T
Talen Energy
TLN · AI Merchant Power
$400.12
+3.17 (+0.80%)
As of Jul 15, 2026 close
Institutional Ownership — Q1 2026 (filed through May 26)
Institutional Holders
571
-12 vs Q4 2025
Shares Held
45.6M
-520K QoQ
% of Shares Out
62.8%
28.5M held with sole discretion
Value Held
$18.3B
at $400.12 · Jul 15, 2026 close
5%+ Owners
5
via 13G/13D
% of Shares Out counts only shares held with sole investment discretion. Where two managers share discretion, Form 13F requires each to report the full position, so summing every filer exceeds 100% of shares outstanding for widely-held names.
Holder Map
Block size ∝ position · color = QoQ changeWhale Activity — Q1 2026 Filings
Increased233
Decreased166
New position101
Closed113
Institutional Shares Held by Quarter
Holders
Sortable · search holders| Source | % of Shrs Out | Period | |||||
|---|---|---|---|---|---|---|---|
| BlackRock, Inc. | 13F | 4,090,497 | +90,774 +2.3% | $1.3B | 9.0% | Mar 31, 2026 | |
| Rubric Capital Management LP | 13F | 3,602,171 | +0 +0.0% | $1.1B | 7.9% | Mar 31, 2026 | |
| MFN Partners Management, LP | 13F | 3,000,000 | +0 +0.0% | $957.7M | 6.6% | Mar 31, 2026 | |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 13F | 2,096,199 | +2,096,199 new | $669.2M | 4.6% | Mar 31, 2026 | |
| VANGUARD CAPITAL MANAGEMENT LLC | 13F | 2,046,365 | +2,046,365 new | $653.3M | 4.5% | Mar 31, 2026 | |
| LONE PINE CAPITAL LLC | 13F | 1,817,947 | +525,431 +40.7% | $580.3M | 4.0% | Mar 31, 2026 | |
| Sachem Head Capital Management LP | 13F | 1,547,500 | +547,500 +54.8% | $494.0M | 3.4% | Mar 31, 2026 | |
| REAVES W H & CO INC | 13F | 1,510,697 | -11,000 -0.7% | $482.3M | 3.3% | Mar 31, 2026 | |
| STATE STREET CORP | 13F | 1,343,015 | +21,535 +1.6% | $428.7M | 3.0% | Mar 31, 2026 | |
| FRED ALGER MANAGEMENT, LLC | 13F | 1,185,953 | -618,141 -34.3% | $378.6M | 2.6% | Mar 31, 2026 | |
| Invesco Ltd. | 13F | 963,572 | -477,809 -33.1% | $307.6M | 2.1% | Mar 31, 2026 | |
| GEODE CAPITAL MANAGEMENT, LLC | 13F | 909,910 | -139,286 -13.3% | $290.6M | 2.0% | Mar 31, 2026 | |
| MILLENNIUM MANAGEMENT LLC | 13F | 787,161 | +436,862 +124.7% | $251.3M | 1.7% | Mar 31, 2026 | |
| Capital World Investors | 13F | 774,999 | +0 +0.0% | $247.4M | 1.7% | Mar 31, 2026 | |
| CARRONADE CAPITAL MANAGEMENT, LP | 13F | 644,484 | +67,245 +11.6% | $205.7M | 1.4% | Mar 31, 2026 | |
| Two Seas Capital LP | 13F | 579,129 | +187,155 +47.7% | $184.9M | 1.3% | Mar 31, 2026 | |
| FMR LLC | 13F | 544,677 | -100,676 -15.6% | $173.9M | 1.2% | Mar 31, 2026 | |
| WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC | 13F | 525,214 | -44,185 -7.8% | $167.7M | 1.2% | Mar 31, 2026 | |
| Attestor Capital Ltd | 13F | 479,936 | +336,098 +233.7% | $153.2M | 1.1% | Mar 31, 2026 | |
| AMERICAN CENTURY COMPANIES INC | 13F | 443,821 | +40,742 +10.1% | $141.7M | 1.0% | Mar 31, 2026 | |
| MORGAN STANLEY | 13F | 406,498 | -30,925 -7.1% | $129.8M | 0.9% | Mar 31, 2026 | |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 13F | 396,057 | +26,959 +7.3% | $126.4M | 0.9% | Mar 31, 2026 | |
| YACKTMAN ASSET MANAGEMENT LP | 13F | 359,900 | -100 -0.0% | $114.9M | 0.8% | Mar 31, 2026 | |
| Pictet Asset Management Holding SA | 13F | 334,391 | +54,868 +19.6% | $106.7M | 0.7% | Mar 31, 2026 | |
| OAKTREE CAPITAL MANAGEMENT LP | 13F | 331,117 | +0 +0.0% | $105.7M | 0.7% | Mar 31, 2026 | |
| Capital Research Global Investors | 13F | 322,497 | -12,880 -3.8% | $103.0M | 0.7% | Mar 31, 2026 | |
| NORTHERN TRUST CORP | 13F | 318,975 | +6,997 +2.2% | $101.8M | 0.7% | Mar 31, 2026 | |
| Deltroit Asset Management (UK) LLP | 13F | 310,380 | +35,380 +12.9% | $99.1M | 0.7% | Mar 31, 2026 | |
| UBS Group AG | 13F | 308,744 | +59,610 +23.9% | $98.6M | 0.7% | Mar 31, 2026 | |
| Clearbridge Investments, LLC | 13F | 301,964 | -19,094 -5.9% | $96.4M | 0.7% | Mar 31, 2026 | |
| Bank of New York Mellon Corp | 13F | 300,578 | +1,643 +0.5% | $96.0M | 0.7% | Mar 31, 2026 | |
| VANGUARD FIDUCIARY TRUST CO | 13F | 284,008 | +284,008 new | $90.7M | 0.6% | Mar 31, 2026 | |
| GOLDMAN SACHS GROUP INC | 13F | 279,069 | +185,679 +198.8% | $89.1M | 0.6% | Mar 31, 2026 | |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 13F | 275,105 | +112,317 +69.0% | $87.8M | 0.6% | Mar 31, 2026 | |
| Bridgewater Associates, LP | 13F | 266,099 | +855 +0.3% | $84.9M | 0.6% | Mar 31, 2026 | |
| Allspring Global Investments Holdings, LLC | 13F | 257,438 | -27,972 -9.8% | $84.5M | 0.6% | Mar 31, 2026 | |
| Glendon Capital Management LP | 13F | 257,024 | -7,918 -3.0% | $82.0M | 0.6% | Mar 31, 2026 | |
| VOLORIDGE INVESTMENT MANAGEMENT, LLC | 13F | 253,851 | +115,238 +83.1% | $81.0M | 0.6% | Mar 31, 2026 | |
| BROWN ADVISORY INC | 13F | 249,555 | +91,948 +58.3% | $79.7M | 0.5% | Mar 31, 2026 | |
| Atalan Capital Partners, LP | 13F | 229,600 | -49,715 -17.8% | $73.3M | 0.5% | Mar 31, 2026 | |
| Two Creeks Capital Management, LP | 13F | 224,779 | +91,817 +69.1% | $71.8M | 0.5% | Mar 31, 2026 | |
| JENNISON ASSOCIATES LLC | 13F | 220,613 | -58,289 -20.9% | $70.4M | 0.5% | Mar 31, 2026 | |
| Blue Grotto Capital, LLC | 13F | 220,000 | +59,837 +37.4% | $70.2M | 0.5% | Mar 31, 2026 | |
| Bornite Capital Management LP | 13F | 208,800 | +2,800 +1.4% | $66.7M | 0.5% | Mar 31, 2026 | |
| Artemis Investment Management LLP | 13F | 191,333 | +136,219 +247.2% | $61.1M | 0.4% | Mar 31, 2026 | |
| MASSACHUSETTS FINANCIAL SERVICES CO /MA/ | 13F | 184,399 | +50,144 +37.3% | $58.9M | 0.4% | Mar 31, 2026 | |
| BNP PARIBAS FINANCIAL MARKETS | 13F | 182,995 | -132,502 -42.0% | $58.4M | 0.4% | Mar 31, 2026 | |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | 13F | 172,291 | +114,469 +198.0% | $55.0M | 0.4% | Mar 31, 2026 | |
| Squarepoint Ops LLC | 13F | 160,393 | -53,860 -25.1% | $51.2M | 0.4% | Mar 31, 2026 | |
| WELLINGTON MANAGEMENT GROUP LLP | 13F | 158,714 | +15,336 +10.7% | $50.7M | 0.3% | Mar 31, 2026 |
Page 1 of 12
Derivatives Institutional Owners
13F put/call positions · excluded from ownership totals| Type | Period | |||||
|---|---|---|---|---|---|---|
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Call | 1,076,900 | +327,200 +43.6% | $343.8M | Mar 31, 2026 | |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Put | 630,900 | +192,000 +43.7% | $201.4M | Mar 31, 2026 | |
| JANE STREET GROUP, LLC | Put | 555,400 | +453,500 +445.0% | $177.3M | Mar 31, 2026 | |
| CITADEL ADVISORS LLC | Put | 436,100 | +190,100 +77.3% | $139.2M | Mar 31, 2026 | |
| CITADEL ADVISORS LLC | Call | 390,800 | +23,300 +6.3% | $124.8M | Mar 31, 2026 | |
| JANE STREET GROUP, LLC | Call | 229,400 | +38,300 +20.0% | $73.2M | Mar 31, 2026 | |
| Walleye Trading LLC | Call | 168,800 | +63,200 +59.8% | $53.9M | Mar 31, 2026 | |
| OAKTREE CAPITAL MANAGEMENT LP | Call | 150,000 | -150,000 -50.0% | $47.9M | Mar 31, 2026 | |
| DG Capital Management, LLC | Call | 140,000 | +140,000 new | $44.7M | Mar 31, 2026 | |
| Squarepoint Ops LLC | Call | 66,500 | +18,800 +39.4% | $21.2M | Mar 31, 2026 | |
| MARINER INVESTMENT GROUP LLC | Call | 60,000 | +60,000 new | $429.0K | Mar 31, 2026 | |
| MILLENNIUM MANAGEMENT LLC | Put | 56,400 | +54,600 +3033.3% | $18.0M | Mar 31, 2026 | |
| GOLDMAN SACHS GROUP INC | Call | 50,000 | +50,000 new | $16.0M | Mar 31, 2026 | |
| Walleye Trading LLC | Put | 47,500 | +28,100 +144.8% | $15.2M | Mar 31, 2026 | |
| LMR Partners LLP | Call | 38,900 | +18,600 +91.6% | $12.4M | Mar 31, 2026 | |
| LMR Partners LLP | Put | 38,900 | -20,300 -34.3% | $12.4M | Mar 31, 2026 | |
| TWO SIGMA INVESTMENTS, LP | Put | 38,500 | +23,700 +160.1% | $12.3M | Mar 31, 2026 | |
| TWO SIGMA INVESTMENTS, LP | Call | 31,500 | +12,500 +65.8% | $10.1M | Mar 31, 2026 | |
| Parallax Volatility Advisers, L.P. | Call | 31,200 | -7,400 -19.2% | $10.3M | Mar 31, 2026 | |
| PEAK6 LLC | Call | 28,600 | -34,900 -55.0% | $9.1M | Mar 31, 2026 | |
| P SCHOENFELD ASSET MANAGEMENT LP | Call | 28,000 | +28,000 new | $8.9M | Mar 31, 2026 | |
| UBS Group AG | Call | 23,745 | +15,664 +193.8% | $7.6M | Mar 31, 2026 | |
| Parallax Volatility Advisers, L.P. | Put | 20,100 | +13,100 +187.1% | $6.6M | Mar 31, 2026 | |
| Arosa Capital Management LP | Call | 20,000 | -90,000 -81.8% | $6.4M | Mar 31, 2026 | |
| Ripple Effect Asset Management LP | Put | 20,000 | +20,000 new | $6.4M | Mar 31, 2026 | |
| Twin Tree Management, LP | Put | 19,100 | +4,300 +29.1% | $6.1M | Mar 31, 2026 | |
| TUDOR INVESTMENT CORP ET AL | Put | 17,000 | +11,600 +214.8% | $5.4M | Mar 31, 2026 | |
| Squarepoint Ops LLC | Put | 15,400 | +14,200 +1183.3% | $4.9M | Mar 31, 2026 | |
| CastleKnight Management LP | Call | 15,000 | -5,000 -25.0% | $4.8M | Mar 31, 2026 | |
| P SCHOENFELD ASSET MANAGEMENT LP | Put | 14,200 | -17,400 -55.1% | $4.5M | Mar 31, 2026 | |
| PEAK6 LLC | Put | 11,800 | -9,300 -44.1% | $3.8M | Mar 31, 2026 | |
| NOMURA HOLDINGS INC | Put | 10,000 | -10,000 -50.0% | $3.2M | Mar 31, 2026 | |
| MILLENNIUM MANAGEMENT LLC | Call | 8,700 | +6,900 +383.3% | $2.8M | Mar 31, 2026 | |
| Balyasny Asset Management L.P. | Call | 8,400 | +8,400 new | $2.7M | Mar 31, 2026 | |
| Balyasny Asset Management L.P. | Put | 5,500 | +5,500 new | $1.8M | Mar 31, 2026 | |
| Point72 Asset Management, L.P. | Put | 4,400 | +0 +0.0% | $1.4M | Mar 31, 2026 | |
| Point72 Asset Management, L.P. | Call | 3,800 | +0 +0.0% | $1.2M | Mar 31, 2026 | |
| NINE MASTS CAPITAL Ltd | Call | 3,400 | +3,400 new | $35.0K | Mar 31, 2026 | |
| Dockside LLC | Put | 2,770 | +2,770 new | $884.3K | Mar 31, 2026 | |
| Walleye Capital LLC | Put | 2,500 | -18,200 -87.9% | $798.1K | Mar 31, 2026 | |
| Twin Tree Management, LP | Call | 2,400 | -38,100 -94.1% | $766.2K | Mar 31, 2026 | |
| NINE MASTS CAPITAL Ltd | Put | 2,000 | +2,000 new | $159.4K | Mar 31, 2026 | |
| Walleye Capital LLC | Call | 1,000 | -9,700 -90.7% | $319.2K | Mar 31, 2026 | |
| TUDOR INVESTMENT CORP ET AL | Call | 800 | -7,100 -89.9% | $255.4K | Mar 31, 2026 |
Ownership Events — 13G / 13D
Event-driven, scanned dailyECP ControlCo, LLC crosses 5.0% Initial Schedule 13G · 2,399,998 shares reported | 13G | Jun 23, 2026 |
Vanguard Capital Management crosses 5.0% Initial Schedule 13G · 2,383,547 shares reported | 13G | Apr 30, 2026 |
Rubric Capital Management LP reports 7.8% (from 9.8%) Schedule 13G/A · amendment | 13G/A | Nov 14, 2025 |
BlackRock, Inc. crosses 5.0% Initial Schedule 13G · 3,913,898 shares reported | 13G | Oct 17, 2025 |
Rubric Capital Management LP reports 9.8% (from 13.3%) Schedule 13G/A · amendment | 13G/A | Jul 9, 2025 |
Rubric Capital Management LP reports 13.3% (from 22.3%) Schedule 13G/A · amendment | 13G/A | Feb 13, 2025 |
The Vanguard Group crosses 5.0% Initial Schedule 13G · 4,786,331 shares reported | 13G | Jan 8, 2025 |
Rubric Capital Management LP crosses 5.0% Initial Schedule 13G · 11,368,614 shares reported | 13G | Nov 13, 2024 |
The Vanguard Group reports 8.9% (from 8.9%) Schedule 13G/A · amendment | 13G/A | Nov 12, 2024 |
The Vanguard Group reports 8.9% Schedule 13G/A · amendment | 13G/A | Nov 4, 2024 |
Quarterly holdings from SEC Form 13F-HR structured data sets (filed within 45 days of quarter end); 5%+ ownership events from Schedule 13G/13D filings scanned daily via EDGAR. Each row links to the source filing. Est. Avg Cost is a rolling-average estimate — each quarter's added shares priced at that quarter's 13F value ÷ shares, split-adjusted, with history beginning 2024-Q2; positions with one quarter of history or a data-quality flag show “—”.