Y Combinator portfolio

Y Combinator has 4302 portfolio companies on record at Recent Funding, with 210 investments in the last 12 months.

Type: Accelerator.

Portfolio on Recent Funding: 4302.

Deals, last 12 months: 210.

Rounds led: 27 of 4523.

Capital in their rounds: $14.44B.

Latest deal: Operand · Nov 12, 2026.

About this page

It is an accelerator. It led 27 of the 4523 rounds it joined. Its most recent investment on record is Operand's $31M funding round in November 2026, alongside Khosla Ventures, Soma Capital, SV Angel and 1 other. By category, its portfolio leans toward Developer tools and cloud (718) and Health and bio (662). It has co-invested with Soma Capital, Andreessen Horowitz and Sequoia, most often Soma Capital (23 rounds).

What Y Combinator invests in

Developer tools and cloud · 718 · 17%
Health and bio · 662 · 15%
Consumer and social · 652 · 15%
Fintech · 626 · 15%
AI agents · 410 · 10%
Commerce and retail · 407 · 9%
Robotics and hardware · 390 · 9%
Manufacturing and industrial · 389 · 9%

How Y Combinator invests

Stage	Deals	Capital in rounds
round	4098 91%	$1.26B
Pre-seed	135 3%	$46.13M
Series A	102 2%	$3.15B
Seed	94 2%	$494.23M
Series B+	94 2%	$9.49B

Year	Deals	Capital in rounds
2011	1 <1%	$1.5M
2012	1 <1%	$1.2M
2013	1 <1%	$4M
2014	1 <1%	$1.5M
2015	1 <1%	$6.4M
2016	2 <1%	$3.8M
2017	3 <1%	$12.4M
2018	5 <1%	$68M
2019	19 <1%	$520.08M
2020	17 <1%	$400.94M
2021	29 <1%	$591.2M
2022	29 <1%	$527.07M
2023	25 <1%	$603.3M
2024	29 <1%	$617.1M
2025	64 1%	$4B
2026	199 4%	$5.81B

Y Combinator portfolio companies 4,302 companies, page 19 of 22

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Company	Round with Y Combinator	Total raised	Latest raise
PParatus Health Sales and marketing	round · $500K	$500K	Jan 14, 2026 Seed
RRefine Developer tools and cloud	round · $500K	$500K	—
OOki Robotics and hardware	round · $500K	$500K	—
MMagic Patterns Media and content	round · $500K	$6.5M	Apr 17, 2026 Series A
WWato AI agents	round · $500K	$500K	Jun 16, 2026 Pre-seed
AAdvantage Club Fintech	round	undisclosed	—
AAlpine Bio Health and bio	round	$75M	Dec 31, 2025 Series B+
HHackerRank Developer tools and cloud	round	$99.2M	Mar 29, 2022 Series B+
VVariance AI agents	round · $500K	$22M	Apr 10, 2026 Series A
PPropelAuth Cybersecurity	round · $500K	$3.09M	Jul 27, 2022 Seed
UUpgraded Technologies Fintech	round	undisclosed	—
KKaso Commerce and retail	round · $500K	$11M	Jul 11, 2023 Seed
XX-Zell Health and bio	round	undisclosed	—
AAdaptyv Bio Health and bio	round	$40M	Aug 25, 2026 Series A
BBayworks Logistics and mobility	round	undisclosed	—
GGovly Legal and compliance	round	undisclosed	—
OOptifye Manufacturing and industrial	round · $500K	$500K	—
DDarsel Education	round · $500K	$500K	—
AAvro Life Science Health and bio	round	undisclosed	—
TTelamont Real estate and construction	round	undisclosed	—
TToko Education	round · $500K	$500K	—
ZZephyr Fusion Climate and energy	round · $500K	$500K	—
OOutlit Sales and marketing	round · $500K	$500K	—
LLunaJoy Health Health and bio	round · $500K	$7.1M	Apr 16, 2024 round
CChari Fintech	round	undisclosed	Oct 15, 2025 Series A
NNamecard.ai Sales and marketing	round · $500K	$500K	—
TTasklet AI agents	round · $500K	$46.3M	Oct 9, 2026 round
SSigmaOS Consumer and social	round	$4M	Dec 12, 2022 Seed
WWideframe	round · $500K	$500K	—
SSpotAngels Logistics and mobility	round	undisclosed	—
EEris Biotech Health and bio	round · $500K	$500K	—
CCardboard	round · $500K	$500K	—
DDeep Interactions Developer tools and cloud	round · $500K	$500K	Jun 16, 2026 Pre-seed
TTradeFlow Fintech	round · $500K	$500K	—
MMalga Stablecoins	round	undisclosed	Mar 28, 2025 Series A
GGuide Labs	round · $500K	$9.5M	Dec 8, 2025 Seed
CCircuitHub Robotics and hardware	round	undisclosed	—
FFifth Door Gaming	round · $500K	$20.5M	Nov 26, 2025 Seed
PPolymath Robotics Robotics and hardware	round · $500K	$500K	—
BBlueberry Pediatrics Health and bio	round	undisclosed	—
CCallbook AI	round · $500K	$500K	Aug 22, 2026 Pre-seed
MMusicArena Media and content	round · $500K	$500K	—
LLogisticsOS Developer tools and cloud	round	undisclosed	—
TTappity Education	round	undisclosed	—
MMederva Health and bio	round · $500K	$500K	—
MMochi Consumer and social	round · $500K	$500K	Sep 15, 2026 Seed
PParadev Developer tools and cloud	round	undisclosed	—
MMoby Analytics Fintech	round · $500K	$500K	—
CCorvera Sales and marketing	round · $500K	$4.7M	May 5, 2026 Seed
VVocality Health Health and bio	round · $500K	$500K	—
EElimentary Fintech	round · $500K	$500K	—
PPartna Stablecoins	round · $500K	$500K	—
RRaptor Maps Climate and energy	round	$22M	Dec 10, 2024 Series B+
DDayflow Consumer and social	round · $500K	$500K	—
99 Mothers Robotics and hardware	round · $500K	$500K	Jun 16, 2026 Pre-seed
QQuill Data and analytics	round	$6.5M	Feb 25, 2026 Seed
RRoofr Real estate and construction	round	$6M	Oct 22, 2025 Seed
AApprentice Health Health and bio	round	undisclosed	—
AAndy AI Health and bio	round · $500K	$500K	—
JJustAI Sales and marketing	round · $500K	$17.5M	Jun 23, 2026 Series A
RRisotto Legal and compliance	round · $500K	$10.5M	Jan 27, 2026 Seed
HHamming AI AI agents	round · $500K	$4.3M	Jul 1, 2026 Seed
KKlaus AI Developer tools and cloud	round · $500K	$500K	—
YYuma AI AI agents	round · $500K	$500K	—
MModulari-T Health and bio	round · $500K	$500K	—
PPolished Sales and marketing	round · $500K	$500K	—
SStruct Developer tools and cloud	round · $500K	$500K	—
BBIK AI agents	round	undisclosed	—
PPredictLeads Data and analytics	round	undisclosed	—
SSytex Developer tools and cloud	round · $500K	$500K	—
DDayra Lending and credit	round	undisclosed	—
HHyperdesk Sales and marketing	round	undisclosed	—
OOneLocal Sales and marketing	round	undisclosed	—
SSmartcuts	round	undisclosed	—
MMarr Labs AI agents	round · $500K	$500K	—
JJSX Tool	round	undisclosed	—
IInvert Health and bio	round · $500K	$500K	—
EExplorex Commerce and retail	round	$5M	Oct 11, 2022 Seed
VVenoStent Health and bio	round	undisclosed	—
OOrbital Operations Defense and security	round · $500K	$500K	—
CContrario HR and recruiting	round · $500K	$2.8M	May 26, 2026 Seed
WWalter HR and recruiting	round · $500K	$500K	Jun 16, 2026 Pre-seed
VVoicepanel Data and analytics	round · $500K	$500K	—
AAuxos Sales and marketing	round · $500K	$500K	Jun 16, 2026 Pre-seed
CCognition IP Legal and compliance	round	undisclosed	—
EEpsilon Education	round · $500K	$500K	—
UUnifold Stablecoins	round · $500K	$500K	—
RRimward Climate and energy	round · $500K	$500K	—
FFlott HQ AI agents	round · $500K	$500K	—
VVibe Robotics Robotics and hardware	round	undisclosed	—
AAgapé Health and bio	round	undisclosed	—
FFulcrum	round · $500K	$500K	—
TTopship Commerce and retail	round · $500K	$3M	May 16, 2022 Seed
CCumulus Labs Developer tools and cloud	round · $500K	$500K	—
VVibrant Labs Developer tools and cloud	round · $500K	$3M	Dec 2, 2025 Pre-seed
RRally Crypto x AI	round	undisclosed	—
PPickTrace HR and recruiting	round	undisclosed	—
MMillion Marker Health and bio	round	undisclosed	—
HHyrex AI coding and devtools	round · $500K	$500K	—
EEvidence Data and analytics	round	undisclosed	Jul 11, 2026 Series B+
OOctolane AI Sales and marketing	round · $500K	$5.7M	May 27, 2026 Seed
HHyperbrowser Cybersecurity	round	undisclosed	—
DDigipals Consumer and social	round · $500K	$500K	—
HHealthKey Health and bio	round · $500K	$500K	Nov 6, 2024 Seed
GGlass Health Health and bio	round · $500K	$5.5M	Oct 6, 2023 Seed
RRindler AI agents	round · $500K	$500K	Sep 10, 2026 Pre-seed
EExpand AI agents	round · $500K	$500K	—
MMireye AI agents	round · $500K	$500K	Sep 10, 2026 Pre-seed
AApten AI agents	round · $500K	$500K	—
MMunito AI Developer tools and cloud	round · $500K	$500K	—
HHera	round · $500K	$27.5M	Jun 25, 2026 Series A
CCheckr Legal and compliance	round	undisclosed	—
FFrontier Computing AI infrastructure and compute	round · $500K	$500K	Sep 1, 2026 Pre-seed
RRank Lending and credit	round · $500K	$500K	—
AAvion Health and bio	round	undisclosed	—
RREZI Real estate and construction	round	undisclosed	—
LLamin Health and bio	round · $500K	$500K	—
SSuger Sales and marketing	round · $500K	$18M	Feb 12, 2025 Series A
GGamebytes Gaming	round	undisclosed	—
RRejoy Health Health and bio	round	undisclosed	—
SSeal	round	undisclosed	—
Hhillclimb	round · $500K	$500K	—
CCentaur Health and bio	round	$16M	Oct 8, 2024 Series B+
RRTHM Health and bio	round · $500K	$500K	—
CC16 Biosciences Health and bio	round	undisclosed	—
CCerulion Robotics and hardware	round · $500K	$500K	—
MMeter Feeder Stablecoins	round	$2.6M	Apr 19, 2022 Seed
Bb12 Labs Health and bio	round · $500K	$500K	—
TTeclada Developer tools and cloud	round · $500K	$500K	—
SServo7 Robotics and hardware	round · $500K	$500K	—
NNetworkOcean Stablecoins	round · $500K	$500K	—
LLotas Data and analytics	round · $500K	$500K	—
FFinku AI agents	round · $500K	$3.3M	May 13, 2022 Seed
LLight Anchor AI agents	round · $500K	$500K	Mar 10, 2026 Pre-seed
OORO Crypto x AI	round · $500K	$3.5M	Aug 25, 2026 round
RRollstack Data and analytics	round · $500K	$500K	—
NNALA Stablecoins	round	undisclosed	Jul 9, 2024 Series A
OOlark Sales and marketing	round	undisclosed	—
RRevion AI agents	round · $500K	$500K	—
AAlgoSurg Health and bio	round	undisclosed	—
EEden	round · $500K	$10.5M	Jul 16, 2024 round
AAshr Data and analytics	round · $500K	$500K	—
TThe New Money Company Stablecoins	round · $500K	$500K	—
EEfference AI Robotics and hardware	round · $500K	$500K	—
AAutosana Developer tools and cloud	round · $500K	$3.7M	Feb 17, 2026 Seed
BBild AI Real estate and construction	round · $500K	$3.6M	Jul 4, 2025 Seed
LLootRush	round	$12M	May 5, 2022 Seed
SStealth Worker Legal and compliance	round	undisclosed	—
PPloy	round · $500K	$27.5M	Jun 17, 2026 Seed
IInvitris Health and bio	round · $500K	$500K	—
CCapveon	round · $500K	$500K	—
OOur World in Data Data and analytics	round	undisclosed	—
KKiwi Biosciences Health and bio	round	undisclosed	—
QQvin Health and bio	round	undisclosed	—
PProbo Legal and compliance	round · $500K	$500K	—
BBird Voice and audio AI	round	undisclosed	—
PProven Group Education	round	undisclosed	—
CClaimSorted Fintech	round · $500K	$13.8M	Jul 13, 2026 Seed
CCleanly Logistics and mobility	round	undisclosed	—
YYourChoice Therapeutics Health and bio	round	$15M	Jul 20, 2022 Series A
IInfera Health and bio	round · $500K	$500K	Jun 16, 2026 Pre-seed
FFleety	round	undisclosed	—
SStreak Sales and marketing	round	undisclosed	Jul 28, 2021 Seed
AAstroForge Robotics and hardware	round · $500K	$500K	May 26, 2022 Seed
EEcliptor Sales and marketing	round · $500K	$500K	—
BBlank Bio Foundation models and research	round · $500K	$7.7M	May 19, 2026 Seed
LLexter Legal and compliance	round · $500K	$500K	Apr 5, 2024 Series A
LLeadbay Sales and marketing	round · $500K	$4.8M	May 19, 2026 Seed
AARC Prize Foundation Manufacturing and industrial	round · $500K	$500K	—
SSamora AI	round · $500K	$500K	—
CCareerist Fintech	round	undisclosed	—
WWeFunder Fintech	round	undisclosed	—
MMacadamia	round · $500K	$500K	Jul 13, 2026 Seed
HHaystack Data and analytics	round	undisclosed	—
DDedalus Labs AI agents	round · $500K	$11.5M	Oct 15, 2025 Seed
DDashlabs.ai Health and bio	round	undisclosed	Feb 15, 2022 Seed
RReflex Developer tools and cloud	round · $500K	$500K	Jun 8, 2022 Seed
VValink Therapeutics Health and bio	round	$11.8M	Oct 20, 2025 Seed
Eernd Stablecoins	round	undisclosed	—
HHoum Real estate and construction	round	undisclosed	—
CCoupl Fintech	round · $500K	$500K	—
SSymphony HR and recruiting	round · $500K	$500K	—
Ddoola Fintech	round	undisclosed	Nov 15, 2021 Seed
OOkibi Developer tools and cloud	round · $500K	$500K	—
AApplied Kinetics AI agents	round · $500K	$500K	Sep 17, 2026 Pre-seed
GGiveCampus Fintech	round	$50M	Sep 19, 2022 round
SSphere Legal and compliance	round · $500K	$21.5M	Nov 18, 2025 Series A
TTagMango Consumer and social	round	undisclosed	—
SSalesPatriot Sales and marketing	round · $500K	$5.5M	Oct 28, 2025 Seed
CChariot Stablecoins	round · $500K	$500K	—
FFreshpaint Developer tools and cloud	round	$44.5M	May 14, 2026 Series B+
VVoltair Robotics and hardware	round · $500K	$500K	—
UUbicloud Data and analytics	round · $500K	$500K	Mar 12, 2024 Seed
SSails Developer tools and cloud	round	undisclosed	—
UUrbanKisaan Health and bio	round	undisclosed	—
AAmbient.ai Cybersecurity	round	undisclosed	Oct 20, 2026 Series B+
GGuac Climate and energy	round · $500K	$500K	—
LLandeed Legal and compliance	round · $500K	$8.8M	May 28, 2026 Seed
PProglix Commerce and retail	round · $500K	$500K	Feb 24, 2023 Seed
FFetii Logistics and mobility	round · $500K	$7.85M	Feb 18, 2025 Seed

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Most frequent co-investors

How this is counted

Share is of the 4523 rounds on Recent Funding that name Y Combinator. Rounds with no announced date are left out of the year split, and "round" is a round whose stage is not on file.

Portfolio companies are the companies on Recent Funding with a round that lists Y Combinator, which is a subset of its real portfolio. API: /api/v1/investors/y-combinator (get a free API key). More: the most active VC firms and new venture capital funds.