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Side-by-side financial comparison of Alector, Inc. (ALEC) and ESPEY MFG & ELECTRONICS CORP (ESP). Click either name above to swap in a different company.

ESPEY MFG & ELECTRONICS CORP is the larger business by last-quarter revenue ($12.1M vs $6.2M, roughly 1.9× Alector, Inc.). On growth, ESPEY MFG & ELECTRONICS CORP posted the faster year-over-year revenue change (-10.8% vs -88.5%). ESPEY MFG & ELECTRONICS CORP produced more free cash flow last quarter ($-4.1M vs $-184.1M). Over the past eight quarters, ESPEY MFG & ELECTRONICS CORP's revenue compounded faster (21.3% 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.

ESPEY MFG & ELECTRONICS CORP is a US-based manufacturer specializing in high-reliability power supplies, power conversion systems and specialized electronic components. It serves aerospace, defense, industrial and transportation sectors, delivering custom solutions for harsh environments to OEMs and government contractors across North America and select global markets.

ALEC vs ESP — Head-to-Head

Bigger by revenue
ESP
ESP
1.9× larger
ESP
$12.1M
$6.2M
ALEC
Growing faster (revenue YoY)
ESP
ESP
+77.7% gap
ESP
-10.8%
-88.5%
ALEC
More free cash flow
ESP
ESP
$179.9M more FCF
ESP
$-4.1M
$-184.1M
ALEC
Faster 2-yr revenue CAGR
ESP
ESP
Annualised
ESP
21.3%
-37.4%
ALEC

Income Statement — Q4 FY2025 vs Q2 FY2026

Metric
ALEC
ALEC
ESP
ESP
Revenue
$6.2M
$12.1M
Net Profit
$2.8M
Gross Margin
34.7%
Operating Margin
25.3%
Net Margin
23.1%
Revenue YoY
-88.5%
-10.8%
Net Profit YoY
-1696.9%
47.0%
EPS (diluted)
$0.99

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
ESP
ESP
Q4 25
$6.2M
$12.1M
Q3 25
$3.3M
$9.1M
Q2 25
$7.9M
$9.6M
Q1 25
$3.7M
$10.3M
Q4 24
$54.2M
$13.6M
Q3 24
$15.3M
$10.4M
Q2 24
$15.1M
$11.6M
Q1 24
$15.9M
$8.3M
Net Profit
ALEC
ALEC
ESP
ESP
Q4 25
$2.8M
Q3 25
$-34.7M
$2.2M
Q2 25
$-30.5M
$2.9M
Q1 25
$-40.5M
$1.7M
Q4 24
$-2.1M
$1.9M
Q3 24
$-42.2M
$1.6M
Q2 24
$-38.7M
$1.9M
Q1 24
$-36.1M
$1.0M
Gross Margin
ALEC
ALEC
ESP
ESP
Q4 25
34.7%
Q3 25
35.4%
Q2 25
39.3%
Q1 25
28.6%
Q4 24
23.2%
Q3 24
26.8%
Q2 24
27.6%
Q1 24
25.0%
Operating Margin
ALEC
ALEC
ESP
ESP
Q4 25
25.3%
Q3 25
-1153.6%
22.7%
Q2 25
-433.6%
27.4%
Q1 25
-1216.5%
17.0%
Q4 24
-13.4%
14.9%
Q3 24
-315.7%
16.5%
Q2 24
-302.4%
18.4%
Q1 24
-275.0%
13.2%
Net Margin
ALEC
ALEC
ESP
ESP
Q4 25
23.1%
Q3 25
-1063.4%
23.9%
Q2 25
-387.7%
30.6%
Q1 25
-1101.6%
16.5%
Q4 24
-3.8%
14.0%
Q3 24
-275.2%
15.3%
Q2 24
-256.4%
16.3%
Q1 24
-227.0%
12.5%
EPS (diluted)
ALEC
ALEC
ESP
ESP
Q4 25
$0.99
Q3 25
$-0.34
$0.76
Q2 25
$-0.30
$1.07
Q1 25
$-0.41
$0.63
Q4 24
$-0.02
$0.71
Q3 24
$-0.43
$0.61
Q2 24
$-0.40
$0.73
Q1 24
$-0.38
$0.40

Balance Sheet & Financial Strength

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

Metric
ALEC
ALEC
ESP
ESP
Cash + ST InvestmentsLiquidity on hand
$256.0M
$17.8M
Total DebtLower is stronger
$10.0M
Stockholders' EquityBook value
$30.6M
$53.2M
Total Assets
$293.2M
$85.2M
Debt / EquityLower = less leverage
0.33×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ALEC
ALEC
ESP
ESP
Q4 25
$256.0M
$17.8M
Q3 25
$291.1M
$22.2M
Q2 25
$307.3M
$18.9M
Q1 25
$354.6M
$13.9M
Q4 24
$413.4M
$8.0M
Q3 24
$457.2M
$4.8M
Q2 24
$503.3M
$4.4M
Q1 24
$562.1M
$5.6M
Total Debt
ALEC
ALEC
ESP
ESP
Q4 25
$10.0M
Q3 25
Q2 25
Q1 25
Q4 24
$10.0M
Q3 24
Q2 24
Q1 24
Stockholders' Equity
ALEC
ALEC
ESP
ESP
Q4 25
$30.6M
$53.2M
Q3 25
$57.7M
$51.0M
Q2 25
$71.2M
$50.8M
Q1 25
$94.6M
$46.3M
Q4 24
$126.8M
$44.8M
Q3 24
$118.9M
$42.5M
Q2 24
$150.6M
$41.3M
Q1 24
$178.9M
$39.3M
Total Assets
ALEC
ALEC
ESP
ESP
Q4 25
$293.2M
$85.2M
Q3 25
$335.3M
$84.8M
Q2 25
$356.4M
$79.1M
Q1 25
$408.3M
$72.8M
Q4 24
$468.3M
$60.2M
Q3 24
$516.0M
$57.6M
Q2 24
$570.7M
$56.5M
Q1 24
$635.5M
$53.1M
Debt / Equity
ALEC
ALEC
ESP
ESP
Q4 25
0.33×
Q3 25
Q2 25
Q1 25
Q4 24
0.08×
Q3 24
Q2 24
Q1 24

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
ESP
ESP
Operating Cash FlowLast quarter
$-184.0M
$-2.8M
Free Cash FlowOCF − Capex
$-184.1M
$-4.1M
FCF MarginFCF / Revenue
-2951.3%
-34.1%
Capex IntensityCapex / Revenue
0.7%
10.9%
Cash ConversionOCF / Net Profit
-1.00×
TTM Free Cash FlowTrailing 4 quarters
$-326.5M
$11.7M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ALEC
ALEC
ESP
ESP
Q4 25
$-184.0M
$-2.8M
Q3 25
$-32.5M
$5.7M
Q2 25
$-49.0M
$2.8M
Q1 25
$-60.8M
$11.5M
Q4 24
$-55.0M
$5.4M
Q3 24
$-50.7M
$1.4M
Q2 24
$-62.8M
$3.2M
Q1 24
$-61.3M
$1.4M
Free Cash Flow
ALEC
ALEC
ESP
ESP
Q4 25
$-184.1M
$-4.1M
Q3 25
$-32.5M
$4.4M
Q2 25
$-49.1M
$915.3K
Q1 25
$-60.8M
$10.5M
Q4 24
$-55.2M
$4.5M
Q3 24
$-50.9M
$724.8K
Q2 24
$-63.1M
$2.6M
Q1 24
$-61.9M
$379.1K
FCF Margin
ALEC
ALEC
ESP
ESP
Q4 25
-2951.3%
-34.1%
Q3 25
-997.6%
48.7%
Q2 25
-623.0%
9.5%
Q1 25
-1655.0%
101.8%
Q4 24
-101.8%
33.0%
Q3 24
-332.1%
6.9%
Q2 24
-418.6%
22.2%
Q1 24
-389.3%
4.6%
Capex Intensity
ALEC
ALEC
ESP
ESP
Q4 25
0.7%
10.9%
Q3 25
0.3%
14.2%
Q2 25
0.1%
19.3%
Q1 25
0.5%
9.3%
Q4 24
0.3%
6.5%
Q3 24
1.4%
6.4%
Q2 24
2.2%
5.7%
Q1 24
3.4%
12.5%
Cash Conversion
ALEC
ALEC
ESP
ESP
Q4 25
-1.00×
Q3 25
2.64×
Q2 25
0.95×
Q1 25
6.72×
Q4 24
2.82×
Q3 24
0.87×
Q2 24
1.71×
Q1 24
1.37×

Financial Flow Comparison

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

Revenue Breakdown by Segment

ALEC
ALEC

Segment breakdown not available.

ESP
ESP

ASC606$11.3M93%
Other$855.0K7%

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