// company-profile
Constellation Energy Corp
CEGExchangeNasdaqSectorElectric ServicesInc.PAFilings148Insiders22
// api This Constellation Energy Corp insider-trading data is served live by the Form4API insider trading API. Get the same data via API.
// activity-summary
No insider transactions in the last 30 days.
// 90-day insight
Over the last 90 days, Constellation Energy Corp insiders bought $1.7M across 11 transactions with no open-market sales.
- Most active insider: Harrington Charles L. with 2 transactions totaling $206K.
- Largest single purchase: $170K by Holzrichter Julie on Apr 28, 2026.
Activity skews bullish — buys outpace sales.
Institutional Ownership
Top 13F-HR holders of Constellation Energy Corp as of 2026-03-31
Total reported AUM
$73.68B
QoQ change
-10.4%
Reporting period
2026-03-31
#1
ECP ControlCo, LLC
CIK 1707921
$6.16B
22.0M shares
#2
VANGUARD CAPITAL MANAGEMENT LLC
CIK 2100119
$5.62B
20.1M shares
#3
STATE STREET CORP
CIK 93751
$5.25B
18.8M shares
Data source: SEC Form 13F-HR filings. Joined with insider activity above — see who's loading up institutionally while insiders are trading. Full 13F-HR API →
Insider Transactions
Sourced from SEC EDGAR Form 4 filings. Updated hourly.
| Date | Insider | Company | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Apr 28, 2026 | Holzrichter Julie | CEG | Award | 556 | $305.71 | $170K |
| Apr 28, 2026 | Ashish Khandpur K | CEG | Award | 556 | $305.71 | $170K |
| Apr 28, 2026 | Harrington Charles L. | CEG | Award | 556 | $305.71 | $170K |
| Apr 28, 2026 | Halverson Bradley M | CEG | Award | 556 | $305.71 | $170K |
| Apr 28, 2026 | Richardson John M | CEG | Award | 556 | $305.71 | $170K |
45 more transactions hidden
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