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Washington Harbour Partners LP

Arlington, VASEC-registered investment adviserCRD 309915

Filed as WASHINGTON HARBOUR PARTNERS LP

Washington Harbour Partners LP is an SEC-registered investment advisory firm in Arlington, VA, registered since 2020, reporting $1 billion to $5 billion in regulatory assets under management in its Form ADV filing dated July 28, 2026.

5 years
registered since 2020
$4,725,096,051
assets under management
2 arrangements
Percentage of assets, Performance-based
None
disclosure items (Item 11)

Quick answers

From the filing

How is Washington Harbour Partners LP compensated?

On its Form ADV (Item 5.E, October 2026), Washington Harbour Partners LP reports these compensation arrangements: a percentage of assets under its management; performance-based fees.

Where is Washington Harbour Partners LP located?

Washington Harbour Partners LP's principal office is in Arlington, VA, according to its Form ADV.

Is Washington Harbour Partners LP registered with the SEC or a state?

Washington Harbour Partners LP is an SEC-registered investment advisory firm, registered since 2020. Status as filed: Approved. CRD 309915.

How much does Washington Harbour Partners LP manage?

Washington Harbour Partners LP reports $4,725,096,051 in regulatory assets under management in its Form ADV filing dated July 28, 2026 (100% discretionary).

How have Washington Harbour Partners LP's assets and staff changed since 2021?

In the Form ADV data for Washington Harbour Partners LP: Regulatory assets under management: $1,097,449,443 in the October 2021 data and $4,725,096,051 in the October 2026 data, up 331%. Total employees: 7 in October 2021 and 12 in October 2026. Assets under management move with markets as well as with clients coming and going.

What types of clients does Washington Harbour Partners LP serve?

By number of clients on Form ADV Item 5.D: pooled investment vehicles (other than investment companies and business development companies) (76).

Does Washington Harbour Partners LP 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/309915

What changed in Washington Harbour Partners LP's recent Form ADV filings?

In the April 2026 filing data: Employees performing advisory functions went from 7 to 8. Regulatory assets under management went from $1,619,638,745 to $4,725,096,051 (+192%).

From the Form ADV filing

Every figure below is as the firm filed it with regulators, as of October 2026.

How the firm is compensated

Item 5.E
  • A percentage of assets under your management
  • Performance-based fees

Item 5.E lists how the firm is compensated for its advice; Items 5.B, 6.A, and 7.A show whether its people or related companies can also earn commissions. Percentage of assets, fixed, hourly, subscription, and performance-based fees come from clients (a performance-based fee depends on investment results); commissions come with a sale or a trade, often from the company behind the product. How fees, commissions, and other arrangements differ

Fees and minimums

Form ADV Part 2A

The brochure lists different fees for different services or strategies. See the firm's brochure (dated July 28, 2026) for its fees and any account minimum, on the SEC's IAPD site.

Regulatory assets under management

Item 5.F
$4,725,096,051

$4,725,096,051 as of October 2026, filing dated July 28, 2026.

Discretionary: $4,725,096,051.Non-discretionary: $0.

A measure of scale, not skill or returns. Discretionary means the firm decides trades; non-discretionary means clients approve each one. What assets under management means

Who the firm serves

Item 5.D
Pooled investment vehicles (other than investment companies and business development companies)
Clients 76 Assets $4,725,096,051 (100%)

A firm with no individual clients is an institutional manager even if it manages billions; the mix tells you whom the practice is built around.

Advisory services

Item 5.G
  • Portfolio management for pooled investment vehicles (other than investment companies)

Registration and firm details

Items 1, 2, 5
Registration
SEC-registered investment adviser. Status as filed: Approved.
Registered since
2020 (5 years)
Employees
Total: 12. Performing investment advisory functions: 8.
Wrap fee program participation
No.
States registered or notice-filed
1 state or jurisdiction
VA

SEC-registered investment advisers are examined by the SEC. SEC, state, and exempt registration

Disclosures

Item 11

None Reports no disclosure items on Form ADV Item 11. View on IAPD.

Item 11 asks about criminal, regulatory, and civil events involving the firm and its advisory personnel. The detail of each yes answer is on the IAPD record. Reading a firm's disclosures

Assets and staff over time

Items 5.A, 5.F
$1.1B 2021 $1B 2022 $584M 2023 $855M 2024 $1.62B 2025 $4.73B 2026
Data periodAssets under managementEmployeesFiling dated
October 2026$4,725,096,05112July 28, 2026
October 2025$1,619,638,74510March 31, 2025
October 2024$854,934,7528August 15, 2024
October 2023$584,038,4677March 31, 2023
October 2022$1,001,695,5607March 24, 2022
October 2021$1,097,449,4437May 19, 2021

Regulatory assets under management: $1,097,449,443 in the October 2021 data and $4,725,096,051 in the October 2026 data, up 331%.

Total employees: 7 in October 2021 and 12 in October 2026.

As filed in each year's data for the same month. Assets under management move with markets as well as with clients coming and going; they measure scale, not skill or returns. Most firms update these figures once a year.

Changes in the filing

Last 12 months
  1. April 2026
    • Employees performing advisory functions went from 7 to 8.
    • Regulatory assets under management went from $1,619,638,745 to $4,725,096,051 (+192%).

Compared month to month from the SEC's monthly adviser data and the state compilation feed. Owners and control persons are summarized, never named.

Websites listed on Form ADV

Item 1.I
washingtonharbour.com

Source: Form ADV, as of October 2026. Values appear as filed; a value the firm did not report is shown as "Not reported."

Cite this page

AdvisorCensus. Washington Harbour Partners LP (CRD 309915): Form ADV filing data as of October 2026.
https://advisorcensus.com/firm/washington-harbour-partners-lp-arlington-va-309915