byMediaBoost

Monthly edition

March 2026

184 rounds and $142.2B raised. The biggest: OpenAI, $122B.

Compared with February 2026

Rounds
184 -6%
Capital raised
$142.2B ×3.3
Median round
$27.5M +31%

The month in charts

AI took 93% of the capital this month, up from 82% in February. OpenAI alone raised $122B, 86% of it.

Mega-rounds against the rest

53 of 184 rounds made 98% of the capital.

29% of the rounds were of $100M or more 29%of the rounds53 of 18498% of the capital came from rounds of $100M or more 98%of the capital$139.4B of $142.2B
Rounds of $100M or more, March 2026
RoundsCapital
$100M or more53$139.4B
The rest131$2.7B

Capital raised per day

The busiest day: Tue 31 Mar, $122.8B across 9 rounds.

Capital raised per day, March 2026 Sun 1 Mar: $0K, 0 rounds; Mon 2 Mar: $1B, 5 rounds; Tue 3 Mar: $506M, 3 rounds; Wed 4 Mar: $472M, 8 rounds; Thu 5 Mar: $2.5B, 11 rounds; Fri 6 Mar: $632M, 4 rounds; Sat 7 Mar: $242M, 4 rounds; Sun 8 Mar: $0K, 0 rounds; Mon 9 Mar: $3.2B, 9 rounds; Tue 10 Mar: $637M, 9 rounds; Wed 11 Mar: $1.2B, 11 rounds; Thu 12 Mar: $765M, 10 rounds; Fri 13 Mar: $151M, 4 rounds; Sat 14 Mar: $0K, 0 rounds; Sun 15 Mar: $176M, 1 round; Mon 16 Mar: $1B, 7 rounds; Tue 17 Mar: $283M, 8 rounds; Wed 18 Mar: $342M, 12 rounds; Thu 19 Mar: $109M, 6 rounds; Fri 20 Mar: $485M, 2 rounds; Sat 21 Mar: $120M, 1 round; Sun 22 Mar: $100M, 1 round; Mon 23 Mar: $396M, 9 rounds; Tue 24 Mar: $983M, 13 rounds; Wed 25 Mar: $574M, 9 rounds; Thu 26 Mar: $2.4B, 13 rounds; Fri 27 Mar: $146M, 4 rounds; Sat 28 Mar: $20M, 1 round; Sun 29 Mar: $35M, 2 rounds; Mon 30 Mar: $820M, 8 rounds; Tue 31 Mar: $122.8B, 9 rounds $50B$100B$150B 1 2 9 16 23 30 $122.8B W10$5.4B W11$6.1B W12$2.5B W13$4.6B
Capital raised per day, March 2026
DayRoundsCapitalBiggest round
Sun 1 Mar0$0K
Mon 2 Mar5$1BGlobal Eggs, $1B
Tue 3 Mar3$506MAyar Labs, $500M
Wed 4 Mar8$472MUalá, $195M
Thu 5 Mar11$2.5BNeura Robotics, $1.2B
Fri 6 Mar4$632MVast, $500M
Sat 7 Mar4$242MPaXini, $145M
Sun 8 Mar0$0K
Mon 9 Mar9$3.2BNscale, $2B
Tue 10 Mar9$637MRhoda, $450M
Wed 11 Mar11$1.2BMind Robotics, $500M
Thu 12 Mar10$765MAxiom, $200M
Fri 13 Mar4$151MTropic, $105M
Sat 14 Mar0$0K
Sun 15 Mar1$176MWinDC, $176M
Mon 16 Mar7$1BQuince, $500M
Tue 17 Mar8$283MUpvest, $125M
Wed 18 Mar12$342MVideo Rebirth, $80M
Thu 19 Mar6$109MTurquoise Health, $40M
Fri 20 Mar2$485MCloaked, $375M
Sat 21 Mar1$120MOasis Security, $120M
Sun 22 Mar1$100MQCraft, $100M
Mon 23 Mar9$396MXBOW, $120M
Tue 24 Mar13$983MCambridge Mobile Telematics, $350M
Wed 25 Mar9$574MQualified Health, $125M
Thu 26 Mar13$2.4BShield AI, $2B
Fri 27 Mar4$146MODC, $45M
Sat 28 Mar1$20MBellatrix Aerospace, $20M
Sun 29 Mar2$35MSett, $30M
Mon 30 Mar8$820MRebellions, $400M
Tue 31 Mar9$122.8BOpenAI, $122B

Where the capital went

AI raised $131.6B, 93% of the capital. Choose a sector to filter the rounds below.

Capital by sector, March 2026 93% AI AI $131.6B 67 rounds 93% Robotics & Hardware $3.1B 16 rounds 2% Health $1.8B 18 rounds 1% Enterprise software $1.4B 18 rounds <1% Fintech $683M 12 rounds <1% Other sectors $3.7B 53 rounds 3%
Capital by sector, March 2026
SectorCapitalShareRounds
AI$131.6B93%67
Other$3.3B2%37
Robotics & Hardware$3.1B2%16
Health$1.8B1%18
Enterprise software$1.4B<1%18
Fintech$683M<1%12
Climate & Energy$196M<1%7
Cybersecurity$181M<1%4
Consumer$22.5M<1%5

The 10 biggest rounds

The 10 biggest rounds raised $131.3B, 92% of the total.

The 10 biggest rounds, March 2026OpenAI: $122B; Shield AI: $2B; Nscale: $2B; Neura Robotics: $1.2B; AMI Labs: $1B; Global Eggs: $1B; Whoop: $575M; Sierra Space: $550M; Quince: $500M; Mind Robotics: $500M OpenAI $122B Shield AI $2B Nscale $2B · Series C Neura Robotics $1.2B AMI Labs $1B · Seed Global Eggs $1B Whoop $575M Sierra Space $550M · Series C Quince $500M Mind Robotics $500M

Everyone who raised

184 companies raised $142.2B. A bigger tile is a bigger round.

Every company that raised, March 2026CEXARMOZTLADSCCFPDThe 54 biggest rounds, March 2026CEXAR

The 54 biggest of 184. Open on a wider screen for all of them, or see every round below.

Most active investors

Accel joined 6 rounds, leading 2, more than any other investor.

Most active investors, March 2026Accel: 6 rounds, 2 led; Andreessen Horowitz: 6 rounds, 2 led; General Catalyst: 5 rounds, 4 led; Spark Capital: 5 rounds, 0 led; Lightspeed Venture Partners: 4 rounds, 1 led; Bessemer Venture Partners: 4 rounds, 0 led; Peak XV Partners: 4 rounds, 0 led; Left Lane Capital: 3 rounds, 2 led; Headline: 3 rounds, 2 led; IVP: 3 rounds, 1 ledLedJoined Accel 6 rounds · 2 led Andreessen Horowitz 6 rounds · 2 led General Catalyst 5 rounds · 4 led Spark Capital 5 rounds Lightspeed Venture Partners 4 rounds · 1 led Bessemer Venture Partners 4 rounds Peak XV Partners 4 rounds Left Lane Capital 3 rounds · 2 led Headline 3 rounds · 2 led IVP 3 rounds · 1 led

The investor race

Ranked by rounds joined so far. Accel finished first with 6 rounds over March 2026. The lead changed hands once.

The investor race, March 2026Accel: ranks 2, 2, 2, 2, 1, 6 rounds; Andreessen Horowitz: ranks 1, 1, 1, 1, 2, 6 rounds; General Catalyst: ranks 3, 4, 3, 3, 3, 5 rounds; Spark Capital: ranks 4, 3, 4, 4, 4, 5 rounds; Lightspeed Venture Partners: ranks 5, 5, 5, 5, 5, 4 rounds W10W11W12W13W14 Accel 6 rounds · 2 led Andreessen Horowitz 6 rounds · 2 led General Catalyst 5 rounds · 4 led Spark Capital 5 rounds Lightspeed Venture Pa… 4 rounds · 1 led
Rounds joined so far, March 2026
InvestorWeek 10Week 11Week 12Week 13Week 14
Accel12456
Andreessen Horowitz14566
General Catalyst01245
Spark Capital01145
Lightspeed Venture Partners00034

Where the rounds were

United States raised $122.8B, 86% of the capital. Rounds in 22 countries, 123 with no country disclosed.

Capital by country, March 2026United States: $122.8B; United Kingdom: $2.1B; Germany: $1.3B; South Korea: $400M; Spain: $284M; Singapore: $196M; India: $168M; Israel: $140M; Australia: $125M; Thailand: $100M; Finland: $57.7M; Norway: $35M United States $122.8B · 4 rounds United Kingdom $2.1B · 7 rounds Germany $1.3B · 4 rounds South Korea $400M · 1 round Spain $284M · 4 rounds Singapore $196M · 3 rounds India $168M · 17 rounds Israel $140M · 3 rounds

The cities that raised

San Diego raised $2B, more than all of Asia ($1.1B). Rounds from 37 cities.

Capital by city, March 2026San Diego: $2B; Palo Alto: $1.3B; Boston: $575M; London: $450M; Seoul: $400M; New York: $324M; Auckland: $220M; Miami: $200M; Singapore: $196M; Berlin: $175M; Amsterdam: $155M; San Francisco: $131M San Diego $2B · 3 rounds Palo Alto $1.3B · 4 rounds Boston $575M · 1 round London $450M · 10 rounds Seoul $400M · 1 round New York $324M · 8 rounds

Rounds by stage

Series A was the most common stage: 24 rounds, median $17.4M. The median round size is under each column.

Rounds by stage, March 2026 8 Pre $1.3M 20 Seed $6.5M 24 A $17M 22 B $41M 14 C $103M 2 D $125M 1 E+ $220M 1 Growth $400M 92 Other $28M
Rounds by stage, March 2026
StageRoundsMedian round
Pre-Seed8$1.3M
Seed20$6.5M
Series A24$17.4M
Series B22$41M
Series C14$103M
Series D2$125M
Series E+1$220M
Growth1$400M
Other or undisclosed92$27.5M

Sectors against February 2026

Biggest gain: AI, +$96.4B. Biggest drop: Climate & Energy, -$598M. Change in capital raised. Only where both periods have rounds.

Change in capital by sectors, March 2026 against February 2026AI: +$96.4B; Other: +$2.2B; Robotics & Hardware: +$1.2B; Health: +$466M; Enterprise software: +$51M; Consumer: -$103M; Cybersecurity: -$185M; Fintech: -$299M; Climate & Energy: -$598M AI +$96.4B ×3.7 Other +$2.2B ×3 Robotics & Hardware +$1.2B +64% Health +$466M +36% Enterprise software +$51M +4% Consumer -$103M -82% Cybersecurity -$185M -51% Fintech -$299M -30% Climate & Energy -$598M -75%
Sectors against February 2026
SectorsMarch 2026February 2026Change
AI$131.6B$35.2B+$96.4B
Other$3.3B$1.1B+$2.2B
Robotics & Hardware$3.1B$1.9B+$1.2B
Health$1.8B$1.3B+$466M
Enterprise software$1.4B$1.3B+$51M
Consumer$22.5M$126M-$103M
Cybersecurity$181M$366M-$185M
Fintech$683M$982M-$299M
Climate & Energy$196M$794M-$598M

Countries against February 2026

Biggest gain: United States, +$92.2B. Biggest drop: China, -$878M. Change in capital raised. Only where both periods have rounds.

Change in capital by countries, March 2026 against February 2026United States: +$92.2B; United Kingdom: +$2B; Singapore: +$191M; Israel: +$79M; India: +$50.2M; Australia: +$34.9M; Netherlands: -$248M; China: -$878M United States +$92.2B ×4 United Kingdom +$2B ×29 Singapore +$191M ×36 Israel +$79M +130% India +$50.2M +42% Australia +$34.9M +39% Netherlands -$248M -98% China -$878M -98%
Countries against February 2026
CountriesMarch 2026February 2026Change
United States$122.8B$30.6B+$92.2B
United Kingdom$2.1B$71.6M+$2B
Singapore$196M$5.5M+$191M
Israel$140M$61M+$79M
India$168M$118M+$50.2M
Australia$125M$90M+$34.9M
Netherlands$4.6M$252M-$248M
China$21.7M$900M-$878M

All rounds

More editions

MediaBoost

Raised this month?

MediaBoost gets your round in front of the press, future hires and your next investors.

Announce your round with MediaBoost