Chai Nelson

Chief Financial Officer at ARCHIPELAGO HOLDINGS INC · on record since Jan 4, 2006
CFO and Mgmt Cmtee Member at NYSE Group, Inc. · on record since Apr 3, 2007
EVP & Chief Financial Officer at MERRILL LYNCH & CO., INC. · on record since Jul 31, 2008
Director at THERMO FISHER SCIENTIFIC INC. · on record since Dec 15, 2010
Director at CHUBB CORP · on record since May 26, 2026
Co-President at CIT GROUP INC · on record since Aug 5, 2015
Chief Financial Officer at Uber Technologies, Inc · on record since May 13, 2019

Insider trading activity of Chai Nelson

Transactions on record: 710; since Aug 13, 2004

Open-market buys: 3; $521.8K

Open-market sells: 405; $15.3M

Companies traded: 8; last filing May 26, 2026

Figures computed from official regulatory filings — .

Companies where Chai Nelson has traded

CHUBB CORP5 tx · $116.3K · May 26, 2026
THERMO FISHER SCIENTIFIC INC.19 tx · $19.5K · May 22, 2026
Uber Technologies, Inc189 tx · $19.6M · Oct 18, 2023
CIT GROUP INC13 tx · $4.2M · Aug 5, 2015
MERRILL LYNCH & CO., INC.9 tx · $568.4K · Jan 5, 2009
NYSE Euronext32 tx · $1.1M · Apr 19, 2007
NYSE Group, Inc.425 tx · $15M · Apr 5, 2007
18 tx · $2.3M · Mar 8, 2006

Track record of Chai Nelson

Insufficient history for a statistical track record (fewer than 5 open-market buys).

Transaction history of Chai Nelson

Co-insiders of Chai Nelson

This page republishes public regulatory disclosures.

Company	Filed	Type	Qty	Price	Value · USD	Signals	Src
CHUBB CORPListing unverified	May 26, 2026	Award	681	—	n/a (No price was disclosed in the filing)		SEC
CHUBB CORPListing unverified	May 26, 2026	Other	-193	330.26 USD	$63.7K		SEC
THERMO FISHER SCIENTIFIC INC.Listing on record	May 22, 2026	Award	499	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
THERMO FISHER SCIENTIFIC INC.Listing on record	May 22, 2025	Award	565	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
CHUBB CORPListing unverified	May 16, 2025	Other	-180	292.05 USD	$52.6K		SEC
CHUBB CORPListing unverified	May 16, 2025	Award	771	—	n/a (No price was disclosed in the filing)		SEC
THERMO FISHER SCIENTIFIC INC.Listing on record	Feb 21, 2025	Buy	16	555.89 USD	$8.9K	conv 45First in 12mo	SEC
THERMO FISHER SCIENTIFIC INC.Listing on record	Feb 21, 2025	Sell	-16	528.09 USD	$8.4K		SEC
THERMO FISHER SCIENTIFIC INC.Listing on record	Feb 21, 2025	Buy	4	535.93 USD	$2.1K	conv 33	SEC
THERMO FISHER SCIENTIFIC INC.Listing on record	May 23, 2024	Award	339	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
CHUBB CORPListing unverified	May 17, 2024	Award	718	—	n/a (No price was disclosed in the filing)		SEC
Uber Technologies, IncListing on record	Oct 18, 2023	Exercise	3,457	—	n/a (No price was disclosed in the filing)		SEC
Uber Technologies, IncListing on record	Oct 18, 2023	Exercise	3,274	—	n/a (No price was disclosed in the filing)		SEC
Uber Technologies, IncListing on record	Oct 18, 2023	Other	-1,672	44.71 USD	$74.8K		SEC
Uber Technologies, IncListing on record	Oct 18, 2023	ExerciseD (derivative)	-1,086	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Uber Technologies, IncListing on record	Oct 18, 2023	ExerciseD (derivative)	-3,457	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Uber Technologies, IncListing on record	Oct 18, 2023	ExerciseD (derivative)	-3,274	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Uber Technologies, IncListing on record	Oct 18, 2023	Other	-555	44.71 USD	$24.8K		SEC
Uber Technologies, IncListing on record	Oct 18, 2023	Other	-1,765	44.71 USD	$78.9K		SEC
Uber Technologies, IncListing on record	Oct 18, 2023	Exercise	1,086	—	n/a (No price was disclosed in the filing)		SEC
Uber Technologies, IncListing on record	Sep 19, 2023	ExerciseD (derivative)	-1,087	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Uber Technologies, IncListing on record	Sep 19, 2023	Other	-1,765	47.52 USD	$83.9K		SEC
Uber Technologies, IncListing on record	Sep 19, 2023	Other	-1,672	47.52 USD	$79.5K		SEC
Uber Technologies, IncListing on record	Sep 19, 2023	Exercise	3,456	—	n/a (No price was disclosed in the filing)		SEC
Uber Technologies, IncListing on record	Sep 19, 2023	Exercise	3,274	—	n/a (No price was disclosed in the filing)		SEC

Company	Filed	Type	Qty	Price	Value · USD	Signals	Src
CHUBB CORPListing unverified	May 26, 2026	Award	681	—	n/a (No price was disclosed in the filing)		SEC
CHUBB CORPListing unverified	May 26, 2026	Other	-193	330.26 USD	$63.7K		SEC
THERMO FISHER SCIENTIFIC INC.Listing on record	May 22, 2026	Award	499	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
THERMO FISHER SCIENTIFIC INC.Listing on record	May 22, 2025	Award	565	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
CHUBB CORPListing unverified	May 16, 2025	Other	-180	292.05 USD	$52.6K		SEC
CHUBB CORPListing unverified	May 16, 2025	Award	771	—	n/a (No price was disclosed in the filing)		SEC
THERMO FISHER SCIENTIFIC INC.Listing on record	Feb 21, 2025	Buy	16	555.89 USD	$8.9K	conv 45First in 12mo	SEC
THERMO FISHER SCIENTIFIC INC.Listing on record	Feb 21, 2025	Sell	-16	528.09 USD	$8.4K		SEC
THERMO FISHER SCIENTIFIC INC.Listing on record	Feb 21, 2025	Buy	4	535.93 USD	$2.1K	conv 33	SEC
THERMO FISHER SCIENTIFIC INC.Listing on record	May 23, 2024	Award	339	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
CHUBB CORPListing unverified	May 17, 2024	Award	718	—	n/a (No price was disclosed in the filing)		SEC
Uber Technologies, IncListing on record	Oct 18, 2023	Exercise	3,457	—	n/a (No price was disclosed in the filing)		SEC
Uber Technologies, IncListing on record	Oct 18, 2023	Exercise	3,274	—	n/a (No price was disclosed in the filing)		SEC
Uber Technologies, IncListing on record	Oct 18, 2023	Other	-1,672	44.71 USD	$74.8K		SEC
Uber Technologies, IncListing on record	Oct 18, 2023	ExerciseD (derivative)	-1,086	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Uber Technologies, IncListing on record	Oct 18, 2023	ExerciseD (derivative)	-3,457	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Uber Technologies, IncListing on record	Oct 18, 2023	ExerciseD (derivative)	-3,274	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Uber Technologies, IncListing on record	Oct 18, 2023	Other	-555	44.71 USD	$24.8K		SEC
Uber Technologies, IncListing on record	Oct 18, 2023	Other	-1,765	44.71 USD	$78.9K		SEC
Uber Technologies, IncListing on record	Oct 18, 2023	Exercise	1,086	—	n/a (No price was disclosed in the filing)		SEC
Uber Technologies, IncListing on record	Sep 19, 2023	ExerciseD (derivative)	-1,087	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Uber Technologies, IncListing on record	Sep 19, 2023	Other	-1,765	47.52 USD	$83.9K		SEC
Uber Technologies, IncListing on record	Sep 19, 2023	Other	-1,672	47.52 USD	$79.5K		SEC
Uber Technologies, IncListing on record	Sep 19, 2023	Exercise	3,456	—	n/a (No price was disclosed in the filing)		SEC
Uber Technologies, IncListing on record	Sep 19, 2023	Exercise	3,274	—	n/a (No price was disclosed in the filing)		SEC