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TBC - The Boring Co

The Boring Company builds its own tunnel boring machines, digs tunnels for cities and companies, and runs Loop, an underground Tesla transit system.

Updated Nov 5, 2026·Latest SEC filing Sep 10, 2026·Suggest an edit

About The Boring Company

The Boring Company digs tunnels for transit, utilities and freight. It designs and builds its own tunnel boring machine, Prufrock, which starts digging straight from the surface and lines the tunnel as it goes. In its tunnels the company also runs Loop, an underground system in which Teslas take riders directly to their station without stopping along the way.

Vegas Loop has carried more than 4 million passengers, and local officials have approved 68 miles of tunnel and 123 stations. The company is also digging Music City Loop in Nashville, holds a contract for a Dubai Loop pilot and built the Cybertunnel at Tesla's Texas factory. Elon Musk founded the company in 2017. It has headquarters in Bastrop, Texas, and Las Vegas, and Steve Davis is its president.

Funding Rounds (SEC Form D)

First saleFiled with SECAmount soldInvestorsAvg. checkTermsFiling
Aug 21, 2026Sep 10, 2026$3,198,599,250of $3.42B target141$22.6MEquity, Debt, Securities on exerciseRule 506(b)Form D ↗
Apr 20, 2022May 2, 2022$675,285,773fully sold38$17.7MEquityRule 506(b)Form D ↗
Jul 19, 2019Jul 26, 2019$117,068,740of $120.0M target20$5.8MEquityRule 506(b)Form D ↗
Apr 6, 2018Apr 16, 2018$112,520,000fully sold31$3.6MEquityRule 506(b)Form D ↗
Total, four offerings$4,103,473,763

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.

Rounds announced by The Boring Company

What the company said publicly about its funding. Announced amounts can differ from Form D figures: an announcement can combine several closings, and some money is raised without a Form D.

AnnouncedRoundAmountInvestorsSource
Sep 9, 2026Series D$3BUnited Arab Emirates and affiliated investment entities (co-leads), Human Capital, Vy Capital, Valor Equity Partners, Sequoia Capital, A16Z, Temasek, Shamal Holding, Baron Capitalboringcompany.com ↗
Electrek ↗
Apr 20, 2022Series C$675MVy Capital and Sequoia Capital (co-leads), Valor Equity Partners, Founders Fund, 8VC, Craft Ventures, DFJ Growth, Brookfield, Lennar, Tishman Speyer, Dacraboringcompany.com ↗

Why Investors Backed The Boring Company

The Boring Company raised $3 billion in September 2026 at a $23 billion valuation, about four times its 2022 price. It builds its own boring machines and runs Loop, a Tesla transit system, in the tunnels it digs. Its Las Vegas system already carries paying riders, and work is under way in Nashville and Dubai. The United Arab Emirates led the round, and the deal is expected to speed up plans for more than 150 kilometers of tunnel there.

The problem it targets

Elon Musk founded the company in 2017 to fight traffic. “Defeating traffic is the ultimate boss battle,” he says in its funding announcement. The Boring Company's case is that roads take 20% to 30% of the space in many big cities, so new roads must go underground. But tunnels are slow and costly to build. In 2022, the United States had built less than 20 miles of subway tunnel in 20 years.

What the product does

The heart of the business is Prufrock, a tunnel boring machine the company designs and builds in Bastrop, Texas. It arrives on a truck and tilts straight into the ground, so crews skip the usual launch pit. It also lines the tunnel while it digs, and operators run it remotely with nobody inside. The company targets one mile of tunnel per week at under $5 million per mile, all in. In the finished tunnels, Teslas take Loop riders straight to their station. The 4.9-mile ride from the Las Vegas airport to the convention center takes five minutes and costs $14.

Progress so far

Vegas Loop has carried more than 4 million passengers, and local officials have approved 68 miles of tunnel and 123 stations. Its first system there, the convention center loop, cost about $47 million under a fixed-price contract. The work is now spreading. Tunneling in Nashville began on February 25, 2026, the day the state permit arrived, and two machines were digging by August. In Dubai, the Roads and Transport Authority signed a contract for a 6.4 km pilot that it expects to cost about $154 million.

Who backs it

The United Arab Emirates and affiliated investment entities led the $3 billion Series D. Human Capital, Vy Capital, Valor Equity Partners, Sequoia Capital, Andreessen Horowitz, Temasek, Shamal Holding and Baron Capital also invested. Vy Capital and Sequoia Capital led the $675 million Series C in April 2022. SpaceX owns a stake, and it booked a $561 million unrealized gain on it in the third quarter of 2026, CNBC reported. Antonio Gracias of Valor, Baris Akis of Human Capital, John Hering and Jared Birchall are directors. Some backers also had to help with hiring or business introductions, the Wall Street Journal reported.

How the market is moving

Investors are paying up for Musk's companies. SpaceX raised $86 billion in a record IPO in June 2026, and Business Insider reported secondary-market prices for Neuralink as high as $42 billion. Governments are signing on as well. Dubai moved from a study agreement in February 2025 to a construction contract in February 2026. Tennessee's transport department approved 25 miles of tunnel under state roads in February 2026, and Clark County has approved 19 more Las Vegas stations.

We wrote this summary from public statements by The Boring Company and its investors. It is not investment advice.

The Boring Company in the News

Leadership Team

Executive officers and directors listed on The Boring Company's Form D filed Sep 10, 2026.

SD
Steve Davis
President
JB
Jared Birchall
Secretary and director
Also a secretary and director at Neuralink and a corporate secretary at X.AI Holdings and X.ai.
AG
Antonio Gracias
Director · Founder, Chief Executive Officer & Chief Investment Officer, Valor Equity Partners
BA
Baris Akis
Director · Co-Founder & President, Human Capital
Also an executive officer and director at Hcm and an executive officer at Human Capital.
JH
John Hering
Director

Earlier filings also listed Elon Musk (executive officer, last listed May 2022), Arun Prakash (executive officer, last listed May 2022) and Jeff McIntosh (executive officer, last listed Jul 2019).

Sources

  1. SECTBC - The Boring Co filing history
  2. Companyboringcompany.com, Prufrock
  3. Companyboringcompany.com, Loop
  4. Companyboringcompany.com, Tunnels
  5. Companyboringcompany.com, Vegas Loop
  6. Companyboringcompany.com, Dubai Loop
  7. Companyboringcompany.com, Music City Loop announcement (July 28, 2025)
  8. Companyboringcompany.com, Music City Loop blog (Oct 1, 2026)
  9. Companyboringcompany.com, Careers
  10. Companyshop.boringcompany.com, privacy policy
  11. InvestorValor Equity Partners, Antonio Gracias bio
  12. InvestorHuman Capital, team page
  13. InvestorHuman Capital, portfolio
  14. PressThe Wall Street Journal via Mint, Sept 4, 2026
  15. PressFortune, Mar 6, 2025