SEC Form 4 · accession 0001209191-15-060547
Calithera Biosciences, Inc. · CALA
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Mark K Bennett
Officer — SR. VP, RESEARCH
Period of report
Jul 9, 2015
Accepted (ET)
Jul 10, 2015 · 7:08 pm EDT
Rule 10b5-1 plan
unknown — predates the checkbox
Issuer CIK
0001496671
Table I — non-derivative securities
| Security | Date | Code | Shares | Price | A/D | Owned after | D/I | Nature of ownership |
|---|---|---|---|---|---|---|---|---|
| Common StockF1 | Jul 8, 2015 | M | 3,039 | $0.48 | A | 4,175 | D | |
| Common StockF1 | Jul 8, 2015 | M | 2,688 | $0.48 | A | 6,863 | D | |
| Common StockF1 | Jul 8, 2015 | M | 4,726 | $0.96 | A | 11,589 | D | |
| Common StockF1 | Jul 8, 2015 | M | 7,912 | $2.64 | A | 19,501 | D | |
| Common StockF2 | holding | — | — | — | 31,554 | I | By 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)F3 | $0.48 | Jul 8, 2015 | M | 3,039 | D | — | Dec 13, 2021 | Common Stock | 3,039 | 1,217 | D |
| Stock Option (Right to Buy)F4 | $0.48 | Jul 8, 2015 | M | 2,688 | D | — | Jun 12, 2022 | Common Stock | 2,688 | 2,419 | D |
| Stock Option (Right to Buy)F5 | $0.96 | Jul 8, 2015 | M | 4,726 | D | — | May 22, 2023 | Common Stock | 4,726 | 10,869 | D |
| Stock Option (Right to Buy)F6 | $2.64 | Jul 8, 2015 | M | 7,912 | D | — | Dec 16, 2023 | Common Stock | 7,912 | 23,747 | D |
Explanation of responses
- F1Includes 1,136 shares acquired under the Company's 2014 Employee Stock Purchase Plan on May 15, 2015.
- F2Shares are held directly by Mark K. and Grace T. Bennett 1991 Revocable Trust, of which Reporting Person is a Trustee.
- F31/48 of the Option vests in equal monthly installments one month from 11/07/2011. The option shall be subject to accelerated vesting as set forth in the optionee's employment agreement with the Company.
- F41/48 of the Option vests in equal monthly installments one month from 03/27/2012. The option shall be subject to accelerated vesting as set forth in the optionee's employment agreement with the Company.
- F51/48 of the Option vests in equal monthly installments one month from 05/23/2013. The option shall be subject to accelerated vesting as set forth in the optionee's employment agreement with the Company.
- F61/48 of the Option vests in equal monthly installments one month from 12/17/2013. The option shall be subject to accelerated vesting as set forth in the optionee's employment agreement with the Company.