HOUSTON, TX
TALEN ENERGY CORPTLN— Latest position per institution from SEC 13F filings
15
Institutional holders
36.48M
Total shares held
11.87B
Estimated value
1.82M
Avg. position size
VANGUARD GROUP INC
CIK 102909
Shares
4.46M
Value
1.67B
Filed
Dec 31, 2025
BLACKROCK, INC.
CIK 2012383
Shares
4.09M
Value
1.31B
Filed
Mar 31, 2026
RUBRIC CAPITAL MANAGEMENT LP
CIK 1687509
Shares
3.60M
Value
1.15B
Filed
Mar 31, 2026
MFN PARTNERS MANAGEMENT, LP
CIK 1732811
Shares
3M
Value
957.69M
Filed
Mar 31, 2026
VANGUARD PORTFOLIO MANAGEMENT LLC
CIK 2100121
Shares
2.10M
Value
669.17M
Filed
Mar 31, 2026
VANGUARD CAPITAL MANAGEMENT LLC
CIK 2100119
Shares
2.05M
Value
653.26M
Filed
Mar 31, 2026
SUSQUEHANNA INTERNATIONAL GROUP, LLP
CIK 1446194
Shares
1.88M
Value
600.18M
Filed
Mar 31, 2026
LONE PINE CAPITAL LLC
CIK 1061165
Shares
1.82M
Value
580.34M
Filed
Mar 31, 2026
SACHEM HEAD CAPITAL MANAGEMENT LP
CIK 1582090
Shares
1.55M
Value
494.01M
Filed
Mar 31, 2026
REAVES W H & CO INC
CIK 740913
Shares
1.51M
Value
482.26M
Filed
Mar 31, 2026
MONARCH ALTERNATIVE CAPITAL LP
CIK 1281084
Shares
1.45M
Value
292.13M
Filed
Dec 31, 2024
STATE STREET CORP
CIK 93751
Shares
1.34M
Value
428.73M
Filed
Mar 31, 2026
FRED ALGER MANAGEMENT, LLC
CIK 3520
Shares
1.19M
Value
378.59M
Filed
Mar 31, 2026
INVESCO LTD.
CIK 914208
Shares
963.57K
Value
307.60M
Filed
Mar 31, 2026
CITADEL ADVISORS LLC
CIK 1423053
Shares
957.22K
Value
305.57M
Filed
Mar 31, 2026
MIRABELLA FINANCIAL SERVICES LLP
CIK 1538853
Shares
943.16K
Value
453.40M
Filed
Sep 30, 2024
CASTLE HOOK PARTNERS LP
CIK 1687241
Shares
935.38K
Value
397.89M
Filed
Sep 30, 2025
GEODE CAPITAL MANAGEMENT, LLC
CIK 1214717
Shares
909.91K
Value
290.56M
Filed
Mar 31, 2026
SCULPTOR CAPITAL LP
CIK 1054587
Shares
886.70K
Value
178.64M
Filed
Dec 31, 2024
MILLENNIUM MANAGEMENT LLC
CIK 1273087
Shares
852.26K
Value
272.07M
Filed
Mar 31, 2026
| # | Institution | CIK | Shares | Est. Value | Period |
|---|---|---|---|---|---|
| 1 | VANGUARD GROUP INC | 102909 | 4.46M | 1.67B | Dec 31, 2025 |
| 2 | BLACKROCK, INC. | 2012383 | 4.09M | 1.31B | Mar 31, 2026 |
| 3 | RUBRIC CAPITAL MANAGEMENT LP | 1687509 | 3.60M | 1.15B | Mar 31, 2026 |
| 4 | MFN PARTNERS MANAGEMENT, LP | 1732811 | 3M | 957.69M | Mar 31, 2026 |
| 5 | VANGUARD PORTFOLIO MANAGEMENT LLC | 2100121 | 2.10M | 669.17M | Mar 31, 2026 |
| 6 | VANGUARD CAPITAL MANAGEMENT LLC | 2100119 | 2.05M | 653.26M | Mar 31, 2026 |
| 7 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | 1446194 | 1.88M | 600.18M | Mar 31, 2026 |
| 8 | LONE PINE CAPITAL LLC | 1061165 | 1.82M | 580.34M | Mar 31, 2026 |
| 9 | SACHEM HEAD CAPITAL MANAGEMENT LP | 1582090 | 1.55M | 494.01M | Mar 31, 2026 |
| 10 | REAVES W H & CO INC | 740913 | 1.51M | 482.26M | Mar 31, 2026 |
| 11 | MONARCH ALTERNATIVE CAPITAL LP | 1281084 | 1.45M | 292.13M | Dec 31, 2024 |
| 12 | STATE STREET CORP | 93751 | 1.34M | 428.73M | Mar 31, 2026 |
| 13 | FRED ALGER MANAGEMENT, LLC | 3520 | 1.19M | 378.59M | Mar 31, 2026 |
| 14 | INVESCO LTD. | 914208 | 963.57K | 307.60M | Mar 31, 2026 |
| 15 | CITADEL ADVISORS LLC | 1423053 | 957.22K | 305.57M | Mar 31, 2026 |
| 16 | MIRABELLA FINANCIAL SERVICES LLP | 1538853 | 943.16K | 453.40M | Sep 30, 2024 |
| 17 | CASTLE HOOK PARTNERS LP | 1687241 | 935.38K | 397.89M | Sep 30, 2025 |
| 18 | GEODE CAPITAL MANAGEMENT, LLC | 1214717 | 909.91K | 290.56M | Mar 31, 2026 |
| 19 | SCULPTOR CAPITAL LP | 1054587 | 886.70K | 178.64M | Dec 31, 2024 |
| 20 | MILLENNIUM MANAGEMENT LLC | 1273087 | 852.26K | 272.07M | Mar 31, 2026 |
Data sourced from SEC Form 13F institutional holdings reports. Positions reflect the most recent filing per institution.