AltMountain

Y Combinator

Mountain View, CA · CRD 171730
Venture capital managerExempt reporting

Y Combinator is an exempt reporting adviser based in Mountain View, CA that reports managing 19 private funds on Form ADV, including 19 venture capital funds. Its private funds hold $22.0 billion in gross assets.

Regulatory assets under management
—Form ADV Item 5.F
Gross assets of private funds
$22.0 billionAll private fund types, Form ADV
Private funds managed
19PE 0 · VC 19 · hedge 0
Employees
—Form ADV Item 5.A
Registration
Exempt reporting adviserCRD 171730
Latest Form ADV
03/27/2026Disciplinary disclosures: none reported

Venture capital funds filing Form D (1)

Matched to this firm by the fund names and related persons in each Form D. The list may be incomplete.

Private funds reported on Form ADV (14)

Fund
Gross assets
Minimum
Owners
Adviser
YC II, L.P.
Delaware, United StatesVenture capital fund
Gross assets$4.2B
Minimum$200K
Owners218
AdviserY Combinator
Y Combinator Continuity Fund I, L.P.
Delaware, United StatesVenture capital fund
Gross assets$2.4B
Minimum$100K
Owners96
AdviserY Combinator
Y Combinator Es20, LLC
Delaware, United StatesVenture capital fund
Gross assets$1.4B
Minimum$1.0M
Owners26
AdviserY Combinator
Yccg21, L.P.
Delaware, United StatesVenture capital fund
Gross assets$1.1B
MinimumNone set
Owners44
AdviserY Combinator
Ycc20, L.P.
Delaware, United StatesVenture capital fund
Gross assets$1.0B
Minimum$5.0M
Owners26
AdviserY Combinator
YC Esp22, L.P.
Delaware, United StatesVenture capital fund
Gross assets$720M
MinimumNone set
Owners67
AdviserY Combinator
YCVC Fund I, L.P.
Delaware, United StatesVenture capital fund
Gross assets$467M
MinimumNone set
Owners3
AdviserY Combinator
Y Combinator Fund I, LP
Delaware, United StatesVenture capital fund
Gross assets$331M
MinimumNone set
Owners5
AdviserY Combinator
Y Combinator Fund II, LP
Delaware, United StatesVenture capital fund
Gross assets$236M
MinimumNone set
Owners10
AdviserY Combinator
YC Principals Fund II, L.P.
Delaware, United StatesVenture capital fund
Gross assets$212M
Minimum$72K
Owners16
AdviserY Combinator
YC Affiliates Fund II (QP), L.P.
Delaware, United StatesVenture capital fund
Gross assets$57.0M
Minimum$37K
Owners65
AdviserY Combinator
YC Affiliates Fund Iia, LP
Delaware, United StatesVenture capital fund
Gross assets$50.7M
Minimum$50K
Owners53
AdviserY Combinator
Y Combinator Continuity Affiliates Fund I, L.P.
Delaware, United StatesVenture capital fund
Gross assets$35.1M
Minimum$25K
Owners79
AdviserY Combinator
YC Affiliates Fund II, L.P.
Delaware, United StatesVenture capital fund
Gross assets$12.3M
Minimum$37K
Owners31
AdviserY Combinator

As reported in the adviser's Form ADV filed Mar 29, 2024. Funds also listed from Form D are shown above.

From SEC filings. Firm data comes from the SEC's Form ADV data. AltMountain has not verified this information, and it is not an offer, solicitation or recommendation. Full disclosures