Home/Filings/4/0001209191-19-033638
4//SEC Filing

Ciechanover Isaac E. 4

Accession 0001209191-19-033638

CIK 0001604464other

Filed

May 30, 8:00 PM ET

Accepted

May 31, 4:16 PM ET

Size

12.4 KB

Accession

0001209191-19-033638

Insider Transaction Report

Form 4
Period: 2019-05-29
Ciechanover Isaac E.
DirectorChief Executive Officer
Transactions
  • Sale

    Common Stock

    2019-05-29$22.85/sh2,200$50,270294,337 total(indirect: See footnote)
  • Sale

    Common Stock

    2019-05-29$23.30/sh725$16,893293,612 total(indirect: See footnote)
  • Sale

    Common Stock

    2019-05-30$22.72/sh1,425$32,376292,187 total(indirect: See footnote)
  • Sale

    Common Stock

    2019-05-30$23.70/sh1,500$35,550290,687 total(indirect: See footnote)
Holdings
  • Common Stock

    332,243
Footnotes (6)
  • [F1]Transaction pursuant to Rule 10b5-1 Plan adopted January 23, 2018.
  • [F2]The price in Column 4 is a weighted average sale price. The prices actually received ranged from $22.21 to $23.19. The reporting person will provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, information regarding the number of shares sold at each price within the range.
  • [F3]Shares are held by the Isaac E. Ciechanover and Allison M. Ciechanover Family Trust dated 8/8/08, of which the Reporting Person is a trustee.
  • [F4]The price in Column 4 is a weighted average sale price. The prices actually received ranged from $23.23 to $23.335. The reporting person will provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, information regarding the number of shares sold at each price within the range.
  • [F5]The price in Column 4 is a weighted average sale price. The prices actually received ranged from $22.48 to $23.365. The reporting person will provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, information regarding the number of shares sold at each price within the range.
  • [F6]The price in Column 4 is a weighted average sale price. The prices actually received ranged from $23.54 to $23.80. The reporting person will provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, information regarding the number of shares sold at each price within the range.

Issuer

Atara Biotherapeutics, Inc.

CIK 0001604464

Entity typeother

Related Parties

1
  • filerCIK 0001612096

Filing Metadata

Form type
4
Filed
May 30, 8:00 PM ET
Accepted
May 31, 4:16 PM ET
Size
12.4 KB