Weekly edition

Week 4, 2026 (19 Jan to 25 Jan)

58 rounds and $4B raised. The biggest: Humans&, $480M.

Compared with week 3

Average of the 3 weeks before: 25 rounds, $9.8B a week. This week is -59% on capital.

The week in charts

AI took 50% of the capital this week, down from 61% in week 3. $4B in all, down 2% on week 3.

13 of 58 rounds made 69% of the capital.

Rounds of $100M or more, Week 4, 2026 (19 Jan to 25 Jan)
	Rounds	Capital
$100M or more	13	$2.7B
The rest	45	$1.3B

The busiest day: Tue 20 Jan, $1.7B across 18 rounds.

Capital raised per day, Week 4, 2026 (19 Jan to 25 Jan)
Day	Rounds	Capital	Biggest round
Mon 19 Jan	7	$75.2M	EtherealX, $20.5M
Tue 20 Jan	18	$1.7B	Humans&, $480M
Wed 21 Jan	13	$1B	OpenEvidence, $250M
Thu 22 Jan	13	$978M	CORXEL, $287M
Fri 23 Jan	5	$177M	Cyclic Materials, $75M
Sat 24 Jan	1	$9M	Titan Dynamics, $9M
Sun 25 Jan	1	$7M	Open CX, $7M

AI raised $2B, 50% of the capital. Choose a sector to filter the rounds below.

Capital by sector, Week 4, 2026 (19 Jan to 25 Jan)
Sector	Capital	Share	Rounds
AI	$2B	50%	18
Other	$914M	23%	15
Fintech	$415M	10%	6
Robotics & Hardware	$275M	7%	7
Enterprise software	$265M	7%	5
Climate & Energy	$97.8M	2%	2
Consumer	$32.7M	<1%	3
Cybersecurity	$20M	<1%	2

The 10 biggest rounds raised $2.4B, 60% of the total.

58 companies raised $4B. A bigger tile is a bigger round.

Y Combinator joined 4 rounds, leading 1, more than any other investor.

Ranked by rounds joined so far. Lightspeed Venture Partners finished first with 9 rounds over the last 4 weeks. The lead changed hands once.

Rounds joined so far, the last 4 weeks
Investor	Week 1	Week 2	Week 3	Week 4
Lightspeed Venture Partners	0	4	6	9
Y Combinator	0	2	4	8
Bessemer Venture Partners	0	3	5	6
Sequoia Capital	0	1	3	4
Accel	1	2	2	4

United States raised $662M, 17% of the capital. Rounds in 11 countries, 40 with no country disclosed.

Miami raised $250M, more than all of Oceania ($146M). Rounds from 18 cities.

Seed was the most common stage: 13 rounds, median $9M. The median round size is under each column.

Biggest gain: Fintech, +$353M. Biggest drop: AI, -$500M. Change in capital raised. Only where both periods have rounds.

Sectors against week 3
Sectors	Week 4, 2026 (19 Jan to 25 Jan)	week 3	Change
Other	$914M	$155M	+$759M
Fintech	$415M	$62M	+$353M
Consumer	$32.7M	$4M	+$28.7M
Climate & Energy	$97.8M	$94.5M	+$3.3M
Enterprise software	$265M	$426M	-$161M
Robotics & Hardware	$275M	$517M	-$243M
AI	$2B	$2.5B	-$500M