Did Thomas Macarthur buy Biogen stock?

Common questions

Did Thomas Macarthur buy Biogen stock?

Yes. Thomas Macarthur disclosed 6 purchases and 1 sale of Biogen (BIIB) stock between Feb 4, 2015 and May 2, 2018, in STOCK Act reports. Added together, the disclosed purchases come to $6K-$90K and the disclosed sales to $15K-$50K.

How big were Thomas Macarthur's Biogen trades?

STOCK Act reports give a range for each trade, such as $1K-$15K, never an exact amount. Added together, the disclosed purchases come to $6K-$90K and the disclosed sales to $15K-$50K.

Did Thomas Macarthur make these Biogen trades personally?

Not always. The STOCK Act requires members to report trades by themselves, a spouse and dependent children. The owner column of each linked filing says whose trade it was.

Does Thomas Macarthur still own Biogen stock?

This page lists reported trades, not holdings. A purchase can have been sold since, and the filings shown do not say what is held today.

When did Thomas Macarthur report these trades?

The latest filing is dated Jun 5, 2018. The STOCK Act gives members of Congress 45 days to report a trade, so a filing can trail the trade by weeks. Every row shows both dates.

Where does this data come from?

From periodic transaction reports filed under the STOCK Act with the Clerk of the House. Every trade links to the original filing.