ECP ControlCo, LLC

SEC CIK: 0001707921

SEC filings (opens in a new tab)

No open-market purchases or sales filed in the past year.

Current role at each company

SHEN Shenandoah Telecommunications Co10% Owneras of Sep 12, 2025
CTOS Custom Truck One Source, Inc.10% Owneras of Sep 9, 2024
USDP USD Partners LPDirector, 10% Owneras of Oct 6, 2022
FSRD Fast Radius, Inc.Director, 10% Owneras of Feb 9, 2022
NOVA Sunnova Energy International Inc.10% Owneras of Nov 3, 2021

Open-market trades in the past year

Open-market purchases (P) and sales (S) filed in the last 365 days, not counting derivative securities or duplicate filings. Values leave out price outliers.

Bought: –; 0 filings
Sold: –; 0 filings
Net: –; Bought minus sold
Companies: 0; With open-market trades

Trades

Every Form 4 that lists ECP ControlCo, LLC as a reporting owner, including filings made jointly with others, grouped by company. Each row adds up one type of transaction in one filing. Only open-market purchases (P) and sales (S) are shown by default.

Transaction type

Role

Minimum value (USD)

Filed from

Filed to

Filing delay at least (days)

Filing delay at most (days)

SHEN Shenandoah Telecommunications Co

10% Owner30 trades

Insider trades
Filed (ET)	Trade date	Filing delay	Insider	Transaction	Shares	Avg price	Value	Holding change	Flags
Sep 12, 2025 (view filing)4:30 PM ET	Sep 10-11	2 days	ECP ControlCo, LLC and 7 others10% Owner	PPurchase	+15.3K	$13.29	+$204.0K	+0.4%3.46M after	2 lots
Sep 10, 2025 (view filing)4:30 PM ET	Sep 8-9	2 days	ECP ControlCo, LLC and 7 others10% Owner	PPurchase	+509	$13.41	+$6.82K	0.0%3.44M after	2 lotsDuplicate filing
Sep 8, 2025 (view filing)4:30 PM ET	Sep 4-5	4 days	ECP ControlCo, LLC and 7 others10% Owner	PPurchase	+5.07K	$13.25	+$67.1K	+0.1%3.44M after	2 lotsDuplicate filing
Sep 4, 2025 (view filing)4:30 PM ET	Sep 2-3	2 days	ECP ControlCo, LLC and 7 others10% Owner	PPurchase	+59.0K	$12.90	+$760.4K	+1.7%3.44M after	2 lotsDuplicate filing
Sep 2, 2025 (view filing)5:23 PM ET	Aug 28-29	5 days	ECP ControlCo, LLC and 7 others10% Owner	PPurchase	+26.4K	$13.26	+$349.5K	+0.8%3.38M after	2 lotsDuplicate filing
Aug 28, 2025 (view filing)4:15 PM ET	Aug 26-27	2 days	ECP ControlCo, LLC and 7 others10% Owner	PPurchase	+7.25K	$13.27	+$96.2K	+0.2%3.35M after	2 lotsDuplicate filing
Aug 26, 2025 (view filing)4:45 PM ET	Aug 22-25	4 days	ECP ControlCo, LLC and 7 others10% Owner	PPurchase	+5.50K	$13.09	+$72.0K	+0.2%3.34M after	2 lots
Aug 22, 2025 (view filing)4:15 PM ET	Aug 20-21	2 days	ECP ControlCo, LLC and 7 others10% Owner	PPurchase	+24.5K	$12.57	+$307.8K	+0.7%3.34M after	2 lotsDuplicate filing
Aug 20, 2025 (view filing)4:30 PM ET	Aug 18-19	2 days	ECP ControlCo, LLC and 7 others10% Owner	PPurchase	+30.6K	$12.52	+$383.3K	+0.9%3.31M after	2 lots
Aug 14, 2025 (view filing)4:30 PM ET	Aug 12-13	2 days	ECP ControlCo, LLC and 7 others10% Owner	PPurchase	+31.5K	$12.61	+$396.7K	+1.0%3.28M after	2 lots10b5-1

See all 30 trades at SHEN

CTOS Custom Truck One Source, Inc.

10% Owner3 trades

Insider trades
Filed (ET)	Trade date	Filing delay	Insider	Transaction	Shares	Avg price	Value	Holding change	Flags
Sep 9, 2024 (view filing)6:30 PM ET	Sep 5	4 days	Energy Capital Partners III, LP and 9 others10% Owner	SSale	−2.35M	$3.42	−$8.05M	−9.1%23.4M after	Duplicate filing
Sep 12, 2023 (view filing)4:30 PM ET	Sep 11	1 day	ECP ControlCo, LLC and 2 othersDirector, 10% Owner	SSale	−41.1K	$6.51	−$267.9K	−100.0%0 after
Sep 11, 2023 (view filing)4:30 PM ET	Sep 7-8	4 days	ECP ControlCo, LLC and 2 othersDirector, 10% Owner	SSale	−94.0K	$6.64	−$623.5K	−69.5%41.1K after	2 lots

NOVA Sunnova Energy International Inc.

10% Owner1 trade

Insider trades
Filed (ET)	Trade date	Filing delay	Insider	Transaction	Shares	Avg price	Value	Holding change	Flags
Nov 3, 2021 (view filing)4:30 PM ET	Nov 1	2 days	Energy Capital Partners III, LP and 9 others10% Owner	SSale	−6.00M	$41.28	−$247.7M	−35.5%10.9M after	Duplicate filing