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EC

ECP ControlCo Portfolio holdings

AUM $6.34B
1-Year Est. Return 19.72%
This Fund
S&P 500
This Quarter Est. Return
-19.86%
1 Year Est. Return
-19.72%
3 Year Est. Return
-35.82%
5 Year Est. Return
-65.59%
10 Year Est. Return
–
AUM
$6.34B
AUM Growth
+$6.14B
Cap. Flow
+$6.65B
Cap. Flow %
104.95%
Top 10 Hldgs %
100%
Holding
5
New
1
Increased
–
Reduced
–
Closed
1

Top Buys

Rank Stock Value
1
CEG icon
Constellation Energy
CEG
+$6.7B

Top Sells

Rank Stock Value
1
XIFR
XPLR Infrastructure LP
XIFR
+$45M

Sector Composition

Rank Sector Weight
1 Utilities 99.06%
2 Communication Services 0.84%
3 Energy 0.1%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
CEG icon
1
Constellation Energy
CEG
$90.1B
$6.16B 97.08%
+22,043,724
New +$6.7B
PCG icon
2
PG&E
PCG
$38.1B
$125M 1.97%
7,124,720
– –
SHEN icon
3
Shenandoah Telecom
SHEN
$630M
$53.3M 0.84%
3,457,105
– –
CLNE icon
4
Clean Energy Fuels
CLNE
$524M
$6.44M 0.1%
2,594,759
– –
XIFR
5
XPLR Infrastructure LP
XIFR
$1.13B
– –
-4,500,000
Closed -$45M

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EI
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BFG
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PCH
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BFS
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ECP ControlCo's Q1 2026 Portfolio in Review

As of Q1 2026, ECP ControlCo held 5 positions worth $6.34B, up 2,994% from $205M the previous quarter. Its ten largest holdings account for 100% of the portfolio.

ECP ControlCo deployed $6.65B of net new capital in Q1 2026, opening 1 new position. Its largest new stake was Constellation Energy: 22,043,724 shares worth $6.16B.

By sector, the portfolio is most concentrated in Utilities at 99% of assets, up from 78% a quarter earlier, followed by Communication Services and Energy.

On the sell side, the most notable exit was XPLR Infrastructure LP, an estimated $45M sold.

  • ECP ControlCo's largest Q1 2026 buy was Constellation Energy: 22,043,724 shares worth $6.16B.
  • ECP ControlCo fully exited XPLR Infrastructure LP in Q1 2026, selling an estimated $45M.
  • ECP ControlCo's ten largest holdings make up 100% of its $6.34B portfolio in Q1 2026.
  • ECP ControlCo opened 1 new position and closed 1 in Q1 2026.
  • ECP ControlCo's portfolio value rose 2,994% quarter-over-quarter to $6.34B.

Based on ECP ControlCo's 13F filing for Q1 2026, filed 15 May 2026.