Kevin M Stein Insider Trading Activity

Corporate InsiderDirector · CIK 1431675

Total trades

$186.5M

Total volume

Feb 2, 2026

Last activity

TDG

TransDigm Group INC

Kevin M Stein has been net-selling over the last 12 months with 0 purchases and 86 sales across 1 company.

TDG is the most-traded position with 86 trades. The largest single transaction was a sale of TDG for $9.5M on Feb 2, 2026.

Performance Scorecard

Forward stock performance after each transaction by Kevin M Stein. Buy returns measure price movement after open-market purchases; sell-avoided measures the loss avoided after open-market sales. Success rate counts trades where the insider's direction was right.

PERIOD	AVG BUY RETURN	AVG SELL AVOIDED	SUCCESS RATE	TRADES
30 days	—	+6.5%	91%	86
90 days	—	+12.6%	99%	86
120 days	—	+14.0%	100%	86

Performance based on stock price movement after each transaction date. Past results do not predict future returns. Not financial advice.

Price & Trades

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TDG · TransDigm Group INC

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Recent Trades

Showing the 50 most recent of 86 disclosed trades.

DATE	TICKER	TYPE	SHARES	PRICE	VALUE	ROLE
Feb 2, 2026	TDG	Sell	218	$1407.76	$307K	Director
Feb 2, 2026	TDG	Sell	2	$1409.71	$3K	Director
Feb 2, 2026	TDG	Sell	6	$1410.98	$8K	Director
Feb 2, 2026	TDG	Sell	1	$1412.26	$1K	Director
Feb 2, 2026	TDG	Sell	175	$1414.04	$247K	Director
Feb 2, 2026	TDG	Sell	58	$1414.36	$82K	Director
Feb 2, 2026	TDG	Sell	52	$1415.63	$74K	Director
Feb 2, 2026	TDG	Sell	48	$1417.44	$68K	Director
Feb 2, 2026	TDG	Sell	112	$1419.43	$159K	Director
Feb 2, 2026	TDG	Sell	223	$1420.51	$317K	Director
Feb 2, 2026	TDG	Sell	861	$1421.73	$1.2M	Director
Feb 2, 2026	TDG	Sell	2,141	$1422.48	$3.0M	Director
Feb 2, 2026	TDG	Sell	40	$1404.68	$56K	Director
Feb 2, 2026	TDG	Sell	3,997	$1423.66	$5.7M	Director
Feb 2, 2026	TDG	Sell	4,859	$1424.47	$6.9M	Director
Feb 2, 2026	TDG	Sell	5,906	$1425.57	$8.4M	Director
Feb 2, 2026	TDG	Sell	5,665	$1426.61	$8.1M	Director
Feb 2, 2026	TDG	Sell	6,665	$1427.38	$9.5M	Director
Feb 2, 2026	TDG	Sell	2,067	$1428.64	$3.0M	Director
Feb 2, 2026	TDG	Sell	1,810	$1429.61	$2.6M	Director
Feb 2, 2026	TDG	Sell	2,017	$1430.26	$2.9M	Director
Feb 2, 2026	TDG	Sell	1,421	$1431.46	$2.0M	Director
Feb 2, 2026	TDG	Sell	1,364	$1432.53	$2.0M	Director
Feb 2, 2026	TDG	Sell	3,093	$1433.46	$4.4M	Director
Feb 2, 2026	TDG	Sell	1,462	$1434.63	$2.1M	Director
Feb 2, 2026	TDG	Sell	810	$1435.63	$1.2M	Director
Feb 2, 2026	TDG	Sell	1,497	$1436.43	$2.2M	Director
Feb 2, 2026	TDG	Sell	428	$1437.40	$615K	Director
Feb 2, 2026	TDG	Sell	270	$1438.91	$389K	Director
Feb 2, 2026	TDG	Sell	720	$1439.56	$1.0M	Director
Feb 2, 2026	TDG	Sell	10	$1440.48	$14K	Director
Jan 14, 2026	TDG	Sell	2,141	$1405.64	$3.0M	Director
Jan 14, 2026	TDG	Sell	3,964	$1406.41	$5.6M	Director
Jan 14, 2026	TDG	Sell	1,522	$1407.34	$2.1M	Director
Jan 8, 2026	TDG	Sell	6,384	$1405.30	$9.0M	Director
Jan 8, 2026	TDG	Sell	1,278	$1406.72	$1.8M	Director
Jan 8, 2026	TDG	Sell	2,722	$1407.46	$3.8M	Director
Jan 8, 2026	TDG	Sell	5,239	$1408.44	$7.4M	Director
Jan 8, 2026	TDG	Sell	480	$1409.57	$677K	Director
Jan 8, 2026	TDG	Sell	930	$1410.65	$1.3M	Director
Jan 8, 2026	TDG	Sell	340	$1413.17	$480K	Director
Jan 5, 2026	TDG	Sell	1,587	$1376.15	$2.2M	Director
Jan 5, 2026	TDG	Sell	560	$1361.59	$762K	Director
Jan 5, 2026	TDG	Sell	20	$1363.08	$27K	Director
Jan 5, 2026	TDG	Sell	160	$1364.57	$218K	Director
Jan 5, 2026	TDG	Sell	255	$1367.18	$349K	Director
Jan 5, 2026	TDG	Sell	716	$1368.11	$980K	Director
Jan 5, 2026	TDG	Sell	3,956	$1369.05	$5.4M	Director
Jan 5, 2026	TDG	Sell	4,457	$1370.12	$6.1M	Director
Jan 5, 2026	TDG	Sell	1,777	$1371.09	$2.4M	Director