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ALEC · Alector, Inc.
> Ask across nine datasets ⌘K
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TEAM-0.32% 13F +439META+2.47% 13F +2,694RCG-2.04% CLUSTERUTHR-4.03% 13F +425CRWV-1.12% 13F +693CRM-0.46% 13F +1,018CVNA+2.74% 13F +794TPL-0.71% 13F +444NET-4.47% 13F +710MSTR-1.35% 13F +526DELL+15.81% 13F +1,203CRWD-5.42% 13F +1,382ANET+2.87% 13F +1,323COIN-1.05% 13F +475TEAM-0.32% 13F +439META+2.47% 13F +2,694RCG-2.04% CLUSTERUTHR-4.03% 13F +425CRWV-1.12% 13F +693CRM-0.46% 13F +1,018CVNA+2.74% 13F +794TPL-0.71% 13F +444NET-4.47% 13F +710MSTR-1.35% 13F +526DELL+15.81% 13F +1,203CRWD-5.42% 13F +1,382ANET+2.87% 13F +1,323COIN-1.05% 13F +475
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ALEC

Alector, Inc.
PHARMA & BIOTECH · BIOLOGICAL PRODUCTS, (NO DIAGNOSTIC SUBSTANCES) · CIK 0001653087
FORM 144 · 4☆ WATCH
INSIDER NET · 180D
-$235.2K
open-market buys minus sells, Form 4 codes P and S
INSIDER BUYERS · 180D
0
CONGRESS BUYERS · 1Y
0
FUNDS ADDED · QTR
73
13F, latest reported quarter
REVENUE GROWTH
-79.1%
XBRL, annual
NET MARGIN
-679.2%
SEVEN FACTS, RANKED AGAINST THE SECTOR · RANK IS NOT A FORECAST
INSIDERS
net -$235.2K over 180 days
more than 50% of Pharma & Biotech
CONGRESS
no member of Congress has reported trading it
FUNDS
73 funds added or opened last quarter
more than 54% of Pharma & Biotech
REVENUE
-79.1% year over year
below 90% of Pharma & Biotech
MARGIN
-679.2% net margin
below 85% of Pharma & Biotech
BUYBACKS
no share repurchases reported
SHORT
5.1% of shares outstanding short · 12.9 days to cover · settled 2026-07-31
more than 55% of Pharma & Biotech
THE SITUATION · EVERY LINE IS ONE RULE OVER ONE DATASET
Insiders are net sellers: -$235.2K across 3 people in 180 days.
73 funds added or opened positions in the latest 13F quarter, of 142 holders.
The year, with the filings on it
Total return indexed to 100 over the last 12 months · every marker is a federal filing, placed at its date — hover any marker for the detail
TOTAL 12M RETURN -3.1%
-3.1%12M
-56%-28%+0%+28%2025-092025-102025-122026-032026-052026-072026-09 2026-09-03 · Rosenthal Arnon sold $193.5K2026-03-02 · Rosenthal Arnon sold $173.6K2026-06-02 · Rosenthal Arnon sold $171.8K2025-09-02 · Rosenthal Arnon sold $128.9K2025-12-03 · Rosenthal Arnon sold $116.9K2026-09-03 · Berkley Neil Lindsay sold $77.9K2026-03-02 · Berkley Neil Lindsay sold $62.9K2025-09-02 · Kenkare-Mitra Sara sold $59.1K2025-12-03 · Kenkare-Mitra Sara sold $46.7K2025-12-03 · Berkley Neil Lindsay sold $41.7K2025-09-02 · Berkley Neil Lindsay sold $39.6K2026-06-02 · Berkley Neil Lindsay sold $38.1K2026-03-02 · Wong-Sarad Grace sold $17.1K2025-09-02 · Wong-Sarad Grace sold $14.8K2026-09-03 · Wong-Sarad Grace sold $13.8K2026-06-02 · Wong-Sarad Grace sold $11.2K2026-02-26 · Wong-Sarad Grace sold $10.2K2026-09-04 · Wong-Sarad Grace sold $9.1K2025-12-03 · Wong-Sarad Grace sold $9.0K2026-03-03 · Wong-Sarad Grace sold $7.0K2026-06-03 · Wong-Sarad Grace sold $6.5K2025-12-05 · Wong-Sarad Grace sold $5.8K2026-04-16 · Wong-Sarad Grace sold $4.8K2026-03-10 · Wong-Sarad Grace sold $2.6K2026-09-02 · Wong-Sarad Grace sold $1.8K2026-09-02 · GRACE WONG-SARAD filed to sell $1.8K2026-09-01 · Neil L. Berkley filed to sell $77.0K2026-09-01 · Arnon Rosenthal filed to sell $191.3K2026-09-01 · Grace Wong-Sarad filed to sell $13.6K
INSIDER SELLFORM 144
INDEXED RETURN, DIVIDEND-ADJUSTED — NOT A PRICE CHART · LARGE TRADES DRAWN FIRST WHEN A NAME FILES HEAVILY
Live price
Daily candles from TradingView, on their licence — no filings are marked on this one
WHY THIS NAME IS ON THE DESK
Insiders have filed to sell — before selling.
The record shows a net $235.2K sold by insiders over 180 days, 73 funds added last quarter, $283.7K in planned Form 144 sales. Every figure is a federal filing, dated the day it became public.
Backtest this pattern Open the screener
Same sector, ranked by filing activity
Sector from the SEC's own SIC classification
UTHRCPIXMRNAREGNLLYALNYELFCITRMDGLDNAVRTXNUVL
Insider transactions
Form 4 purchases and sales (codes P and S) — grants, option exercises and preferred conversions excluded

Over the last 180 days, Alector, Inc. insiders sold a net $235.2K of stock across 123 Form 4 purchases and sales, with 0 insider(s) buying. Source: SEC Form 4 filings, as of 2026-09-04.

INSIDER
FILED
SHARES
VALUE
Wong-Sarad Grace
Principal Accounting Officer
SELL
2026-09-04
3,625.0
$9.1K
Wong-Sarad Grace
Principal Accounting Officer
SELL
2026-09-03
5,165.0
$13.8K
Berkley Neil Lindsay
CFO & Chief Business Officer
SELL
2026-09-03
29,251.0
$77.9K
Rosenthal Arnon
Chief Executive Officer
SELL
2026-09-03
72,606.0
$193.5K
Wong-Sarad Grace
Principal Accounting Officer
SELL
2026-09-02
656.0
$1.8K
123 TRANSACTIONS ON RECORD

Showing the most recent few. Create a free account to see 118 more transactions on record, the cross-source screener and CSV export. We store only your email address, and there is no password to create.

Institutional holders
13F · holdings as of the latest quarter funds have reported
TCG Crossover Management, LLC
10,000,000.0 sh
$20.1M
Nantahala Capital Management, LLC
8,636,218.0 sh
$17.4M
BlackRock, Inc.
7,847,879.0 sh
$15.8M
VANGUARD CAPITAL MANAGEMENT LLC
4,009,340.0 sh
$8.1M
Kynam Capital Management, LP
3,808,494.0 sh
$7.7M
SCHEDULE 13D/G
No 5%+ ownership filings
Nobody has crossed 5% with a filing obligation. Absence is a fact here, not missing data.
Planned sales · Form 144
Filed before the sale — intent, not a trade
GRACE WONG-SARAD
FILED 2026-09-02
$1.8K
Neil L. Berkley
FILED 2026-09-01
$77.0K
Arnon Rosenthal
FILED 2026-09-01
$191.3K
Grace Wong-Sarad
FILED 2026-09-01
$13.6K
Fund concentration
N-PORT · funds ranked by how much of THEMSELVES they put in this stock — the conviction number 13F cannot show
Invesco NASDAQ Future Gen 200 ETF
$120.9K POSITION · AS OF 2026-02-28
0.9%
Ultra-Small Company Market Fund
$306.4K POSITION · AS OF 2026-03-31
0.2%
NVIT Small Cap Value Fund
$328.1K POSITION · AS OF 2026-03-31
0.2%
Select Biotechnology Portfolio
$5.4M POSITION · AS OF 2026-02-28
0.1%
SMALL COMPANY GROWTH PORTFOLIO
$1.3M POSITION · AS OF 2026-03-31
0.1%
NVIT Multi-Manager Small Company Fund
$321.5K POSITION · AS OF 2026-03-31
0.1%
SEC N-PORT, MONTHLY WITH A ~60-DAY PUBLIC LAG · FUNDS ≥ $10M · % = SHARE OF THE FUND'S OWN BOOK
Clinical pipeline
ClinicalTrials.gov · 6 registered trials, 0 still enrolling or running — a status change here is dated weeks before the press release
4
Phase 2
0 ACTIVE
2
Phase 3
0 ACTIVE
TRIALS MATCHED TO THIS TICKER BY SPONSOR NAME · STUDIES RUN UNDER A SUBSIDIARY'S OWN NAME ARE NOT INCLUDED
Executive pay vs shareholder return
DEF 14A pay-versus-performance disclosure · both the headline pay and the SEC's mark-to-market figure, beside the return the company delivered and the return of the peer group it chose itself
FY
CEO TOTAL
ACTUALLY PAID
OTHER NEOs AVG
TSR
PEER TSR
2025
$2.0M
$1.9M
$1.3M
-83%
+35%
2024
$3.7M
-$1.8M
$1.9M
-80%
+2%
2023
$4.3M
$3.2M
$2.0M
-14%
+4%
2022
$3.5M
-$7.8M
$3.9M
-46%
+11%
2021
$9.6M
$15.2M
$1.4M
+20%
+25%
TAGGED BY THE COMPANY UNDER SEC ITEM 402(v) · RETURN IS CUMULATIVE FROM THE START OF THE DISCLOSURE PERIOD · GREEN WHERE THE COMPANY BEAT ITS OWN PEER GROUP
Fundamentals
Annual figures from XBRL filings · pick a past date to see them exactly as the market knew them then — restatements and all
2025-122024-122023-122022-12
REVENUE$21.0M$100.6M$97.1M$133.6M
OPERATING INCOME$-156.0M$-145.0M$-151.7M$-137.8M
NET INCOME$-143.0M$-119.0M$-130.0M$-133.3M
EPS (DILUTED)-1.39-1.23-1.56-1.62
OPERATING CASH FLOW$-184.0M$-229.9M$-184.2M$-20.3M
CASH$65.8M$33.0M$74.6M$154.3M
LONG-TERM DEBT$9.3M$9.4M$0—
SEC XBRL · FISCAL-YEAR PERIODS · AS KNOWN ON 2026-09-04 · NOBODY ELSE SHOWS FUNDAMENTALS AS OF A PAST DATE
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Public filings, honestly analyzed. Official US government sources in one desk — every figure carries the date it was filed, and the methodology is published, backtest included.

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© 2026 WAVEMAN · SOURCE: SEC EDGAR & OFFICIAL GOVERNMENT DATA · NOT INVESTMENT ADVICE · CHART BY TRADINGVIEW · UPDATED 2026-09-04 ALL SYSTEMS LIVE FOR MACHINES →