Athyrium Capital Management Lp
- Regulatory AUM
- $2.5B
- Discretionary
- $2.5B
- Clients
- 12
- Avg AUM / client
- $209M
- Accounts
- 12
- Employees
- 20
AUM over time
Annual snapshots from Form ADV filings · as of Mar 23, 2026
Who they serve
| Client type | Clients | AUM | % of AUM |
|---|---|---|---|
| Pooled investment vehicles (non-investment companies) | 12 | $2.5B | 100.0% |
Private funds (8)
Reported in Form ADV Section 7.B.(1), filing of Sep 2024 · $2.9B combined gross assets
| Fund | Type | Domicile | Gross assets | Owners |
|---|---|---|---|---|
| Athyrium Opportunities Fund Iv Master (Non Us) Lp master | Hedge Fund | Cayman Islands | $1.1B | 24 |
| Athyrium Opportunities Fund Iii Master (Non Us) Lp master | Hedge Fund | Cayman Islands | $726M | 16 |
| Athyrium Opportunities Fund Iii Lp | Hedge Fund | Delaware | $289M | 25 |
| Athyrium Opportunities Fund Ii Master (Non Us) Lp master | Hedge Fund | Delaware | $249M | 21 |
| Athyrium Opportunities Fund Iv Lp | Hedge Fund | Delaware | $193M | 5 |
| Athyrium Opportunities Fund Ii Lp | Hedge Fund | Delaware | $153M | 32 |
| Athyrium Opportunities Iv Co Invest A Lp | Private Equity Fund | Cayman Islands | $102M | 1 |
| Athyrium Opportunities Fund Ii B Master Lp | Hedge Fund | Cayman Islands | $46.1M | 2 |
Retirement plan clients
Plans that reported this firm as an investment service provider on Form 5500 Schedule C.
| Plan | Location | Plan year |
|---|---|---|
| Intermountain Healthcare Pension Plan Intermountain Health Care, Inc. | 2024 |
People (5)
| Name | Role / title | Credentials | With firm since | Ownership |
|---|---|---|---|---|
| Hyman, Andrew, Cooper | Chief Compliance Officer | Jul 2013 (13y) | Less than 5% | |
| Ferrell, Jeffrey, Allen | President | Sep 2014 (12y) | 75% or more | |
| Paul, Courtney, Anne | Vice President And Assistant Secretary | Jan 2015 (12y) | Less than 5% | |
| Adams, Rashida, Jamelia | Vice President | Nov 2020 (6y) | Less than 5% | |
| Strong, Elin, Mydland | Senior Vice President | Jul 2024 (2y) | Less than 5% |
Entity owners (Schedule A/B)
| Entity | Title / status | Since | Sch. | Ownership |
|---|---|---|---|---|
| Nb Asclepius Holdings, Lp | Limited Partner | Feb 2022 | A | 10% – 25% |
| Athyrium Capital Holdings, Llc | General Partner | Jan 2015 | A | Less than 5% |
| Nb Alternatives Gp Holdings Llc | Partner | Jan 2022 | B | ≈ 7.5% – 25% via Nb Asclepius Holdings, Lp |
| Nb Alternatives Holdings Llc | Member | Feb 2009 | B | ≈ 5.63% – 25% via Nb Alternatives Gp Holdings Llc |
| Neuberger Berman Group Llc | Member | Feb 2009 | B | ≈ 4.22% – 25% via Nb Alternatives Holdings Llc |
| Nbsh Acquisition, Llc | Member | May 2009 | B | ≈ 3.16% – 25% via Neuberger Berman Group Llc |
Undisclosed: 0% – 15% of the firm is not attributable from the filed Schedule A bands.
Estimated effective ownership (look-through of filed bands):
- Nb Alternatives Gp Holdings Llc: 75% – 100% of Nb Asclepius Holdings, Lp × 10% – 25% direct ≈ 7.5% – 25% of the firm
- Nb Alternatives Holdings Llc: 75% – 100% of Nb Alternatives Gp Holdings Llc × 75% – 100% of Nb Asclepius Holdings, Lp × 10% – 25% direct ≈ 5.63% – 25% of the firm
- Neuberger Berman Group Llc: 75% – 100% of Nb Alternatives Holdings Llc × 75% – 100% of Nb Alternatives Gp Holdings Llc × 75% – 100% of Nb Asclepius Holdings, Lp × 10% – 25% direct ≈ 4.22% – 25% of the firm
- Nbsh Acquisition, Llc: 75% – 100% of Neuberger Berman Group Llc × 75% – 100% of Nb Alternatives Holdings Llc × 75% – 100% of Nb Alternatives Gp Holdings Llc × 75% – 100% of Nb Asclepius Holdings, Lp × 10% – 25% direct ≈ 3.16% – 25% of the firm
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 (8, $2.9B gross assets)
| Fund | Type | Gross assets | Min. investment | Owners |
|---|---|---|---|---|
| Athyrium Opportunities Fund Iv Master (Non Us) Lp | Hedge Fund | $1.1B | $0 | 24 |
| Athyrium Opportunities Fund Iii Master (Non Us) Lp | Hedge Fund | $726M | $0 | 16 |
| Athyrium Opportunities Fund Iii Lp | Hedge Fund | $289M | $0 | 25 |
| Athyrium Opportunities Fund Ii Master (Non Us) Lp | Hedge Fund | $249M | $0 | 21 |
| Athyrium Opportunities Fund Iv Lp | Hedge Fund | $193M | $0 | 5 |
| Athyrium Opportunities Fund Ii Lp | Hedge Fund | $153M | $0 | 32 |
| Athyrium Opportunities Iv Co Invest A Lp | Private Equity Fund | $102M | $0 | 1 |
| Athyrium Opportunities Fund Ii B Master Lp | Hedge Fund | $46.1M | $0 | 2 |
From Form ADV Section 7.B private fund reporting.
Retirement plans served (1)
| Plan | Sponsor | Participants | Plan assets | As of |
|---|---|---|---|---|
| Intermountain Healthcare Pension Plan | Intermountain Health Care, Inc. | 25,307 | $3.4B | 01/01/2024 |
From Form 5500 service-provider disclosures.
Documents (1 archived)
| Form | Period | Size | |
|---|---|---|---|
| Form ADV (full filing) | 03/23/2026 | 2.79 MB | View · PDF · Source ↗ |
Archived copies of the firm's regulatory filings, versioned by content hash.
Disciplinary disclosures
No disciplinary events reported on the firm's latest Form ADV filing.
How they charge
- • Percentage of assets under management
- • Performance-based fees
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 23, 2026.
View current Form ADV (SEC/IAPD) ↗