Parallax Volatility Advisers, L.P.
- Regulatory AUM
- $6.0B
- Discretionary
- $6.0B
- Clients
- 3
- Avg AUM / client
- $2.0B
- Accounts
- 3
- Employees
- 51
AUM over time
Annual snapshots from Form ADV filings · as of Mar 19, 2026
Who they serve
| Client type | Clients | AUM | % of AUM |
|---|---|---|---|
| Pooled investment vehicles (non-investment companies) | 3 | $6.0B | 100.0% |
Private funds (1)
Reported in Form ADV Section 7.B.(1), filing of Oct 2024 · $8.1B combined gross assets
| Fund | Type | Domicile | Gross assets | Owners |
|---|---|---|---|---|
| Parallax Master Fund, Lp master | Hedge Fund | Cayman Islands | $8.1B | 146 |
People (4)
| Name | Role / title | Credentials | With firm since | Ownership |
|---|---|---|---|---|
| Bartlett, William, Frederick | Chief Executive Officer, Limited Partner | May 1996 (30y) | 25% – 50% | |
| Armstrong, Jill, Caroline | Chief Operating Officer, Limited Partner | Sep 2000 (26y) | 10% – 25% | |
| Hutchison, Stephen, Daniel | Principal Portfolio Manager, Limited Partner | Aug 2003 (23y) | 25% – 50% | |
| Chen, Easton, Keith | Chief Compliance Officer | Jan 2018 (9y) | Less than 5% |
Entity owners (Schedule A/B)
| Entity | Title / status | Since | Sch. | Ownership |
|---|---|---|---|---|
| Parallax Volatility Advisers Gp, Llc | General Partner | Oct 2014 | A | Less than 5% |
Undisclosed: 0% – 40% of the firm is not attributable from the filed Schedule A bands.
Roster from the IAPD representatives feed; ownership and acquisition dates from Form ADV Schedule A/B. "Since" is the earliest filed registration or acquisition date.
Private funds (1, $8.1B gross assets)
| Fund | Type | Gross assets | Min. investment | Owners |
|---|---|---|---|---|
| Parallax Master Fund, Lp | Hedge Fund | $8.1B | $2.0M | 146 |
From Form ADV Section 7.B private fund reporting.
Documents (1 archived)
| Form | Period | Size | |
|---|---|---|---|
| Form ADV (full filing) | 03/19/2026 | 1.43 MB | View · PDF · Source ↗ |
Archived copies of the firm's regulatory filings, versioned by content hash.
Disciplinary disclosures
Allegations: THE CBOE ALLEGED THAT MR. EGAN ENGAGED IN ANTICIPATORY HEDGING ON BEHALF OF HIS THEN CURRENT EMPLOYER, RBC CAPITAL MARKETS LLC, ON SEPTEMBER 17, 2019, IN VIOLATION OF CBOE RULES 8.1 AND 5.86 (WHICH WERE RULES 4.1 AND 6.9 RESPECTIVELY IN 2019). Status: Final Sanction Detail: NOT APPLICABLE Summary: THE CBOE INITIATED AN INVESTIGATION THAT MR. EGAN VIOLATED CERTAIN CBOE RULES AS DESCRIBED IN ITEM 7 ABOVE. MR. EGAN ACCEPTED A LETTER OF CONSENT THAT WAS EFFECTIVE ON JUNE 7, 2022, AGREEING TO A CENSURE TO RESOLVE THE ALLEGATIONS, WITHOUT ADMITTING OR DENYING THE ALLEGATIONS. NO OTHER SANCTIONS WERE ORDERED IN THE LETTER OF CONSENT.
Disclosure text reproduced verbatim from the firm's own Form ADV filings.
How they charge
- • Percentage of assets under management
- • Other fees
- • PERFORMANCE-BASED ALLOCATIONS
Services
- • Portfolio management for pooled investment vehicles
Custody
Firm reports having custody of client funds or securities (Item 9.A).
No custodian data reported or mined yet.
Source
All data on this page comes from this firm's Form ADV filings, reproduced without modification. Latest filing: Mar 19, 2026.
View current Form ADV (SEC/IAPD) ↗