# MOORSTONE, L.P.

MOORSTONE, L.P. of NEW YORK, NY is an SEC-registered investment adviser.

## Registration

- CRD: 339519
- Type: SEC-registered investment adviser
- SEC file number: 801-134953
- Location: 610 BROADWAY, NEW YORK, NY, 10012
- Phone: 646-602-4800
- Latest filing: 2026-09-14
- Regulatory AUM: $3.1B
- Discretionary AUM: $2.4B
- Non-discretionary AUM: $672.2M
- Clients: 15
- Accounts: 11

## Business model

- Compensation: % of AUM, Performance
- Clients served: Investment cos

## Officers, owners & control persons (7)

| Name | Role | Location |
| --- | --- | --- |
| [Yale Jacob Baron](https://search.stillhousedata.com/person/663572) | LIMITED PARTNER | — |
| [Thibault Mathieu Gournay](https://search.stillhousedata.com/person/663573) | LIMITED PARTNER | — |
| [Kevin Michael Ulrich](https://search.stillhousedata.com/person/663574) | MANAGING MEMBER | — |
| [Jason Michael Siegel](https://search.stillhousedata.com/person/664210) | LIMITED PARTNER; MANAGING MEMBER; MANAGING PARTNER | — |
| [Timothy William Schmidt](https://search.stillhousedata.com/person/664211) | CHIEF OPERATING OFFICER | — |
| [Matthew Joshua Zweig](https://search.stillhousedata.com/person/664212) | CHIEF COMPLIANCE OFFICER | — |
| [Ciara Jaye Siegel](https://search.stillhousedata.com/person/664213) | TRUSTEE | — |


## Related pages

- Form ADV Part 2 brochure: https://search.stillhousedata.com/firm/339519/brochure
- Similar advisers: https://search.stillhousedata.com/firm/339519/similar
- Related entities: https://search.stillhousedata.com/firm/339519/related
- SEC IAPD (source of record): https://adviserinfo.sec.gov/firm/summary/339519

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Source: public SEC Form ADV data via Adviser Search (https://search.stillhousedata.com).
Agents: this data is also queryable via MCP tools and read-only SQL — see https://search.stillhousedata.com/llms.txt.