0 | 22 May 2026 | Direct | ||
| Darren J. Olagues | TLN | Common Stock | Tax liability | -38.8% | -2,911 | 4,601 | 22 May 2026 | Direct | ||
| Darren J. Olagues | TLN | Common Stock | Options Exercise | 6320.5% | 7,395 | 7,512 | 22 May 2026 | Direct | ||
| Darren J. Olagues | TLN | 2023 Restricted Stock Units | Options Exercise | -100% | -18,487 | 0 | 22 May 2026 | Direct | ||
| Stephen Schaefer | TLN | Common Stock | Disposed to Issuer | -25.5% | -6,789 | 19,825 | 22 May 2026 | Direct | ||
| Stephen Schaefer | TLN | Common Stock | Options Exercise | 544.1% | 22,482 | 26,614 | 22 May 2026 | Direct | ||
| Stephen Schaefer | TLN | 2023 Performance-Based Restricted Stock Units | Options Exercise | -100% | -45,873 | 0 | 22 May 2026 | Direct | ||
| Stephen Schaefer | TLN | 2023 Restricted Stock Units | Options Exercise | -100% | -4,133 | 0 | 22 May 2026 | Direct | ||
| Gizman I. Abbas | TLN | Common Stock | Disposed to Issuer | -22.7% | -1,530 | 5,206 | 22 May 2026 | Direct | ||
| Gizman I. Abbas | TLN | Common Stock | Options Exercise | 158.8% | 4,133 | 6,736 | 22 May 2026 | Direct |