DIAMOND HOWARD

PrivateCIK: 1671358
Location

DENVER, CO

DIAMOND HOWARD (SVP, GC & Secretary) exercised options at FRONTIER GROUP HOLDINGS, INC.

Option exercise — a mechanical event triggered by vesting or expiry. Not a discretionary conviction trade.

M · 3 exercises
InsiderDIAMOND HOWARDCIK 1671358
Officer· SVP, GC & Secretary
Since Mar 2021
-15.79K
Net shares
Net seller
$96.0K
Total sold
0
Open market trades
0B · 0S
9
Total transactions
36.10K acquired · 51.90K disposed
Non-Derivative Transactions6

Common Stock

Direct
M · Option Exercise

Shares

+18.34K

Price / share

Trade value

% of position

13.4%
2/6/2026
137.01K155.35K

Common Stock

Direct
F · Tax Withholding

Shares

8.02K

Price / share

$5.65

Trade value

$45.32K

% of position

5.2%
2/6/2026
155.35K147.32K

Common Stock

Direct
M · Option Exercise

Shares

+11.33K

Price / share

Trade value

% of position

7.7%
2/8/2026
147.32K158.65K

Common Stock

Direct
F · Tax Withholding

Shares

4.96K

Price / share

$6.52

Trade value

$32.31K

% of position

3.1%
2/8/2026
158.65K153.70K

Common Stock

Direct
M · Option Exercise

Shares

+6.44K

Price / share

Trade value

% of position

4.2%
2/8/2026
153.70K160.14K

Common Stock

Direct
F · Tax Withholding

Shares

2.82K

Price / share

$6.52

Trade value

$18.37K

% of position

1.8%
2/8/2026
160.14K157.32K
Total

Net shares

+20.31K

Net value

-$96.01K

Derivative Transactions3

Restricted Stock Units

Direct
M · Option Exercise
Converts to

Common Stock

18.34K shares

Shares

18.34K

Strike price

Held after

36.67K

Exercisable

2/6/2026

Restricted Stock Units

Direct
M · Option Exercise
Converts to

Common Stock

11.33K shares

Shares

11.33K

Strike price

Held after

0.00

Exercisable

2/8/2026

Restricted Stock Units

Direct
M · Option Exercise
Converts to

Common Stock

6.44K shares

Shares

6.44K

Strike price

Held after

0.00

Exercisable

2/8/2026
DIAMOND HOWARD — Insider Transaction (Form 4) Filed Feb 10, 2026 | Finecho