REISS JOEL

PrivateCIK: 1656109
Location

CLEVELAND, OH

REISS JOEL (Co-Chief Operating Officer) sold 52.0% of their position (3.90K shares) of TRANSDIGM GROUP INC on the open market

Open‑market sale worth $4.83M — a major position exit. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 19 sales
InsiderREISS JOELCIK 1656109
IssuerTRANSDIGM GROUP INCCIK 1260221
Officer· Co-Chief Operating Officer
Since Feb 2026
-3.90K
Net shares
Net seller
$4.83M
Total sold
19
Open market trades
0B · 19S
21
Total transactions
3.90K acquired · 7.80K disposed
Non-Derivative Transactions20

Common Stock

Direct
M · Option Exercise

Shares

+3.90K

Price / share

$284.97

Trade value

$1.11M

% of position

108.3%
8/17/2026
3.60K7.50K

Common Stock

Direct
S · Sale

Shares

140.00

Price / share

$1.23K

Trade value

$172.59K

% of position

1.9%
8/17/2026
7.50K7.36K

Common Stock

Direct
S · Sale

Shares

260.00

Price / share

$1.23K

Trade value

$320.81K

% of position

3.5%
8/17/2026
7.36K7.10K

Common Stock

Direct
S · Sale

Shares

327.00

Price / share

$1.23K

Trade value

$403.82K

% of position

4.6%
8/17/2026
7.10K6.77K

Common Stock

Direct
S · Sale

Shares

373.00

Price / share

$1.24K

Trade value

$460.98K

% of position

5.5%
8/17/2026
6.77K6.40K

Common Stock

Direct
S · Sale

Shares

671.00

Price / share

$1.24K

Trade value

$829.89K

% of position

10.5%
8/17/2026
6.40K5.73K

Common Stock

Direct
S · Sale

Shares

499.00

Price / share

$1.24K

Trade value

$617.70K

% of position

8.7%
8/17/2026
5.73K5.23K

Common Stock

Direct
S · Sale

Shares

340.00

Price / share

$1.24K

Trade value

$421.20K

% of position

6.5%
8/17/2026
5.23K4.89K

Common Stock

Direct
S · Sale

Shares

400.00

Price / share

$1.24K

Trade value

$496K

% of position

8.2%
8/17/2026
4.89K4.49K

Common Stock

Direct
S · Sale

Shares

120.00

Price / share

$1.24K

Trade value

$148.89K

% of position

2.7%
8/17/2026
4.49K4.37K

Common Stock

Direct
S · Sale

Shares

112.00

Price / share

$1.24K

Trade value

$139.14K

% of position

2.6%
8/17/2026
4.37K4.26K

Common Stock

Direct
S · Sale

Shares

138.00

Price / share

$1.24K

Trade value

$171.54K

% of position

3.2%
8/17/2026
4.26K4.12K

Common Stock

Direct
S · Sale

Shares

100.00

Price / share

$1.24K

Trade value

$124.39K

% of position

2.4%
8/17/2026
4.12K4.02K

Common Stock

Direct
S · Sale

Shares

145.00

Price / share

$1.25K

Trade value

$180.57K

% of position

3.6%
8/17/2026
4.02K3.88K

Common Stock

Direct
S · Sale

Shares

37.00

Price / share

$1.25K

Trade value

$46.10K

% of position

1.0%
8/17/2026
3.88K3.84K

Common Stock

Direct
S · Sale

Shares

48.00

Price / share

$1.25K

Trade value

$59.87K

% of position

1.3%
8/17/2026
3.84K3.79K

Common Stock

Direct
S · Sale

Shares

60.00

Price / share

$1.25K

Trade value

$74.90K

% of position

1.6%
8/17/2026
3.79K3.73K

Common Stock

Direct
S · Sale

Shares

20.00

Price / share

$1.25K

Trade value

$25.02K

% of position

0.5%
8/17/2026
3.73K3.71K

Common Stock

Direct
S · Sale

Shares

80.00

Price / share

$1.25K

Trade value

$100.17K

% of position

2.2%
8/17/2026
3.71K3.63K

Common Stock

Direct
S · Sale

Shares

30.00

Price / share

$1.25K

Trade value

$37.59K

% of position

0.8%
8/17/2026
3.63K3.60K
Total

Net shares

+0.00

Net value

-$3.72M

Derivative Transactions1

Stock Option

Direct
M · Option Exercise
Converts to

Common Stock

3.90K shares

Shares

3.90K

Strike price

284.97

Held after

8K

Exercisable

8/17/2026