Form
SCHEDULE 13D/A
Active or control-oriented beneficial ownership filing.
ECP ControlCo, LLC - 08 Aug 2025 SCHEDULE 13D/A Report for Shenandoah Telecommunications Company Common Stock (SHEN)
- Filing manager
- ECP ControlCo, LLC
- Reporting owner
- ECP ControlCo, LLC
- Beneficially owned shares
- 6,774,728 shares
- Large-stake signal
-
Ownership
12%Beneficial ownership of this reported class.
Shares
6,774,728 sharesShares beneficially owned as disclosed.
Event date
08 Aug 2025Date tied to the ownership event or amendment.
Accepted by SEC
12 Aug 2025EDGAR acceptance date.
How to read this large-stake filing
- Schedule 13D/G filings focus on beneficial ownership stakes, not a full portfolio.
- Compare this filing with the holder history and issuer page before treating the percentage as a current position.
- Use amendments to understand whether the disclosed stake increased, decreased, or changed reporting status.
- Class ownership
- 12%
- Symbol
- SHEN
- Shares outstanding
- 58,402,828 shares
- SEC form
- SCHEDULE 13D/A
- Accepted by SEC
- 12 Aug 2025, 16:30:04 UTC
- Event date
- 08 Aug 2025
- Prior SEC filing
- 09 Jun 2025
- Source filing
- View source filing
Ownership signal
CIK-linked ownership evidence from parsed SEC filings.
2 signals
Subject security
Names, identifiers, and filing context for this profile.
2 source fields
Source evidence
Original filing metadata and source links for verification.
5 source fields
Key filing fact
ECP ControlCo, LLC disclosed 12% ownership in Shenandoah Telecommunications Company Common Stock (SHEN) on 08 Aug 2025.
Key facts
- ECP ControlCo, LLC filed SCHEDULE 13D/A for Shenandoah Telecommunications Company Common Stock (SHEN).
- Disclosed ownership: 12%.
- Date of event: 08 Aug 2025.
Change
- Previous schedule filing date: 09 Jun 2025.
- Current filing was accepted on 12 Aug 2025, 16:30.
Research use
- This page turns one Schedule 13D/G filing into a quick large-stake read before the raw reporting-person rows.
- Use the linked SEC filing as the source of truth for ownership percentages, shares, and reporting-party details.
Evidence
Backed by Schedule 13D/13G
View source filing
Beneficial ownership values are sourced from the original SEC Schedule 13D/13G filing.
Reporting persons
Disclosed reporting parties (13)
Names, ownership percentages, voting power, signatures, titles, and CIKs as disclosed in this Schedule 13D/G filing.
| Name | Ownership | Shares owned | Sole voting power | Shared voting power | Signature | Title | CIK |
|---|---|---|---|---|---|---|---|
| ECP ControlCo, LLC | 12% | 6,774,728 | 0 | 6,774,728 | /s/ Jennifer Gray | Jennifer Gray, General Counsel | 0001707921 |
| Energy Capital Partners IV, LLC | 12% | 6,774,728 | 0 | 6,774,728 | By: ECP ControlCo, LLC, its managing member, By: /s/ Jennifer Gray | Jennifer Gray, General Counsel | 0001845291 |
| Energy Capital Partners GP IV, LP | 12% | 6,774,728 | 0 | 6,774,728 | By: Energy Capital Partners IV, LLC, its general partner, By: ECP ControlCo, LLC, its managing member, By: /s/ Jennifer Gray | Jennifer Gray, General Counsel | 0001844921 |
| Energy Capital Partners IV-A, LP | 12% | 6,774,728 | 0 | 6,774,728 | By: Energy Capital Partners GP IV, LP, general partner, By: Energy Capital Partners IV, LLC, general partner, By: ECP ControlCo, LLC, managing membe | Jennifer Gray, General Counsel | 0001726198 |
| Energy Capital Partners IV-B, LP | 12% | 6,774,728 | 0 | 6,774,728 | By: Energy Capital Partners GP IV, LP, general partner, By: Energy Capital Partners IV, LLC, general partner, By: ECP ControlCo, LLC, managing member | Jennifer Gray, General Counsel | 0001726216 |
| Energy Capital Partners IV-C, LP | 12% | 6,774,728 | 0 | 6,774,728 | By: Energy Capital Partners GP IV, LP, general partner, By: Energy Capital Partners IV, LLC, general partner, By: ECP ControlCo, LLC, managing member | Jennifer Gray, General Counsel | 0001726217 |
| Energy Capital Partners IV-D, LP | 12% | 6,774,728 | 0 | 6,774,728 | By: Energy Capital Partners GP IV, LP, general partner, By: Energy Capital Partners IV, LLC, general partner, By: ECP ControlCo, LLC, managing member | Jennifer Gray, General Counsel | 0001726219 |
| Energy Capital Partners IV-B (Hill City IP), LP | 5.9% | 3,221,550 | 0 | 3,221,550 | By: Energy Capital Partners GP IV, LP, general partner, By: Energy Capital Partners IV, LLC, general partner, By: ECP ControlCo, LLC, managing member | Jennifer Gray, General Counsel | 0002032499 |
| ECP Fiber Holdings GP, LLC | 6.1% | 3,553,178 | 0 | 3,553,178 | /s/ Matthew DeNichilo | Matthew DeNichilo, Chief Executive Officer | 0002032452 |
| ECP Fiber Holdings, LP | 6.1% | 3,553,178 | 0 | 3,553,178 | By: ECP Fiber Holdings GP, LLC, its general partner, /s/ Matthew DeNichilo | Matthew DeNichilo, Chief Executive Officer | 0002032502 |
| Hill City Holdings GP, LLC | 5.9% | 3,221,550 | 0 | 3,221,550 | /s/ Jennifer Gray | Jennifer Gray, Executive Vice President and Secretary | 0002032495 |
| Hill City Holdings, LP | 5.9% | 3,221,550 | 0 | 3,221,550 | By: Hill City Holdings GP, LLC, its general partner, /s/ Jennifer Gray | Jennifer Gray, Executive Vice President and Secretary | 0001881388 |
| Energy Capital Partners Management, LP | 0.01% | 4,751 | 0 | 4,751 | /s/ Jennifer Gray | Jennifer Gray, General Counsel | 0001815150 |
CIK / CUSIP context first