Stock ownership · SEC 13F · Q4 2025
CONSTELLATION ENERGY COR
Institutional ownership of CONSTELLATION ENERGY COR (CUSIP 21037T109) - who holds it, how concentrated it is, and what moved last quarter.
- $28.9M
- Reported value
- 14
- Institutions
- 94%
- Top-5 share
The verdict
According to SEC Form 13F-HR filings in this corpus, CONSTELLATION ENERGY COR ranks #286 of 775 tracked securities by reported institutional value (largest first), matching the /stocks listing among names with ≥5 reporting holders. 14 institutions report $28.9M as of Q4 2025, with ownership heavily concentrated in a handful of holders.
- 14
- institutions hold it
- $28.9M
- reported 13F value
- 94%
- held by top 5
- #286
- of 775 by value
Based on long positions reported to the SEC as of Q4 2025; 13F omits shorts, options and non-US holdings.
According to SEC Form 13F-HR filings in this corpus, CONSTELLATION ENERGY COR ranks #286 of 775 tracked securities by reported institutional value (largest first), matching the /stocks listing among names with ≥5 reporting holders.
How 13F ownership is computed · All tracked stocks · Concentration rankings
SEC Form 13F-HR ownership desk
CUSIP 21037T109 · Q4 2025 $29M reported
VALUE-MID · HOLDERS-NARROW · CONC-DOM · PHOTO-FINISH · ACTIVITY-HOT · BOOK-FULL
- VALUE-MID #286/775
- HOLDERS-NARROW 14 filers
- CONC-DOM 94% top-5
- PHOTO-FINISH HUBSPOT
- ACTIVITY-HOT 12 new
- BOOK-FULL 8Q history
Photo-finish peer on reported value: HUBSPOT INC
Read with: Ownership concentration guide - CONSTELLATION ENERGY COR's top-five holders account for 94% of reported value — read concentration before treating any single filer as a signal.
Reported-value neighbourhood · CONSTELLATION ENERGY COR
Nearest tracked securities by aggregate 13F reported value, not a full corpus reprint.
CONSTELLATION ENERGY COR vs. the broadly-held institutional universe
Where this security's reporting-institution count sits among tracked 13F securities
14 Top 39% higher than 61% of 216 securities
Broadly-held tracked securities, banded by reporting-institution count
Each bar is a band; taller bars hold more securities. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.
Source SEC Form 13F-HR filings · Q4 2025
Institutional ownership over time
The number of institutions reporting a CONSTELLATION ENERGY COR position has risen from 8 to 14 over the last 8 quarters of 13F filings.
Top Institutional Holders
| # | Institution | Shares | Value | Share of reported |
|---|---|---|---|---|
| 1 | Pacer Advisors, Inc. | 57,182 | $20.2M | 69.9% |
| 2 | GROUPAMA ASSET MANAGMENT | 8,977 | $3.2M | 11.0% |
| 3 | Tempo Wealth, LLC | 4,619 | $1.6M | 5.6% |
| 4 | Banque Transatlantique SA | 4,147 | $1.5M | 5.0% |
| 5 | Oak Grove Capital LLC | 1,700 | $601K | 2.1% |
| 6 | MARINER INVESTMENT GROUP LLC | 30,000 | $563K | 1.9% |
| 7 | BDFS Capital LLC | 1,267 | $448K | 1.5% |
| 8 | MidFirst Bank | 1,119 | $395K | 1.4% |
| 9 | DGS Capital Management, LLC | 568 | $201K | 0.7% |
| 10 | Strategic Investment Solutions, Inc. /IL | 188 | $66K | 0.2% |
| 11 | Anchor Investment Management, LLC | 155 | $55K | 0.2% |
| 12 | Bell Investment Advisors, Inc | 142 | $50K | 0.2% |
| 13 | TD Capital Management LLC | 109 | $39K | 0.1% |
| 14 | Compass Financial Services Inc | 75 | $27K | 0.1% |
Investment Discretion
SEC Form 13F requires each institutional filer to report whether it exercises sole or shared discretion over a position. Among CONSTELLATION ENERGY COR's reported holders for Q4 2025, by reported value:
Latest Quarter Activity · Q4 2025
New positions (12)
Complete exits (12)
Frequently Asked Questions
How many institutions hold CONSTELLATION ENERGY COR?▼
Where does CONSTELLATION ENERGY COR sit among tracked securities?▼
What is the total institutional value of CONSTELLATION ENERGY COR?▼
How concentrated is ownership of CONSTELLATION ENERGY COR?▼
Who is the largest institutional holder of CONSTELLATION ENERGY COR?▼
Nationwide stocks with similar institutional value or holder count
Two 13F-derived peer sets for CONSTELLATION ENERGY COR: nearest aggregate reported value and nearest institutional holder count, not catalog browse links.
Similar reported value
Nearest stocks by aggregate 13F reported value ($28.9M here).
Similar holder count
Nearest stocks by number of disclosing 13F holders (14 here).
Source: U.S. Securities and Exchange Commission (SEC) - EDGAR Form 13F-HR institutional holdings filings · Q4 2025 13F-HR discloses long US-listed equity positions of managers with $100M+ qualifying assets, filed within 45 days of period end. Short positions and most derivatives are not disclosed.
PlainFundData is rendered directly from SEC EDGAR Form 13F-HR institutional holdings filings, no number is typed in by an editor. Holder lists, concentration, and reported value on this page are aggregated live from those 13F-HR extracts. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of 2026-05-16.