SEC Form 4 · accession 0001209191-17-056047
ADURO BIOTECH, INC. · ADRO
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Stephen T Isaacs
Officer — President and CEO · Director
Period of report
Oct 2, 2017
Accepted (ET)
Oct 4, 2017 · 8:23 pm EDT
Rule 10b5-1 plan
unknown — predates the checkbox
Issuer CIK
0001435049
Table I — non-derivative securities
| Security | Date | Code | Shares | Price | A/D | Owned after | D/I | Nature of ownership |
|---|---|---|---|---|---|---|---|---|
| Common Stock | Oct 2, 2017 | M | 40,000 | $0.45 | A | 213,921 | D | |
| Common StockF2 | Oct 2, 2017 | S | 40,000 | $10.7758 | D | 173,921 | D | |
| Common StockF3 | holding | — | — | — | 70,657 | I | By Family Trust |
Table II — derivative securities
| Security | Conv. / exercise price | Date | Code | Shares | A/D | Exercisable | Expires | Underlying | Underlying shares | Owned after | D/I |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Stock Option (right to buy)F4 | $0.45 | Oct 2, 2017 | M | 40,000 | D | — | Mar 18, 2020 | Common Stock | 40,000 | 129,259 | D |
Explanation of responses
- F1The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on May 16, 2017.
- F2The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $10.45 to $11.075, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range.
- F3The shares are owned directly by the Isaacs-MacBride Family Trust UAD 03/09/01, for which the Reporting Person is a trustee.
- F4The shares subject to the Option are fully vested and immediately exercisable.