William D. Proper
Professional summary
Being a previously registered professional could mean that this person is no longer operating under the supervision of the SEC or FINRA.
That means that the Securities and Exchange Commission may not be able to oversee the services that this specific professional is providing.
William David Proper was a registered financial professional .
William is a previously registered financial professional and started their career in finance in 2003. William had worked at 2 firms .
Question & Answer
Aliases
Other business activities
CRS (Client Relationship Summary)
The CRS(Customer Relationship Summary) document is not provided.
Certified licenses
Experience
January 21, 2020 - June 17, 2026
VIVALDI CAPITAL MANAGEMENT LP
January 23, 2003 - January 30, 2020
THE PROPER ANALYSIS CORPORATION
Primary Firm SEC Registration
VIVALDI CAPITAL MANAGEMENT LP
CRD#: 160150 / SEC#: 801-73024
State Registrations and Notice Filings
Listed states reflect where the advisor is authorized to serve clients under state regulations.
Visual representation of state registrations
Exams
Current Firm
VIVALDI CAPITAL MANAGEMENT LP
CRD#: 160150 / SEC#: 801-73024
Contact information
SEC notice filing (45 States and Territories)
Regulatory assets under management
| Total Number of Accounts | 8,413 |
| AUM (Assets Under Management) | $ 4,647,085,822 |
Accountant surprise examination report
| Filing Date | Form ADV-E Cover | Form ADV-E Report |
|---|---|---|
| 01/23/2026 | ||
| 07/22/2024 | ||
| 10/24/2023 |
Red Flags
Disclosures can be potential red flags, including customer disputes, regulatory fines, employer terminations, bankruptcies, judgments, liens, or certain criminal activities.
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