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Funding round

Helion Series D

Helion, which works in fusion energy research and development in Everett, raised $40M in a Series D round announced on 22 Sep 2020, led by Dustin Moskovitz, at a $1.25B post-money valuation. 15 firms took part. It is Helion's second venture round on record; the one before was a Seed in Jan 2014.

$40M

Amount raised

$1.25B

Post-money valuation

$1.21B pre-money

15

Investors

1 lead

3.2%

Stake sold

new money over the post-money

Valuation

What this round says about the price

This round priced Helion at $1.25B after the new money. The $40M bought investors about 3.2% of the company. It came 80 months after Helion's Seed. It is 2.7% of the $1.47B Helion has raised in the venture rounds on record. Helion raised again 14 months later: a Series E round of $500M in Nov 2021, at $3.00B post-money.

Helion's funding rounds

Helion has 6 venture rounds on record. This one is highlighted.

  1. Seed 1 Jan 2014 $1.5M
  2. Series D this round 22 Sep 2020, led by Dustin Moskovitz $40M$1.25B post-money
  3. Series E 5 Nov 2021, led by Sam Altman $500M$3.00B post-money
  4. Growth 1 Sep 2023 $35M
  5. Series F 28 Jan 2025 $425M$5.42B post-money
  6. Series G 4 Jun 2026, led by Thrive Capital $465M$15.50B post-money

Investors

Who put money in

Dustin Moskovitz led the round with 14 other firms.

Lead investor

  • Dustin Moskovitz

Also in the round

  • American Express Ventures new investor
  • backs 32 venture-backed companies new investor
  • backs 49 venture-backed companies new investor
  • backs 65 venture-backed companies new investor
  • Greylock Partners backs 190 venture-backed companies new investor
  • backs 14 venture-backed companies new investor
  • Jude Gomila Rolling Fund new investor
  • Kaan Ventures new investor
  • backs 55 venture-backed companies new investor
  • Lightspeed Venture Partners backs 454 venture-backed companies new investor
  • backs 19 venture-backed companies new investor
  • backs 25 venture-backed companies new investor
  • backs 28 venture-backed companies new investor
  • backs 50 venture-backed companies new investor

Use of proceeds

What the money is for

According to the announcement, the money goes to product development, scaling operations and working capital.

  • Product development
  • Scaling operations
  • Working capital

Comparable rounds

How it compares

The closest in time: Series D rounds in any sector within 6 months:

Comparable rounds
CompanyAnnouncedAmountPost-moneyLed by
Insurance - Agents, Carriers & Brokers23 Sep 2020$250M$2.00BCapitalG
Attentive Tech Companies23 Sep 2020$230M$2.20BCoatue
Snyk Tech Companies9 Sep 2020$200M$2.60BAddition
Tech Companies14 Sep 2020$185M$2.58BThrive Capital
Biotechnology24 Sep 2020$142Mnot disclosedCMB International Capital Corporation
Tonal Fitness Equipment17 Sep 2020$110Mnot disclosedL Catterton
Tech Companies30 Sep 2020$102Mnot disclosednot named
Decorators & Interior Designers3 Sep 2020$90Mnot disclosedKharis Capital and Venturi

Sources

Where this comes from

Reported by 2 sources.

Questions

Frequently asked

How much did Helion raise in its Series D round?

Helion raised $40M in its Series D round, announced in Sep 2020.

Who led Helion's Series D round?

Dustin Moskovitz led it, with American Express Ventures, Buckley Ventures, Celesta Capital, Electric Capital and Greylock Partners and 9 more.

What was Helion's valuation at the Series D round?

$1.25B post-money ($1.21B pre-money).

Did Helion raise again after this round?

Yes: a Series E round in Nov 2021 of $500M at $3.00B post-money.