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CIK 0001653087 · Accelerated filer<br>Smaller reporting company

Alector, Inc.

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Ticker
ALEC
Exchange
Nasdaq
Industry
Biological Products, (No Diagnostic Substances)
FY end
Dec 31
Entity type
operating
EIN
822933343
Phone
415-231-5660
Business address
131 OYSTER POINT BLVD., SUITE 600, SOUTH SAN FRANCISCO, CA, 94080
Former names
Alector LLC
Open-market buys, last 90 days
$0
in 0 filings
Open-market sales, last 90 days
$296,087
in 3 filings

Net −$296,087. Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.

Pace of trading Bought Sold

Who's trading

90 days

  1. Rosenthal Arnon −$193K Chief Executive Officer sold 3% of stake
  2. Berkley Neil Lindsay −$78K CFO & Chief Business Officer sold 8% of stake
  3. Wong-Sarad Grace −$25K Principal Accounting Officer sold 8% of stake
Date Insider Transaction Shares Price Value Owned after
2019-02-11 Gerngross Tillman U. Director Conversion +374,532 2,555,850
2019-02-11 Gerngross Tillman U. Director Conversion +52,760 2,608,610
2019-02-11 Gerngross Tillman U. Director Conversion · Series C Preferred Stock −374,532 0
2019-02-11 Gerngross Tillman U. Director Conversion · Series E Preferred Stock −52,760 0
2019-02-11 ORBIMED ADVISORS LLC Director Conversion +405,925 405,925
2019-02-11 ORBIMED ADVISORS LLC Director Conversion +4,282,288 4,688,213
2019-02-11 ORBIMED ADVISORS LLC Director Conversion +2,029,626 6,717,839
2019-02-11 ORBIMED ADVISORS LLC Director Conversion +2,280,479 8,998,318
2019-02-11 ORBIMED ADVISORS LLC Director Conversion +1,012,282 10,010,600
2019-02-11 ORBIMED ADVISORS LLC Director Conversion +266,437 10,277,037
2019-02-11 ORBIMED ADVISORS LLC Director Purchase +157,939 $19.00 $3.0M 10,434,976
2019-02-11 ORBIMED ADVISORS LLC Director Conversion +94,075 94,075
2019-02-11 ORBIMED ADVISORS LLC Director Conversion +992,437 1,086,512
2019-02-11 ORBIMED ADVISORS LLC Director Conversion +470,374 1,556,886
2019-02-11 ORBIMED ADVISORS LLC Director Conversion +528,510 2,085,396
2019-02-11 ORBIMED ADVISORS LLC Director Conversion +234,601 2,319,997
2019-02-11 ORBIMED ADVISORS LLC Director Conversion +85,295 2,405,292
2019-02-11 ORBIMED ADVISORS LLC Director Purchase +50,561 $19.00 $961K 2,455,853
2019-02-11 ORBIMED ADVISORS LLC Director Purchase +203,200 $19.00 $3.9M 203,200
2019-02-11 ORBIMED ADVISORS LLC Director Conversion · Series A-1 Preferred Stock −405,925 0

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