Nelson Chai Thermo Fisher Scientific Inc. (TMO) insider trading activity

Nelson Chai is Director of THERMO FISHER SCIENTIFIC INC.. Currently has a direct ownership of 14,817 shares of TMO, which is worth approximately $6 Million. The most recent transaction as insider was on May 21, 2025, when has been sold 565 shares (Common Stock) at a price of $0.0 per share, resulting in proceeds of $0. This information was disclosed in a Form 4 filing with the Securities and Exchange Commission (SEC).

Shares Held (Direct Ownership) 14.8K

3.96% 3M change

3.99% 12M change

Total Value Held $6 Million

Nelson Chai Transaction History

Date	Transaction	Value	Shares Traded	Shares Held
May 21 2025	BUY Grant, award, or other acquisition	-	565 Added 3.67%	14,817 Common Stock
Feb 19 2025	SELL Open market or private sale	$8,449 $528.09 p/Share	16 Reduced 0.11%	14,252 Common Stock
Dec 09 2024	BUY Open market or private purchase	$2,143 $535.93 p/Share	4 Added 0.03%	14,268 Common Stock
Nov 07 2024	BUY Open market or private purchase	$8,894 $555.89 p/Share	16 Added 0.11%	14,264 Common Stock
May 22 2024	BUY Grant, award, or other acquisition	-	339 Added 2.32%	14,248 Common Stock
May 24 2023	BUY Grant, award, or other acquisition	-	392 Added 2.74%	13,909 Common Stock
May 18 2022	BUY Grant, award, or other acquisition	-	369 Added 2.66%	13,517 Common Stock
May 19 2021	BUY Grant, award, or other acquisition	-	438 Added 3.22%	13,148 Common Stock
May 20 2020	BUY Grant, award, or other acquisition	-	572 Added 4.31%	12,710 Common Stock
May 22 2019	BUY Grant, award, or other acquisition	-	718 Added 5.58%	12,138 Common Stock
May 23 2018	BUY Grant, award, or other acquisition	-	809 Added 6.62%	11,420 Common Stock
May 17 2017	BUY Grant, award, or other acquisition	-	1,024 Added 8.8%	10,611 Common Stock
May 18 2016	BUY Grant, award, or other acquisition	-	1,000 Added 9.45%	9,587 Common Stock
May 20 2015	BUY Grant, award, or other acquisition	-	1,137 Added 11.69%	8,587 Common Stock

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