ALEC
Alector, Inc.
$1.53
-2.55%
$169.9M
No data for this timeframe.
Vol
Market Cap$169.9M
Cap SizeMicro Cap
Analyst ConsensusBuy (57%)
Inst. Holders50 funds
Inst. Value$75.2M
Inst. Activity8 buys / 3 sells
Insider Activity0B / 11S
Insider Net $-$506.8K
Reddit Sentiment33° Cool
SEC Reports6
Exchange Nasdaq·Sector Biological Products, (No Diagnostic Substances)·CIK 0001653087·Prev Close $1.57
Recent Activity
Jun 11, 2026
SEC
Institutional cluster for ALEC shows 5 active/quant funds adding $6.7M in positions while 3 passive funds trimmed $683K
INST-CLUSTER — Impact 4/10
Jun 3, 2026
SEC
CEO Arnon Rosenthal and CFO Neil Berkley sold a combined $210K in open-market sales on June 2, 2026, with the CEO alone
CLUSTER — Impact 3/10
Jun 3, 2026
Insider
Wong-Sarad Grace sold 3,475 shares
Principal Accounting Officer @ $1.88 ($6.5K)
Jun 2, 2026
Insider
Wong-Sarad Grace sold 5,709 shares
Principal Accounting Officer @ $1.97 ($11.3K)
Jun 2, 2026
Insider
Rosenthal Arnon sold 87,216 shares
Chief Executive Officer @ $1.97 ($172.2K)
May 7, 2026
SEC
Alector entered into an at-the-market (ATM) equity offering agreement with TD Cowen to sell up to $125M of common stock,
8-K — Impact 6/10
Inst.
MACKENZIE FINANCIAL CORP — ADD
857,354 shares ($1.8M)
Inst.
MARSHALL WACE, LLP — TRIM
620,424 shares ($1.3M)
Price Targets
$3.10
+102.6% upside
Strong Buy
Current $1.53
Low $1.00
Median $2.00
High $6.00
5 analysts
$1.00
$6.00
Analyst Ratings
3Strong Buy
5Buy
4Hold
2Sell
0Strong Sell
Recent Analyst Actions
| Date | Firm | Action | Rating |
|---|---|---|---|
| Apr 15, 2026 | Cantor Fitzgerald | UPGRADE | Neutral → Overweight |
| Mar 10, 2026 | BTIG | UPGRADE | Neutral → Buy |
Earnings Estimates
| Period | EPS Est. | Range | Growth | # |
|---|---|---|---|---|
| Current Q | $-0.23 ▼ -29.7% | $-0.31 — $-0.18 | 24% YoY | 6 |
| Next Q | $-0.23 ▼ -25.9% | $-0.29 — $-0.18 | 33% YoY | 6 |
| Current FY | $-0.88 ▼ -4.4% | $-1.06 — $-0.75 | 36% YoY | 6 |
| Next FY | $-0.70 ▲ +20.6% | $-0.95 — $-0.41 | 21% YoY | 7 |
Latest Reports
NEUTRAL
INST-CLUSTER
4/10
Institutional cluster for ALEC shows 5 active/quant funds adding $6.7M in positions while 3 passive funds trimmed $683K
Jun 11, 2026
NEUTRAL
CLUSTER
3/10
CEO Arnon Rosenthal and CFO Neil Berkley sold a combined $210K in open-market sales on June 2, 2026, with the CEO alone
Jun 3, 2026
Top Institutional Holders
| Fund | Value | Move |
|---|---|---|
| BlackRock, Inc. | $16.6M | — |
| VANGUARD CAPITAL MANAGEMENT LLC | $7.9M | — |
| D. E. Shaw & | $7.2M | DOUBLED |
| BALYASNY ASSET MANAGEMENT L.P. | $6.3M | — |
| VANGUARD PORTFOLIO MANAGEMENT LLC | $5.6M | — |
Recent Insider Trades
| Date | Insider | Type | Value |
|---|---|---|---|
| Jun 3, 2026 | Wong-Sarad Grace | SELL | $6.5K |
| Jun 2, 2026 | Wong-Sarad Grace | SELL | $11.3K |
| Jun 2, 2026 | Rosenthal Arnon | SELL | $172.2K |
| Jun 2, 2026 | Berkley Neil | SELL | $38.2K |
| Jun 1, 2026 | SCHELLER RICHARD | A | $0.00 |
Reddit Sentiment
33°
Cool
Bearish
Neutral
Bullish
50 institutional holders with $75.2M total value (35,000,497 shares) as of 2026-Q1. Top holders: BlackRock,, VANGUARD, D.. Net buying activity: 8 institutions added/increased vs 3 reduced.
Top Institutional Holders — 2026-Q1
| # | Fund | Shares | Value | % of Tracked | Last Move |
|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | 7,741,245 | $16.6M | 22.1% | — |
| 2 | VANGUARD CAPITAL MANAGEMENT LLC | 3,678,722 | $7.9M | 10.5% | — |
| 3 | D. E. Shaw & Co., Inc. | 3,332,835 | $7.2M | 9.5% | DOUBLED +141.8% |
| 4 | BALYASNY ASSET MANAGEMENT L.P. | 2,935,253 | $6.3M | 8.4% | — |
| 5 | VANGUARD PORTFOLIO MANAGEMENT LLC | 2,583,542 | $5.6M | 7.4% | — |
| 6 | STATE STREET CORP | 1,865,526 | $4.0M | 5.3% | — |
| 7 | FMR LLC | 1,796,104 | $3.9M | 5.1% | NEAR_EXIT -85.3% |
| 8 | RENAISSANCE TECHNOLOGIES LLC | 1,287,691 | $2.8M | 3.7% | ADD +62.6% |
| 9 | TWO SIGMA INVESTMENTS, LP | 1,279,306 | $2.8M | 3.7% | DOUBLED +238.5% |
| 10 | DEUTSCHE BANK AG\ | 1,092,903 | $2.3M | 3.1% | — |
| 11 | MACKENZIE FINANCIAL CORP | 857,354 | $1.8M | 2.5% | ADD +29.9% |
| 12 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 787,408 | $1.7M | 2.3% | — |
| 13 | MARSHALL WACE, LLP | 620,424 | $1.3M | 1.8% | TRIM -46.8% |
| 14 | GOLDMAN SACHS GROUP INC | 604,562 | $1.3M | 1.7% | — |
| 15 | PANAGORA ASSET MANAGEMENT INC | 590,388 | $1.3M | 1.7% | TRIM -30.6% |
| 16 | VANGUARD FIDUCIARY TRUST CO | 577,939 | $1.2M | 1.7% | — |
| 17 | BANK OF AMERICA CORP /DE/ | 380,908 | $819.0K | 1.1% | DOUBLED +183.2% |
| 18 | MORGAN STANLEY | 364,567 | $783.8K | 1.0% | TRIM -26.5% |
| 19 | DIMENSIONAL FUND ADVISORS LP | 283,817 | $609.8K | 0.8% | ADD +42.5% |
| 20 | AMERIPRISE FINANCIAL INC | 271,272 | $583.2K | 0.8% | ADD +29.3% |
Recent Position Changes
| Fund | Action | Prev Shares | Curr Shares | Change % | Value | Quarter |
|---|---|---|---|---|---|---|
| MACKENZIE FINANCIAL CORP | ADD | 660,168 | 857,354 | +29.9% | $1.8M | 2026-Q1 |
| MARSHALL WACE, LLP | TRIM | 1,166,817 | 620,424 | -46.8% | $1.3M | 2026-Q1 |
| PANAGORA ASSET MANAGEMENT INC | TRIM | 850,298 | 590,388 | -30.6% | $1.3M | 2026-Q1 |
| BANK OF AMERICA CORP /DE/ | DOUBLED | 134,506 | 380,908 | +183.2% | $819.0K | 2026-Q1 |
| DIMENSIONAL FUND ADVISORS LP | ADD | 199,126 | 283,817 | +42.5% | $609.8K | 2026-Q1 |
| Point72 Asset Management, L.P. | DOUBLED | 23,102 | 80,091 | +246.7% | $172.2K | 2026-Q1 |
| SEI INVESTMENTS CO | DOUBLED | 16,884 | 53,846 | +218.9% | $115.8K | 2026-Q1 |
| CWM, LLC | DOUBLED | 12,164 | 28,985 | +138.3% | $62.3K | 2026-Q1 |
| Cerity Partners LLC | ADD | 13,682 | 26,976 | +97.2% | $58.0K | 2026-Q1 |
| PRUDENTIAL FINANCIAL INC | TRIM | 32,225 | 23,795 | -26.2% | $51.2K | 2026-Q1 |
| Legal & General Group Plc | ADD | 6,039 | 8,346 | +38.2% | $17.9K | 2026-Q1 |
| D. E. Shaw & Co., Inc. | DOUBLED | 978,204 | 2,365,151 | +141.8% | $3.7M | 2025-Q4 |
| FMR LLC | NEAR_EXIT | 15,181,849 | 2,231,171 | -85.3% | $3.5M | 2025-Q4 |
| RENAISSANCE TECHNOLOGIES LLC | ADD | 949,150 | 1,543,650 | +62.6% | $2.4M | 2025-Q4 |
| MARSHALL WACE, LLP | DOUBLED | 151,643 | 1,166,817 | +669.4% | $1.8M | 2025-Q4 |
| TWO SIGMA INVESTMENTS, LP | DOUBLED | 307,179 | 1,039,656 | +238.5% | $1.6M | 2025-Q4 |
| MACKENZIE FINANCIAL CORP | DOUBLED | 283,712 | 660,168 | +132.7% | $1.0M | 2025-Q4 |
| AMERIPRISE FINANCIAL INC | ADD | 274,042 | 354,299 | +29.3% | $552.7K | 2025-Q4 |
| MORGAN STANLEY | TRIM | 434,168 | 319,072 | -26.5% | $497.8K | 2025-Q4 |
| Invesco Ltd. | ADD | 192,311 | 279,468 | +45.3% | $436.0K | 2025-Q4 |
| DIMENSIONAL FUND ADVISORS LP | TRIM | 295,846 | 199,126 | -32.7% | $310.5K | 2025-Q4 |
| BANK OF AMERICA CORP /DE/ | TRIM | 246,283 | 134,506 | -45.4% | $209.8K | 2025-Q4 |
| WELLS FARGO & COMPANY/MN | ADD | 52,425 | 90,108 | +71.9% | $140.6K | 2025-Q4 |
| Russell Investments Group, Ltd. | TRIM | 104,824 | 71,887 | -31.4% | $112.1K | 2025-Q4 |
| Blackstone Inc. | DOUBLED | 25,715 | 66,859 | +160.0% | $104.3K | 2025-Q4 |
4 unique insiders with 14 transactions. Net insider value: -$506.8K ($0.00 bought, $506.8K sold).
Insider Transactions
| Date | Insider | Title | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Jun 3, 2026 | Wong-Sarad Grace | Principal Accounting Officer | SELL | 3,475 | $1.88 | $6.5K |
| Jun 2, 2026 | Wong-Sarad Grace | Principal Accounting Officer | SELL | 5,709 | $1.97 | $11.3K |
| Jun 2, 2026 | Rosenthal Arnon | Chief Executive Officer | SELL | 87,216 | $1.97 | $172.2K |
| Jun 2, 2026 | Berkley Neil Lindsay | CFO & Chief Business Officer | SELL | 19,360 | $1.97 | $38.2K |
| Jun 1, 2026 | SCHELLER RICHARD H | Director | AWARD | 10,833 | — | — |
| Apr 16, 2026 | Wong-Sarad Grace | Principal Accounting Officer | SELL | 1,820 | $2.65 | $4.8K |
| Mar 15, 2026 | Berkley Neil Lindsay | CFO & Chief Business Officer | AWARD | 54,600 | — | — |
| Mar 13, 2026 | Rosenthal Arnon | Chief Executive Officer | AWARD | 116,246 | — | — |
| Mar 10, 2026 | Wong-Sarad Grace | Principal Accounting Officer | SELL | 1,000 | $2.65 | $2.6K |
| Mar 3, 2026 | Wong-Sarad Grace | Principal Accounting Officer | SELL | 3,367 | $2.08 | $7.0K |
| Mar 2, 2026 | Wong-Sarad Grace | Principal Accounting Officer | SELL | 8,071 | $2.12 | $17.1K |
| Mar 2, 2026 | Rosenthal Arnon | Chief Executive Officer | SELL | 81,864 | $2.12 | $173.8K |
| Mar 2, 2026 | Berkley Neil Lindsay | CFO & Chief Business Officer | SELL | 29,649 | $2.12 | $63.0K |
| Feb 26, 2026 | Wong-Sarad Grace | Principal Accounting Officer | SELL | 4,079 | $2.50 | $10.2K |
6 SEC filing reports analyzed. Sentiment: 0 bullish, 3 bearish, 0 mixed, 3 neutral. Avg impact: 4.7/10.
NEUTRAL
INST-CLUSTER
4/10
Institutional cluster for ALEC shows 5 active/quant funds adding $6.7M in positions while 3 passive
Jun 11, 2026
NEUTRAL
CLUSTER
3/10
CEO Arnon Rosenthal and CFO Neil Berkley sold a combined $210K in open-market sales on June 2, 2026,
Jun 3, 2026
BEARISH
8-K
6/10
Alector entered into an at-the-market (ATM) equity offering agreement with TD Cowen to sell up to $1
May 7, 2026
BEARISH
S-3
7/10
Alector, Inc. has filed a shelf registration (S-3) to offer up to $400 million in securities, includ
Mar 12, 2026
BEARISH
CLUSTER
5/10
Multiple C-suite executives at Alector, Inc. (ALEC) sold shares in the past week, including CEO Arno
Mar 3, 2026
NEUTRAL
CLUSTER
3/10
Two Alector executives — the CFO and Principal Accounting Officer — sold shares in the past week, to
Mar 3, 2026
No press releases analyzed yet. Press releases are collected from GlobeNewsWire and analyzed by the LLM pipeline.
Current analyst consensus: Hold (57% buy). Based on 14 analysts: 3 strong buy, 5 buy, 4 hold, 2 sell, 0 strong sell.
Analyst Price Targets
$3.10 mean target
+102.6% upside
Strong Buy (3.00)
$1.00 Low
$6.00 High
| Metric | Value |
|---|---|
| Current Price | $1.53 |
| Target Low | $1.00 |
| Target Mean | $3.10 |
| Target Median | $2.00 |
| Target High | $6.00 |
| # Analysts | 5 |
| Recommendation | Strong Buy (3.00) |
Earnings Estimates & Revisions
| Period | EPS Avg | EPS Low | EPS High | EPS Growth | 30d Rev. | Up/Down | Rev. Avg | Rev. Growth | Analysts |
|---|---|---|---|---|---|---|---|---|---|
| Current Q 2026-06-30 |
$-0.23 | $-0.31 | $-0.18 | 23.9% | -29.7% | 2↑ 2↓ | $0.0B | -78.2% | 6 |
| Next Q 2026-09-30 |
$-0.23 | $-0.29 | $-0.18 | 33.3% | -25.9% | 2↑ 2↓ | $0.0B | -44.9% | 6 |
| Current FY 2026-12-31 |
$-0.88 | $-1.06 | $-0.75 | 36.5% | -4.4% | 5↑ 1↓ | $0.0B | -67.4% | 6 |
| Next FY 2027-12-31 |
$-0.70 | $-0.95 | $-0.41 | 20.8% | +20.6% | 5↑ 1↓ | $0.0B | 233.7% | 7 |
Current Quarter EPS Revision History
| Timepoint | EPS Estimate | Change |
|---|---|---|
| Current | $-0.228 | |
| 7d ago | $-0.226 | -0.003 |
| 30d ago | $-0.176 | -0.052 |
| 60d ago | $-0.280 | +0.052 |
| 90d ago | $-0.395 | +0.167 |
2 analyst firms have rated this stock: 2 upgrades, 0 downgrades, 0 initiations.
Individual Analyst Actions
| Date | Analyst Firm | Action | Previous Rating | New Rating |
|---|---|---|---|---|
| Apr 15, 2026 | Cantor Fitzgerald | UPGRADE | Neutral | Overweight |
| Mar 10, 2026 | BTIG | UPGRADE | Neutral | Buy |
Monthly Consensus History
| Period | Strong Buy | Buy | Hold | Sell | Strong Sell | Buy % | Distribution |
|---|---|---|---|---|---|---|---|
| Jun 1, 2026 | 3 | 5 | 4 | 2 | 0 | 57% | |
| May 1, 2026 | 3 | 5 | 4 | 2 | 0 | 57% | |
| Apr 1, 2026 | 1 | 1 | 6 | 3 | 2 | 15% | |
| Mar 1, 2026 | 0 | 1 | 7 | 3 | 2 | 8% | |
| Feb 1, 2026 | 0 | 1 | 7 | 3 | 2 | 8% | |
| Jan 1, 2026 | 0 | 1 | 7 | 3 | 2 | 8% |
Strong BuyBuyHoldSellStrong Sell
No congressional trading data available for this ticker. Data is sourced from Senate and House financial disclosure filings.
33°
Cool
Bearish
Neutral
Bullish
2 mentions
0 bullish
2 bearish
2 time periods
Reddit Sentiment History
| Date | Mentions | Sentiment | Bullish | Bearish | Threads |
|---|---|---|---|---|---|
| Mar 14, 2026 | 1 | 40° Cool | 0 | 1 | 1 |
| Mar 14, 2026 | 1 | 40° Cool | 0 | 1 | 1 |
Recent Reddit Threads
Riskless call calendar part #2: closing trade
▲ 1
💬 0
⚡ 0.5
Jun 2, 2026
short_volume
Short Volume: ALEC — 69.2% short (0.4M / 0.5M)
Short: 371,463 | Exempt: 96,223 | TRF Vol: 536,666 | Short Ratio: 69.2% | Off-exchange volume (dark pool + OTC)
May 15, 2026
short_volume
Short Volume: ALEC — 70.4% short (0.4M / 0.6M)
Short: 387,688 | Exempt: 7,572 | TRF Vol: 550,489 | Short Ratio: 70.4% | Off-exchange volume (dark pool + OTC)
May 7, 2026
earnings
Alector Reports First Quarter 2026 Financial Results and Provides Business Update
<p align="center"><em>Advancing the Alector Brain Carrier (ABC) platform across multiple therapeutic modalities, including antibodies, enzymes, and si
Apr 30, 2026
earnings_calendar
ALEC Q1 2026 Earnings Scheduled — 2026-04-30
Mar 27, 2026
Clinical Trial
A Long-term Extension Study to Evaluate Safety, Tolerability, and Efficacy of AL002 in Alzheimer's Disease
Phase Phase 2 — TERMINATED
Mar 3, 2026
earnings_calendar
ALEC Q4 2025 Earnings After Market Close — 2026-03-03