Lim Jonathan E

Chairman & CEO at Erasca, Inc. · on record since Jul 20, 2021
Chief Executive Officer at Halo Technology Holdings, Inc. · on record since Jan 14, 2010
Director at HALOZYME THERAPEUTICS, INC. · on record since Feb 7, 2007
Director at Halo Technology Holdings, Inc. · on record since Jun 26, 2007
Director at Ignyta, Inc. · on record since Mar 13, 2014
10% owner at Ignyta, Inc. · on record since Mar 13, 2014
Director at Maze Therapeutics, Inc. · on record since Jun 10, 2026
Director at Boundless Bio, Inc. · on record since Jun 15, 2026
President, CEO & Director at Ignyta, Inc. · on record since Dec 27, 2017
President and C. E. O. at HALOZYME THERAPEUTICS, INC. · on record since Mar 24, 2005
Director at Erasca, Inc. · on record since Jul 20, 2021
10% owner at Erasca, Inc. · on record since Jul 20, 2021

Insider trading activity of Lim Jonathan E

Transactions on record: 291; since Aug 18, 2004

Open-market buys: 14; $4.9M

Open-market sells: 207; $3M

Companies traded: 6; last filing Jun 15, 2026

Figures computed from official regulatory filings — .

Companies where Lim Jonathan E has traded

Boundless Bio, Inc.8 tx · Jun 15, 2026
Maze Therapeutics, Inc.9 tx · Jun 10, 2026
Erasca, Inc.13 tx · $4.4M · Jan 30, 2026
Ignyta, Inc.22 tx · $96.3M · Feb 12, 2018
233 tx · $5.1M · Feb 8, 2010
6 tx · $1M · Feb 7, 2007

Track record of Lim Jonathan E

Statistical track record

Free account

Open-market buys: 14

Last buy: Dec 6, 2023

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Transaction history of Lim Jonathan E

Co-insiders of Lim Jonathan E

This page republishes public regulatory disclosures.

Company	Filed	Type	Qty	Price	Value · USD	Signals	Src
Boundless Bio, Inc.Listing on record	Jun 15, 2026	AwardD (derivative)	48,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Maze Therapeutics, Inc.Listing unverified	Jun 10, 2026	AwardD (derivative)	18,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Erasca, Inc.Listing on record	Jan 30, 2026	AwardD (derivative)	2,000,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Maze Therapeutics, Inc.Listing unverified	Sep 24, 2025	AwardD (derivative)	18,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Boundless Bio, Inc.Listing on record	Jun 23, 2025	AwardD (derivative)	24,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Erasca, Inc.Listing on record	Feb 5, 2025	AwardD (derivative)	2,500,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Maze Therapeutics, Inc.Listing unverified	Feb 4, 2025	OtherD (derivative)	-363,703	—	n/a (No price was disclosed in the filing)		SEC
Maze Therapeutics, Inc.Listing unverified	Feb 4, 2025	Other	37,724	—	n/a (No price was disclosed in the filing)		SEC
Maze Therapeutics, Inc.Listing unverified	Feb 4, 2025	OtherD (derivative)	-2,231,381	—	n/a (No price was disclosed in the filing)		SEC
Maze Therapeutics, Inc.Listing unverified	Feb 4, 2025	AwardD (derivative)	9,086	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Maze Therapeutics, Inc.Listing unverified	Feb 4, 2025	AwardD (derivative)	5,704	—	n/a (No price was disclosed in the filing)		SEC
Maze Therapeutics, Inc.Listing unverified	Feb 4, 2025	Other	270,232	—	n/a (No price was disclosed in the filing)		SEC
Maze Therapeutics, Inc.Listing unverified	Feb 4, 2025	OtherD (derivative)	-5,704	—	n/a (No price was disclosed in the filing)		SEC
Erasca, Inc.Listing on record	Jun 21, 2024	AwardD (derivative)	632,759	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Boundless Bio, Inc.Listing on record	Jun 20, 2024	AwardD (derivative)	6,610	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Boundless Bio, Inc.Listing on record	Apr 4, 2024	OtherD (derivative)	-7,326	—	n/a (No price was disclosed in the filing)		SEC
Boundless Bio, Inc.Listing on record	Apr 4, 2024	Other	525,274	—	n/a (No price was disclosed in the filing)		SEC
Boundless Bio, Inc.Listing on record	Apr 4, 2024	OtherD (derivative)	-5,128	—	n/a (No price was disclosed in the filing)		SEC
Boundless Bio, Inc.Listing on record	Apr 4, 2024	OtherD (derivative)	-512,820	—	n/a (No price was disclosed in the filing)		SEC
Boundless Bio, Inc.Listing on record	Mar 29, 2024	AwardD (derivative)	13,219	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Erasca, Inc.Listing on record	Feb 7, 2024	AwardD (derivative)	1,500,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Erasca, Inc.Listing on record	Dec 6, 2023	Buy	721,850	1.69 USD	$1.2M	conv 46	SEC
Erasca, Inc.Listing on record	Dec 6, 2023	Buy	278,150	1.72 USD	$478.4K	conv 42Cluster	SEC
Erasca, Inc.Listing on record	Oct 10, 2023	Buy	1,000,000	2.03 USD	$2M	conv 58Unusual size	SEC
Erasca, Inc.Listing on record	Jun 8, 2023	Buy	100,000	2.75 USD	$275K	conv 49Unusual size	SEC

Company	Filed	Type	Qty	Price	Value · USD	Signals	Src
Boundless Bio, Inc.Listing on record	Jun 15, 2026	AwardD (derivative)	48,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Maze Therapeutics, Inc.Listing unverified	Jun 10, 2026	AwardD (derivative)	18,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Erasca, Inc.Listing on record	Jan 30, 2026	AwardD (derivative)	2,000,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Maze Therapeutics, Inc.Listing unverified	Sep 24, 2025	AwardD (derivative)	18,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Boundless Bio, Inc.Listing on record	Jun 23, 2025	AwardD (derivative)	24,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Erasca, Inc.Listing on record	Feb 5, 2025	AwardD (derivative)	2,500,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Maze Therapeutics, Inc.Listing unverified	Feb 4, 2025	OtherD (derivative)	-363,703	—	n/a (No price was disclosed in the filing)		SEC
Maze Therapeutics, Inc.Listing unverified	Feb 4, 2025	Other	37,724	—	n/a (No price was disclosed in the filing)		SEC
Maze Therapeutics, Inc.Listing unverified	Feb 4, 2025	OtherD (derivative)	-2,231,381	—	n/a (No price was disclosed in the filing)		SEC
Maze Therapeutics, Inc.Listing unverified	Feb 4, 2025	AwardD (derivative)	9,086	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Maze Therapeutics, Inc.Listing unverified	Feb 4, 2025	AwardD (derivative)	5,704	—	n/a (No price was disclosed in the filing)		SEC
Maze Therapeutics, Inc.Listing unverified	Feb 4, 2025	Other	270,232	—	n/a (No price was disclosed in the filing)		SEC
Maze Therapeutics, Inc.Listing unverified	Feb 4, 2025	OtherD (derivative)	-5,704	—	n/a (No price was disclosed in the filing)		SEC
Erasca, Inc.Listing on record	Jun 21, 2024	AwardD (derivative)	632,759	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Boundless Bio, Inc.Listing on record	Jun 20, 2024	AwardD (derivative)	6,610	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Boundless Bio, Inc.Listing on record	Apr 4, 2024	OtherD (derivative)	-7,326	—	n/a (No price was disclosed in the filing)		SEC
Boundless Bio, Inc.Listing on record	Apr 4, 2024	Other	525,274	—	n/a (No price was disclosed in the filing)		SEC
Boundless Bio, Inc.Listing on record	Apr 4, 2024	OtherD (derivative)	-5,128	—	n/a (No price was disclosed in the filing)		SEC
Boundless Bio, Inc.Listing on record	Apr 4, 2024	OtherD (derivative)	-512,820	—	n/a (No price was disclosed in the filing)		SEC
Boundless Bio, Inc.Listing on record	Mar 29, 2024	AwardD (derivative)	13,219	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Erasca, Inc.Listing on record	Feb 7, 2024	AwardD (derivative)	1,500,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Erasca, Inc.Listing on record	Dec 6, 2023	Buy	721,850	1.69 USD	$1.2M	conv 46	SEC
Erasca, Inc.Listing on record	Dec 6, 2023	Buy	278,150	1.72 USD	$478.4K	conv 42Cluster	SEC
Erasca, Inc.Listing on record	Oct 10, 2023	Buy	1,000,000	2.03 USD	$2M	conv 58Unusual size	SEC
Erasca, Inc.Listing on record	Jun 8, 2023	Buy	100,000	2.75 USD	$275K	conv 49Unusual size	SEC