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Who

Dennis M. Lanfear

President & CEO

Company insider

Files Form 4 as: President & CEO, Coherus Oncology; Director, Insmed.

In numbers

Trades disclosed
118
Buys
0
Sells
10
Bought
$0
Sold
$17.2M
Companies
2
Companies where not an officer
1
First trade
7 May 2008
Last trade
29 May 2026
Last filed
2 Jun 2026

Companies traded

Where they are an officer
CHRS Coherus OncologyDirector, Officer · Biotechnology · last 29 May 20260 buys · 10 sells
Everywhere else they filed: board seats, 10% stakes, other companies
INSM InsmedDirector · Biotechnology · last 9 Jun 20100 buys · 0 sells

Activity over time

1 Nov 2024 – 1 Oct 2026
101Nov 24May 25Nov 25Apr 26Oct 26

Buys above the line, sells below, each month.

Every trade

TradedCompanyWhatAmount
29 May 2026filed 2 Jun 2026CHRS Coherus Oncologyoption or derivative · BiotechnologySEC FORM 4 Code D—200,000filing
29 May 2026filed 2 Jun 2026CHRS Coherus Oncologyoption or derivative · BiotechnologySEC FORM 4 Code A—200,000filing
29 May 2026filed 2 Jun 2026CHRS Coherus Oncologyoption or derivative · BiotechnologySEC FORM 4 Code A—400,000filing
29 May 2026filed 2 Jun 2026CHRS Coherus Oncologyoption or derivative · BiotechnologySEC FORM 4 Code A—450,000filing
29 May 2026filed 2 Jun 2026CHRS Coherus Oncologyoption or derivative · BiotechnologySEC FORM 4 Code A—500,000filing
29 May 2026filed 2 Jun 2026CHRS Coherus Oncologyoption or derivative · BiotechnologySEC FORM 4 Code A—500,000filing
29 May 2026filed 2 Jun 2026CHRS Coherus Oncologyoption or derivative · BiotechnologySEC FORM 4 Code A—125,000filing
29 May 2026filed 2 Jun 2026CHRS Coherus Oncologyoption or derivative · BiotechnologySEC FORM 4 Code A—402,500filing
29 May 2026filed 2 Jun 2026CHRS Coherus Oncologyoption or derivative · BiotechnologySEC FORM 4 Code A—402,500filing
29 May 2026filed 2 Jun 2026CHRS Coherus Oncologyoption or derivative · BiotechnologySEC FORM 4 Code A—225,000filing
29 May 2026filed 2 Jun 2026CHRS Coherus Oncologyoption or derivative · BiotechnologySEC FORM 4 Code D—400,000filing
29 May 2026filed 2 Jun 2026CHRS Coherus Oncologyoption or derivative · BiotechnologySEC FORM 4 Code D—450,000filing
29 May 2026filed 2 Jun 2026CHRS Coherus Oncologyoption or derivative · BiotechnologySEC FORM 4 Code D—200,000filing
29 May 2026filed 2 Jun 2026CHRS Coherus Oncologyoption or derivative · BiotechnologySEC FORM 4 Code D—400,000filing
29 May 2026filed 2 Jun 2026CHRS Coherus Oncologyoption or derivative · BiotechnologySEC FORM 4 Code D—450,000filing
29 May 2026filed 2 Jun 2026CHRS Coherus Oncologyoption or derivative · BiotechnologySEC FORM 4 Code D—500,000filing
29 May 2026filed 2 Jun 2026CHRS Coherus Oncologyoption or derivative · BiotechnologySEC FORM 4 Code D—500,000filing
29 May 2026filed 2 Jun 2026CHRS Coherus Oncologyoption or derivative · BiotechnologySEC FORM 4 Code D—125,000filing
29 May 2026filed 2 Jun 2026CHRS Coherus Oncologyoption or derivative · BiotechnologySEC FORM 4 Code D—402,500filing
29 May 2026filed 2 Jun 2026CHRS Coherus Oncologyoption or derivative · BiotechnologySEC FORM 4 Code D—402,500filing

News

Coherus Oncology to Host Webcast to Disclose Interim Tagmokitug Clinical Data on October 28, 2026CHRS · manilatimes.net · 14 Oct 2026

0 headlines in the last 90 days name Dennis M. Lanfear; 1 article from the last 14 days about the 1 company they traded most, at most three about any one of them.

Sectors

Health Care10

Buys in green, sells in red, by the company’s sector.

Related people

Michael Lee RyanDirector · Director at Coherus Oncology, filing Form 4 there in the last year
Rita A. KarachunDirector · Director at Coherus Oncology, filing Form 4 there in the last year
Ali J. SatvatDirector · Director at Coherus Oncology, filing Form 4 there in the last year
Lee Nisley NewcomerDirector · Director at Coherus Oncology, filing Form 4 there in the last year
Charles W. NewtonDirector · Director at Coherus Oncology, filing Form 4 there in the last year