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QSI - Quantum-Si Inc

Insider Purchase by Kummeth Charles R. (Dir)

1 Month
After Trade
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Trade Summary

1 week ago, Kummeth Charles R., serving as Dir at Quantum-Si Inc (QSI), purchased 500,000 shares at $0.92 per share, for a total transaction value of $459,800.00. Following this transaction, Kummeth Charles R. now holds 855,000 shares of QSI.

This purchase represents a 141.00% increase in Kummeth Charles R.'s stake in the company. This is considered a high-conviction trade given the significant change in ownership.

The trade was executed on Thursday, March 5, 2026 and publicly disclosed via SEC Form 4 filing on Monday, March 9, 2026, 4 days after the trade was made.

Quantum-Si Inc operates in the HEALTHCARE sector, specifically within the MEDICAL DEVICES industry. Insider buying activity in this sector can provide valuable signals about industry trends and company-specific developments.

Kummeth Charles R.

Kummeth Charles R.

Dir

Charles R. Kummeth is an experienced life sciences executive who serves as the independent, non-executive Chairman of the Board at Quantum-Si (QSI), a position he assumed on May 28, 2024[[1]](https://fintool.com/app/research/companies/QSI/people/charles-kummeth)[[2]](https://www.quantum-si.com/press-releases/quantum-si-appoints-former-bio-techne-president-and-ceo-chuck-kummeth-to-serve-as-independent-chairman-of-the-board-of-directors/). With over 35 years of leadership experience in the life sciences industry, Kummeth brings substantial operational expertise to the company. Most notably, he served as President and Chief Executive Officer of Bio-Techne from April 2013 to February 2024, where he oversaw remarkable growth including annual revenue expansion from $300 million to over $1.1 billion, workforce expansion from 800 to over 3,000 employees, and successful execution of 19 acquisitions while maintaining EBITDA levels of 35% or better[[2]](https://www.quantum-si.com/press-releases/quantum-si-appoints-former-bio-techne-president-and-ceo-chuck-kummeth-to-serve-as-independent-chairman-of-the-board-of-directors/). Under his leadership, Bio-Techne's market capitalization grew from $2.2 billion to a peak of $21 billion, culminating in the company's inclusion in the S&P 500[[2]](https://www.quantum-si.com/press-releases/quantum-si-appoints-former-bio-techne-president-and-ceo-chuck-kummeth-to-serve-as-independent-chairman-of-the-board-of-directors/). Kummeth's career also includes significant roles at Thermo Fisher Scientific, where he served as President of Mass Spectrometry and Chromatography and President of the Laboratory Consumables Division from August 2011 to March 2013[[1]](https://fintool.com/app/research/companies/QSI/people/charles-kummeth). Prior to that, he spent approximately 24 years at 3M Corporation in various roles, culminating as Vice President of the Medical Division[[1]](https://fintool.com/app/research/companies/QSI/people/charles-kummeth)[[2]](https://www.quantum-si.com/press-releases/quantum-si-appoints-former-bio-techne-president-and-ceo-chuck-kummeth-to-serve-as-independent-chairman-of-the-board-of-directors/). He holds a BS in Electrical Engineering from the University of North Dakota, a MS in Computer Science from the University of St. Thomas, and an MBS from the Carlson School of Business at the University of Minnesota[[2]](https://www.quantum-si.com/press-releases/quantum-si-appoints-former-bio-techne-president-and-ceo-chuck-kummeth-to-serve-as-independent-chairman-of-the-board-of-directors/). Beyond his role at Quantum-Si, Kummeth serves on the boards of PerkinElmer, Gentherm, and Orthofix, further demonstrating his standing in the life sciences and healthcare sectors[[2]](https://www.quantum-si.com/press-releases/quantum-si-appoints-former-bio-techne-president-and-ceo-chuck-kummeth-to-serve-as-independent-chairman-of-the-board-of-directors/).

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Trade Price

$0.92

Quantity

500,000

Total Value

$459,800.00

Shares Owned

855,000

Trade Date

Thursday, March 5, 2026

11 days ago

SEC Filing Date

Monday, March 9, 2026

Filed 4 days after trade

HEALTHCAREMEDICAL DEVICES

About Quantum-Si Inc

Company Overview

No company information available
View news mentioning QSI

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