RINGO WILLIAM R

Director at INTERMUNE INC · on record since Feb 23, 2006
Director at INSPIRE PHARMACEUTICALS INC · on record since Jun 14, 2006
Director at ABGENIX INC · on record since Apr 4, 2006
CEO and President at ABGENIX INC · on record since Apr 4, 2006
Director at ALLOS THERAPEUTICS INC · on record since Jan 9, 2007
Senior Vice President at PFIZER INC · on record since Apr 3, 2008
Former Director at INTERMUNE INC · on record since Jul 25, 2008
Director at ENCYSIVE PHARMACEUTICALS INC · on record since Jul 9, 2003
Director at SANGAMO THERAPEUTICS, INC · on record since Apr 20, 2010
Director at ONYX PHARMACEUTICALS INC · on record since Feb 7, 2011
Director at LA JOLLA PHARMACEUTICAL CO · on record since Sep 19, 2003
Director at PRAECIS PHARMACEUTICALS INC · on record since Nov 13, 2003
Director at Mirati Therapeutics, Inc. · on record since Mar 21, 2014
Director at IMMUNE DESIGN CORP. · on record since Jul 23, 2014
Director at ASSEMBLY BIOSCIENCES, INC. · on record since Jul 14, 2014
Director at FIVE PRIME THERAPEUTICS, INC. · on record since Oct 2, 2014
Director at Dermira, Inc. · on record since Oct 2, 2014
Chief Executive Officer at FIVE PRIME THERAPEUTICS, INC. · on record since Oct 21, 2019
Director at Faeth Therapeutics, Inc. · on record since Mar 9, 2022

Insider trading activity of RINGO WILLIAM R

Transactions on record: 334; since Sep 19, 2003

Open-market buys: 1; $41.4K

Open-market sells: 47; $4.9M

Companies traded: 16; last filing Jun 9, 2025

Figures computed from official regulatory filings — .

Companies where RINGO WILLIAM R has traded

51 tx · $654.4K · Jun 9, 2025
7 tx · May 23, 2025
70 tx · $2.4M · Apr 19, 2021
54 tx · $358.2K · Feb 24, 2020
8 tx · Apr 4, 2019
39 tx · $1.6M · Sep 22, 2017
4 tx · May 19, 2016
21 tx · $1.9M · Oct 3, 2013
39 tx · $167.8K · Apr 1, 2010
13 tx · $923.1K · Jul 25, 2008
2 tx · $262.6K · Jun 21, 2007
10 tx · Jun 12, 2007
8 tx · $358.9K · Apr 4, 2006
5 tx · $9.9K · Jul 16, 2004

Track record of RINGO WILLIAM R

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

Transaction history of RINGO WILLIAM R

Co-insiders of RINGO WILLIAM R

This page republishes public regulatory disclosures.

Company	Filed	Type	Qty	Price	Value · USD	Src
ASSEMBLY BIOSCIENCES, INC.Listing on record	Jun 9, 2025	AwardD (derivative)	3,500	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
Faeth Therapeutics, Inc.Security delisted	May 23, 2025	AwardD (derivative)	19,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
Faeth Therapeutics, Inc.Security delisted	Jun 13, 2024	AwardD (derivative)	19,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
ASSEMBLY BIOSCIENCES, INC.Listing on record	May 30, 2024	AwardD (derivative)	2,750	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
Faeth Therapeutics, Inc.Security delisted	Jul 12, 2023	Award	4,466	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
Faeth Therapeutics, Inc.Security delisted	Jul 12, 2023	AwardD (derivative)	14,550	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
ASSEMBLY BIOSCIENCES, INC.Listing on record	May 30, 2023	AwardD (derivative)	20,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
ASSEMBLY BIOSCIENCES, INC.Listing on record	May 27, 2022	AwardD (derivative)	20,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
Faeth Therapeutics, Inc.Security delisted	Mar 9, 2022	Award	10,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
Faeth Therapeutics, Inc.Security delisted	Mar 9, 2022	Award	8,933	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
Faeth Therapeutics, Inc.Security delisted	Mar 9, 2022	AwardD (derivative)	29,100	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
ASSEMBLY BIOSCIENCES, INC.Listing on record	May 24, 2021	AwardD (derivative)	15,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
FIVE PRIME THERAPEUTICS, INC.Listing unverified	Apr 19, 2021	OtherD (derivative)	-10,000	—	n/a (No price was disclosed in the filing)	SEC
FIVE PRIME THERAPEUTICS, INC.Listing unverified	Apr 19, 2021	Gift	-10,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
FIVE PRIME THERAPEUTICS, INC.Listing unverified	Apr 19, 2021	OtherD (derivative)	-50,367	—	n/a (No price was disclosed in the filing)	SEC
FIVE PRIME THERAPEUTICS, INC.Listing unverified	Apr 19, 2021	OtherD (derivative)	-27,769	—	n/a (No price was disclosed in the filing)	SEC
FIVE PRIME THERAPEUTICS, INC.Listing unverified	Apr 19, 2021	OtherD (derivative)	-10,000	—	n/a (No price was disclosed in the filing)	SEC
FIVE PRIME THERAPEUTICS, INC.Listing unverified	Apr 19, 2021	OtherD (derivative)	-34,451	—	n/a (No price was disclosed in the filing)	SEC
FIVE PRIME THERAPEUTICS, INC.Listing unverified	Apr 19, 2021	OtherD (derivative)	-16,600	—	n/a (No price was disclosed in the filing)	SEC
FIVE PRIME THERAPEUTICS, INC.Listing unverified	Apr 19, 2021	OtherD (derivative)	-15,000	—	n/a (No price was disclosed in the filing)	SEC
FIVE PRIME THERAPEUTICS, INC.Listing unverified	Apr 19, 2021	OtherD (derivative)	-12,500	—	n/a (No price was disclosed in the filing)	SEC
FIVE PRIME THERAPEUTICS, INC.Listing unverified	Apr 19, 2021	OtherD (derivative)	-49,552	—	n/a (No price was disclosed in the filing)	SEC
FIVE PRIME THERAPEUTICS, INC.Listing unverified	Apr 19, 2021	OtherD (derivative)	-52,408	—	n/a (No price was disclosed in the filing)	SEC
FIVE PRIME THERAPEUTICS, INC.Listing unverified	Apr 19, 2021	OtherD (derivative)	-40,868	—	n/a (No price was disclosed in the filing)	SEC
FIVE PRIME THERAPEUTICS, INC.Listing unverified	Apr 19, 2021	OtherD (derivative)	-37,998	—	n/a (No price was disclosed in the filing)	SEC

Company	Filed	Type	Qty	Price	Value · USD	Src
ASSEMBLY BIOSCIENCES, INC.Listing on record	Jun 9, 2025	AwardD (derivative)	3,500	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
Faeth Therapeutics, Inc.Security delisted	May 23, 2025	AwardD (derivative)	19,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
Faeth Therapeutics, Inc.Security delisted	Jun 13, 2024	AwardD (derivative)	19,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
ASSEMBLY BIOSCIENCES, INC.Listing on record	May 30, 2024	AwardD (derivative)	2,750	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
Faeth Therapeutics, Inc.Security delisted	Jul 12, 2023	Award	4,466	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
Faeth Therapeutics, Inc.Security delisted	Jul 12, 2023	AwardD (derivative)	14,550	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
ASSEMBLY BIOSCIENCES, INC.Listing on record	May 30, 2023	AwardD (derivative)	20,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
ASSEMBLY BIOSCIENCES, INC.Listing on record	May 27, 2022	AwardD (derivative)	20,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
Faeth Therapeutics, Inc.Security delisted	Mar 9, 2022	Award	10,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
Faeth Therapeutics, Inc.Security delisted	Mar 9, 2022	Award	8,933	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
Faeth Therapeutics, Inc.Security delisted	Mar 9, 2022	AwardD (derivative)	29,100	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
ASSEMBLY BIOSCIENCES, INC.Listing on record	May 24, 2021	AwardD (derivative)	15,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
FIVE PRIME THERAPEUTICS, INC.Listing unverified	Apr 19, 2021	OtherD (derivative)	-10,000	—	n/a (No price was disclosed in the filing)	SEC
FIVE PRIME THERAPEUTICS, INC.Listing unverified	Apr 19, 2021	Gift	-10,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
FIVE PRIME THERAPEUTICS, INC.Listing unverified	Apr 19, 2021	OtherD (derivative)	-50,367	—	n/a (No price was disclosed in the filing)	SEC
FIVE PRIME THERAPEUTICS, INC.Listing unverified	Apr 19, 2021	OtherD (derivative)	-27,769	—	n/a (No price was disclosed in the filing)	SEC
FIVE PRIME THERAPEUTICS, INC.Listing unverified	Apr 19, 2021	OtherD (derivative)	-10,000	—	n/a (No price was disclosed in the filing)	SEC
FIVE PRIME THERAPEUTICS, INC.Listing unverified	Apr 19, 2021	OtherD (derivative)	-34,451	—	n/a (No price was disclosed in the filing)	SEC
FIVE PRIME THERAPEUTICS, INC.Listing unverified	Apr 19, 2021	OtherD (derivative)	-16,600	—	n/a (No price was disclosed in the filing)	SEC
FIVE PRIME THERAPEUTICS, INC.Listing unverified	Apr 19, 2021	OtherD (derivative)	-15,000	—	n/a (No price was disclosed in the filing)	SEC
FIVE PRIME THERAPEUTICS, INC.Listing unverified	Apr 19, 2021	OtherD (derivative)	-12,500	—	n/a (No price was disclosed in the filing)	SEC
FIVE PRIME THERAPEUTICS, INC.Listing unverified	Apr 19, 2021	OtherD (derivative)	-49,552	—	n/a (No price was disclosed in the filing)	SEC
FIVE PRIME THERAPEUTICS, INC.Listing unverified	Apr 19, 2021	OtherD (derivative)	-52,408	—	n/a (No price was disclosed in the filing)	SEC
FIVE PRIME THERAPEUTICS, INC.Listing unverified	Apr 19, 2021	OtherD (derivative)	-40,868	—	n/a (No price was disclosed in the filing)	SEC
FIVE PRIME THERAPEUTICS, INC.Listing unverified	Apr 19, 2021	OtherD (derivative)	-37,998	—	n/a (No price was disclosed in the filing)	SEC