Roelofs Nicolas H PHD

Director at Seer, Inc. · on record since Aug 15, 2024
Director at DA32 Life Science Tech Acquisition Corp. · on record since Jul 27, 2021
Senior Vice President at AGILENT TECHNOLOGIES, INC. · on record since Mar 30, 2010
Chief Operating Officer at STRATAGENE CORP · on record since Jun 3, 2004

Insider trading activity of Roelofs Nicolas H PHD

Transactions on record: 78; since Jun 16, 2004

Open-market buys: 0

Open-market sells: 16; $6.1M

Companies traded: 3; last filing Jul 30, 2026

Figures computed from official regulatory filings — .

Companies where Roelofs Nicolas H PHD has traded

Seer, Inc.6 tx · Jul 30, 2026
AGILENT TECHNOLOGIES, INC.71 tx · $12M · Apr 1, 2013
STRATAGENE CORP1 tx · $811K · Jun 16, 2004

Track record of Roelofs Nicolas H PHD

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

Transaction history of Roelofs Nicolas H PHD

Co-insiders of Roelofs Nicolas H PHD

This page republishes public regulatory disclosures.

Company	Filed	Type	Qty	Price	Value · USD	Signals	Src
Seer, Inc.Listing on record	Jul 30, 2026	Award	16,500	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Seer, Inc.Listing on record	Jul 30, 2026	AwardD (derivative)	25,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Seer, Inc.Listing on record	Jul 9, 2025	AwardD (derivative)	25,416	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Seer, Inc.Listing on record	Jul 9, 2025	Award	17,083	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Seer, Inc.Listing on record	Aug 15, 2024	Award	46,886	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Seer, Inc.Listing on record	Aug 15, 2024	AwardD (derivative)	69,470	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
AGILENT TECHNOLOGIES, INC.Listing on record	Apr 1, 2013	Exercise	53,443	29.46 USD	$1.6M	Unusual size	SEC
AGILENT TECHNOLOGIES, INC.Listing on record	Apr 1, 2013	Other	-2,391	42.09 USD	$100.6K		SEC
AGILENT TECHNOLOGIES, INC.Listing on record	Apr 1, 2013	Sell	-53,443	41.87 USD	$2.2M	Unusual size	SEC
AGILENT TECHNOLOGIES, INC.Listing on record	Apr 1, 2013	ExerciseD (derivative)	-53,443	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
AGILENT TECHNOLOGIES, INC.Listing on record	Dec 13, 2012	Exercise	13,198	19.00 USD	$250.8K		SEC
AGILENT TECHNOLOGIES, INC.Listing on record	Dec 13, 2012	Sell	-8,154	40.00 USD	$326.2K		SEC
AGILENT TECHNOLOGIES, INC.Listing on record	Dec 13, 2012	ExerciseD (derivative)	-13,198	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
AGILENT TECHNOLOGIES, INC.Listing on record	Dec 13, 2012	Sell	-13,198	40.00 USD	$527.9K		SEC
AGILENT TECHNOLOGIES, INC.Listing on record	Nov 26, 2012	AwardD (derivative)	60,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
AGILENT TECHNOLOGIES, INC.Listing on record	Nov 20, 2012	Other	-2,306	35.81 USD	$82.6K		SEC
AGILENT TECHNOLOGIES, INC.Listing on record	Nov 15, 2012	Award	15,128	36.33 USD	$549.6K		SEC
AGILENT TECHNOLOGIES, INC.Listing on record	Nov 15, 2012	Other	-6,974	36.33 USD	$253.4K	Unusual size	SEC
AGILENT TECHNOLOGIES, INC.Listing on record	Mar 29, 2012	Other	-1,835	45.67 USD	$83.8K		SEC
AGILENT TECHNOLOGIES, INC.Listing on record	Mar 13, 2012	Exercise	13,192	19.00 USD	$250.6K		SEC
AGILENT TECHNOLOGIES, INC.Listing on record	Mar 13, 2012	Sell	-13,192	45.00 USD	$593.6K		SEC
AGILENT TECHNOLOGIES, INC.Listing on record	Mar 13, 2012	ExerciseD (derivative)	-13,192	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
AGILENT TECHNOLOGIES, INC.Listing on record	Nov 22, 2011	Sell	-2,400	35.85 USD	$86K		SEC
AGILENT TECHNOLOGIES, INC.Listing on record	Nov 22, 2011	ExerciseD (derivative)	-2,400	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
AGILENT TECHNOLOGIES, INC.Listing on record	Nov 22, 2011	Exercise	2,400	19.00 USD	$45.6K		SEC

Company	Filed	Type	Qty	Price	Value · USD	Signals	Src
Seer, Inc.Listing on record	Jul 30, 2026	Award	16,500	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Seer, Inc.Listing on record	Jul 30, 2026	AwardD (derivative)	25,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Seer, Inc.Listing on record	Jul 9, 2025	AwardD (derivative)	25,416	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Seer, Inc.Listing on record	Jul 9, 2025	Award	17,083	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Seer, Inc.Listing on record	Aug 15, 2024	Award	46,886	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Seer, Inc.Listing on record	Aug 15, 2024	AwardD (derivative)	69,470	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
AGILENT TECHNOLOGIES, INC.Listing on record	Apr 1, 2013	Exercise	53,443	29.46 USD	$1.6M	Unusual size	SEC
AGILENT TECHNOLOGIES, INC.Listing on record	Apr 1, 2013	Other	-2,391	42.09 USD	$100.6K		SEC
AGILENT TECHNOLOGIES, INC.Listing on record	Apr 1, 2013	Sell	-53,443	41.87 USD	$2.2M	Unusual size	SEC
AGILENT TECHNOLOGIES, INC.Listing on record	Apr 1, 2013	ExerciseD (derivative)	-53,443	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
AGILENT TECHNOLOGIES, INC.Listing on record	Dec 13, 2012	Exercise	13,198	19.00 USD	$250.8K		SEC
AGILENT TECHNOLOGIES, INC.Listing on record	Dec 13, 2012	Sell	-8,154	40.00 USD	$326.2K		SEC
AGILENT TECHNOLOGIES, INC.Listing on record	Dec 13, 2012	ExerciseD (derivative)	-13,198	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
AGILENT TECHNOLOGIES, INC.Listing on record	Dec 13, 2012	Sell	-13,198	40.00 USD	$527.9K		SEC
AGILENT TECHNOLOGIES, INC.Listing on record	Nov 26, 2012	AwardD (derivative)	60,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
AGILENT TECHNOLOGIES, INC.Listing on record	Nov 20, 2012	Other	-2,306	35.81 USD	$82.6K		SEC
AGILENT TECHNOLOGIES, INC.Listing on record	Nov 15, 2012	Award	15,128	36.33 USD	$549.6K		SEC
AGILENT TECHNOLOGIES, INC.Listing on record	Nov 15, 2012	Other	-6,974	36.33 USD	$253.4K	Unusual size	SEC
AGILENT TECHNOLOGIES, INC.Listing on record	Mar 29, 2012	Other	-1,835	45.67 USD	$83.8K		SEC
AGILENT TECHNOLOGIES, INC.Listing on record	Mar 13, 2012	Exercise	13,192	19.00 USD	$250.6K		SEC
AGILENT TECHNOLOGIES, INC.Listing on record	Mar 13, 2012	Sell	-13,192	45.00 USD	$593.6K		SEC
AGILENT TECHNOLOGIES, INC.Listing on record	Mar 13, 2012	ExerciseD (derivative)	-13,192	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
AGILENT TECHNOLOGIES, INC.Listing on record	Nov 22, 2011	Sell	-2,400	35.85 USD	$86K		SEC
AGILENT TECHNOLOGIES, INC.Listing on record	Nov 22, 2011	ExerciseD (derivative)	-2,400	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
AGILENT TECHNOLOGIES, INC.Listing on record	Nov 22, 2011	Exercise	2,400	19.00 USD	$45.6K		SEC