InsiderClue
← All stocks

Alector, Inc.

ALEC Net selling
CIK 0001653087 #3740 in the set updated 17 Sep 2026
Bought (12 mo)
$0.00
out of their own pocket, the only kind of buying there is
Sold (12 mo)
$1.02M
$24.68K on a plan · $0.00 straight out of an exercise
Sold at will
$998.21K
17 of 21 sales
Net
−$1.02M
−$998.21K against sales at will

By person

13 insiders · 21 transactions
Insider
Role
Bought
Sold
Net
Holding
Of company
Worth
Change
Rosenthal Arnon
Chief Executive Officer
—
$656.31K (4)
−$656.31K
4,299,600
3.85%
$10.79M
+13.0%
Berkley Neil Lindsay
CFO & Chief Business Officer
—
$220.84K (4)
−$220.84K
350,649
0.3140%
$879.71K
−3.2%
Wong-Sarad Grace
Principal Accounting Officer
—
$99.07K (12)
−$99.07K
106,015
0.0949%
$265.97K
−3.1%
Kenkare-Mitra Sara
President and Head of R&D
—
$46.67K (1)
−$46.67K
501,652
0.4493%
$1.26M
+72.0%
Romano Gary
Chief Medical Officer
—
—
—
332,977
0.2982%
$835.37K
+85.2%
GRASSO MARC
Chief Financial Officer
—
—
—
296,072
0.2652%
$742.79K
+126.5%
SCHELLER RICHARD H
Director
—
—
—
134,899
0.1208%
$338.43K
+165.4%
LAVIGNE LOUIS J JR
Director
—
—
—
128,109
0.1147%
$321.40K
+81.2%
Yaffe Kristine
Director
—
—
—
124,109
0.1112%
$311.36K
+83.3%
GAROFALO ELIZABETH A.
Director
—
—
—
118,650
0.1063%
$297.67K
+93.7%
Hammond Paula
Director
—
—
—
103,609
0.0928%
$259.93K
+72.1%
DESOUZA ERROL B
Director
—
—
—
98,650
0.0884%
$247.49K
+139.2%
Altmeyer Mark
Director
—
—
—
98,650
0.0884%
$247.49K
+139.2%

Individual transactions

21
Insider
Date
Role
Action
Shares
Price
Amount
Wong-Sarad Grace
4 Sep 2026
Principal Accounting Officer
Sell
3,625
$2.51
$9.09K
Rosenthal Arnon
3 Sep 2026
Chief Executive Officer
Sell
72,606
$2.66
$193.47K
Berkley Neil Lindsay
3 Sep 2026
CFO & Chief Business Officer
Sell
29,251
$2.66
$77.95K
Wong-Sarad Grace
3 Sep 2026
Principal Accounting Officer
Sell
5,165
$2.67
$13.77K
Wong-Sarad Grace
2 Sep 2026
Principal Accounting Officer
Sell
656
$2.75
$1.80K
Wong-Sarad Grace
3 Jun 2026
Principal Accounting Officer
Sell
3,475
$1.88
$6.54K
Berkley Neil Lindsay
2 Jun 2026
CFO & Chief Business Officer
Sell
19,360
$1.97
$38.22K
Wong-Sarad Grace
2 Jun 2026
Principal Accounting Officer
Sell
5,709
$1.97
$11.27K
Rosenthal Arnon
2 Jun 2026
Chief Executive Officer
Sell
87,216
$1.97
$172.19K
Wong-Sarad Grace
16 Apr 2026
Principal Accounting Officer
Sold on a plan
1,820
$2.65
$4.82K
Wong-Sarad Grace
10 Mar 2026
Principal Accounting Officer
Sold on a plan
1,000
$2.65
$2.65K
Wong-Sarad Grace
3 Mar 2026
Principal Accounting Officer
Sold on a plan
3,367
$2.08
$7.01K
Berkley Neil Lindsay
2 Mar 2026
CFO & Chief Business Officer
Sell
29,649
$2.12
$62.95K
Rosenthal Arnon
2 Mar 2026
Chief Executive Officer
Sell
81,864
$2.12
$173.82K
Wong-Sarad Grace
2 Mar 2026
Principal Accounting Officer
Sell
8,071
$2.12
$17.14K
Wong-Sarad Grace
26 Feb 2026
Principal Accounting Officer
Sold on a plan
4,079
$2.50
$10.20K
Wong-Sarad Grace
5 Dec 2025
Principal Accounting Officer
Sell
4,753
$1.21
$5.75K
Berkley Neil Lindsay
3 Dec 2025
Chief Bus Ofcr & Interim CFO
Sell
37,261
$1.12
$41.72K
Kenkare-Mitra Sara
3 Dec 2025
President and Head of R&D
Sell
41,687
$1.12
$46.67K
Rosenthal Arnon
3 Dec 2025
Chief Executive Officer
Sell
104,347
$1.12
$116.83K
Wong-Sarad Grace
3 Dec 2025
Principal Accounting Officer
Sell
8,056
$1.12
$9.02K

What was left out

Form 4 filings counted 33
Amendments (4/A) skipped 0
Filings about a different issuer 0
Unreadable filings 0
Joint filings 0
Sales on a Rule 10b5-1 plan 4
Sales straight out of an exercise 0
Sales at will 17
Transactions with no price 0
Shares from compensation/vesting 2,774,089
History held since 11 Feb 2019