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Sigma Computing, Inc.

Updated Oct 27, 2026·Latest SEC filing Jan 30, 2025·Suggest an edit

About Sigma Computing

Sigma Computing is a private company based in San Francisco, California. It has reported $655,299,898 raised in seven offerings on Form D since April 2014. Its chief executive is Michael Palmer.

Funding Rounds (SEC Form D)

First saleFiled with SECAmount soldInvestorsAvg. checkTermsFiling
Apr 5, 2024Jun 5, 2024amended Jan 30, 2025$263,999,682of $273.9M target36$7.3MEquityRule 506(b)Form D/A ↗1 earlier filing
Nov 18, 2021Dec 22, 2021amended May 15, 2023$339,999,918fully sold63$5.3MEquityRule 506(b)Form D/A ↗1 earlier filing
Sep 10, 2021Sep 23, 2021$15,000,000fully sold23$652KDebtRule 506(b)Form D ↗
Apr 5, 2021Apr 16, 2021$8,300,000of $21.0M target23$360KDebtRule 506(b)Form D ↗
Not yetNov 18, 2019$0of $30.0M target0—DebtRule 506(b)Form D ↗
Dec 20, 2017Jan 3, 2018$19,999,997fully sold27$740KEquityRule 506(b)Form D ↗
Apr 15, 2014Apr 24, 2014$8,000,301fully sold31$258KEquityRule 506(b)Form D ↗
Total, seven offerings$655,299,898

First sale is the date the first investor in the offering committed to invest. Companies must file Form D within 15 days of that date, so filing dates run later.

Leadership Team

Executive officers and directors listed on Sigma Computing's Form D filed Jan 30, 2025.

MS
Michael Speiser
Director
Also a director at Observe.
MP
Michael Palmer
Chief Executive Officer and director
BG
JF
Jason Frantz
Executive officer and director
JM
John McMahon
Director
Also a director at Observe.
RB
RW
Robert Woollen
Executive officer and director
CP
Chad Peets
Director
SD

Earlier filings also listed Kevin Wang (director, last listed Sep 2021), Robert Woolen (director, last listed Apr 2021), Jason Franz (executive officer and director, last listed Apr 2021) and Sam Pullara (director, last listed Apr 2014).

Sources

  1. SECSigma Computing, Inc. Form D, filed Jun 5, 2024
  2. SECSigma Computing, Inc. Form D, filed Dec 22, 2021
  3. SECSigma Computing, Inc. filing history