ECP ControlCo, LLC

ECP ControlCo, LLC is a declared insider at 5 companies; the most frequent names are Shenandoah Telecommunications Co/VA/, Custom Truck One Source, Inc. and Sunnova Energy International Inc. We count 47 filings; the first trade dates from 9 January 2018 and the latest from 10 September 2025.

The open-market side counts 31 purchases for €6.6M alongside 9 sales for €726.3M. Taken together, the sales exceed the purchases by €719.7M. Unlike grants, an open-market purchase is paid for by the insider, at the market price. Outside the open market, there are 3 option exercises. Since January 2025: 31 purchases and no sales on the market.

In size, the median ticket on the buying side is €212k. Of 31 purchases, 31 formed part of a group of insiders buying within 30 days of each other. A cluster is several different insiders buying the same stock within a short window, a pattern studied more closely than a single purchase. For 13 purchases whose 90-day window has closed, the share price was higher on day 90 than the day after publication in 15% of cases, with a median move of -15.4%. These figures describe past trades and do not predict future prices.

On 12 September 2025 came the latest disclosure, an open-market purchase for €154k in Shenandoah Telecommunications Co/VA/. Between a trade and the moment it shows up on SEC (Form 4), the median delay is 2 days. The legal deadline for a Form 4 is two business days after the transaction. Source: insider filings from SEC (Form 4). Past trades are no guide to future returns.