HOWLEY W NICHOLAS

PrivateCIK: 1352573
Location

CLEVELAND, OH

HOWLEY W NICHOLAS (Chief Executive Officer) sold 32.0% of their position (10.13K shares) of TRANSDIGM GROUP INC on the open market

Open‑market sale worth $12.29M — a major position exit. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 23 sales
InsiderHOWLEY W NICHOLASCIK 1352573
IssuerTRANSDIGM GROUP INCCIK 1260221
DirectorOfficer· Chief Executive Officer
Since Nov 2018
-10.13K
Net shares
Net seller
$12.29M
Total sold
23
Open market trades
0B · 23S
25
Total transactions
10.13K acquired · 20.26K disposed
Non-Derivative Transactions24

Common Stock

Indirect
M · Option Exercise

Shares

+10.13K

Price / share

$50.92

Trade value

$515.92K

% of position

47.0%
3/18/2026
21.55K31.68K

Common Stock

Indirect
S · Sale

Shares

202.00

Price / share

$1.21K

Trade value

$243.49K

% of position

0.6%
3/18/2026
31.68K31.48K

Common Stock

Indirect
S · Sale

Shares

507.00

Price / share

$1.21K

Trade value

$611.47K

% of position

1.6%
3/18/2026
31.48K30.97K

Common Stock

Indirect
S · Sale

Shares

91.00

Price / share

$1.21K

Trade value

$109.87K

% of position

0.3%
3/18/2026
30.97K30.88K

Common Stock

Indirect
S · Sale

Shares

324.00

Price / share

$1.21K

Trade value

$391.57K

% of position

1.0%
3/18/2026
30.88K30.56K

Common Stock

Indirect
S · Sale

Shares

1.25K

Price / share

$1.21K

Trade value

$1.51M

% of position

4.1%
3/18/2026
30.56K29.31K

Common Stock

Indirect
S · Sale

Shares

1.38K

Price / share

$1.21K

Trade value

$1.67M

% of position

4.7%
3/18/2026
29.31K27.93K

Common Stock

Indirect
S · Sale

Shares

1.18K

Price / share

$1.21K

Trade value

$1.43M

% of position

4.2%
3/18/2026
27.93K26.75K

Common Stock

Indirect
S · Sale

Shares

2.02K

Price / share

$1.21K

Trade value

$2.46M

% of position

7.6%
3/18/2026
26.75K24.73K

Common Stock

Indirect
S · Sale

Shares

1.16K

Price / share

$1.21K

Trade value

$1.41M

% of position

4.7%
3/18/2026
24.73K23.57K

Common Stock

Indirect
S · Sale

Shares

552.00

Price / share

$1.21K

Trade value

$670.35K

% of position

2.3%
3/18/2026
23.57K23.02K

Common Stock

Indirect
S · Sale

Shares

125.00

Price / share

$1.22K

Trade value

$151.94K

% of position

0.5%
3/18/2026
23.02K22.89K

Common Stock

Indirect
S · Sale

Shares

188.00

Price / share

$1.22K

Trade value

$228.73K

% of position

0.8%
3/18/2026
22.89K22.70K

Common Stock

Indirect
S · Sale

Shares

80.00

Price / share

$1.22K

Trade value

$97.41K

% of position

0.4%
3/18/2026
22.70K22.62K

Common Stock

Indirect
S · Sale

Shares

49.00

Price / share

$1.22K

Trade value

$59.72K

% of position

0.2%
3/18/2026
22.62K22.57K

Common Stock

Indirect
S · Sale

Shares

90.00

Price / share

$1.22K

Trade value

$109.85K

% of position

0.4%
3/18/2026
22.57K22.48K

Common Stock

Indirect
S · Sale

Shares

40.00

Price / share

$1.22K

Trade value

$48.86K

% of position

0.2%
3/18/2026
22.48K22.44K

Common Stock

Indirect
S · Sale

Shares

29.00

Price / share

$1.22K

Trade value

$35.45K

% of position

0.1%
3/18/2026
22.44K22.41K

Common Stock

Indirect
S · Sale

Shares

10.00

Price / share

$1.22K

Trade value

$12.24K

% of position

0.0%
3/18/2026
22.41K22.40K

Common Stock

Indirect
S · Sale

Shares

70.00

Price / share

$1.23K

Trade value

$85.76K

% of position

0.3%
3/18/2026
22.40K22.33K

Common Stock

Indirect
S · Sale

Shares

38.00

Price / share

$1.23K

Trade value

$46.60K

% of position

0.2%
3/18/2026
22.33K22.30K

Common Stock

Indirect
S · Sale

Shares

120.00

Price / share

$1.23K

Trade value

$147.41K

% of position

0.5%
3/18/2026
22.30K22.18K

Common Stock

Indirect
S · Sale

Shares

521.00

Price / share

$1.23K

Trade value

$640.57K

% of position

2.3%
3/18/2026
22.18K21.66K

Common Stock

Indirect
S · Sale

Shares

108.00

Price / share

$1.23K

Trade value

$132.98K

% of position

0.5%
3/18/2026
21.66K21.55K
Total

Net shares

+0.00

Net value

-$11.77M

Derivative Transactions1

Stock Option

Indirect
M · Option Exercise
Converts to

Common Stock

10.13K shares

Shares

10.13K

Strike price

50.92

Held after

7.91K

Exercisable

3/18/2026
HOWLEY W NICHOLAS — Insider Transaction (Form 4) Filed Mar 19, 2026 | Finecho