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sellStrong cluster of 6

Mark Christopher Mitchell sold $1.0M of ULCC

SVP & CFO at Frontier Group Holdings, Inc.. 125,000 shares at an average of $8.09, traded Aug 5, 2026, filed Aug 6, 2026.

Warning score
82
Value
$1.0M
125,000 shares
Holdings after
53,785
-70% from before
From 52-week low
+157%
low $3.10, close $7.95
From 52-week high
-1%
high $8.06, as of Aug 5, 2026

Score components

  • Role
    CFO
    +22
  • Trade size
    $1.0M at market
    +25
  • Share of holdings sold
    Sold 70% of holdings
    +20
  • Cluster
    6 insiders selling within 14 days
    +15

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.

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.

ULCCOct 13, 2026 · close 5.58
Since filing Aug 6, 2026: -26.4%SPY +1.5% · excess -27.9%

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 0001854386-26-000003, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Aug 5, 2026SOpen-market sale
Common Stock
-125,000$8.09$1.0M53,785Aug 6, 2026

Related signals

Other insiders at Frontier Group Holdings, Inc. and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
23Weak
ULCCsell 2
Frontier Group Holdings, Inc.
Alexandre Clerc
SVP, Customers
$20k
3,480 shares
-9%
9Weak
ULCCsell 210b5-1
Frontier Group Holdings, Inc.
Steve Schuller
SVP, Human Resources
$45k
7,500 shares
-9%
47Moderate
ULCCsell 6
Frontier Group Holdings, Inc.
Howard Diamond
EVP, Legal & Corporate Affairs
$200k
24,195 shares
-15%
75Notable
ULCCsell 6
Frontier Group Holdings, Inc.
Trevor J. Stedke
Sr. Vice President, Operations
$1.3M
167,277 shares
-100%
35Weak
ULCCsell 6
Frontier Group Holdings, Inc.
Josh A Wetzel
VP & CAO
$16k
2,000 shares
-17%
43Moderate
ULCCsell 6
Frontier Group Holdings, Inc.
Alexandre Clerc
SVP, Customers
$76k
10,210 shares
-21%
43Moderate
ULCCsell 6
Frontier Group Holdings, Inc.
Steve Schuller
SVP, Human Resources
$76k
10,000 shares
-10%
47Moderate
ULCCsell
Frontier Group Holdings, Inc.
Group Holdings - Frontier LLC
owner
$84M
11,700,000 shares
-34%
30Weak
ULCCsell 2
Frontier Group Holdings, Inc.
Steve Schuller
SVP, Human Resources
$60k
10,000 shares
-9%
35Weak
ULCCsell 3
Frontier Group Holdings, Inc.
Alexandre Clerc
SVP, Customers
$30k
5,060 shares
-10%

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 Christopher Mitchell sold $1.0M of ULCC | InsiderTell