---
title: "Hotwire Sidecar I LP SEC filings"
url: https://altstreet.investments/edgar/2100949
kind: edgar-entity
updated: 2026-07-31
publisher: AltStreet (https://altstreet.investments)
license: Public factual pages may be read, quoted and cited with attribution and a link. Bulk redistribution is not permitted.
---

# Hotwire Sidecar I LP: SEC filings and what they report

Hotwire Sidecar I LP is a Delaware limited partnership that filed an original Form D on January 26, 2026, reporting $505.0M in capital raised from 8 investors under Rule 506(b) and Section 3(c) exemptions. The filing lists five executive officers (Fred Day, Mark Srulowitz, Ralph Klatzin, Elisabeth Press, Matthew Gross) and operates as a pooled investment fund focused on energy transition. No first sale date was disclosed on the filing.

| Field | Value |
| --- | --- |
| Entity | Hotwire Sidecar I LP |
| CIK | 2100949 |
| Filing family | 506(b), 3(c) |
| Entity type | fund vehicle |
| Manager (as filed) | Hotwire |
| Platform | Hotwire Sidecar I LP (https://altstreet.investments/platforms/hotwire-sidecar-i-lp) |
| Newest fact-bearing filing | January 26, 2026, accession 0002071842-26-000005 |
| Total sold (as reported) | $505,000,000 |
| Investors (as reported) | 8 |
| Vintage | 2026 |

## Related persons (Form D Item 3)

| Name | Relationship |
| --- | --- |
| Fred Day | Executive Officer |
| Mark Srulowitz | Executive Officer |
| Ralph Klatzin | Executive Officer |
| Elisabeth Press | Executive Officer |
| Matthew Gross | Executive Officer |


## Filings (1 on record, newest first)

| Date | Form | Family | SEC link |
| --- | --- | --- | --- |
| January 26, 2026 | D | Form D | https://www.sec.gov/Archives/edgar/data/2100949/000207184226000005/ |


## More

- Entity page (HTML, with events, parties and the platform record): https://altstreet.investments/edgar/2100949
- SEC EDGAR filing index: https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=0002100949&owner=include&count=40
- Other issuers on Hotwire Sidecar I LP: https://altstreet.investments/deals/platform/hotwire-sidecar-i-lp
- Signal history, evidence passages and the entity graph are AltStreet Terminal features: https://altstreet.investments/terminal

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Source page: https://altstreet.investments/edgar/2100949
Machine index: https://altstreet.investments/llms.txt
AltStreet reads what platforms, funds and issuers file with the SEC and what they tell investors, and publishes the difference. Figures are as filed or as captured on the date stated; nothing here is investment advice.