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Side-by-side financial comparison of Alector, Inc. (ALEC) and FLEXIBLE SOLUTIONS INTERNATIONAL INC (FSI). Click either name above to swap in a different company.

FLEXIBLE SOLUTIONS INTERNATIONAL INC is the larger business by last-quarter revenue ($9.1M vs $6.2M, roughly 1.5× Alector, Inc.). On growth, FLEXIBLE SOLUTIONS INTERNATIONAL INC posted the faster year-over-year revenue change (-0.5% vs -88.5%). FLEXIBLE SOLUTIONS INTERNATIONAL INC produced more free cash flow last quarter ($-4.0M vs $-184.1M). Over the past eight quarters, FLEXIBLE SOLUTIONS INTERNATIONAL INC's revenue compounded faster (-0.6% CAGR vs -37.4%).

Alector, Inc. is a clinical-stage biopharmaceutical company focused on developing innovative immunotherapies for neurodegenerative diseases. Its product pipeline targets unmet medical needs including Alzheimer’s disease, frontotemporal dementia, and Parkinson’s disease, and it collaborates with global pharmaceutical partners to advance candidate therapies through clinical trials.

Flexible Solutions International Inc develops and manufactures specialty chemicals for water conservation, energy efficiency, and agricultural use. Core products include water body evaporative reduction solutions, farm crop yield additives, and swimming pool heat retention products, serving customers across North America and global agricultural markets.

ALEC vs FSI — Head-to-Head

Bigger by revenue
FSI
FSI
1.5× larger
FSI
$9.1M
$6.2M
ALEC
Growing faster (revenue YoY)
FSI
FSI
+88.0% gap
FSI
-0.5%
-88.5%
ALEC
More free cash flow
FSI
FSI
$180.0M more FCF
FSI
$-4.0M
$-184.1M
ALEC
Faster 2-yr revenue CAGR
FSI
FSI
Annualised
FSI
-0.6%
-37.4%
ALEC

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
ALEC
ALEC
FSI
FSI
Revenue
$6.2M
$9.1M
Net Profit
$-460.9K
Gross Margin
29.4%
Operating Margin
11.6%
Net Margin
-5.1%
Revenue YoY
-88.5%
-0.5%
Net Profit YoY
-1696.9%
-167.8%
EPS (diluted)
$-0.03

Green = leading value per metric. Periods may differ when fiscal calendars don't align.

8-Quarter Revenue & Profit Trend

Side-by-side quarterly history. Quarters aligned by calendar period so offset fiscal years line up.

Revenue
ALEC
ALEC
FSI
FSI
Q4 25
$6.2M
$9.1M
Q3 25
$3.3M
$10.6M
Q2 25
$7.9M
$11.4M
Q1 25
$3.7M
$7.5M
Q4 24
$54.2M
$9.2M
Q3 24
$15.3M
$9.3M
Q2 24
$15.1M
$10.5M
Q1 24
$15.9M
$9.2M
Net Profit
ALEC
ALEC
FSI
FSI
Q4 25
$-460.9K
Q3 25
$-34.7M
$-503.4K
Q2 25
$-30.5M
$2.0M
Q1 25
$-40.5M
$-277.7K
Q4 24
$-2.1M
$679.6K
Q3 24
$-42.2M
$611.9K
Q2 24
$-38.7M
$1.3M
Q1 24
$-36.1M
$457.2K
Gross Margin
ALEC
ALEC
FSI
FSI
Q4 25
29.4%
Q3 25
23.9%
Q2 25
47.4%
Q1 25
26.1%
Q4 24
29.2%
Q3 24
40.9%
Q2 24
37.4%
Q1 24
30.6%
Operating Margin
ALEC
ALEC
FSI
FSI
Q4 25
11.6%
Q3 25
-1153.6%
2.9%
Q2 25
-433.6%
29.0%
Q1 25
-1216.5%
-0.9%
Q4 24
-13.4%
9.4%
Q3 24
-315.7%
20.5%
Q2 24
-302.4%
18.7%
Q1 24
-275.0%
8.3%
Net Margin
ALEC
ALEC
FSI
FSI
Q4 25
-5.1%
Q3 25
-1063.4%
-4.8%
Q2 25
-387.7%
17.8%
Q1 25
-1101.6%
-3.7%
Q4 24
-3.8%
7.4%
Q3 24
-275.2%
6.6%
Q2 24
-256.4%
12.3%
Q1 24
-227.0%
5.0%
EPS (diluted)
ALEC
ALEC
FSI
FSI
Q4 25
$-0.03
Q3 25
$-0.34
$-0.04
Q2 25
$-0.30
$0.15
Q1 25
$-0.41
$-0.02
Q4 24
$-0.02
$0.05
Q3 24
$-0.43
$0.05
Q2 24
$-0.40
$0.10
Q1 24
$-0.38
$0.04

Balance Sheet & Financial Strength

Snapshot of each company's liquidity, leverage and book value from the latest quarter.

Metric
ALEC
ALEC
FSI
FSI
Cash + ST InvestmentsLiquidity on hand
$256.0M
Total DebtLower is stronger
$10.0M
$4.4M
Stockholders' EquityBook value
$30.6M
$38.9M
Total Assets
$293.2M
$61.8M
Debt / EquityLower = less leverage
0.33×
0.11×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ALEC
ALEC
FSI
FSI
Q4 25
$256.0M
Q3 25
$291.1M
Q2 25
$307.3M
$10.0M
Q1 25
$354.6M
$11.0M
Q4 24
$413.4M
$10.0M
Q3 24
$457.2M
$13.0M
Q2 24
$503.3M
$9.2M
Q1 24
$562.1M
$8.3M
Total Debt
ALEC
ALEC
FSI
FSI
Q4 25
$10.0M
$4.4M
Q3 25
$7.1M
Q2 25
$7.5M
Q1 25
$8.1M
Q4 24
$10.0M
$8.8M
Q3 24
$9.4M
Q2 24
$8.3M
Q1 24
$8.0M
Stockholders' Equity
ALEC
ALEC
FSI
FSI
Q4 25
$30.6M
$38.9M
Q3 25
$57.7M
$39.0M
Q2 25
$71.2M
$39.4M
Q1 25
$94.6M
$38.4M
Q4 24
$126.8M
$38.0M
Q3 24
$118.9M
$36.9M
Q2 24
$150.6M
$36.2M
Q1 24
$178.9M
$36.0M
Total Assets
ALEC
ALEC
FSI
FSI
Q4 25
$293.2M
$61.8M
Q3 25
$335.3M
$58.4M
Q2 25
$356.4M
$58.2M
Q1 25
$408.3M
$61.7M
Q4 24
$468.3M
$60.0M
Q3 24
$516.0M
$57.8M
Q2 24
$570.7M
$56.3M
Q1 24
$635.5M
$57.6M
Debt / Equity
ALEC
ALEC
FSI
FSI
Q4 25
0.33×
0.11×
Q3 25
0.18×
Q2 25
0.19×
Q1 25
0.21×
Q4 24
0.08×
0.23×
Q3 24
0.25×
Q2 24
0.23×
Q1 24
0.22×

Cash Flow & Capital Efficiency

How much cash each business actually produces after reinvestment. Cash flow is harder to manipulate than net income.

Metric
ALEC
ALEC
FSI
FSI
Operating Cash FlowLast quarter
$-184.0M
$-3.0M
Free Cash FlowOCF − Capex
$-184.1M
$-4.0M
FCF MarginFCF / Revenue
-2951.3%
-44.3%
Capex IntensityCapex / Revenue
0.7%
11.7%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$-326.5M
$-591.7K

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ALEC
ALEC
FSI
FSI
Q4 25
$-184.0M
$-3.0M
Q3 25
$-32.5M
$2.0M
Q2 25
$-49.0M
$5.3M
Q1 25
$-60.8M
$-544.3K
Q4 24
$-55.0M
$-2.2M
Q3 24
$-50.7M
$2.5M
Q2 24
$-62.8M
$5.9M
Q1 24
$-61.3M
$-604.8K
Free Cash Flow
ALEC
ALEC
FSI
FSI
Q4 25
$-184.1M
$-4.0M
Q3 25
$-32.5M
$39.4K
Q2 25
$-49.1M
$4.3M
Q1 25
$-60.8M
$-898.4K
Q4 24
$-55.2M
$-4.3M
Q3 24
$-50.9M
$1.3M
Q2 24
$-63.1M
$4.7M
Q1 24
$-61.9M
$-1.1M
FCF Margin
ALEC
ALEC
FSI
FSI
Q4 25
-2951.3%
-44.3%
Q3 25
-997.6%
0.4%
Q2 25
-623.0%
37.9%
Q1 25
-1655.0%
-12.0%
Q4 24
-101.8%
-47.0%
Q3 24
-332.1%
13.6%
Q2 24
-418.6%
44.9%
Q1 24
-389.3%
-11.7%
Capex Intensity
ALEC
ALEC
FSI
FSI
Q4 25
0.7%
11.7%
Q3 25
0.3%
18.7%
Q2 25
0.1%
8.6%
Q1 25
0.5%
4.7%
Q4 24
0.3%
22.8%
Q3 24
1.4%
13.0%
Q2 24
2.2%
11.3%
Q1 24
3.4%
5.2%
Cash Conversion
ALEC
ALEC
FSI
FSI
Q4 25
Q3 25
Q2 25
2.60×
Q1 25
Q4 24
-3.27×
Q3 24
4.05×
Q2 24
4.59×
Q1 24
-1.32×

Financial Flow Comparison

Revenue → gross profit → operating profit → net profit for each company.

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