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FSLR - First Solar, Inc.

Insider Sale by Gloeckler Markus (CTO)

1 Month
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Trade Summary

2 days ago, Gloeckler Markus, serving as CTO at First Solar, Inc. (FSLR), sold 3,640 shares at $196.95 per share, for a total transaction value of $716,898.00. Following this transaction, Gloeckler Markus now holds 8,037 shares of FSLR.

This sale represents a 31.00% decrease in Gloeckler Markus's stake in the company. This is considered a high-conviction trade given the significant change in ownership.

The trade was executed on Wednesday, March 4, 2026 and publicly disclosed via SEC Form 4 filing on Thursday, March 5, 2026, 1 day after the trade was made.

First Solar, Inc. operates in the TECHNOLOGY sector, specifically within the SOLAR industry. Insider selling activity in this sector can provide valuable signals about industry trends and company-specific developments.

Gloeckler Markus

Gloeckler Markus

CTO

Markus Gloeckler is the Chief Technology Officer at First Solar, Inc., a leading photovoltaic solar energy manufacturer headquartered in Tempe, Arizona[[1]](https://theorg.com/org/first-solar/org-chart/markus-gloeckler)[[2]](https://www.zoominfo.com/p/Markus-Gloeckler/1670427941). Appointed to the CTO position in July 2020 (subsequently confirmed in November 2020), he is focused on advancing First Solar's Series 6 thin film photovoltaic module platform and has extensive experience guiding strategic research and development activities[[1]](https://theorg.com/org/first-solar/org-chart/markus-gloeckler)[[2]](https://www.zoominfo.com/p/Markus-Gloeckler/1670427941). Gloeckler joined First Solar in 2005 in an engineering capacity and progressed through senior leadership roles, including Vice President and Chief Scientist, before his promotion to Senior Vice President of Module Research and Development[[1]](https://theorg.com/org/first-solar/org-chart/markus-gloeckler). Gloeckler was instrumental in enabling First Solar's achievement of world-record conversion efficiency for cadmium-telluride solar cells[[1]](https://theorg.com/org/first-solar/org-chart/markus-gloeckler). In his role as Vice President of Research, he led the critical thin film technology transfer from General Electric to First Solar following the company's intellectual property acquisition in 2013[[1]](https://theorg.com/org/first-solar/org-chart/markus-gloeckler). He holds an undergraduate degree in microsystems engineering from Regensburg University of Applied Sciences in Germany and a PhD in physics from Colorado State University[[1]](https://theorg.com/org/first-solar/org-chart/markus-gloeckler). As CTO, Gloeckler earns an annual salary of $891,700 and maintains an estimated net worth of approximately $7.74 million based on his shareholdings in First Solar[[3]](https://www.insidertrades.com/first-solar-inc-stock/markus-gloeckler/)[[5]](https://www.benzinga.com/sec/insider-trades/0001819680/Markus-Gloeckler).

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Trade Price

$196.95

Quantity

3,640

Total Value

$716,898.00

Shares Owned

8,037

Trade Date

Wednesday, March 4, 2026

2 days ago

SEC Filing Date

Thursday, March 5, 2026

Filed 1 day after trade

TECHNOLOGYSOLAR

About First Solar, Inc.

Company Overview

No company information available
View news mentioning FSLR

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