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MERGANSER CAPITAL MANAGEMENT, LLC
CRD 169258File 801-78733
APPROVED
Custody
Filing as of Mar 30, 2026
Feed vintage Oct 1, 2026
Regulatory AUM
$17.66B
Top 10% of cohort (national)
Discretionary AUM
$17.66B
Clients
117
125 accounts
Employees
32
Top 25% of cohort in MA
Identity & registration
ADV Item 1- Organization form
- Limited Liability Company
- Firm type
- Registered
- SEC region
- BRO
- Registration date
- Oct 18, 2013
- Principal office
- 99 HIGH STREET, BOSTON, MA, 02110-2320
- Phone
- 617-494-1000
- Website
- http://www.merganser.com
Assets & accounts
ADV Item 5F- Total regulatory AUM
- $17.66B
- Discretionary AUM
- $17.66B
- Non-discretionary AUM
- $0
- Discretionary accounts
- 125
- Non-discretionary accounts
- 0
- Total accounts
- 125
- AUM per client
- $151.0M
Clients by type
ADV Item 5D| Client type | Clients | AUM |
|---|---|---|
| Other | 83 | $10.61B |
| Insurance companies | 10 | $444.7M |
| Investment companies | 2 | $611.7M |
| High net worth individuals | Fewer than 5 | $24.3M |
| Pooled investment vehicles | 4 | $534.3M |
| Pension and profit sharing plans | 11 | $2.32B |
| State or municipal government entities | 7 | $2.64B |
Compensation & activities
ADV Items 5E, 5GCompensation
- A percentage of assets under your management
Advisory activities
- Portfolio management for businesses
- Portfolio management for investment companies
- Portfolio management for pooled investment vehicles
- Portfolio management for individuals and/or small businesses
Custody
ADV Item 9- Firm Custody Cash
- Yes
- Firm Custody Assets
- No
- Firm Custody Clients
- No
- Firm Custody Securities
- Yes
- Related Person Custody Cash
- No
- Related Person Custody Assets
- No
- Related Person Custody Clients
- No
- Related Person Custody Securities
- Yes
Disclosure events
ADV Item 11This firm answered no to every Item 11 disclosure question in this filing.
Filed changes
| Date | Field | From | To | Change |
|---|---|---|---|---|
| Aug 17, 2026 | Clients | 124 | 117 | decreased by7 |
| Apr 1, 2026 | Employees | 30 | 32 | increased by2 |
| Apr 1, 2026 | Clients | 125 | 124 | decreased by1 |
| Apr 1, 2026 | AUM | $17,052,370,000 | $17,661,273,000 | increased by$608,903,000 |
| Apr 1, 2026 | Accounts | 126 | 125 | decreased by1 |
| May 1, 2025 vs Oct 1, 2022 | Employees | 34 | 30 | decreased by4 |
| May 1, 2025 vs Oct 1, 2022 | Clients | 105 | 125 | increased by20 |
| May 1, 2025 vs Oct 1, 2022 | AUM | $14,592,827,000 | $17,052,370,000 | increased by$2,459,543,000 |
| May 1, 2025 vs Oct 1, 2022 | Accounts | 115 | 126 | increased by11 |
| Apr 1, 2022 | Employees | 30 | 34 | increased by4 |
| Apr 1, 2022 | Clients | 116 | 105 | decreased by11 |
| Apr 1, 2022 | AUM | $14,866,213,000 | $14,592,827,000 | decreased by$273,386,000 |
| Apr 1, 2022 | Accounts | 116 | 115 | decreased by1 |
| Apr 1, 2021 | Registration | — | APPROVED |
On Form 5500, an adviser usually appears as a plan service provider (Schedule C), not the plan sponsor.
See plans that list “MERGANSER CAPITAL” as a service provider on 5500mcp →Matched by name only — Form ADV and Form 5500 share no identifier, and names are searched loosely (“MERGANSER CAPITAL” may also match similarly-named firms). Confirm identity against each filing.
Every value above is reproduced from this firm's Form ADV filing. Fields the firm left blank are shown as “Not reported” rather than filled in from other sources.