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Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0000950170-24-052329
Filing Date
2024-05-02
Accepted
2024-05-02 17:32:41
Documents
1
Period of Report
2024-04-30

Document Format Files

Seq Description Document Type Size
1 4 ownership.html 4  
1 4 ownership.xml 4 14073
  Complete submission text file 0000950170-24-052329.txt   18353
Mailing Address ONE MARINA PARK DRIVE, 8TH FLOOR BOSTON MA 02210
Business Address ONE MARINA PARK DRIVE, 8TH FLOOR BOSTON MA 02210 781-290-0770
Polaris Venture Partners VI, L.P. (Reporting) CIK: 0001493463 (see all company filings)

State of Incorp.: DE | Fiscal Year End: 1231
Type: 4 | Act: 34 | File No.: 001-38792 | Film No.: 24910002

Mailing Address ONE MARINA PARK DRIVE, 8TH FLOOR BOSTON MA 02210
Business Address ONE MARINA PARK DRIVE, 8TH FLOOR BOSTON MA 02210 885-787-3500
Polaris Venture Partners Founders' Fund VI, L.P. (Reporting) CIK: 0001575691 (see all company filings)

State of Incorp.: DE | Fiscal Year End: 1231
Type: 4 | Act: 34 | File No.: 001-38792 | Film No.: 24910003

Mailing Address 131 OYSTER POINT BLVD., SUITE 600 SOUTH SAN FRANCISCO CA 94080
Business Address 131 OYSTER POINT BLVD., SUITE 600 SOUTH SAN FRANCISCO CA 94080 415-231-5660
Alector, Inc. (Issuer) CIK: 0001653087 (see all company filings)

IRS No.: 822933343 | Fiscal Year End: 1231
SIC: 2836 Biological Products, (No Diagnostic Substances)
(CF Office: 03 Life Sciences)

Mailing Address ONE MARINA PARK DRIVE 8TH FLOOR BOSTON MA 02210
Business Address ONE MARINA PARK DRIVE 8TH FLOOR BOSTON MA 02210 (855) 787-3500
Polaris Venture Management Co. VI, L.L.C. (Reporting) CIK: 0001665594 (see all company filings)

State of Incorp.: DE | Fiscal Year End: 1231
Type: 4 | Act: 34 | File No.: 001-38792 | Film No.: 24910005

Mailing Address ONE MARINA PARK DRIVE 8TH FLOOR BOSTON MA 02210
Business Address ONE MARINA PARK DRIVE 8TH FLOOR BOSTON MA 02210 8557873500
Polaris Venture Partners VI (AIV), L.P. (Reporting) CIK: 0001767127 (see all company filings)

State of Incorp.: DE | Fiscal Year End: 1231
Type: 4 | Act: 34 | File No.: 001-38792 | Film No.: 24910004

Mailing Address ONE MARINA PARK DRIVE 10TH FLOOR BOSTON MA 02210
Business Address ONE MARINA PARK DRIVE 10TH FLOOR BOSTON MA 02210 8557873500
Polaris Venture Partners VI (AIV-B), L.P. (Reporting) CIK: 0001767130 (see all company filings)

State of Incorp.: DE | Fiscal Year End: 1231
Type: 4 | Act: 34 | File No.: 001-38792 | Film No.: 24910001