What does CUSIP 21037T109 represent in this 13F holders report?

CUSIP 21037T109 is the security identifier for CEG - Constellation Energy Corp - Common Stock used to aggregate holder disclosures.

How many institutions held CEG - Constellation Energy Corp - Common Stock in Q4 2025?

1995 institutional investors reported CEG - Constellation Energy Corp - Common Stock for Q4 2025. Use the holders table for investor-level position and value details.

Constellation Energy Corp - Common Stock (CEG)

CUSIP: 21037T109

Q4 2025 13F Holders as of 31 Dec 2025

Security type / class: Equity / Common Stock
Total 13F shares: 250,736,279
Total 13F value: $88,545,548,486
Share change: +715,615
Put/Call ratio: 139%
SEC-reported price per share: $353.27
Number of holders: 1,995
Value change: +$280,864,032
Number of buys: 1,041
Number of sells: 700
Shares outstanding: 361,080,675

Security key

21037T109

Report period

Q4 2025

Institutions

1,995

Top holders

CEG full security history Ownership snapshot Full 13F holder table Constellation Energy Corp SEC filings Constellation Energy Corp company facts

Broader feeds

Latest 13F filings Latest 13D/G filings Investors directory

Ownership snapshot

Top reported holders of CEG - Constellation Energy Corp - Common Stock (13F + 13D/G + 3/4/5)

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.

Comparable stake leader

FMR LLC

Disclosed value leader

VANGUARD GROUP INC

Comparable rows

15/15

Latest evidence

29 Oct 2025

13F 13D/G 3/4/5 Lead comparable stake: 4.6% 13D/G row: FMR LLC Showing 1-6 of 15 holder rows.

Quick read

FMR LLC leads the comparable SEC ownership view at 4.6%.

15 of 15 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.

Open SEC evidence Opens FMR LLC's linked filing trail.

Comparable ownership Top 5

FMR LLC 4.6%

Kathleen Barron 0.01%

VANGUARD GROUP INC 11%

Capital International Investors 7.2%

BlackRock, Inc. 6.2%

Ownership % is shown only when SEC disclosures are safely comparable across share classes.

Detailed SEC evidence table Showing 1-6 of 15 holder rows

Holder	Evidence	Ownership %	Position	12M Net Δ	As of
FMR LLC	13F 13D/G Company 13F 13D/G	4.6% from 13D/G	$4,361,397,192 13,253,707 shares	—	30 Sep 2025
Kathleen Barron	3/4/5 EVP & Chief Strategy Officer 3/4/5	0.01%	$17,956,614 39,749 shares mixed-class rows	—	29 Oct 2025
VANGUARD GROUP INC	13F Company 13F	11%	$12,643,732,879 38,422,624 shares	—	30 Sep 2025
Capital International Investors	13F Company 13F	7.2%	$8,595,374,268 26,114,421 shares	—	30 Sep 2025
BlackRock, Inc.	13F Company 13F	6.2%	$7,424,820,333 22,563,043 shares	—	30 Sep 2025
STATE STREET CORP	13F Company 13F	5%	$5,985,980,742 18,190,600 shares	—	30 Sep 2025

How to read this table

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.

13F holder rows

Institutional holders as of Q4 2025

Investor-level positions for this CUSIP, loaded as an interactive table.

Institutions

1,995

250,736,279

Rows available

1,995

Investor	Option	Weight %	Change %	SEC-reported value	* Price	Shares	Share Change	Activity	Report Period

^* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.

Compare Q4 2025 vs Q3 2025 Across Filers

Q3 2025 holders

1,813

Q4 2025 holders

1,995

Holder diff

182

Investor	Q3 2025 Shares	Q4 2025 Shares	Share Diff	Share Chg %	Q3 2025 value	Q4 2025 value	Value change	Value Chg %