Firm profile

DERBY LANE

NEW YORK, NYCRD 334739Latest ADV April 16, 2026

Derby Lane is an SEC registered investment adviser organized as a limited partnership with a primary office location in New York, NY. Its latest Form ADV filing, dated April 16, 2026, reports $746M in regulatory assets under management, 12 employees, and 3 accounts.

Assets Under Management
$746M
Employees
12
Offices
--
Total Clients
<5
Primary office
NEW YORK, NY
10 EAST 53RD STREET, SUITE 1805, NEW YORK, NY, United States
ADV Item 1F location record

Contact and digital presence

ADV profile links

Leadership

3 roles identified
CEOAdam J. Piekarski
CCOUrian H. Yap
CFOUrian H. Yap

Advisory services offered

1 types reported
Portfolio management for pooled investment vehicles

Fee models offered

2 types reported
Asset based fees
Performance-based fees
Sources checked May 17, 2026

Client Coverage Demographics

Top client segmentPooled Investment Vehicles represent 100.0% of total clients.
Top client categories% of clientsClients
1
Pooled Investment Vehicles
100.0%
3

Regulatory Assets Under Management Breakdown

Total regulatory assets under management$746Mas of April 16, 2026
Discretionary73.2%
$546M
73% of total RAUM73.2%
Non-discretionary26.8%
$200M
27% of total RAUM26.8%
Regulatory assets under management are split between discretionary and non-discretionary assets.

Assets under management Growth by Quarter

Quarterly points use the latest ADV filing or SEC roster snapshot available in each quarter.

Total AUM$746M
Total Accounts3
10Y AUM Change+$746M

Employee Growth by Quarter

Quarterly points use the latest ADV filing or SEC roster snapshot available in each quarter.

Total Employees12
Clients per Employee0:1
10Y Employee Change+11 (+1100.0%)

* Metrics are based on the latest available data, including Form ADV filings, brochures, and relationship summaries pulled from the SEC IAPD, and may be subject to change. Learn what is included in the Rialytix data. Please refer to the firm's official disclosures for the most accurate information using their CRD number. This is not investment advice.