Mainstream Capital Management’s Constellation Energy CEG Stock Holding History

Mainstream Capital Management’s Portfolio CEG Stock Details CEG Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$778K	Sell	3,131 -58	-2%	-$16.3K	0.47%	54
2026 Q1	$891K	Buy	3,189 +45	+1%	+$13.7K	0.6%	47
2025 Q4	$1.11M	Buy	3,144 +678	+27%	+$246K	0.73%	43
2025 Q3	$811K	Buy	2,466 +95	+4%	+$30.7K	0.54%	52
2025 Q2	$765K	Sell	2,371 -538	-18%	-$142K	0.56%	51
2025 Q1	$587K	Buy	2,909 +327	+13%	+$87.6K	0.46%	54
2024 Q4	$578K	Buy	+2,582	New	+$644K	0.4%	53

Other funds holding CEG

Assenagon Asset Management Senningerberg, Luxembourg $80.2B AUM 50.57% 1-Year Est. Return

Davenport & Co Richmond, Virginia $20.4B AUM 18.11% 1-Year Est. Return

RRAM

River Road Asset Management Louisville, Kentucky $8.99B AUM 12.83% 1-Year Est. Return

Swedbank Stockholm, Sweden $116B AUM 46.87% 1-Year Est. Return

COPPSERS

Commonwealth of Pennsylvania Public School Employees Retirement System Harrisburg, Pennsylvania $20.6B AUM 37.37% 1-Year Est. Return

EOJOAM

E. Ohman J:or Asset Management Stockholm, Sweden $4.3B AUM 29.55% 1-Year Est. Return

Covea Finance Paris, France $3.17B AUM 35.01% 1-Year Est. Return

CNB

Czech National Bank Prague, Czech Republic $18.3B AUM 43.04% 1-Year Est. Return

Eastern Bank Boston, Massachusetts $6.53B AUM 30.05% 1-Year Est. Return

OIAM

OFI Invest Asset Management Paris, France $10B AUM 48.47% 1-Year Est. Return

Mainstream Capital Management's CEG Position: Q2 2026 in Review

Mainstream Capital Management reduced its Constellation Energy (CEG) stake by 1.8% in Q2 2026, selling an estimated $16.3K and leaving 3,131 shares worth $778K. The position accounts for 0.47% of the portfolio, ranked #54.

Mainstream Capital Management first reported a position in CEG in Q4 2024 and has held it in 7 quarters since. The position peaked at $1.11M in Q4 2025. 328 funds tracked by Wall St. Rank hold CEG as of Q2 2026.

Mainstream Capital Management held 3,131 shares of Constellation Energy worth $778K as of Q2 2026.
Mainstream Capital Management sold 58 Constellation Energy shares in Q2 2026, an estimated $16.3K.
Constellation Energy made up 0.47% of Mainstream Capital Management's portfolio in Q2 2026, its #54 holding.
Mainstream Capital Management first reported a position in Constellation Energy in Q4 2024 and has held it in 7 quarters since.
Mainstream Capital Management's Constellation Energy position peaked at $1.11M in Q4 2025.
328 funds tracked by Wall St. Rank held Constellation Energy as of Q2 2026.

Based on Mainstream Capital Management's 13F filing for Q2 2026, filed 15 Jul 2026.