ActivistsInvestorsTrumpPoliticiansSerenityCitriniBurrySemianalysisSwingTradeArbitrageSearch

ECP ControlCo, LLC (auto-surfaced)

cloneable · 31-MAR-2026 → 30-JUN-2026

AUM $4,668,646,701 · 5 positions · top-10 100.0% · SEC filing history →

13FScore 19/100 — cloning their disclosed top holdings over ~4.9y returned -13%/yr vs S&P +11%/yr (alpha -23%/yr), ahead of the market in 30% of quarters. Cloneable 13F equity book only — excludes hedges/shorts/non-US.

New positions

Issuer% bookValueSince entryConvictionBusinessTags
$TLN · TALEN ENERGY CORP19.8%$922,223,232-8%HighTalen Energy is an independent power producer that owns and operates nuclear and natural-gas generation assets and supplies wholesale electricity, including to data centers.NASDAQ

Added to (≥+25% shares)

Issuer% bookΔ sharesSince addConvictionBusinessTags
none

Top holdings now

Issuer% bookSince entryBusinessTags
$CEG · CONSTELLATION ENERGY CORP76.4%-2% Q1 '26The largest U.S. producer of carbon-free electricity, operating a fleet of nuclear plants along with other generation and competitive energy supply.NASDAQS&PBitget →
$TLN · TALEN ENERGY CORP19.8%-8% Q2 '26Talen Energy is an independent power producer that owns and operates nuclear and natural-gas generation assets and supplies wholesale electricity, including to data centers.NASDAQ
$PCG · PG&E CORP2.6%+22% ≥Q2 '21California electric and gas utilityS&P
$SHEN · SHENANDOAH TELECOMMUNICATION1.1%-57% Q1 '22NASDAQ
$CLNE · CLEAN ENERGY FUELS CORP0.1%-72% Q3 '22NASDAQ

Since entry / add = price change to the latest close (30-JUN-2026 book marked to market). Top holdings measure from the quarter-end when the name first entered the filer's disclosed top holdings (tagged e.g. Q1 '26); new & added positions measure from this quarter's quarter-end. Based on disclosed 13F snapshots — an approximation of entry, not the manager's actual cost basis. Generated 2026-10-17 · Alpha-Investor tracker