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First Solar, Inc.

FSLR
Exchange
Nasdaq
Industry
Semiconductors & Related Devices
SEC CIK
0001274494

In the last 90 days, First Solar, Inc. insiders filed 0 open-market purchases and 5 sales; 1,012 institutions reported holding it in 13F filings for Q2 2026, worth $23.4B in total; Soros Fund Management is the only superinvestor holding it.

Open-market trades, last 90 days

Open-market purchases (P) and sales (S) by First Solar, Inc. insiders, counted by Form 4 filing. Trades with a flagged price and duplicate filings are left out.

Open-market buys
0 filings
Open-market sells
5 filings
4 insiders, $3.62M in total
Insiders trading
4
Net value
−$3.62M
Purchases minus sales

Insider roster

Directors, officers and 10% owners who have filed a Form 4 for First Solar, Inc., current and former, most recent filer first. Last reported holding is the position after the last non-derivative trade in their latest filing.

Insider roster for First Solar, Inc.
NameTitleLast reported holdingLast filingFilings, past year
Sloan Samantha L.EVP, Corporate Affairs2,353Sep 3, 20267
Gloeckler MarkusChief Technology Officer5,842Sep 2, 20267
Dymbort Jason E.General Counsel and Secretary5,624Aug 12, 20266
Koralewski MichaelChief Supply Chain Officer7,642Aug 5, 20265
Ahearn Michael JDirector66,057Aug 5, 20265
George Anita M.Director5,171Jul 1, 20264
Kro Lisa ADirector4,599IndirectJul 1, 20264
Morgan Curtis ADirector223Jul 1, 20261
Post William JDirector27,385IndirectJul 1, 20264
Stebbins Paul HDirector15,950IndirectJul 1, 20265
Sweeney Michael TDirector14,325Jul 1, 20265
Renduchintala Venkata S MDirector2,133Jul 1, 20264
Wright Norman L.Director5,009Jul 1, 20264
Buehler Patrick JamesChief Product Officer4,406Jun 3, 20265
Stockdale CarolineChief People and Comm. Officer23,792Jun 1, 20265
Widmar Mark RChief Executive Officer81,861May 27, 20267
Verma Kuntal KumarChief Manufacturing Officer4,967May 22, 202610
Theurer Nathan B.VP - Global Controller and CAO0May 8, 20267
Antoun GeorgesChief Commercial Officer19,918May 5, 20265
Bradley Alexander R.Chief Financial Officer30,712May 5, 20264
Joseph MollyDirector16,195Jul 1, 20250
Jeffers Byron MichaelVP - Global Controller and CAO0Aug 13, 20240
Kennedy R CraigDirector14,108Jul 1, 20240
Hambro George ADirector25,599IndirectJul 1, 20240
Chapman Richard DDirector1,245Jul 1, 20240
Allen Sharon L.Director24,813Jul 1, 20220
Hollister Kathryn ADirector2,846Jul 1, 20220

Insider trades

Each row adds up one type of transaction in one Form 4 filing. Only open-market purchases (P) and sales (S) are shown by default; use the filters to see grants, option exercises and other codes.

Insider trades
Filed (ET)Trade dateFiling delayInsiderTransactionSharesAvg priceValueHolding changeFlags
Mar 17, 2023 (view filing)Mar 161 dayJeffers Byron MichaelVP - Global Controller and CAOSSale−239$202.40−$48.4K−100.0%0 after
May 15, 2023 (view filing)May 123 daysStebbins Paul HDirectorSSale−2.50K$229.31−$573.3K−8.0%28.8K after
May 17, 2023 (view filing)May 161 dayPost William JDirectorSSale−10.0K$218.52−$2.19M−29.2%24.2K after
May 22, 2023 (view filing)May 22Same daySweeney Michael TDirectorSSale−7.00K$205.14−$1.44M−26.3%19.6K after
Jun 7, 2023 (view filing)Jun 61 dayWidmar Mark RChief Executive OfficerSSale−39.9K$199.97−$7.99M−30.7%90.2K after10b5-1
Jul 11, 2023 (view filing)Jul 101 dayVerma Kuntal KumarChief Manufacturing OfficerSSale−3.00K$187.52−$562.6K−48.1%3.24K after10b5-1
Jul 19, 2023 (view filing)Jul 17-182 daysWidmar Mark RChief Executive OfficerSSale−6.14K$206.76−$1.27M−6.8%84.0K after2 lots10b5-1
Aug 1, 2023 (view filing)Jul 284 daysWidmar Mark RChief Executive OfficerSSale−2.16K$223.41−$482.6K−2.6%81.9K after10b5-1
Aug 3, 2023 (view filing)Aug 21 dayBradley Alexander R.Chief Financial OfficerSSale−5.50K$194.36−$1.07M−11.8%40.9K after8 lots10b5-1
Aug 8, 2023 (view filing)Aug 71 dayKennedy R CraigDirectorSSale−1.50K$192.92−$289.4K−8.3%16.6K after
Aug 16, 2023 (view filing)Aug 142 daysAntoun GeorgesChief Commercial OfficerSSale−12.3K$202.89−$2.50M−20.9%46.8K after14 lots10b5-1
Aug 22, 2023 (view filing)Aug 211 dayGloeckler MarkusChief Technology OfficerSSale−464$182.00−$84.4K−5.7%7.65K after10b5-1
Sep 5, 2023 (view filing)Sep 14 daysBradley Alexander R.Chief Financial OfficerSSale−5.50K$186.22−$1.02M−13.4%35.4K after6 lots10b5-1
Oct 3, 2023 (view filing)Oct 21 dayBradley Alexander R.Chief Financial OfficerSSale−5.00K$158.23−$791.1K−14.1%30.4K after5 lots10b5-1
Nov 1, 2023 (view filing)Oct 302 daysVerma Kuntal KumarChief Manufacturing OfficerSSale−1.62K$144.16−$233.7K−50.0%1.62K after10b5-1
Dec 4, 2023 (view filing)Dec 13 daysAntoun GeorgesChief Commercial OfficerSSale−2.40K$158.00−$379.2K−5.1%44.4K after10b5-1
Dec 20, 2023 (view filing)Dec 191 dayAntoun GeorgesChief Commercial OfficerSSale−2.40K$176.02−$422.4K−5.4%42.0K after10b5-1
Mar 5, 2024 (view filing)Mar 14 daysStebbins Paul HDirectorSSale−5.00K$157.51−$787.5K−16.9%24.6K after
Mar 5, 2024 (view filing)Mar 14 daysKennedy R CraigDirectorSSale−1.50K$157.76−$236.6K−8.8%15.6K after
Mar 5, 2024 (view filing)Mar 41 dayAntoun GeorgesChief Commercial OfficerSSale−16.7K$155.55−$2.59M−28.4%42.0K after3 lots10b5-1
Mar 5, 2024 (view filing)Mar 14 daysVerma Kuntal KumarChief Manufacturing OfficerSSale−2.52K$152.74−$384.1K−37.8%4.13K after10b5-1
Mar 5, 2024 (view filing)Mar 14 daysWidmar Mark RChief Executive OfficerSSale−21.2K$152.74−$3.24M−17.1%103.1K after10b5-1
Mar 8, 2024 (view filing)Mar 71 dayGloeckler MarkusChief Technology OfficerSSale−679$160.00−$108.6K−4.5%14.5K after10b5-1
Mar 8, 2024 (view filing)Mar 71 dayVerma Kuntal KumarChief Manufacturing OfficerSSale−787$160.00−$125.9K−13.8%4.92K after10b5-1
Mar 11, 2024 (view filing)Mar 83 daysAntoun GeorgesChief Commercial OfficerSSale−3.24K$162.19−$525.5K−7.1%42.2K after3 lots10b5-1
Mar 20, 2024 (view filing)Mar 182 daysGloeckler MarkusChief Technology OfficerSSale−470$150.00−$70.5K−3.1%14.5K after10b5-1
Mar 20, 2024 (view filing)Mar 191 dayAntoun GeorgesChief Commercial OfficerSSale−356$146.09−$52.0K−0.8%42.2K after10b5-1
Mar 20, 2024 (view filing)Mar 182 daysVerma Kuntal KumarChief Manufacturing OfficerSSale−250$148.34−$37.1K−4.6%5.17K after10b5-1
Apr 2, 2024 (view filing)Apr 11 dayAntoun GeorgesChief Commercial OfficerSSale−2.40K$169.72−$407.3K−5.7%39.8K after10b5-1
Apr 5, 2024 (view filing)Apr 41 dayGloeckler MarkusChief Technology OfficerSSale−1.94K$175.00−$339.0K−13.4%12.5K after10b5-1
Apr 5, 2024 (view filing)Apr 41 dayAntoun GeorgesChief Commercial OfficerSSale−2.40K$176.00−$422.4K−6.0%37.4K after10b5-1
May 7, 2024 (view filing)May 61 dayKennedy R CraigDirectorSSale−2.00K$196.73−$393.5K−12.6%13.9K after2 lots
May 13, 2024 (view filing)May 94 daysChapman Richard DDirectorSSale−3.17K$190.48−$602.9K−75.2%1.04K after2 lots
May 13, 2024 (view filing)May 94 daysChapman Richard DDirectorSSale−3.98K$190.90−$760.7K−18.4%17.7K after
May 22, 2024 (view filing)May 211 dayStockdale CarolineChief People and Comm. OfficerSSale−12.4K$205.00−$2.54M−36.0%22.0K after10b5-1
May 23, 2024 (view filing)May 221 dayChapman Richard DDirectorSSale−7.26K$248.95−$1.81M−41.0%10.4K after
May 23, 2024 (view filing)May 23Same dayStebbins Paul HDirectorSSale−4.00K$250.35−$1.00M−16.1%20.8K after
May 31, 2024 (view filing)May 301 daySweeney Michael TDirectorSSale−4.00K$273.51−$1.09M−19.3%16.7K after2 lots
May 31, 2024 (view filing)May 301 dayKoralewski MichaelChief Supply Chain OfficerSSale−4.65K$272.92−$1.27M−37.4%7.77K after10b5-1
May 31, 2024 (view filing)May 301 dayBradley Alexander R.Chief Financial OfficerSSale−16.1K$274.69−$4.41M−34.4%30.7K after9 lots10b5-1
Jun 4, 2024 (view filing)Jun 31 dayDymbort Jason E.General Counsel and SecretarySSale−2.31K$273.26−$630.7K−14.7%13.4K after10b5-1
Jun 4, 2024 (view filing)Jun 31 dayWidmar Mark RChief Executive OfficerSSale−36.7K$273.26−$10.0M−30.9%81.9K after10b5-1
Jun 21, 2024 (view filing)Jun 201 dayVerma Kuntal KumarChief Manufacturing OfficerSSale−1.62K$260.00−$421.5K−31.4%3.55K after10b5-1
Aug 8, 2024 (view filing)Aug 71 dayJeffers Byron MichaelVP - Global Controller and CAOSSale−1.77K$216.50−$382.3K−77.9%500 after10b5-1
Aug 13, 2024 (view filing)Aug 121 dayJeffers Byron MichaelVP - Global Controller and CAOSSale−500$220.00−$110.0K−100.0%0 after10b5-1
Aug 14, 2024 (view filing)Aug 131 dayBuehler Patrick JamesChief Product OfficerSSale−8.62K$222.00−$1.91M−71.3%3.47K after10b5-1
Nov 4, 2024 (view filing)Oct 314 daysGloeckler MarkusChief Technology OfficerSSale−3.60K$198.52−$714.9K−28.7%8.94K after10b5-1
Mar 3, 2025 (view filing)Feb 283 daysVerma Kuntal KumarChief Manufacturing OfficerSSale−7.47K$136.60−$1.02M−67.8%3.55K after7 lots10b5-1
Mar 3, 2025 (view filing)Feb 283 daysWidmar Mark RChief Executive OfficerSSale−21.5K$141.09−$3.04M−17.2%103.4K after10b5-1
Mar 10, 2025 (view filing)Mar 73 daysAntoun GeorgesChief Commercial OfficerSSale−147$132.96−$19.5K−0.3%52.5K after