Alector Inc

10-Year Study

ALEC.US · Healthcare · US · Common Stock

Executive Summary: Alector Inc has compounded at -24.8% annually over the last 10 years, with a maximum drawdown of 96.3% and an annualized volatility of 86.0%.

1Y CAGR
+103.3%
3Y CAGR
-30.7%
5Y CAGR
-32.6%
10Y CAGR
-24.8%

History & Riski10-year historical performance analysis including CAGR, Max Drawdown, Sharpe & Sortino ratios, annual returns, and rolling volatility — all computed from daily market data.

10-Year Growth of $10,000

Max DrawdownMax DrawdownThe largest peak-to-trough decline in the asset's value over the measurement period.Click for full definition →
96.3%
Sharpe RatioSharpe RatioRisk-adjusted return: how much excess return you earn per unit of total risk (volatility).Click for full definition →
-0.11
Sortino RatioSortino RatioLike Sharpe, but only penalizes downside volatility — a more accurate risk measure for asymmetric return distributions.Click for full definition →
-0.20
Ann. VolatilityAnnualized VolatilityThe annualized standard deviation of an asset's returns — a measure of how much prices fluctuate.Click for full definition →
70.4%
Best YearBest & Worst YearThe single calendar year with the highest and lowest return in the measured period.Click for full definition →
2026 · +63.5%
Worst YearBest & Worst YearThe single calendar year with the highest and lowest return in the measured period.Click for full definition →
2024 · -76.3%
% Positive Years% Positive YearsThe percentage of calendar years in the measurement period where the asset delivered a positive return.Click for full definition →
29%

Annual Returns

Rolling 12-Month Returns

Rolling 12-Month Annualised Volatility

Historical Drawdowns

Monthly Returns

Monthly Returns Heatmap

YearJanFebMarAprMayJunJulAugSepOctNovDecAnn.
202621.228.6-11.518.6————————63.5%
2025-12.2-1.2-25.0-2.410.85.36.457.726.0-50.3-9.517.3-17.5%
2024-25.316.9-13.6-15.6-3.1-7.732.2-12.0-11.75.6-47.4-27.0-76.3%
2023-4.4-3.2-27.56.612.7-19.214.1-20.618.9-19.84.247.2-13.5%
2022-23.2-0.1-10.0-32.6-7.714.70.61.3-8.6-2.7-7.78.7-55.3%
202111.38.010.8-3.2-8.717.015.412.5-15.6-4.7-5.00.036.5%
202062.2-1.6-12.22.432.3-25.3-35.9-17.5-18.5-10.739.315.4-12.2%
2019——-4.46.1-14.912.411.2-22.1-12.416.810.7-7.6-12.0%

Risk X-RayiA 19-factor macroeconomic risk decomposition showing exactly which market forces (equity beta, rates, inflation, credit, commodity, crypto) drive this asset's volatility. Powered by multivariate regression against daily factor returns.

Risk Profile Insight: This asset has an estimated annualized volatility of 86.0%. The dominant macroeconomic risk driver is IJR.US, accounting for 18.5% of variance. Idiosyncratic stock-specific factors contribute 53.4%.

10-Year Historical Price Series (Growth of $10,000)
DateSimulated Value
2019-02-0110000
2019-03-019555.895865237366
2019-04-0110137.825421133231
2019-05-018631.955079122
2019-06-019698.825931597754
2019-07-0110781.010719754977
2019-08-018402.24604389995
2019-09-017360.89841755998
2019-10-018596.222562531904
2019-11-019515.058703420113
2019-12-018795.303726391016
2020-01-0114262.378764675856
2020-02-0114027.565084226648
2020-03-0112317.508933129147
2020-04-0112618.683001531392
2020-05-0116692.189892802453
2020-06-0112475.752935171007
2020-07-017998.979070954569
2020-08-016595.201633486473
2020-09-015377.743746809597
2020-10-014803.471158754466
2020-11-016692.18989280245
2020-12-017723.328228688107
2021-01-018596.222562531904
2021-02-019280.245022970903
2021-03-0110280.75548749362
2021-04-019954.05819295559
2021-05-019086.268504338948
2021-06-0110632.976008167432
2021-07-0112269.014803471158
2021-08-0113797.856049004595
2021-09-0111648.800408371619
2021-10-0111097.498723838693
2021-11-0110541.09239407861
2021-12-0110541.09239407861
2022-01-018095.967330270546
2022-02-018085.758039816234
2022-03-017274.119448698315
2022-04-014900.459418070444
2022-05-014522.715671260847
2022-06-015186.31955079122
2022-07-015216.947422154161
2022-08-015283.307810107197
2022-09-014828.99438489025
2022-10-014696.273608984175
2022-11-014333.843797856049
2022-12-014711.5875446656455
2023-01-014502.297090352221
2023-02-014359.367023991832
2023-03-013159.7753956100055
2023-04-013369.06584992343
2023-05-013797.8560490045943
2023-06-013067.8917815211844
2023-07-013501.786625829505
2023-08-012782.031648800408
2023-09-013307.81010719755
2023-10-012654.4155181214905
2023-11-012766.717713118938
2023-12-014073.506891271057
2024-01-013042.3685553854007
2024-02-013557.9377233282285
2024-03-013072.9964267483406
2024-04-012593.15977539561
2024-05-012511.4854517611025
2024-06-012317.5089331291474
2024-07-013062.7871362940273
2024-08-012695.252679938744
2024-09-012378.764675855028
2024-10-012511.4854517611025
2024-11-011322.1031138335884
2024-12-01964.7779479326186
2025-01-01847.3711077080143
2025-02-01837.1618172537009
2025-03-01627.8713629402756
2025-04-01612.5574272588055
2025-05-01678.9178152118429
2025-06-01714.6503318019397
2025-07-01760.5921388463502
2025-08-011199.5916283818276
2025-09-011510.9749872383868
2025-10-01750.3828483920367
2025-11-01678.9178152118429
2025-12-01796.3246554364473
2026-01-01964.7779479326186
2026-02-011240.4287901990813
2026-03-011097.4987238386932
2026-04-011301.6845329249616
Annual Return Matrix
YearAnnual Return
2020-0.12188044109112006
20210.3648380700594842
2022-0.5530266343825665
2023-0.13542795232936078
2024-0.7631578947368421
2025-0.17460317460317454
20260.6346153846153844
Total Factor Risk
0.85974182615738
VTI.US Exposure
-0.06612579312323431
VEA.US Exposure
-0.035271145690346166
VWO.US Exposure
0.0503595853016401
QQQ.US Exposure
-0.03164471875187106
VTV.US Exposure
-0.028866178988876324
IJR.US Exposure
0.18548857671115063
QUAL.US Exposure
0.15775816755851604
SHV.US Exposure
0.011997380017227036
TLT.US Exposure
0.05865931253496718
LQD.US Exposure
0.05103078163990641
HYG.US Exposure
0.10244352896170832
GLD.US Exposure
-0.0005600793342089826
USO.US Exposure
0.0005726063922655105
VNQ.US Exposure
0.01273581218239633
BTC-USD.CC Exposure
-0.004609580897603929
CPER.US Exposure
-0.008509887993424925
VIX.INDX Exposure
-0.0001714787665911411
UUP.US Exposure
0.012185064649348548
TIP.US Exposure
-0.001685320929523607
Idiosyncratic Exposure
0.5342133685265543
Value Score
50
Growth Score
50
Profit Score
37.5
Health Score
23.6
Yield Score
0
Moat Score
40

Factor Risk Decomposition

Share of annualised volatility attributable to each macro factor.

Total Est. Vol
86.0%

FundamentalsiCompany financial health metrics: P/E valuation, dividend yield, Piotroski F-Score (9-point profitability signal), Altman Z-Score (bankruptcy risk proxy), and a radar chart across 6 fundamental dimensions. Note: ETFs may show N/A for some metrics.

Fundamental Dimensions

Core Valuation

P/E Ratio (TTM)P/E RatioPrice-to-Earnings ratio — the market price of a stock divided by its earnings per share, a key valuation measure.Click for full definition →N/A
Dividend YieldDividend YieldAnnual dividend paid per share divided by the current share price — expressed as a percentage income return.Click for full definition →0.00%
Market Cap$266.0M
Piotroski F-ScorePiotroski F-ScoreA 9-point scoring system evaluating a company's financial strength across profitability, leverage, and operating efficiency.Click for full definition →
9-point profitability signal
0.0/ 9
Weak
Altman Z-ScoreAltman Z-ScoreA bankruptcy prediction model that combines 5 financial ratios into a single score indicating financial distress risk.Click for full definition →
Bankruptcy risk proxy
1.18
Distress Zone
Income Simulation

Based on $10,000 initial investment.

Total Income Generated
$0
Avg Yield on Cost
0.00%

Momentum & MacroiPrice momentum indicators relative to key technical levels: distance from 50-Day SMA (intermediate trend), 200-Day SMA (long-term trend), 52-Week High (bullish proximity), and Beta (market sensitivity coefficient).

vs 50-Day SMAMoving Averages (SMA)A rolling average of an asset's price over a defined window — used to identify trends and momentum signals.Click for full definition →
+17.2%
Above/below 50-day moving average
vs 200-Day SMAMoving Averages (SMA)A rolling average of an asset's price over a defined window — used to identify trends and momentum signals.Click for full definition →
+26.3%
Above/below 200-day moving average
vs 52-Week High52-Week HighThe highest price an asset reached in the past 52 weeks — a key reference for momentum and valuation context.Click for full definition →
23.2% from high
Distance from 52-week high
BetaBetaA measure of an asset's sensitivity to broad market movements relative to a benchmark (e.g. S&P 500).Click for full definition →
0.58
Market sensitivity coefficient

Frequently Asked Questions & Methodology

Is Alector Inc a high-risk investment?

Alector Inc (ALEC.US) has an annualized volatility of 86.0% and experienced a maximum drawdown of 96.3% over the last 10 years. Its primary macro risk driver is IJR.US.

What is the 10-year return of ALEC.US?

Over the past 10 years, ALEC.US has generated a Compound Annual Growth Rate (CAGR) of -24.8%. It has had a positive return in 29% of the years measured.

Data Methodology & Trust

The risk and return information on this page is pre-calculated mathematically using daily market data spanning a 10-year period. Fundamentals (such as P/E Ratio, Market Cap, and Dividend Yield) represent trailing averages and may not immediately reflect real-time live market fluctuations. Advanced scoring models like the Piotroski F-Score and Altman Z-Score are proxies applied to publicly available trailing-twelve-month financial statements and may not account for recent off-balance-sheet events, qualitative company shifts, or sector-specific capital structures. Macroeconomic factor exposures are estimated via multivariate regression against standard market indices. This data is provided for quantitative insight and backtesting research, and should not be misconstrued as tailored financial advice.

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