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Form SC 13G - Statement of Beneficial Ownership by Certain Investors:
SEC Accession No. 0001104659-23-018475
Filing Date
2023-02-10
Accepted
2023-02-10 16:00:19
Documents
1
Group Members
DAVID ROSEN

Document Format Files

Seq Description Document Type Size
1 SC 13G tm235947d15_sc13g.htm SC 13G 81864
  Complete submission text file 0001104659-23-018475.txt   83378
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 | Act: 34 | File No.: 005-87705 | Film No.: 23611634
SIC: 2834 Pharmaceutical Preparations

Mailing Address 155 EAST 44TH ST, SUITE 1630 NEW YORK NY 10017
Business Address 155 EAST 44TH ST, SUITE 1630 NEW YORK NY 10017 2124181881
Rubric Capital Management LP (Filed by) CIK: 0001687509 (see all company filings)

IRS No.: 300934659 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G