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Who

Michael Narachi

Director

Company insider

Files Form 4 as: Director, Ultragenyx Pharmaceutical; CEO & President, Orexigen Therapeutics; Director, Celladon; Director, Amag Pharmaceuticals.

Every Form 4 they filed

In numbers

Trades disclosed
96
Buys
4
Sells
5
Bought
$766K
Sold
$3.5M
Companies
4
Companies where not an officer
3
First trade
7 Nov 2006
Last trade
14 May 2026
Last filed
18 May 2026

Companies traded

Where they are an officer
Orexigen TherapeuticsDirector, Officer · last 13 Oct 20171 buy · 5 sells
Everywhere else they filed: board seats, 10% stakes, other companies
RARE Ultragenyx PharmaceuticalDirector · Biotechnology · last 14 May 20260 buys · 0 sells
CelladonDirector · last 4 Jun 20151 buy · 0 sells
Amag PharmaceuticalsDirector · last 23 May 20132 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
14 May 2026filed 18 May 2026RARE Ultragenyx PharmaceuticalBiotechnologySEC FORM 4 Code A—7,751 at $0.00filing
14 May 2026filed 18 May 2026RARE Ultragenyx Pharmaceuticaloption or derivative · BiotechnologySEC FORM 4 Code A—14,058 at $0.00filing
14 May 2026filed 18 May 2026RARE Ultragenyx Pharmaceuticaloption or derivative · BiotechnologySEC FORM 4 Code A—14,058 at $0.00filing
14 May 2026filed 18 May 2026RARE Ultragenyx PharmaceuticalBiotechnologySEC FORM 4 Code A—7,751 at $0.00filing
15 May 2025filed 19 May 2025RARE Ultragenyx Pharmaceuticaloption or derivative · BiotechnologySEC FORM 4 Code A—10,787 at $0.00filing
15 May 2025filed 19 May 2025RARE Ultragenyx PharmaceuticalBiotechnologySEC FORM 4 Code A—5,740 at $0.00filing
18 Jun 2024filed 20 Jun 2024RARE Ultragenyx Pharmaceuticaloption or derivative · BiotechnologySEC FORM 4 Code A—9,900 at $0.00filing
18 Jun 2024filed 20 Jun 2024RARE Ultragenyx PharmaceuticalBiotechnologySEC FORM 4 Code A—5,345 at $0.00filing
7 Jun 2023filed 9 Jun 2023RARE Ultragenyx Pharmaceuticaloption or derivative · BiotechnologySEC FORM 4 Code A—7,110 at $0.00filing
7 Jun 2023filed 9 Jun 2023RARE Ultragenyx PharmaceuticalBiotechnologySEC FORM 4 Code A—3,860 at $0.00filing
24 Jun 2022filed 28 Jun 2022RARE Ultragenyx Pharmaceuticaloption or derivative · BiotechnologySEC FORM 4 Code A—6,245 at $0.00filing
24 Jun 2022filed 28 Jun 2022RARE Ultragenyx PharmaceuticalBiotechnologySEC FORM 4 Code A—3,300 at $0.00filing
24 Jun 2021filed 28 Jun 2021RARE Ultragenyx PharmaceuticalBiotechnologySEC FORM 4 Code A—2,145 at $0.00filing
24 Jun 2021filed 28 Jun 2021RARE Ultragenyx Pharmaceuticaloption or derivative · BiotechnologySEC FORM 4 Code A—4,125 at $0.00filing
26 Jun 2020filed 30 Jun 2020RARE Ultragenyx Pharmaceuticaloption or derivative · BiotechnologySEC FORM 4 Code A—4,250 at $0.00filing
26 Jun 2020filed 30 Jun 2020RARE Ultragenyx PharmaceuticalBiotechnologySEC FORM 4 Code A—2,550 at $0.00filing
11 Jun 2019filed 13 Jun 2019RARE Ultragenyx Pharmaceuticaloption or derivative · BiotechnologySEC FORM 4 Code A—5,000 at $0.00filing
11 Jun 2019filed 13 Jun 2019RARE Ultragenyx PharmaceuticalBiotechnologySEC FORM 4 Code A—3,000 at $0.00filing
19 Jun 2018filed 20 Jun 2018RARE Ultragenyx PharmaceuticalBiotechnologySEC FORM 4 Code A—3,000 at $0.00filing
19 Jun 2018filed 20 Jun 2018RARE Ultragenyx Pharmaceuticaloption or derivative · BiotechnologySEC FORM 4 Code A—5,000 at $0.00filing

News

No headline names them, or the companies they trade most, lately.

Sectors

Not placed9

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

Related people

Nobody else traded the same names lately.