Sierra Oncology, Inc.

SEC insider activity covers quarterly filings through June 30, 2026. Later filings are not included. Reported roles do not establish current employment or current holdings. SEC filing documents, sections and filing-text search cover filings dated January 1, 2000 onward. Earlier filings are deferred until after launch.

organization

SEC Insider

$887.3M

433 transactions

Summary

Sierra Oncology, Inc. is an organization.

Recent Insider Transactions

As filed, including amendments; not net cash flow or current holdings. Joint reports count once. Totals cover known values only.

Buys: $86.7MSales: $1.5M56 insiders

Date	Insider	Type	Value
2022-07-01	DILLY STEPHEN GEORGE(CEO and President)	D	$275K
2022-07-01	Erbez Georgia	D	$0
2022-07-01	Oliger Christy J.	D	$0
2022-07-01	Norrett Kevin(Chief Business Officer)	D	$0
2022-07-01	Norrett Kevin(Chief Business Officer)	D	$0
2022-07-01	Norrett Kevin(Chief Business Officer)	D	$0
2022-07-01	Norrett Kevin(Chief Business Officer)	D	$0
2022-07-01	Turner William D.(Chief Reg & Tech Ops Officer)	D	$0
2022-07-01	Turner William D.(Chief Reg & Tech Ops Officer)	D	$0
2022-07-01	Turner William D.(Chief Reg & Tech Ops Officer)	D	$0
2022-07-01	Turner William D.(Chief Reg & Tech Ops Officer)	D	$0
2022-07-01	Thomson Mary Christina(General Counsel)	D	$0
2022-07-01	Thomson Mary Christina(General Counsel)	D	$0
2022-07-01	Thomson Mary Christina(General Counsel)	D	$0
2022-07-01	Thomson Mary Christina(General Counsel)	D	$0
2022-07-01	DILLY STEPHEN GEORGE(CEO and President)	D	$0
2022-07-01	DILLY STEPHEN GEORGE(CEO and President)	D	$0
2022-07-01	DILLY STEPHEN GEORGE(CEO and President)	D	$0
2022-07-01	DILLY STEPHEN GEORGE(CEO and President)	D	$0
2022-07-01	Collard Craig A	D	$0

SEC filings: SEC EDGAR

Activity data: SEC EDGAR

Sierra Oncology, Inc. — Contributions, Lobbying & Contracts | Poliscope