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Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0000921895-18-001107
Filing Date
2018-03-29
Accepted
2018-03-29 18:37:49
Documents
1
Period of Report
2018-03-27

Document Format Files

Seq Description Document Type Size
1 OWNERSHIP DOCUMENT form407422010xen_03292018.html 4  
1 OWNERSHIP DOCUMENT form407422010xen_03292018.xml 4 23781
  Complete submission text file 0000921895-18-001107.txt   28449
Mailing Address 1 SANSOME ST 30TH FL SAN FRANCISCO CA 94104
Business Address 1 SANSOME ST 30TH FL SAN FRANCISCO CA 94104 3125066500
BIOTECHNOLOGY VALUE FUND L P (Reporting) CIK: 0000918923 (see all company filings)

State of Incorp.: DE | Fiscal Year End: 1231
Type: 4 | Act: 34 | File No.: 001-36687 | Film No.: 18724337
SIC: 6282 Investment Advice

Mailing Address 1 SANSOME ST 30TH FL SAN FRANCISCO CA 94104
Business Address 1 SANSOME ST 30TH FL SAN FRANCISCO CA 94104 3125066500
BVF PARTNERS L P/IL (Reporting) CIK: 0001055947 (see all company filings)

Type: 4 | Act: 34 | File No.: 001-36687 | Film No.: 18724338

Mailing Address 1 SANSOME ST 30TH FL SAN FRANCISCO CA 94104
Business Address 1 SANSOME ST 30TH FL SAN FRANCISCO CA 94104 3125066500
BVF INC/IL (Reporting) CIK: 0001056807 (see all company filings)

State of Incorp.: DE | Fiscal Year End: 1231
Type: 4 | Act: 34 | File No.: 001-36687 | Film No.: 18724333

Mailing Address 1 SANSOME ST 30TH FL SAN FRANCISCO CA 94104
Business Address 1 SANSOME ST 30TH FL SAN FRANCISCO CA 94104 3125066500
BIOTECHNOLOGY VALUE FUND II LP (Reporting) CIK: 0001102444 (see all company filings)

State of Incorp.: DE | Fiscal Year End: 1231
Type: 4 | Act: 34 | File No.: 001-36687 | Film No.: 18724336

Mailing Address 1 SANSOME ST 30TH FL SAN FRANCISCO CA 94104
Business Address
LAMPERT MARK N (Reporting) CIK: 0001233840 (see all company filings)

Type: 4 | Act: 34 | File No.: 001-36687 | Film No.: 18724332

Mailing Address 200 - 3650 GILMORE WAY BURNABY A1 V5G 48W
Business Address 200 - 3650 GILMORE WAY BURNABY A1 V5G 48W (604) 484-3300
Xenon Pharmaceuticals Inc. (Issuer) CIK: 0001582313 (see all company filings)

IRS No.: 980661854 | State of Incorp.: A1 | Fiscal Year End: 1231
SIC: 2834 Pharmaceutical Preparations

Mailing Address P.O. BOX 309 UGLAND HOUSE GRAND CAYMAN E9 KY1-1104
Business Address P.O. BOX 309 UGLAND HOUSE GRAND CAYMAN E9 KY1-1104 (415) 525-8890
Biotechnology Value Trading Fund OS LP (Reporting) CIK: 0001660683 (see all company filings)

State of Incorp.: E9 | Fiscal Year End: 1231
Type: 4 | Act: 34 | File No.: 001-36687 | Film No.: 18724335

Mailing Address P.O. BOX 309 UGLAND HOUSE GRAND CAYMAN E9 KY1-1104
Business Address P.O. BOX 309 UGLAND HOUSE GRAND CAYMAN E9 KY1-1104 (415) 525-8890
BVF Partners OS Ltd. (Reporting) CIK: 0001660684 (see all company filings)

State of Incorp.: E9 | Fiscal Year End: 1231
Type: 4 | Act: 34 | File No.: 001-36687 | Film No.: 18724334