# RM Sincerbeaux Capital Management, LLC.

> RM Sincerbeaux Capital Management, LLC. is an SEC-registered investment advisory firm in New York, NY, registered since 2007, reporting $100 million to $500 million in regulatory assets under management in its Form ADV filing dated March 24, 2026.

- CRD: 145159
- Filed as: RM SINCERBEAUX CAPITAL MANAGEMENT, LLC.
- Registration: SEC-registered investment adviser (status as filed: Approved)
- Location: New York, NY
- Filing period: October 2026
- Form ADV filing dated: March 24, 2026
- SEC record (IAPD): https://adviserinfo.sec.gov/firm/summary/145159
- AdvisorCensus page: https://advisorcensus.com/firm/rm-sincerbeaux-capital-management-llc-new-york-ny-145159

## Quick answers

**How is RM Sincerbeaux Capital Management, LLC. compensated?**
On its Form ADV (Item 5.E, October 2026), RM Sincerbeaux Capital Management, LLC. reports these compensation arrangements: a percentage of assets under its management. The amounts are in Item 5 of its Form ADV Part 2A brochure.

**Where is RM Sincerbeaux Capital Management, LLC. located?**
RM Sincerbeaux Capital Management, LLC.'s principal office is in New York, NY, according to its Form ADV.

**Is RM Sincerbeaux Capital Management, LLC. registered with the SEC or a state?**
RM Sincerbeaux Capital Management, LLC. is an SEC-registered investment advisory firm, registered since 2007. Status as filed: Approved. CRD 145159.

**How much does RM Sincerbeaux Capital Management, LLC. manage?**
RM Sincerbeaux Capital Management, LLC. reports $227,067,889 in regulatory assets under management in its Form ADV filing dated March 24, 2026 (99% discretionary).

**How have RM Sincerbeaux Capital Management, LLC.'s assets and staff changed since 2021?**
In the Form ADV data for RM Sincerbeaux Capital Management, LLC.: Regulatory assets under management: $175,568,994 in the October 2021 data and $227,067,889 in the October 2026 data, up 29%. Total employees: 1 in October 2021 and 1 in October 2026. Assets under management move with markets as well as with clients coming and going.

**What types of clients does RM Sincerbeaux Capital Management, LLC. serve?**
By number of clients on Form ADV Item 5.D: high net worth individuals (15).

**Which custodians does RM Sincerbeaux Capital Management, LLC. use?**
RM Sincerbeaux Capital Management, LLC.'s most recent Form ADV filing (Schedule D, Section 5.K(3)) lists Goldman Sachs & Co. LLC as a custodian holding 10% or more of its separately managed account assets.

**Does RM Sincerbeaux Capital Management, LLC. report any disciplinary disclosures?**
Reports no disclosure items on Form ADV Item 11. The detail of any item is on the firm's SEC record: https://adviserinfo.sec.gov/firm/summary/145159

**What changed in RM Sincerbeaux Capital Management, LLC.'s recent Form ADV filings?**
In the April 2026 filing data: No longer lists the business name R M. Sincerbeaux Capital Management, LLC.

## From the Form ADV filing

### Compensation (Item 5.E)
- A percentage of assets under your management

### Custodians (Schedule D, Section 5.K(3))
- Goldman Sachs & Co. LLC

Custodians holding 10% or more of the firm's separately managed account assets, as filed on Form ADV (Schedule D, Section 5.K(3)). A custodian holds client assets; it does not endorse or supervise the firm. AdvisorCensus has no relationship with any custodian.

### Regulatory assets under management (Item 5.F)
- Total: $227,067,889
- Discretionary: $223,729,963
- Non-discretionary: $3,337,926

### Clients (Item 5.D)

| Client type | Clients | Assets |
| --- | --- | --- |
| High net worth individuals | 15 | $227,067,889 |

### Advisory services (Item 5.G)
- Portfolio management for individuals and/or small businesses

### Firm details
- Registered since: 2007 (18 years)
- Employees: 1 total, 1 performing advisory functions
- Wrap fee program participation: No
- States registered or notice-filed: NJ, NY
- Disclosures (Item 11): Reports no disclosure items on Form ADV Item 11.

## Assets and staff over time

| Data period | Regulatory assets under management | Employees | Filing dated |
| --- | --- | --- | --- |
| October 2021 | $175,568,994 | 1 | March 19, 2021 |
| October 2022 | $198,142,585 | 1 | March 16, 2022 |
| October 2023 | $183,037,598 | 1 | March 15, 2023 |
| October 2024 | $178,039,307 | 1 | March 20, 2024 |
| October 2025 | $230,004,741 | 1 | June 6, 2025 |
| October 2026 | $227,067,889 | 1 | March 24, 2026 |

Regulatory assets under management: $175,568,994 in the October 2021 data and $227,067,889 in the October 2026 data, up 29%.
Total employees: 1 in October 2021 and 1 in October 2026.

## Changes in the filing (last 12 months)

### April 2026
- No longer lists the business name R M. Sincerbeaux Capital Management, LLC.

### January 2026
- No longer registered or notice-filed in FL.

## Source

Form ADV as filed, October 2026. Values appear as filed. Cite as: AdvisorCensus. RM Sincerbeaux Capital Management, LLC. (CRD 145159): Form ADV filing data as of October 2026.