SMALL ROBERT J sold 10.5% of their position (60K shares) of TRANSDIGM GROUP INC on the open market

Open‑market sale worth $80.61M — a moderate reduction. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 22 sales

SMALL ROBERT J

Filed: 3/10/2025ACC: 0000919574-25-001878

InsiderSMALL ROBERT JCIK 1234544

→

IssuerTRANSDIGM GROUP INCCIK 1260221

Director

Since Feb 2026

-60K

Net shares

Net seller

$80.61M

Total sold

Open market trades

0B · 22S

Total transactions

60K disposed

Non-Derivative Transactions22

Common Stock

Indirect

S · Sale

−694.00

Price / share

$1.34K

Trade value

$930.60K

% of position

0.7%

3/6/2025

100.96K→100.27K

Common Stock

Indirect

S · Sale

−9.31K

Price / share

$1.34K

Trade value

$12.48M

% of position

1.6%

3/6/2025

567.32K→558.02K

Common Stock

Indirect

S · Sale

−694.00

Price / share

$1.34K

Trade value

$932.50K

% of position

0.7%

3/6/2025

100.27K→99.57K

Common Stock

Indirect

S · Sale

−9.31K

Price / share

$1.34K

Trade value

$12.50M

% of position

1.7%

3/6/2025

558.02K→548.71K

Common Stock

Indirect

S · Sale

−417.00

Price / share

$1.35K

Trade value

$561.65K

% of position

0.4%

3/6/2025

99.57K→99.16K

Common Stock

Indirect

S · Sale

−5.58K

Price / share

$1.35K

Trade value

$7.52M

% of position

1.0%

3/6/2025

548.71K→543.13K

Common Stock

Indirect

S · Sale

−278.00

Price / share

$1.35K

Trade value

$374.69K

% of position

0.3%

3/6/2025

99.16K→98.88K

Common Stock

Indirect

S · Sale

−3.72K

Price / share

$1.35K

Trade value

$5.02M

% of position

0.7%

3/6/2025

543.13K→539.41K

Common Stock

Indirect

S · Sale

−347.00

Price / share

$1.35K

Trade value

$468.40K

% of position

0.4%

3/6/2025

98.88K→98.53K

Common Stock

Indirect

S · Sale

−4.65K

Price / share

$1.35K

Trade value

$6.28M

% of position

0.9%

3/6/2025

539.41K→534.75K

Common Stock

Indirect

S · Sale

−347.00

Price / share

$1.35K

Trade value

$469.47K

% of position

0.4%

3/6/2025

98.53K→98.19K

Common Stock

Indirect

S · Sale

−4.65K

Price / share

$1.35K

Trade value

$6.30M

% of position

0.9%

3/6/2025

534.75K→530.10K

Common Stock

Indirect

S · Sale

−520.00

Price / share

$1.34K

Trade value

$695.23K

% of position

0.5%

3/7/2025

98.19K→97.67K

Common Stock

Indirect

S · Sale

−7.48K

Price / share

$1.34K

Trade value

$10M

% of position

1.4%

3/7/2025

530.10K→522.62K

Common Stock

Indirect

S · Sale

−130.00

Price / share

$1.34K

Trade value

$173.98K

% of position

0.1%

3/7/2025

97.67K→97.53K

Common Stock

Indirect

S · Sale

−1.87K

Price / share

$1.34K

Trade value

$2.50M

% of position

0.4%

3/7/2025

522.62K→520.75K

Common Stock

Indirect

S · Sale

−195.00

Price / share

$1.34K

Trade value

$261.09K

% of position

0.2%

3/7/2025

97.53K→97.34K

Common Stock

Indirect

S · Sale

−2.81K

Price / share

$1.34K

Trade value

$3.76M

% of position

0.5%

3/7/2025

520.75K→517.95K

Common Stock

Indirect

S · Sale

−195.00

Price / share

$1.34K

Trade value

$261.29K

% of position

0.2%

3/7/2025

97.34K→97.14K

Common Stock

Indirect

S · Sale

−2.81K

Price / share

$1.34K

Trade value

$3.76M

% of position

0.5%

3/7/2025

517.95K→515.14K

Common Stock

Indirect

S · Sale

−261.00

Price / share

$1.34K

Trade value

$350.02K

% of position

0.3%

3/7/2025

97.14K→96.88K

Common Stock

Indirect

S · Sale

−3.74K

Price / share

$1.34K

Trade value

$5.01M

% of position

0.7%

3/7/2025

515.14K→511.40K

Total

Net shares

−60K

Net value

-$80.61M

Security	Date	Type	Shares	Price / Share	Trade Value	% of Position	Held Before	Held After
Common Stock Indirect	3/6/2025	S · Sale	−694.00	$1.34K	$930.60K	0.7%	100.96K	100.27K
Common Stock Indirect	3/6/2025	S · Sale	−9.31K	$1.34K	$12.48M	1.6%	567.32K	558.02K
Common Stock Indirect	3/6/2025	S · Sale	−694.00	$1.34K	$932.50K	0.7%	100.27K	99.57K
Common Stock Indirect	3/6/2025	S · Sale	−9.31K	$1.34K	$12.50M	1.7%	558.02K	548.71K
Common Stock Indirect	3/6/2025	S · Sale	−417.00	$1.35K	$561.65K	0.4%	99.57K	99.16K
Common Stock Indirect	3/6/2025	S · Sale	−5.58K	$1.35K	$7.52M	1.0%	548.71K	543.13K
Common Stock Indirect	3/6/2025	S · Sale	−278.00	$1.35K	$374.69K	0.3%	99.16K	98.88K
Common Stock Indirect	3/6/2025	S · Sale	−3.72K	$1.35K	$5.02M	0.7%	543.13K	539.41K
Common Stock Indirect	3/6/2025	S · Sale	−347.00	$1.35K	$468.40K	0.4%	98.88K	98.53K
Common Stock Indirect	3/6/2025	S · Sale	−4.65K	$1.35K	$6.28M	0.9%	539.41K	534.75K
Common Stock Indirect	3/6/2025	S · Sale	−347.00	$1.35K	$469.47K	0.4%	98.53K	98.19K
Common Stock Indirect	3/6/2025	S · Sale	−4.65K	$1.35K	$6.30M	0.9%	534.75K	530.10K
Common Stock Indirect	3/7/2025	S · Sale	−520.00	$1.34K	$695.23K	0.5%	98.19K	97.67K
Common Stock Indirect	3/7/2025	S · Sale	−7.48K	$1.34K	$10M	1.4%	530.10K	522.62K
Common Stock Indirect	3/7/2025	S · Sale	−130.00	$1.34K	$173.98K	0.1%	97.67K	97.53K
Common Stock Indirect	3/7/2025	S · Sale	−1.87K	$1.34K	$2.50M	0.4%	522.62K	520.75K
Common Stock Indirect	3/7/2025	S · Sale	−195.00	$1.34K	$261.09K	0.2%	97.53K	97.34K
Common Stock Indirect	3/7/2025	S · Sale	−2.81K	$1.34K	$3.76M	0.5%	520.75K	517.95K
Common Stock Indirect	3/7/2025	S · Sale	−195.00	$1.34K	$261.29K	0.2%	97.34K	97.14K
Common Stock Indirect	3/7/2025	S · Sale	−2.81K	$1.34K	$3.76M	0.5%	517.95K	515.14K
Common Stock Indirect	3/7/2025	S · Sale	−261.00	$1.34K	$350.02K	0.3%	97.14K	96.88K
Common Stock Indirect	3/7/2025	S · Sale	−3.74K	$1.34K	$5.01M	0.7%	515.14K	511.40K
Total			−60K		-$80.61M

Derivative Transactions0

No derivative transactions reported

Non-Derivative Holdings (Post-Transaction)2

Common Stock

Direct

Shares owned15.54K

Common Stock

Indirect

Shares owned60.25K

Total

15.54K direct·60.25K indirect75.78K

Security Title	Shares Owned	Ownership Type
Common Stock	15.54K	Direct
Common Stock	60.25K	Indirect
Total	75.78K	15.54K direct·60.25K indirect

Derivative Holdings (Post-Transaction)0

No derivative holdings reported