JAY M. SHORT PHD - 24 Aug 2021 Form 4 Insider Report for BioAtla, Inc. (BCAB)

Signature
/s/ Christian Vasquez, as Attorney-in-Fact for Jay M. Short
Issuer symbol
BCAB
Transactions as of
24 Aug 2021
Net transactions value
-$49,127
Form type
4
Filing time
26 Aug 2021, 17:41:03 UTC
Previous filing
03 Jun 2022
Next filing
30 Nov 2021

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction BCAB Common Stock Options Exercise $139,446 +7,747 +0.98% $18.00* 798,080 24 Aug 2021 By Spouse
transaction BCAB Common Stock Sale $188,573 -4,533 -0.57% $41.60* 793,547 24 Aug 2021 By Spouse F1
holding BCAB Common Stock 258,727 24 Aug 2021 By Carolyn Short 2020 Irrevocable Gift Trust
holding BCAB Common Stock 1,441,508 24 Aug 2021 Direct
holding BCAB Common Stock 258,727 24 Aug 2021 By Jay Short 2020 Irrevocable Gift Trust
holding BCAB Common Stock 302,324 24 Aug 2021 By Capia IP, LLC

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
transaction BCAB Employee Stock Option (right to buy) Options Exercise $0 -7,747 -100% $0.000000* 0 24 Aug 2021 Common Stock 7,747 $18.00 By Spouse F2, F3
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 Shares sold by the Reporting Person's spouse in payment of the aggregate option exercise price and withholding tax liability incurred upon the above-reported exercise of Option.
F2 The option grant was reported by the Reporting Person's spouse on her Form 4 filed with the SEC on December 17, 2020.
F3 The Option is fully vested.