SignalbaseUpdated 12 Sept 2026

Top recently funded startups in United States, week of 2026-08-31

United States logged 30 verified funding rounds in the week ending 30 Aug 2026, totalling ≈$1.6B. Atalco Gramercy anchors the week with a ≈$350.0M in Mining. Manufacturing was the busiest sector with 6 deals.

Week of 2026-08-31United States30 deals≈$1.6B raised

Country	United States
Deals this week	30
Total raised	≈$1.6B
Top sector	Manufacturing (6)
Most common round	Series B (8)
Most active investor	8VC (2 deals)
Sources tracked	143

The biggest 5 deals this week

#	Company	Amount	Round	Sector	Announced
1	Atalco Gramercy	$350.0M	—	Mining	28 Aug 2026
2	Instinct	$250.0M	Series B	Manufacturing	27 Aug 2026
3	Generalist	$200.0M	Series B	Artificial Intelligence	24 Aug 2026
4	Gatik	$200.0M	Series D	Software Development	25 Aug 2026
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25 more funding rounds this week

RQD* Clearing, Quoin Pharmaceuticals, Faro, Voya Energy, Celera Semiconductor, PayRewards, Arintra, Capital B and 17 more closed rounds this week. Sign up to see amounts, round types, sectors and investor lists.

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Closer look at the top 3

Atalco Gramercy

Announced 28 Aug 2026

$350.0M · Mining · United States

Atlantic Alumina, located on the Mississippi River in Gramercy, Louisiana, is the only major alumina refinery operating in the United States.

“US alumina producer ATALCO raises another $350 million for Gramercy facility revival - KITCO US alumina producer ATALCO raises another $350 million for Gramercy facility revival | Kitco News Atlantic Alumina Company said on Friday it has secured an additional $350 million from its majority shareholder, Concord Resources Holdings, and the Department”
From the announcement · 28 Aug 2026

2 more sources tracked. Read the full press release and reporter coverage.

Investors: Concord Resources Holdings, Department of War, Pinnacle Asset Management.

Instinct

Announced 27 Aug 2026

$250.0M · Series B · Manufacturing · United States

Most active investors this week

#	Investor	Deals
1	8VC	2
2	Founders Fund	2
3	General Catalyst	2
4	Spark Capital	2
5	ABN AMRO Clearing Bank	1
6	Adam Back	1
7	AE Ventures	1
8	AIC Ventures	1
9	AIGH Capital Management	1
10	Alumni Ventures	1

What this week tells us

Manufacturing accounted for 6 of 30 verified deals in United States this week. The stage mix was 8 early-stage (pre-seed to seed) against 22 Series A or later. 8VC was the most active investor, backing 2 of the week's rounds.