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Asset manager · Greenwich, CT

1543 Capital LP

SEC-registered investment adviser · CRD 305398 · SEC 801-121091

At a glance

1543 Capital LP is an SEC-registered investment adviser based in Greenwich, Connecticut, with $1.0 billion in regulatory assets under management as of its Form ADV filed April 30, 2026. Its largest client group by assets is other investment advisers. By Form ADV it is a asset manager, ranked 1,338th of 3,218 asset managers and 5,270th of 17,210 SEC-registered advisers by assets.

Main office 203-900-36501543capital.comLinkedInAs filed on Form ADV

Regulatory AUM
$1.0B
Rank among asset managers
#1,338 of 3,218
Rank among all SEC RIAs
#5,270 of 17,210
Rank in Connecticut
#222 of 507
Clients
21
Accounts
21
Discretionary
35% of AUM
Employees
8
Advisory staff
3
Offices
1

Owners and executives on its Form ADV

Custody and brokerage

Custodian

1543 Capital LP’s Form ADV lists no custodian for separately managed accounts. Firms report one only when they manage $10 million or more in those accounts.

Broker-dealer

No broker-dealer ties

Other RIAs with no broker-dealer ties

Who it serves

Client typeClientsRegulatory AUMShare
Other investment advisers12$625M60%
Pooled investment vehicles8$365M35%
Insurance companies1$48M5%

Private funds

1543 Capital LP reports 5 private funds with $365M in gross assets: hedge funds, private equity funds (Form ADV Item 7.B).

Disciplinary disclosures

1543 Capital LP reports no disciplinary disclosures in Item 11 of Form ADV. Read the details on the SEC’s adviser search ↗

Services

  • Portfolio management for pooled investment vehicles
  • Portfolio management for businesses and institutions

How it’s paid

  • A percentage of assets under management
  • Performance-based fees

AtlasMembers

The full record on 1543 Capital LP

Ten years of SEC filings, its owners and contacts, and how it stacks up against its peers. Atlas members see all of it.

Assets, accounts, clients and staff, 4 years of filings
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Growth over one, three and five years
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Rank against 990 peers of its type and size
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Owners and executives, with titles and stakes
4 namedLocked
Main office, fax and compliance officer
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Filing changes this year, with alerts
1Locked
Open Atlas free

Free while Atlas launches: create a free account and confirm your email. Every figure comes from SEC filings.

Background

Questions

How much does 1543 Capital LP manage?

1543 Capital LP reports $1.0 billion in regulatory assets under management across 21 accounts, 35% of it on a discretionary basis, on its Form ADV filed April 30, 2026.

What kind of firm is 1543 Capital LP?

1543 Capital LP is a asset manager by its Form ADV answers. Most of its assets are managed for funds, institutions or other businesses rather than individuals.

Who are 1543 Capital LP’s clients?

By assets, its largest client types are other investment advisers ($625 million, 12 clients); pooled investment vehicles ($365 million, 8 clients); insurance companies ($48 million, 1 clients).

Does 1543 Capital LP manage private funds?

Yes. It reports 5 private funds with $365 million in gross assets, including hedge funds, private equity funds.

Does 1543 Capital LP have any disciplinary history?

1543 Capital LP reports no disciplinary disclosures in Item 11 of its Form ADV. Check the SEC’s adviser search for the latest record.

Where these numbers come from

Every figure is 1543 Capital LP’s own answer on its latest Form ADV, from the SEC’s registered-adviser list as of October 1, 2026: regulatory assets and accounts (Item 5.F), clients by type (5.D), employees (5.A and 5.B), compensation (5.E) and services (5.G). Custodians come from Schedule D 5.K(3) of its latest filing (2026-04-30), which lists those holding 10% or more of separately managed account assets and the amount at each. “Hybrid” means some employees are also registered representatives of a broker-dealer (Item 5.B(2)); affiliated broker-dealers are the related persons it lists in Item 7.A and Schedule D. Firm type comes from its own answers: broker-dealer firms are registered broker-dealers themselves (Item 6.A); private fund advisers manage mostly private funds (Item 7.B, 5.D); wealth managers manage at least half their assets for individuals (5.D). Ranks compare it by regulatory assets with every SEC-registered adviser and with firms of its type. Figures are as of the firm’s last annual update, so they can lag recent deals and market moves. Regulatory AUM counts assets the firm continuously supervises and can differ from what a firm markets.

Not an endorsement or a recommendation. Before hiring any adviser, read its Form ADV Part 2A brochure and check its record on the SEC’s adviser search. How to check a financial advisor →