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sellModerate cluster of 310b5-1 plan

Mark R Widmar sold $5.1M of FSLR

Chief Executive Officer at FIRST SOLAR, INC.. 27,708 shares at an average of $185.71, traded Aug 12, 2025, filed Aug 14, 2025.

Warning score
50
Value
$5.1M
27,708 shares
Holdings after
84,182
-25% from before
From 52-week low
+53%
low $120.38, close $184.73
From 52-week high
-28%
high $255.75, as of Aug 12, 2025

Score components

  • Role
    CEO
    +25
  • Trade size
    $5.1M at market
    +25
  • Share of holdings sold
    Sold 25% of holdings
    +5
  • Cluster
    3 insiders selling within 14 days
    +15
  • 10b5-1 plan
    Pre-scheduled under a 10b5-1 plan
    -20

What happened after comparable sells

Same side and tier, against the S&P 500, at 1, 3 and 6 months. Shown to Pro users; the whole table is on the backtest page.

This signal so far: 1m +12.0%, 3m +42.5%, 6m +22.4%.

Price around the trade, and since

From a quarter before the trade to today. The arrow is the trade, the circle the day the filing reached EDGAR, which is the first day anyone outside could act; the dotted line is the S&P 500 rebased to that day's close.

FSLROct 13, 2026 · close 186.60
Since filing Aug 14, 2025: +3.6%SPY +22.3% · excess -18.6%

Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value; the dashed line is the close on the filing day, the dotted line SPY rebased to it.Charts by TradingView Lightweight Charts™

Rows in this filing

Every transaction in Form 4 0001127602-25-020485, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Aug 12, 2025SOpen-market sale
Common Stock10b5-1
-200$181.78$36k111,690Aug 14, 2025
Aug 12, 2025SOpen-market sale
Common Stock10b5-1
-900$183.79$165k110,790Aug 14, 2025
Aug 12, 2025SOpen-market sale
Common Stock10b5-1
-14,322$185.04$2.7M96,468Aug 14, 2025
Aug 12, 2025SOpen-market sale
Common Stock10b5-1
-5,456$186.17$1.0M91,012Aug 14, 2025
Aug 12, 2025SOpen-market sale
Common Stock10b5-1
-2,834$186.97$530k88,178Aug 14, 2025
Aug 12, 2025SOpen-market sale
Common Stock10b5-1
-200$187.74$38k87,978Aug 14, 2025
Aug 13, 2025SOpen-market sale
Common Stock10b5-1
-1,367$185.45$254k86,611Aug 14, 2025
Aug 13, 2025SOpen-market sale
Common Stock10b5-1
-581$186.58$108k86,030Aug 14, 2025
Aug 13, 2025SOpen-market sale
Common Stock10b5-1
-786$187.38$147k85,244Aug 14, 2025
Aug 13, 2025SOpen-market sale
Common Stock10b5-1
-274$188.82$52k84,970Aug 14, 2025
Aug 13, 2025SOpen-market sale
Common Stock10b5-1
-788$189.91$150k84,182Aug 14, 2025

Related signals

Other insiders at FIRST SOLAR, INC. and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
11Weak
FSLRsell10b5-1
FIRST SOLAR, INC.
Markus Gloeckler
Chief Technology Officer
$139k
800 shares
-14%
11Weak
FSLRsell10b5-1
FIRST SOLAR, INC.
Markus Gloeckler
Chief Technology Officer
$160k
800 shares
-12%
20Weak
FSLRsell 4
FIRST SOLAR, INC.
Samantha L. Sloan
EVP, Corporate Affairs
$28k
127 shares
-6%
44Moderate
FSLRsell 410b5-1
FIRST SOLAR, INC.
Jason E. Dymbort
General Counsel and Secretary
$923k
3,700 shares
-40%
45Moderate
FSLRsell 410b5-1
FIRST SOLAR, INC.
Michael Koralewski
Chief Supply Chain Officer
$1.6M
7,000 shares
-48%
44Moderate
FSLRsell 410b5-1
FIRST SOLAR, INC.
Markus Gloeckler
Chief Technology Officer
$955k
4,254 shares
-39%
44Moderate
FSLRsell 410b5-1
FIRST SOLAR, INC.
Patrick James Buehler
Chief Product Officer
$906k
3,000 shares
-41%
45Moderate
FSLRsell 410b5-1
FIRST SOLAR, INC.
Caroline Stockdale
Chief People and Comm. Officer
$2.9M
10,628 shares
-31%
45Moderate
FSLRsell 410b5-1
FIRST SOLAR, INC.
Mark R Widmar
Chief Executive Officer
$1.9M
7,172 shares
-8%
45Moderate
FSLRsell 410b5-1
FIRST SOLAR, INC.
Mark R Widmar
Chief Executive Officer
$1.2M
4,815 shares
-5%

Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.

Mark R Widmar sold $5.1M of FSLR | InsiderTell