ECP ControlCo, LLC — 13F Holdings & Portfolio
CIK 1707921 · latest 13F-HR filed 2026-08-14
ECP ControlCo, LLC manages $4.67B in 13F-reported U.S. long-equity assets across 5 reported positions as of its 2026-06-30 13F-HR filing. Its largest disclosed positions are CEG (76.45%), TLN (19.75%), PCG (2.57%). Quarter over quarter (versus its 2026-03-31 filing) the fund opened 1 new position, exited 0, added to 0, and trimmed 2.
AUM is the long-equity portion reported on Form 13F-HR. Excludes short positions, cash, foreign holdings, and non-13F assets. For informational purposes only — not investment advice.
SUMMIT, NJ 07901
$4.67B
Long-equity book
5
Distinct positions
2026-06-30
Filed 2026-08-14
+1 / −0 / ↑0 / ↓2
vs 2026-03-31
| Name | Title / Status | Ownership | Type |
|---|
Rows tagged Call or Put are options positions, not stock. Per SEC Form 13F-HR, Value shows the notional value of the underlying (shares covered × underlying price), not the option premium. Shares is the number of underlying shares covered (divide by 100 for contract count).
| # | Issuer | Symbol | CUSIP | Value | Weight | Shares | Type |
|---|---|---|---|---|---|---|---|
| 1 | CONSTELLATION ENERGY CORP | CEG | 21037T109 | $3.57B | 76.45% | 14,370,227 | SH |
| 2 | TALEN ENERGY CORP | TLN | 87422Q109 | $922.2M | 19.75% | 2,399,998 | SH |
| 3 | PG&E CORP | PCG | 69331C108 | $119.8M | 2.57% | 7,124,720 | SH |
| 4 | SHENANDOAH TELECOMMUNICATION | SHEN | 82312B106 | $52.1M | 1.12% | 3,457,105 | SH |
| 5 | CLEAN ENERGY FUELS CORP | CLNE | 184499101 | $5.3M | 0.11% | 2,594,759 | SH |
| Period | Filed | AUM | Holdings | Accession |
|---|---|---|---|---|
| 2026-06-30 | 2026-08-14 | $4.67B | 5 | 0001104659-26-096451 |
| 2026-03-31 | 2026-05-15 | $6.34B | 4 | 0001104659-26-061701 |
| 2025-09-30 | 2026-02-17 | $45.8M | 1 | 0001104659-26-016298 |
| 2025-09-30 | 2026-02-17 | $205.2M | 4 | 0001104659-26-016295 |