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Frontier Group Holdings, Inc. planned insider sales

In the last twelve months insiders at Frontier Group Holdings, Inc. filed 26 Form 144 notices of planned sales, 13.2 million shares worth $98.4 million at the time of filing, from 13 sellers. The latest, filed 4 September 2026: Alexandre Clerc (officer), 3,480 shares worth $19,870, planned for around 4 September 2026 through UBS Financial Services Inc.

FiledSellerRelationshipSharesValuePlanned saleSold, per Form 4BrokerHow acquiredFiling
4 September 2026Alexandre ClercOfficer3,480$19,8704 September 20263,480 shares from 4 September 2026UBS Financial Services IncPSU; RSUForm 144
4 September 2026Schuller SteveOfficer7,500$43,1254 September 20267,500 shares from 4 September 2026UBS Financial Services, Inc.RSUForm 144
5 August 2026Mark MitchellOfficer125,000$968,7505 August 2026125,000 shares from 5 August 2026UBS Financial Services IncRSUForm 144
4 August 2026Joshua WetzelOfficer2,000$16,0004 August 20262,000 shares from 4 August 2026UBS Financial Services IncRSUForm 144
4 August 2026Alexandre ClercOfficer3,068$25,0654 August 20263,068 shares from 4 August 2026UBS Financial Services IncRSUForm 144
4 August 2026Howard DiamondOfficer24,195$199,6094 August 202624,195 shares from 4 August 2026UBS Financial Services IncRSUForm 144
4 August 2026Trevor StedkeOfficer167,277$1.3 million4 August 2026167,277 shares from 4 August 2026UBS Financial Services IncRSUForm 144
3 August 2026Steven SchullerOfficer10,000$75,5373 August 202610,000 shares from 3 August 2026UBS Financial Services IncRSUForm 144
31 July 2026Alexandre ClercOfficer7,142$50,92331 July 20267,142 shares from 31 July 2026UBS Financial Services IncRSUForm 144
9 July 2026Group Holdings - Frontier LLC10% owner11,700,000$90.1 million9 July 202611,700,000 shares from 9 July 2026BofA Securities Inc.Acquired in connection with a distribution from Indigo Frontier Holdings Company, LLC.Form 144
5 June 2026Steven SchullerOfficer10,000$60,0005 June 202610,000 shares from 5 June 2026UBS Financial Services IncRSUForm 144
2 June 2026Alexandre ClercOfficer5,060$30,0062 June 20265,060 shares from 2 June 2026UBS Financial Services IncRSUForm 144
21 May 2026Joshua WetzelOfficer13,500$64,13121 May 202613,500 shares from 21 May 2026UBS Financial Services IncRSUForm 144
7 May 2026Trevor StedkeOfficer83,110$443,8077 May 202683,110 shares from 7 May 2026UBS Financial Services IncPSU; RSUForm 144
10 March 2026Barry BiffleOfficer214,182$790,00010 March 2026No matching Form 4 saleUBS Financial Services IncPSU; RSUForm 144
9 March 2026Barry BiffleOfficer200,000$700,0009 March 2026No matching Form 4 saleUBS Financial Services IncESOP; RSUForm 144
6 February 2026Schuller SteveOfficer5,000$30,0006 February 20265,000 shares from 6 February 2026UBS Financial Services, Inc.RSUForm 144
6 February 2026Biffle BarryOfficer, Director200,000$1.3 million6 February 2026No matching Form 4 saleUBS Financial Services, Inc.Exercise of Stock Option; Exercise of Stock Options; Stock AwardForm 144
4 February 2026Biffle BarryOfficer, Director94,960$526,6964 February 2026No matching Form 4 saleUBS Financial Services, Inc.Exercise of Stock OptionsForm 144
22 January 2026Biffle BarryOfficer, Director5,040$27,77022 January 2026No matching Form 4 saleUBS Financial Services, Inc.Exercise of Stock OptionsForm 144
11 December 2025Biffle BarryOfficer, Director82,627$477,67511 December 2025100,000 shares from 10 December 2025UBS Financial Services, Inc.Exercise of Stock Options; RSUForm 144
10 December 2025Schuller SteveOfficer5,000$30,00010 December 20255,000 shares from 10 December 2025UBS Financial Services, Inc.RSUForm 144
10 December 2025Biffle BarryOfficer, Director17,373$104,42210 December 2025No matching Form 4 saleUBS Financial Services, Inc.RSUForm 144
8 December 2025Biffle BarryOfficer, Director100,000$554,2908 December 2025100,000 shares from 8 December 2025UBS Financial Services, Inc.Exercise of stock options; RSUForm 144
5 December 2025Biffle BarryOfficer, Director44,813$226,2255 December 2025100,000 shares from 4 December 2025UBS Financial Services, Inc.RSUForm 144
4 December 2025Biffle BarryOfficer, Director55,187$277,9004 December 2025No matching Form 4 saleUBS Financial Services, Inc.Exercise of Stock Options; RSUForm 144
A Form 144 is the notice an insider files with the SEC before selling restricted or control shares over the Rule 144 thresholds; it says what may be sold, not what was.
Read moreValue is the filer's own aggregate market value. Sold, per Form 4: the same seller's open-market sales on Form 4 from the notice's date to 90 days after, added up, as they appear on the insiders page; a holder who files no Form 4, such as some large holders, never shows one. What is a Form 144?