# Penbrook Management LLC

> Penbrook Management LLC is an SEC-registered investment advisory firm in New York, NY, registered since 2004, reporting $100 million to $500 million in regulatory assets under management in its Form ADV filing dated May 28, 2026.

- CRD: 127269
- Filed as: PENBROOK MANAGEMENT LLC
- Registration: SEC-registered investment adviser (status as filed: Approved)
- Location: New York, NY
- Filing period: October 2026
- Form ADV filing dated: May 28, 2026
- SEC record (IAPD): https://adviserinfo.sec.gov/firm/summary/127269
- AdvisorCensus page: https://advisorcensus.com/firm/penbrook-management-llc-new-york-ny-127269

## Quick answers

**How is Penbrook Management LLC compensated?**
On its Form ADV (Item 5.E, October 2026), Penbrook 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 Penbrook Management LLC located?**
Penbrook Management LLC's principal office is in New York, NY, according to its Form ADV.

**Is Penbrook Management LLC registered with the SEC or a state?**
Penbrook Management LLC is an SEC-registered investment advisory firm, registered since 2004. Status as filed: Approved. CRD 127269.

**How much does Penbrook Management LLC manage?**
Penbrook Management LLC reports $175,390,001 in regulatory assets under management in its Form ADV filing dated May 28, 2026 (100% discretionary).

**How have Penbrook Management LLC's assets and staff changed since 2021?**
In the Form ADV data for Penbrook Management LLC: Regulatory assets under management: $176,520,361 in the October 2021 data and $175,390,001 in the October 2026 data, down 1%. Total employees: 3 in October 2021 and 4 in October 2026. Assets under management move with markets as well as with clients coming and going.

**What types of clients does Penbrook Management LLC serve?**
By number of clients on Form ADV Item 5.D: individuals (other than high net worth individuals) (37); high net worth individuals (37); charitable organizations (3).

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

**Does Penbrook Management LLC report any disciplinary disclosures?**
Reports 3 disclosure items on Form ADV Item 11: yes answers to 11.D(2) (another regulator's finding of a violation), 11.D(4) (another regulator's order in the past ten years), and 11.H(2) (pending civil proceeding). Each question covers the firm and its advisory affiliates, and one event can produce several yes answers. The detail of any item is on the firm's SEC record: https://adviserinfo.sec.gov/firm/summary/127269

**What changed in Penbrook Management LLC's recent Form ADV filings?**
In the June 2026 filing data: Item 11 disclosure answers changed: 3 yes answers, previously 2 (now yes: 11.H(2)).

## From the Form ADV filing

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

### Custodians (Schedule D, Section 5.K(3))
- Pershing 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: $175,390,001
- Discretionary: $175,390,001
- Non-discretionary: $0

### Clients (Item 5.D)

| Client type | Clients | Assets |
| --- | --- | --- |
| Individuals (other than high net worth individuals) | 37 | $9,001,509 |
| High net worth individuals | 37 | $138,540,701 |
| Pooled investment vehicles (other than investment companies and business development companies) | 1 | $9,261,258 |
| Pension and profit sharing plans (but not the plan participants or government pension plans) | 1 | $4,142,483 |
| Charitable organizations | 3 | $9,636,617 |
| Corporations or other businesses not listed above | 2 | $4,807,433 |

### Advisory services (Item 5.G)
- Financial planning services
- Portfolio management for individuals and/or small businesses
- Portfolio management for pooled investment vehicles (other than investment companies)
- Portfolio management for businesses (other than small businesses) or institutional clients
- Pension consulting services

### Firm details
- Registered since: 2004 (22 years)
- Employees: 4 total, 4 performing advisory functions
- Wrap fee program participation: No
- States registered or notice-filed: CA, CT, FL, MA, NJ, NY, TX
- Disclosures (Item 11): Reports 3 disclosure items on Form ADV Item 11.

### Item 11 questions answered yes
- 11.D(2): Has another federal regulator, a state regulator, or a foreign financial regulator ever found that the firm or an advisory affiliate was involved in a violation of investment-related regulations or statutes?
- 11.D(4): In the past ten years, has another federal regulator, a state regulator, or a foreign financial regulator entered an order against the firm or an advisory affiliate in connection with investment-related activity?
- 11.H(2): Is the firm or an advisory affiliate now the subject of a civil proceeding that could result in a yes answer to any part of 11.H(1)?

Each question covers the firm and its advisory affiliates: its current employees other than clerical staff, its officers, partners, and directors, and anyone who controls the firm or is controlled by it. One event can produce yes answers to several questions. SEC-registered advisers and exempt reporting advisers may leave out events more than ten years old, and may answer 11.A(2) and 11.B(2) for pending charges only. The detail of each yes answer is on the firm's SEC record: https://adviserinfo.sec.gov/firm/summary/127269

### Websites listed on Form ADV (Item 1.I)
- penbrookllc.com

## Assets and staff over time

| Data period | Regulatory assets under management | Employees | Filing dated |
| --- | --- | --- | --- |
| October 2021 | $176,520,361 | 3 | April 12, 2021 |
| October 2022 | $181,924,992 | 4 | May 23, 2022 |
| October 2023 | $146,364,586 | 4 | April 21, 2023 |
| October 2024 | $175,156,391 | 4 | February 9, 2024 |
| October 2025 | $169,783,102 | 4 | June 17, 2025 |
| October 2026 | $175,390,001 | 4 | May 28, 2026 |

Regulatory assets under management: $176,520,361 in the October 2021 data and $175,390,001 in the October 2026 data, down 1%.
Total employees: 3 in October 2021 and 4 in October 2026.

## Changes in the filing (last 12 months)

### June 2026
- Item 11 disclosure answers changed: 3 yes answers, previously 2 (now yes: 11.H(2)).

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

### December 2025
- Item 11 disclosure answers changed: 2 yes answers, previously 0 (now yes: 11.D(2), 11.D(4)).

## Source

Form ADV as filed, October 2026. Values appear as filed. Cite as: AdvisorCensus. Penbrook Management LLC (CRD 127269): Form ADV filing data as of October 2026.