# Loon Lake Capital Management LP

> Loon Lake Capital Management LP is an SEC-registered investment advisory firm in Boston, MA, registered since 2026, reporting $100 million to $500 million in regulatory assets under management in its Form ADV filing dated April 30, 2026.

- CRD: 339830
- Filed as: LOON LAKE CAPITAL MANAGEMENT LP
- Registration: SEC-registered investment adviser (status as filed: Approved)
- Location: Boston, MA
- Filing period: October 2026
- Form ADV filing dated: April 30, 2026
- SEC record (IAPD): https://adviserinfo.sec.gov/firm/summary/339830
- AdvisorCensus page: https://advisorcensus.com/firm/loon-lake-capital-management-lp-boston-ma-339830

## Quick answers

**How is Loon Lake Capital Management LP compensated?**
On its Form ADV (Item 5.E, October 2026), Loon Lake Capital Management LP reports these compensation arrangements: a percentage of assets under its management; performance-based fees.

**How much does Loon Lake Capital Management LP charge?**
Its Form ADV Part 2A brochure dated April 30, 2026 states: Asset-based fee: up to 1.5% of assets a year (the maximum the brochure states). Fees can differ by service and may be negotiable; the brochure is the complete statement.

**Where is Loon Lake Capital Management LP located?**
Loon Lake Capital Management LP's principal office is in Boston, MA, according to its Form ADV.

**Is Loon Lake Capital Management LP registered with the SEC or a state?**
Loon Lake Capital Management LP is an SEC-registered investment advisory firm, registered since 2026. Status as filed: Approved. CRD 339830.

**How much does Loon Lake Capital Management LP manage?**
Loon Lake Capital Management LP reports $336,024,596 in regulatory assets under management in its Form ADV filing dated April 30, 2026 (100% discretionary).

**What types of clients does Loon Lake Capital Management LP serve?**
By number of clients on Form ADV Item 5.D: pooled investment vehicles (other than investment companies and business development companies) (3).

**Does Loon Lake Capital Management 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/339830

**Does Loon Lake Capital Management LP state an account minimum?**
Its Form ADV Part 2A brochure dated April 30, 2026 says: "The Clients have a minimum investment of $1,000,000."

**What changed in Loon Lake Capital Management LP's recent Form ADV filings?**
In the February 2026 filing data: Newly registered with the SEC.

## From the Form ADV filing

### Compensation (Item 5.E)
- A percentage of assets under your management
- Performance-based fees

### Fees and minimums (Form ADV Part 2A brochure dated April 30, 2026)

- Asset-based fee: up to 1.5% of assets a year (the maximum the brochure states)

> Clients pay Loon Lake quarterly management fees no greater than 1.5% per annum of the balance in such Client’s account or the net asset value of each investor’s investment in a Client organized as a pooled investment vehicle.

- Account minimum: $1,000,000

> The Clients have a minimum investment of $1,000,000.

As stated in the firm's brochure. Fees can differ by service and may be negotiable.

### Regulatory assets under management (Item 5.F)
- Total: $336,024,596
- Discretionary: $336,024,596
- Non-discretionary: $0

### Clients (Item 5.D)

| Client type | Clients | Assets |
| --- | --- | --- |
| Pooled investment vehicles (other than investment companies and business development companies) | 3 | $336,024,596 |

### Advisory services (Item 5.G)
- Portfolio management for pooled investment vehicles (other than investment companies)

### Firm details
- Registered since: 2026 (0 years)
- Employees: 6 total, 3 performing advisory functions
- Wrap fee program participation: No
- States registered or notice-filed: MA
- Disclosures (Item 11): Reports no disclosure items on Form ADV Item 11.

### Websites listed on Form ADV (Item 1.I)
- loonlakecapital.com

## Changes in the filing (last 12 months)

### February 2026
- Newly registered with the SEC.

## Source

Form ADV as filed, October 2026. Values appear as filed. Cite as: AdvisorCensus. Loon Lake Capital Management LP (CRD 339830): Form ADV filing data as of October 2026.