Series A In 2026: Capital Is Flowing Faster, But Fewer Startups Are Making The Cut

Although greater financial resources are flowing into Series A rounds, this influx is not translating into expanded opportunities for a larger number of startups. According to Crunchbase statistics, U.S. businesses have secured $42 billion at this stage this year through October, marking an increase of roughly 60% compared to the previous year. Meanwhile, overall deal volumes remain consistent with trends observed over the past few years.

These figures highlight a growing divide within the early-stage investment sector. Artificial intelligence is driving capital demand and allowing select startups to scale at unprecedented velocities, whereas others face difficulties converting their initial customer base into reliable, repeatable sales.

Venture capitalists are reacting by dividing into contrasting strategies: some write significantly larger checks during the seed phase to stay ahead of market competition, while others hold off until the Series B stage or later to ensure clearer validation of business growth. (A parallel pattern of fewer yet larger transactions is similarly visible at the Series B level.)

Consequently, enterprises that are still validating their expansion potential find themselves facing a Series A funding squeeze, even as substantial capital pours into the fastest-growing enterprises.

The lowest point for Series A financing over the past five years occurred in 2023, during which $23 billion was funneled into startups located in the U.S. Annual Series A investment totals have climbed steadily since, effectively doubling this year in comparison to 2023.

Simultaneously, total round quantities have stabilized, averaging 1,200 companies funded at the Series A level with sums of $1 million or higher between 2023 and 2025. This pattern persists in the current year, with deal volumes remaining within that threshold, give or take 100 transactions.

“On the application side, it’s a bit harder, and that’s where I think there’s more of a Series A crunch,” notes Siddharth Ramakrishnan, a partner at Scale Venture Partners, a firm that primarily heads Series A and B transactions.

This dynamic—characterized by steady transaction volumes despite a dramatic surge in available capital—is similarly altering how early-stage venture capitalists deploy funds.

Go big and early — or wait

Investment competition has intensified, particularly regarding early-stage ventures. As a result, venture capitalists are increasingly adopting one of two opposing approaches: issuing substantially larger checks much earlier, or withholding investments until subsequent rounds, according to Ramakrishnan.

Under the first methodology, check sizes are swelling significantly, making $10 million to $20 million seed rounds increasingly common. “Instead of waiting till the Series A, where they have $4 million in revenue and growing, you’re going to do it when they have $500,000 in revenue, they have a pilot, the team is smart,” he explained.

Alternatively, other investors choose a delayed investment strategy. “‘I’m not getting any new information by the time they’re at $2 million in revenue from $500,000, so I’m just going to wait until they actually take off,’ and then you’re seeing a gap,” Ramakrishnan observed, describing the mindset behind this technique. “People are putting in a lot of money at the Series B, Series C onwards, because that’s when you get the signal that things are really working.”

Scale anticipates slightly higher variance within its current fund. The organization prefers to maintain the risk profile associated with Series A and B by “potentially pulling a little bit earlier and a little bit later and recreating it in the aggregate,” he stated.

The firm’s eighth and most recent fund stands as its largest yet at $900 million, marking an increase from its preceding $600 million vehicle.

“We still think that Series A is a great place to be if you can make it happen, because it’s at that point where you ideally have enough information to make an informed bet, but not enough that there’s still some of the growth investors that are scared to come in,” Ramakrishnan stated, “and so you get great companies at great prices.”

Deals sizes trend higher

Crunchbase metrics indicate that U.S. Series A rounds have experienced upward size trends across every quartile this year. Thus far in 2026, 10% of Series A rounds total $75 million or more, representing a rise from $50 million recorded in 2025.

These outsized checks are driving hypergrowth for select enterprises. “Instead of going zero to $7 million, which in the old world would have been amazing numbers, now there’s people going zero to $20 million, or zero to $30 million,” Ramakrishnan observed.

Raising a large Series A

For entrepreneurs, securing these expanded capital allocations frequently depends on successfully transforming a handful of early adopters into a repeatable sales engine. Many new companies stall during this transition phase, even as investors aggressively vie to support those that break through.

“If you have the ambition to build a world-class company, then you also need to raise a big Series A to expand and go abroad, take on different types of markets,” stated European seed investor Anke Huiskes of NP-Hard Ventures, during an on-stage interview at the HumanX Amsterdam conference focused on AI earlier this year.

“I think the whole messy phase is in this go-to-market phase where you don’t really know who your ideal customer profile is,” noted Huiskes, who targets product-driven founders at the seed stage.

She has observed startups stall when they maintain a modest customer base but fail to scale rapidly enough. “A lot of the companies hang out here,” she remarked.

Conversely, for enterprises that successfully establish a recurring sales cycle, venture capital representatives reach out proactively, she explained: “And then I get a text, ‘Can you please give me an intro?’ And all of a sudden, I have 10 term sheets. So it’s really black and white.”

Related Crunchbase queries:

• US Series A Funding, 2026
• US Series B Funding, 2026

Related reading:

• Series B Funding Is Up, But Fewer Deals Are Getting Done
• Jumbo Series A Rounds Hiding The Real Squeeze On Seed Startups
• More Money, Fewer Checks: These 3 Charts Show The Divide Behind VC’s Record Funding Year

?Frequently Asked Questions

01Why is total Series A funding increasing while deal counts stay flat?

More money is pouring into the ecosystem—particularly driven by AI demand and larger check sizes—but investors are concentrating capital into a select group of high-performing startups rather than spreading it across a larger number of companies.

02What are the two opposing strategies investors are using?

Some VCs are writing much larger checks much earlier during the seed stage, while others are holding back until later rounds like Series B or C to confirm clear business traction.

03What makes it difficult for startups to raise a large Series A?

Many startups struggle during the go-to-market phase to convert a small group of early customers into a repeatable, scalable sales process.

Illustration: Dom Guzman