InsiderSignal.AI

InsiderSignal.ai

FSLR - First Solar, Inc.

Insider Sale by Gloeckler Markus (CTO)

1 Month
After Trade
Before Trade

Loading data...

Trade Summary

2 days ago, Gloeckler Markus, serving as CTO at First Solar, Inc. (FSLR), sold 368 shares at $200.80 per share, for a total transaction value of $73,894.00. Following this transaction, Gloeckler Markus now holds 10,348 shares of FSLR.

This sale represents a 3.00% decrease in Gloeckler Markus's stake in the company. This is considered a medium-conviction trade.

The trade was executed on Monday, March 16, 2026 and publicly disclosed via SEC Form 4 filing on Tuesday, March 17, 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).

View full insider profile →

Trade Price

$200.80

Quantity

368

Total Value

$73,894.00

Shares Owned

10,348

Trade Date

Monday, March 16, 2026

2 days ago

SEC Filing Date

Tuesday, March 17, 2026

Filed 1 day after trade

TECHNOLOGYSOLAR

About First Solar, Inc.

Company Overview

No company information available
View news mentioning FSLR

💬 Want Deeper Insight?

Use our AI assistant to ask questions about this trade, the insider, or the company.

Chat with AI

Share this trade

https://insidersignal.ai/trade/4871252

🚀 Track Insider Trades in Real-Time

Create a free account to access our full database of insider trades, AI-powered analysis, price alerts, and discover what corporate executives are buying and selling.

Create Free AccountLearn More

✓ Free forever plan available  •  ✓ No credit card required  •  ✓ Cancel anytime