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Theranos: The Blood Test That Couldn't Test Blood

Theranos promised to replace the lab and democratize diagnosis; instead, it built a billion-dollar illusion on secrecy, prestige, and machines that could not do what the company claimed. How long can a fraud survive when the blood is the evidence?

2003 - 2018Americas2003–2018

Quick Facts

Period
2003 - 2018
Region
Americas
Key Figures
Elizabeth Holmes, John Carreyrou, Richard M. Fuisz +2 more

Key Figures

The Story

This narrative combines documented history with dramatized scenes for storytelling purposes.

Timeline

Theranos is founded

**2003** — Elizabeth Holmes incorporates Theranos while still a teenager after leaving Stanford. The company is built around the claim that blood testing can be miniaturized and made far cheaper than the laboratory model then in use.

The retail health pitch reaches major investors

**2009-01** — Theranos presents itself as a breakthrough diagnostics company to venture backers and strategic partners. The pitch emphasizes finger-stick testing and a future in which lab work becomes faster, cheaper, and less invasive.

Walgreens partnership expands public reach

**2013-09** — Theranos begins placing testing services in Walgreens locations, turning a startup narrative into a consumer-facing healthcare product. The move gives the company legitimacy and exposes more patients to its claims.

Wall Street Journal investigation challenges the technology

**2015-10-16** — John Carreyrou's reporting questions whether Theranos is using its own devices for the tests it advertises. The story becomes a turning point by moving suspicion into the public record.

CMS inspection reveals major lab problems

**2015-10** — Federal inspectors examine Theranos laboratories and identify serious quality-control issues. The findings threaten the company’s laboratory certification and undermine its public claims.

Theranos shuts down its clinical labs and voids results

**2016-07** — After regulatory action, Theranos halts testing at its Newark laboratory and later voids thousands of test results that had been issued from the site. The company’s medical credibility begins to collapse in public.

SEC files civil fraud charges

**2018-03-14** — The Securities and Exchange Commission brings a civil complaint against Holmes and Balwani, alleging investor fraud and false claims about Theranos technology and revenue. The filing publicly names the company’s deception in legal form.

Federal criminal charges are announced

**2018-06-15** — The U.S. Department of Justice announces criminal charges against Holmes and Balwani. Prosecutors allege wire fraud and conspiracy in connection with investors, doctors, and patients.

Holmes trial begins

**2021-08-31** — Jury selection and opening proceedings start in Elizabeth Holmes's federal trial in San Jose. The case centers on whether she knowingly lied about Theranos's ability to perform blood tests as advertised.

Holmes is convicted on multiple fraud counts

**2022-01-03** — A federal jury finds Holmes guilty on four counts related to investor fraud. The verdict marks the formal collapse of the founder legend that had sustained Theranos for years.

Balwani is convicted

**2022-07-07** — A separate federal jury convicts Sunny Balwani on fraud charges tied to his role at Theranos. The verdict extends criminal responsibility beyond Holmes to the company’s operational center.

Sentencing concludes the criminal phase

**2023-11-18** — The federal court sentences Holmes to prison and imposes a term on Balwani as well. Theranos is long defunct, and the criminal case closes the main chapter of public accountability.

Sources

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