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FILER PROFILE · CIK 0001707921

ECP ControlCo, LLC

6 filings 3 distinct issuers Active 2020-12-072026-06-23

Track Record

Total filings
6
1 SCHEDULE 13G · 2 SCHEDULE · 3 SC
Distinct issuers
3
50% issuer diversity
Median stake
10.2%
5,944,451 avg shares
AI briefs cached
0/6
intent-classified filings

Backtested Performance · post-filing returns (split + dividend adjusted)

Median 30d
-10.9%
across 2 filings · win rate 0%
Median 60d
-10.1%
across 2 filings · win rate 0%
Median 90d
-11.9%
across 2 filings · win rate 0%
Median 1y
+9.7%
across 2 filings · win rate 50%

Anchor: closest trading day on/after filing's date_of_event. Source: Yahoo Finance daily adj_close. Past performance is not indicative of future results.

Filings · 6 total

FiledFormIssuerStakeSharesIntent
2026-06-23 SCHEDULE 13G Talen Energy CorpTLN view →
2025-02-18 SCHEDULE SHENANDOAH TELECOMMUNICATIONS CO/VA/SHEN 10.20% 5,944,451 view →
2025-02-03 SCHEDULE Custom Truck One Source, Inc.CTOS view →
2021-12-29 SC Custom Truck One Source, Inc.CTOS view →
2021-04-13 SC Custom Truck One Source, Inc.CTOS view →
2020-12-07 SC NESCO HOLDINGS, INC.CTOS view →

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