C
Constellation Energy
CEG · AI Merchant Power
$258.12
+1.69 (+0.66%)
As of Jul 15, 2026 close
Institutional Ownership — Q1 2026 (filed through May 29)
Institutional Holders
1855
-119 vs Q4 2025
Shares Held
279.3M
+28.8M QoQ
% of Shares Out
22.6%
81.1M held with sole discretion
Value Held
$72.1B
at $258.12 · Jul 15, 2026 close
5%+ Owners
2
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
Increased818
Decreased594
New position185
Closed304
Institutional Shares Held by Quarter
Holders
Sortable · search holders| Source | % of Shrs Out | Period | |||||
|---|---|---|---|---|---|---|---|
| BlackRock, Inc. | 13F | 23,509,199 | +159,727 +0.7% | $6.6B | 6.5% | Mar 31, 2026 | |
| ECP ControlCo, LLC | 13F | 22,043,724 | +22,043,724 new | $6.2B | 6.1% | Mar 31, 2026 | |
| VANGUARD CAPITAL MANAGEMENT LLC | 13F | 20,138,742 | +20,138,742 new | $5.6B | 5.6% | Mar 31, 2026 | |
| STATE STREET CORP | 13F | 18,796,388 | +310,496 +1.7% | $5.2B | 5.2% | Mar 31, 2026 | |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 13F | 15,013,945 | +15,013,945 new | $4.2B | 4.2% | Mar 31, 2026 | |
| Capital International Investors | 13F | 11,608,787 | -5,204,516 -31.0% | $3.2B | 3.2% | Mar 31, 2026 | |
| FMR LLC | 13F | 10,181,644 | -4,183,124 -29.1% | $2.8B | 2.8% | Mar 31, 2026 | |
| MORGAN STANLEY | 13F | 8,903,186 | +848,549 +10.5% | $2.5B | 2.5% | Mar 31, 2026 | |
| CANADA PENSION PLAN INVESTMENT BOARD | 13F | 7,672,648 | +7,531,358 +5330.4% | $2.1B | 2.1% | Mar 31, 2026 | |
| GEODE CAPITAL MANAGEMENT, LLC | 13F | 7,292,001 | +224,963 +3.2% | $2.0B | 2.0% | Mar 31, 2026 | |
| JENNISON ASSOCIATES LLC | 13F | 6,604,433 | -375,790 -5.4% | $1.8B | 1.8% | Mar 31, 2026 | |
| PRICE T ROWE ASSOCIATES INC /MD/ | 13F | 5,474,323 | +2,527,778 +85.8% | $1.5B | 1.5% | Mar 31, 2026 | |
| Capital Research Global Investors | 13F | 4,787,994 | +2,910,792 +155.1% | $1.3B | 1.3% | Mar 31, 2026 | |
| COATUE MANAGEMENT LLC | 13F | 4,632,475 | -1,274,699 -21.6% | $1.3B | 1.3% | Mar 31, 2026 | |
| WELLS FARGO & COMPANY/MN | 13F | 4,324,236 | +165,865 +4.0% | $1.2B | 1.2% | Mar 31, 2026 | |
| Capital World Investors | 13F | 3,977,135 | +1,631,804 +69.6% | $1.1B | 1.1% | Mar 31, 2026 | |
| Bank of New York Mellon Corp | 13F | 3,632,101 | +276,124 +8.2% | $1.0B | 1.0% | Mar 31, 2026 | |
| Invesco Ltd. | 13F | 3,619,765 | -12,890 -0.4% | $1.0B | 1.0% | Mar 31, 2026 | |
| BANK OF AMERICA CORP /DE/ | 13F | 3,158,275 | +302,111 +10.6% | $881.9M | 0.9% | Mar 31, 2026 | |
| NORTHERN TRUST CORP | 13F | 3,097,206 | +43,591 +1.4% | $864.9M | 0.9% | Mar 31, 2026 | |
| GOLDMAN SACHS GROUP INC | 13F | 3,040,479 | +1,193,265 +64.6% | $849.1M | 0.8% | Mar 31, 2026 | |
| VICTORY CAPITAL MANAGEMENT INC | 13F | 2,333,632 | +162,696 +7.5% | $651.7M | 0.6% | Mar 31, 2026 | |
| FRANKLIN RESOURCES INC | 13F | 2,303,464 | +91,602 +4.1% | $643.2M | 0.6% | Mar 31, 2026 | |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 13F | 2,285,190 | +59,238 +2.7% | $638.1M | 0.6% | Mar 31, 2026 | |
| JPMORGAN CHASE & CO | 13F | 2,140,057 | +230,059 +12.0% | $639.0M | 0.6% | Mar 31, 2026 | |
| UBS Group AG | 13F | 2,053,402 | +144,177 +7.6% | $573.4M | 0.6% | Mar 31, 2026 | |
| Legal & General Group Plc | 13F | 1,842,758 | +52,642 +2.9% | $514.6M | 0.5% | Mar 31, 2026 | |
| VANGUARD FIDUCIARY TRUST CO | 13F | 1,751,287 | +1,751,287 new | $489.0M | 0.5% | Mar 31, 2026 | |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | 13F | 1,600,348 | -25,028 -1.5% | $446.9M | 0.4% | Mar 31, 2026 | |
| ALKEON CAPITAL MANAGEMENT LLC | 13F | 1,374,739 | +3,520 +0.3% | $383.9M | 0.4% | Mar 31, 2026 | |
| Amundi | 13F | 1,324,823 | +353,129 +36.3% | $370.0M | 0.4% | Mar 31, 2026 | |
| VAN ECK ASSOCIATES CORP | 13F | 1,286,849 | +461,793 +56.0% | $359.4M | 0.4% | Mar 31, 2026 | |
| NEUBERGER BERMAN GROUP LLC | 13F | 1,277,071 | +144,176 +12.7% | $356.7M | 0.4% | Mar 31, 2026 | |
| NORDEA INVESTMENT MANAGEMENT AB | 13F | 1,258,498 | +110,667 +9.6% | $342.3M | 0.4% | Mar 31, 2026 | |
| DEUTSCHE BANK AG\ | 13F | 1,228,600 | +558,290 +83.3% | $343.1M | 0.3% | Mar 31, 2026 | |
| REAVES W H & CO INC | 13F | 1,203,513 | +69,568 +6.1% | $336.1M | 0.3% | Mar 31, 2026 | |
| Nuveen, LLC | 13F | 993,553 | -605,350 -37.9% | $277.4M | 0.3% | Mar 31, 2026 | |
| MASSACHUSETTS FINANCIAL SERVICES CO /MA/ | 13F | 981,237 | -23,026 -2.3% | $273.6M | 0.3% | Mar 31, 2026 | |
| BARCLAYS PLC | 13F | 930,811 | -34,540 -3.6% | $259.9M | 0.3% | Mar 31, 2026 | |
| Swiss National Bank | 13F | 903,931 | +47,880 +5.6% | $252.4M | 0.3% | Mar 31, 2026 | |
| Clearbridge Investments, LLC | 13F | 897,342 | +270,661 +43.2% | $250.6M | 0.2% | Mar 31, 2026 | |
| Thrivent Financial for Lutherans | 13F | 893,079 | +508,363 +132.1% | $249.4M | 0.2% | Mar 31, 2026 | |
| GCM Grosvenor Holdings, LLC | 13F | 878,015 | +878,015 new | $245.2M | 0.2% | Mar 31, 2026 | |
| DIMENSIONAL FUND ADVISORS LP | 13F | 839,300 | +24,907 +3.1% | $234.5M | 0.2% | Mar 31, 2026 | |
| 59 North Capital Management, LP | 13F | 813,117 | +229,617 +39.4% | $227.1M | 0.2% | Mar 31, 2026 | |
| RAYMOND JAMES FINANCIAL INC | 13F | 795,316 | +320,156 +67.4% | $222.2M | 0.2% | Mar 31, 2026 | |
| National Pension Service | 13F | 792,048 | -16,020 -2.0% | $221.2M | 0.2% | Mar 31, 2026 | |
| Mitsubishi UFJ Asset Management Co., Ltd. | 13F | 770,056 | +42,171 +5.8% | $215.0M | 0.2% | Mar 31, 2026 | |
| HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND | 13F | 768,514 | +660,533 +611.7% | $214.6M | 0.2% | Mar 31, 2026 | |
| AMERIPRISE FINANCIAL INC | 13F | 726,614 | +76,364 +11.7% | $201.8M | 0.2% | Mar 31, 2026 |
Page 1 of 20
Derivatives Institutional Owners
13F put/call positions · excluded from ownership totals| Type | Period | |||||
|---|---|---|---|---|---|---|
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Put | 2,128,200 | +27,600 +1.3% | $594.3M | Mar 31, 2026 | |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Call | 2,116,600 | +580,900 +37.8% | $591.1M | Mar 31, 2026 | |
| JANE STREET GROUP, LLC | Put | 2,045,000 | +468,100 +29.7% | $571.1M | Mar 31, 2026 | |
| CITADEL ADVISORS LLC | Put | 1,344,300 | +83,700 +6.6% | $375.4M | Mar 31, 2026 | |
| CITADEL ADVISORS LLC | Call | 999,500 | +84,100 +9.2% | $279.1M | Mar 31, 2026 | |
| JANE STREET GROUP, LLC | Call | 672,000 | -311,900 -31.7% | $187.7M | Mar 31, 2026 | |
| Electron Capital Partners, LLC | Call | 320,000 | +320,000 new | $89.4M | Mar 31, 2026 | |
| UBS Group AG | Put | 302,100 | +103,600 +52.2% | $84.4M | Mar 31, 2026 | |
| GOLDMAN SACHS GROUP INC | Put | 281,500 | +214,900 +322.7% | $78.6M | Mar 31, 2026 | |
| Caption Management, LLC | Call | 276,700 | +276,700 new | $77.3M | Mar 31, 2026 | |
| MILLENNIUM MANAGEMENT LLC | Put | 274,400 | +150,900 +122.2% | $76.6M | Mar 31, 2026 | |
| Walleye Trading LLC | Call | 251,400 | +84,600 +50.7% | $70.2M | Mar 31, 2026 | |
| Caption Management, LLC | Put | 225,400 | +203,800 +943.5% | $62.9M | Mar 31, 2026 | |
| LMR Partners LLP | Call | 194,200 | +169,200 +676.8% | $54.2M | Mar 31, 2026 | |
| Walleye Trading LLC | Put | 187,200 | +28,800 +18.2% | $52.3M | Mar 31, 2026 | |
| MILLENNIUM MANAGEMENT LLC | Call | 180,300 | +52,300 +40.9% | $50.3M | Mar 31, 2026 | |
| Parallax Volatility Advisers, L.P. | Put | 179,300 | +22,200 +14.1% | $49.8M | Mar 31, 2026 | |
| BARCLAYS PLC | Put | 168,500 | -120,000 -41.6% | $47.1M | Mar 31, 2026 | |
| Point72 Asset Management, L.P. | Call | 140,500 | +400 +0.3% | $39.2M | Mar 31, 2026 | |
| D. E. Shaw & Co., Inc. | Put | 139,400 | +59,300 +74.0% | $38.9M | Mar 31, 2026 | |
| UBS Group AG | Call | 139,264 | +5,982 +4.5% | $38.9M | Mar 31, 2026 | |
| SEGRA CAPITAL MANAGEMENT, LLC | Call | 130,000 | +130,000 new | $36.3M | Mar 31, 2026 | |
| Squarepoint Ops LLC | Call | 123,600 | +59,800 +93.7% | $34.5M | Mar 31, 2026 | |
| TUDOR INVESTMENT CORP ET AL | Put | 120,800 | +111,600 +1213.0% | $33.7M | Mar 31, 2026 | |
| CREDIT AGRICOLE S A | Put | 120,000 | +65,000 +118.2% | $33.5M | Mar 31, 2026 | |
| GOLDMAN SACHS GROUP INC | Call | 116,000 | +41,000 +54.7% | $32.4M | Mar 31, 2026 | |
| Qube Research & Technologies Ltd | Put | 111,100 | -51,600 -31.7% | $31.0M | Mar 31, 2026 | |
| PEAK6 LLC | Put | 101,800 | +3,000 +3.0% | $28.4M | Mar 31, 2026 | |
| PEAK6 LLC | Call | 81,000 | -116,300 -58.9% | $22.6M | Mar 31, 2026 | |
| SUMMIT PARTNERS PUBLIC ASSET MANAGEMENT, LLC | Put | 80,000 | -20,000 -20.0% | $22.3M | Mar 31, 2026 | |
| Qube Research & Technologies Ltd | Call | 77,900 | -54,500 -41.2% | $21.8M | Mar 31, 2026 | |
| SCOPUS ASSET MANAGEMENT, L.P. | Call | 75,000 | +75,000 new | $20.9M | Mar 31, 2026 | |
| Value Aligned Research Advisors, LLC | Call | 68,700 | +30,200 +78.4% | $19.2M | Mar 31, 2026 | |
| NOMURA HOLDINGS INC | Call | 68,200 | +17,500 +34.5% | $19.0M | Mar 31, 2026 | |
| Arvin Capital Management LP | Call | 65,000 | +65,000 new | $18.2M | Mar 31, 2026 | |
| Jain Global LLC | Call | 50,000 | +50,000 new | $14.0M | Mar 31, 2026 | |
| Jain Global LLC | Put | 50,000 | +50,000 new | $14.0M | Mar 31, 2026 | |
| CAPITAL FUND MANAGEMENT S.A. | Call | 48,200 | -23,900 -33.1% | $13.5M | Mar 31, 2026 | |
| Allianz Asset Management GmbH | Put | 42,900 | +8,900 +26.2% | $12.0M | Mar 31, 2026 | |
| CAPSTONE INVESTMENT ADVISORS, LLC | Put | 42,200 | +5,200 +14.1% | $11.8M | Mar 31, 2026 | |
| CITIGROUP INC | Call | 38,000 | +38,000 new | $10.6M | Mar 31, 2026 | |
| CAPITAL FUND MANAGEMENT S.A. | Put | 37,600 | -38,200 -50.4% | $10.5M | Mar 31, 2026 | |
| LMR Partners LLP | Put | 32,300 | +32,300 new | $9.0M | Mar 31, 2026 | |
| Twin Tree Management, LP | Put | 30,400 | -37,700 -55.4% | $8.5M | Mar 31, 2026 | |
| BANK OF MONTREAL /CAN/ | Call | 30,000 | +30,000 new | $8.4M | Mar 31, 2026 | |
| Squarepoint Ops LLC | Put | 27,200 | -30,500 -52.9% | $7.6M | Mar 31, 2026 | |
| Laurion Capital Management LP | Call | 27,000 | +27,000 new | $7.5M | Mar 31, 2026 | |
| Capula Management Ltd | Put | 24,500 | -232,400 -90.5% | $6.8M | Mar 31, 2026 | |
| Laurion Capital Management LP | Put | 24,500 | +24,500 new | $6.8M | Mar 31, 2026 | |
| Schonfeld Strategic Advisors LLC | Call | 23,800 | +23,800 new | $6.6M | Mar 31, 2026 |
Page 1 of 3
Ownership Events — 13G / 13D
Event-driven, scanned dailyCapital International Investors falls below 5% (from 5.5%) Schedule 13G/A · position exited | 13G/A | May 14, 2026 |
Vanguard Capital Management crosses 5.0% Initial Schedule 13G · 23,174,480 shares reported | 13G | Apr 29, 2026 |
Capital International Investors reports 5.5% (from 8.9%) Schedule 13G/A · amendment | 13G/A | Feb 13, 2026 |
ECP ControlCo, LLC crosses 5.0% Initial Schedule 13G · 22,043,724 shares reported | 13G | Jan 14, 2026 |
FMR LLC falls below 5% Schedule 13G/A · position exited | 13G/A | Feb 12, 2025 |
T. ROWE PRICE ASSOCIATES, INC. 52-0556948 2. reports —% Schedule 13G/A · amendment | 13G/A | Nov 14, 2024 |
T. ROWE PRICE ASSOCIATES, INC. 52-0556948 2. crosses 5.0% Initial Schedule 13G · 19,391,588 shares reported | 13G | Feb 14, 2024 |
VANGUARD GROUP INC reports —% Schedule 13G/A · amendment | 13G/A | Feb 13, 2024 |
FMR LLC reports —% Schedule 13G/A · amendment | 13G/A | Feb 9, 2024 |
I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY) Capital International Investors 95-1411037 2. reports 8.9% (from 7.5%) Schedule 13G/A · amendment | 13G/A | Feb 9, 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 “—”.