Koralewski Michael Insider Trading Activity

Corporate InsiderChief Supply Chain Officer · CIK 1819693

Total trades

$1.7M

Total volume

Aug 3, 2026

Last activity

FSLR

FIRST SOLAR, INC.

Koralewski Michael has been net-selling over the last 12 months with 0 purchases and 8 sales across 1 company.

FSLR is the most-traded position with 8 trades. The largest single transaction was a sale of FSLR for $763K on Aug 3, 2026.

Performance Scorecard

Forward stock performance after each transaction by Koralewski Michael. Buy returns measure price movement after open-market purchases; sell-avoided measures the loss avoided after open-market sales. Success rate counts trades where the insider's direction was right.

PERIOD	AVG BUY RETURN	AVG SELL AVOIDED	SUCCESS RATE	TRADES
30 days	—	-7.3%	33%	9
90 days	—	-34.2%	0%	8
120 days	—	-17.5%	13%	8

Performance based on stock price movement after each transaction date. Past results do not predict future returns. Not financial advice.

Price & Trades

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FSLR · FIRST SOLAR, INC.

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Recent Trades

DATE	TICKER	TYPE	SHARES	PRICE	VALUE	Δ OWNED	ROLE
Aug 3, 2026	FSLR	Sell	3,500	$218.02	$763K	−23.9%	Chief Supply Chain Officer
May 5, 2026	FSLR	Sell	215	$215.63	$46K	−1.4%	Chief Supply Chain Officer
Mar 16, 2026	FSLR	Sell	264	$200.80	$53K	−1.8%	Chief Supply Chain Officer
Mar 9, 2026	FSLR	Sell	78	$190.36	$15K	−0.5%	Chief Supply Chain Officer
Mar 9, 2026	FSLR	Sell	180	$190.36	$34K	−1.3%	Chief Supply Chain Officer
Mar 9, 2026	FSLR	Sell	265	$190.36	$50K	−1.8%	Chief Supply Chain Officer
Mar 9, 2026	FSLR	Sell	233	$190.36	$44K	−1.6%	Chief Supply Chain Officer
Mar 3, 2026	FSLR	Sell	1,330	$195.93	$261K	−9.4%	Chief Supply Chain Officer
Jun 2, 2025	FSLR	Sell	2,951	$158.21	$467K	−20.6%	Chief Supply Chain Officer