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Form SC 13G/A - Statement of acquisition of beneficial ownership by individuals: [Amend]
SEC Accession No. 0001144204-19-008172
Filing Date
2019-02-14
Accepted
2019-02-14 16:41:32
Documents
1
Group Members
RIDGEBACK CAPITAL INVESTMENTS LTD.RIDGEBACK CAPITAL MANAGEMENT LP

Document Format Files

Seq Description Document Type Size
1 SC 13G/A tv512475_sc13ga.htm SC 13G/A 73645
  Complete submission text file 0001144204-19-008172.txt   75234
Mailing Address 30 STAR ISLAND DRIVE MIAMI BEACH FL 33139
Business Address 30 STAR ISLAND DRIVE MIAMI BEACH FL 33139 212-808-7729
Ridgeback Capital Investments L.P. (Filed by) CIK: 0001423994 (see all company filings)

IRS No.: 000000000 | State of Incorp.: E9 | Fiscal Year End: 1231
Type: SC 13G/A

Mailing Address 85 WELLS AVENUE SECOND FLOOR NEWTON MA 02459
Business Address 85 WELLS AVENUE SECOND FLOOR NEWTON MA 02459 617-658-0600
Karyopharm Therapeutics Inc. (Subject) CIK: 0001503802 (see all company filings)

IRS No.: 263931704 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G/A | Act: 34 | File No.: 005-87705 | Film No.: 19607465
SIC: 2834 Pharmaceutical Preparations
Assistant Director 1