---
title: "Alder Partners LLC SEC filings"
url: https://altstreet.investments/edgar/2158322
kind: edgar-entity
updated: 2026-10-22
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.
---

# Alder Partners LLC: SEC filings and what they report

Alder Partners LLC, an Oregon-incorporated entity, filed a Form D on 2026-10-20 for a Rule 506(b) equity offering with $3.9M raised from 3 investors at a $1.0M minimum investment. Victor Winkler is listed as the related executive officer. No parent platform or related entities were identified in available records, suggesting this is a standalone vehicle.

| Field | Value |
| --- | --- |
| Entity | Alder Partners LLC |
| CIK | 2158322 |
| Filing family | 506(b) |
| Entity type | single deal spv |
| Manager (as filed) | Alder Partners |
| Newest fact-bearing filing | October 20, 2026, accession 0002158322-26-000001 |
| Total offering amount (as filed) | $3,850,000 |
| Total sold (as reported) | $3,850,000 |
| Investors (as reported) | 3 |
| Minimum investment (as filed) | $1,000,000 |
| Vintage | 2026 |

## Related persons (Form D Item 3)

| Name | Relationship |
| --- | --- |
| Victor Winkler | Executive Officer |


## Filings (1 on record, newest first)

| Date | Form | Family | SEC link |
| --- | --- | --- | --- |
| October 20, 2026 | D | Form D | https://www.sec.gov/Archives/edgar/data/2158322/000215832226000001/ |


## More

- Entity page (HTML, with events, parties and the platform record): https://altstreet.investments/edgar/2158322
- SEC EDGAR filing index: https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=0002158322&owner=include&count=40
- 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/2158322
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.