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Simpson Thacher Atty Says Patriot Nat'l Founder Sank Co.

Reported by Law360
Jul 27, 2026· 2 min read
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Key Takeaways
  • • A Simpson Thacher & Bartlett LLP partner testified in a Florida state malpractice trial that Patriot National Inc.'s founder was willing to forgo establishing a price floor on Series B warrants, a decision the founder now claims contributed to the company's collapse.
  • • The testimony centers on warrant valuation terms and suggests potential attorney liability in structuring financial instruments that the founder disputes as detrimental to the company's viability.
  • • The malpractice claim implicates Simpson Thacher's role in advising on warrant issuance terms, with the founder arguing that inadequate protections on warrant value directly harmed the enterprise.
  • • The trial is currently underway in Florida state court, with the defendant law firm's legal team presenting its position on the scope and nature of advice provided during the company's financing activities.
Summary
A Florida state malpractice trial brought by Patriot National Inc.'s founder against Simpson Thacher & Bartlett LLP advanced Monday with testimony from a partner at the defendant law firm. The attorney testified regarding the founder's decision-making process around Series B warrant structures, specifically whether price floor protections were established for these financial instruments.

According to the testimony, the founder was amenable to forgoing a floor mechanism on the Series B warrants—a contractual provision that would have established a minimum value threshold for these securities. The founder has since alleged that this omission materially contributed to Patriot National's demise, forming the basis of his malpractice claim against Simpson Thacher.

The case centers on the adequacy of legal advice provided during the company's financing activities. The warrant floor—or lack thereof—appears to be a critical point of dispute, with the founder contending that the law firm either inadequately counseled him on the risks of an unprotected warrant structure or failed to advocate sufficiently for protective terms. The Simpson Thacher attorney's testimony that the founder was "willing to forgo" such protections suggests the defense may argue the client made informed decisions rather than suffering from deficient legal counsel.

This malpractice litigation highlights the significant stakes in venture financing documentation, particularly around warrant terms and valuation mechanisms. For institutional investors and fund managers evaluating counsel performance in similar transactions, the trial outcome may establish precedent regarding attorney liability for financing structures that later prove disadvantageous to portfolio companies or investees.

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Sources

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AlphaMaven summarised this story from the reporting below. Each link opens the original article.

Law360 Simpson Thacher Atty Says Patriot Nat'l Founder Sank Co.