Investment adviser · CRD 148467

MPM BIOIMPACT

Investment adviser filing (IA)

MPM ASSET MANAGEMENT LLC

BOSTON, MA, United States · Form ADV filed Apr 28, 2026

Regulatory AUM: $3.56B
Client accounts: 23
Employees: 50
Advisory professionals: 27

Who they report serving

Form ADV · Item 5.D

Client types and their share of reported regulatory assets.

Client type	Clients	Regulatory assets	Share of AUM
Pooled investment vehicles	23	$3,558,119,290	100.0%

Filing source

Form ADV 2098941 · Apr 28, 2026 · Item 5.D

Official IAPD profile (latest public filing). Values are the most recently reported in our imported data; the public profile may show a newer filing.

Private funds & service providers

39 Private funds

The count excludes feeder funds. Funds in the latest filing appear first, ordered by reported gross assets. Earlier funds retain their last reported values.

MPM BIOVENTURES III-QP, L.P.Venture Capital Fund · Last reported Jul 6, 2018$68.5MGross asset value

Auditor KPMG BOSTON, Massachusetts, United States

Custodian BOSTON PRIVATE BANK BOSTON, Massachusetts, United States Related to adviser: No

Custodian UBS FINANCIAL SERVICES INC. BOSTON, Massachusetts, United States Related to adviser: No

Custodian WELLS FARGO SECURITIES LLC ST. PAUL, Minnesota, United States Related to adviser: No

Provider details

Annual audit: Yes
Prime brokers: No
Custodians: Yes
Administrator other than the adviser: No
External marketing: No

KPMG
PCAOB 185

UBS FINANCIAL SERVICES INC.
SEC 8-16267

Fund details & source

Fund ID: 805-8783836611
Reported beneficial owners: 100
Minimum commitment: $200K
Form D file number: 021-43607

Form ADV 1227925 · Jul 6, 2018 · Schedule D 7.B.(1)

Official IAPD profile (latest public filing). Values are the most recently reported in our imported data; the public profile may show a newer filing.

MPM BIOVENTURES IV-QP, L.P.Venture Capital Fund · Last reported Jun 26, 2024$52.5MGross asset value

Fund administrator STANDISH MANAGEMENT, LLC SAN FRANCISCO, California, United States Investor statements: Yes (provided to all investors) Related to adviser: No

Auditor KPMG LLP BOSTON, Massachusetts, United States

Custodian SILICON VALLEY BANK NEWTON, Massachusetts, United States Related to adviser: No

Custodian UBS FINANCIAL SERVICES INC. BOSTON, Massachusetts, United States Related to adviser: No

Provider details

Annual audit: Yes
Prime brokers: No
Custodians: Yes
Administrator other than the adviser: Yes
External marketing: No

KPMG LLP
PCAOB 185

SILICON VALLEY BANK
LEI 549300A7DTSCJLJ33451

UBS FINANCIAL SERVICES INC.
SEC 8-16267

Fund details & source

Fund ID: 805-8518888526
Reported beneficial owners: 68
Minimum commitment: $100K
Form D file number: 021-9999999999

Form ADV 1885039 · Jun 26, 2024 · Schedule D 7.B.(1)

Official IAPD profile (latest public filing). Values are the most recently reported in our imported data; the public profile may show a newer filing.

MPM BIOVENTURES V, L.P.Venture Capital Fund · Last reported Mar 31, 2025$12.6MGross asset value

Form D fundraising filings

MPM BIOVENTURES V, L.P.

Fund administrator STANDISH MANAGEMENT, LLC SAN FRANCISCO, California, United States Investor statements: Yes (provided to all investors) Related to adviser: No

Auditor KPMG LLP BOSTON, Massachusetts, United States

Custodian SILICON VALLEY BANK NEWTON, Massachusetts, United States Related to adviser: No

Custodian UBS FINANCIAL SERVICES INC. BOSTON, Massachusetts, United States Related to adviser: No

Provider details

Annual audit: Yes
Prime brokers: No
Custodians: Yes
Administrator other than the adviser: Yes
External marketing: No

KPMG LLP
PCAOB 185

SILICON VALLEY BANK
LEI 549300A7DTSCJLJ33451

UBS FINANCIAL SERVICES INC.
SEC 8-16267

Fund details & source

Fund ID: 805-3962596324
Reported beneficial owners: 29
Minimum commitment: $100K
Form D file number: 021-138701

Form ADV 1958387 · Mar 31, 2025 · Schedule D 7.B.(1)

Official IAPD profile (latest public filing). Values are the most recently reported in our imported data; the public profile may show a newer filing.

MPM BIOVENTURES IV STRATEGIC FUND, L.P.Venture Capital Fund · Last reported Mar 29, 2021$8.12MGross asset value

Fund administrator BROADSCOPE FUND ADMINISTRATORS, LLC BOSTON, Massachusetts, United States Investor statements: Yes (provided to all investors) Related to adviser: No

Auditor KPMG BOSTON, Massachusetts, United States

Custodian BOSTON PRIVATE BANK BOSTON, Massachusetts, United States Related to adviser: No

Custodian UBS FINANCIAL SERVICES INC. BOSTON, Massachusetts, United States Related to adviser: No

Provider details

Annual audit: Yes
Prime brokers: No
Custodians: Yes
Administrator other than the adviser: Yes
External marketing: No

KPMG
PCAOB 185

UBS FINANCIAL SERVICES INC.
SEC 8-16267

Fund details & source

Fund ID: 805-6564051410
Reported beneficial owners: 2
Minimum commitment: $10M
Form D file number: 021-9999999999

Form ADV 1510703 · Mar 29, 2021 · Schedule D 7.B.(1)

Official IAPD profile (latest public filing). Values are the most recently reported in our imported data; the public profile may show a newer filing.

MPM BIO IV NVS STRATEGIC FUND, L.P.Venture Capital Fund · Last reported Jun 26, 2024$7.26MGross asset value

Fund administrator STANDISH MANAGEMENT, LLC SAN FRANCISCO, California, United States Investor statements: Yes (provided to all investors) Related to adviser: No

Auditor KPMG LLP BOSTON, Massachusetts, United States

Custodian SILICON VALLEY BANK NEWTON, Massachusetts, United States Related to adviser: No

Custodian UBS FINANCIAL SERVICES INC. BOSTON, Massachusetts, United States Related to adviser: No

Provider details

Annual audit: Yes
Prime brokers: No
Custodians: Yes
Administrator other than the adviser: Yes
External marketing: No

KPMG LLP
PCAOB 185

SILICON VALLEY BANK
LEI 549300A7DTSCJLJ33451

UBS FINANCIAL SERVICES INC.
SEC 8-16267

Fund details & source

Fund ID: 805-4202954015
Reported beneficial owners: 2
Minimum commitment: $100M
Form D file number: 021-9999999999

Form ADV 1885039 · Jun 26, 2024 · Schedule D 7.B.(1)

Official IAPD profile (latest public filing). Values are the most recently reported in our imported data; the public profile may show a newer filing.

MPM BIOVENTURES III GMBH & CO. BETEILIGUNGS KGVenture Capital Fund · Last reported Jul 6, 2018$5.88MGross asset value

Auditor KPMG BOSTON, Massachusetts, United States

Custodian BOSTON PRIVATE BANK BOSTON, Massachusetts, United States Related to adviser: No

Custodian UBS FINANCIAL SERVICES INC. BOSTON, Massachusetts, United States Related to adviser: No

Custodian WELLS FARGO SECURITIES, LLC ST. PAUL, Minnesota, United States Related to adviser: No

Provider details

Annual audit: Yes
Prime brokers: No
Custodians: Yes
Administrator other than the adviser: No
External marketing: No

KPMG
PCAOB 185

UBS FINANCIAL SERVICES INC.
SEC 8-16267

WELLS FARGO SECURITIES, LLC
SEC 8-65876

Fund details & source

Fund ID: 805-9889318280
Reported beneficial owners: 17
Minimum commitment: $100K
Form D file number: 021-9999999999

Form ADV 1227925 · Jul 6, 2018 · Schedule D 7.B.(1)

Official IAPD profile (latest public filing). Values are the most recently reported in our imported data; the public profile may show a newer filing.

MPM BIO 2014 NVS STRATEGIC FUND, L.P.Venture Capital Fund · Last reported Mar 31, 2025$5.68MGross asset value

Form D fundraising filings

MPM Bio 2014 NVS Strategic Fund, L.P.

Fund administrator STANDISH MANAGEMENT, LLC SAN FRANCISCO, California, United States Investor statements: Yes (provided to all investors) Related to adviser: No

Auditor KPMG LLP BOSTON, Massachusetts, United States

Custodian SILICON VALLEY BANK NEWTON, Massachusetts, United States Related to adviser: No

Custodian UBS FINANCIAL SERVICES INC. BOSTON, Massachusetts, United States Related to adviser: No

Provider details

Annual audit: Yes
Prime brokers: No
Custodians: Yes
Administrator other than the adviser: Yes
External marketing: No

KPMG LLP
PCAOB 185

SILICON VALLEY BANK
LEI 549300A7DTSCJLJ33451

UBS FINANCIAL SERVICES INC.
SEC 8-16267

Fund details & source

Fund ID: 805-4551094035
Reported beneficial owners: 2
Minimum commitment: $100K
Form D file number: 021-218238

Form ADV 1958387 · Mar 31, 2025 · Schedule D 7.B.(1)

Official IAPD profile (latest public filing). Values are the most recently reported in our imported data; the public profile may show a newer filing.

Services & filing details

Most recent filing: Apr 28, 2026. View historical filings

Reported services

Pooled investment vehicle management

Compensation

Percentage of assets · Performance-based

Principal office

399 BOYLSTON STREET, SUITE 1100
BOSTON, MA, 02116, United States

CRD 148467

Filing source

Form ADV 2098941 · Apr 28, 2026 · Items 1 & 5

Official IAPD profile (latest public filing). Values are the most recently reported in our imported data; the public profile may show a newer filing.