ADURO CLEAN [ACTHF] vs Federal Signal [FSS] Detailed Stock Comparison

ADURO CLEAN TECHNOLOGIES INC.

NASDAQ
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Federal Signal Corporation

NYSE
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TLDR: Quick Comparison Summary

Based on 21 vital metrics comparison: ADURO CLEAN TECHNOLOGIES INC. wins in 2 metrics, Federal Signal Corporation wins in 13 metrics, with 0 ties. Federal Signal Corporation appears stronger overall.

View Metrics Details

Vital Metrics Comparison

Metric ADURO CLEAN TECHNOLOGIES INC. Federal Signal Corporation Better
P/E Ratio (TTM) -4.84 28.30 Federal Signal Corporation
Price-to-Book Ratio 15.14 5.00 Federal Signal Corporation
Debt-to-Equity Ratio 1.32 43.03 ADURO CLEAN TECHNOLOGIES INC.
PEG Ratio N/A 21.21 N/A
EV/EBITDA -13.92 17.12 Federal Signal Corporation
Profit Margin (TTM) 0.00% 11.31% Federal Signal Corporation
Operating Margin (TTM) -4,465.43% 16.08% Federal Signal Corporation
EBITDA Margin (TTM) N/A 16.08% N/A
Return on Equity -105.83% 19.21% Federal Signal Corporation
Return on Assets (TTM) -61.06% 10.65% Federal Signal Corporation
Free Cash Flow (TTM) $-6.36M $227.10M Federal Signal Corporation
Dividend Yield N/A 0.54% N/A
1-Year Return N/A 9.50% N/A
Price-to-Sales Ratio (TTM) 444.29 3.17 Federal Signal Corporation
Enterprise Value $76.47M $7.44B Federal Signal Corporation
EV/Revenue Ratio 328.90 3.41 Federal Signal Corporation
Gross Profit Margin (TTM) N/A 28.35% N/A
Revenue per Share (TTM) $0 $36 Federal Signal Corporation
Earnings per Share (Diluted) $-0.86 $4.01 Federal Signal Corporation
Beta (Stock Volatility) 1.13 1.33 ADURO CLEAN TECHNOLOGIES INC.
Short % of Float N/A 6.91% N/A

ADURO CLEAN TECHNOLOGIES INC. vs Federal Signal Corporation Stock Performance Analysis

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ACTHF
FSS

Performance Comparison

Short-term Returns

Stock1D1W1M3M6MYTD
ADURO CLEAN TECHNOLOGIES INC.-3.90%0.00%0.00%0.00%0.00%0.00%
Federal Signal Corporation1.18%3.29%-0.84%3.25%0.32%-0.93%

Long-term Returns

Stock1Y3Y5Y10Y15Y20Y
ADURO CLEAN TECHNOLOGIES INC.N/AN/AN/AN/AN/AN/A
Federal Signal Corporation9.50%75.33%182.67%727.85%1,724.58%624.98%

Performance & Financial Health Analysis: ADURO CLEAN TECHNOLOGIES INC. vs Federal Signal Corporation

MetricACTHFFSS
Market Information
Market Cap iN/A$7.11B
Market Cap CategoryN/AMid cap
10 Day Avg. Volume i67,944529,024
90 Day Avg. Volume i79,931522,311
Last Close$5.66$110.40
52 Week Range$0.88 - $7.00$100.23 - $132.89
% from 52W High-19.14%-16.92%
All-Time High$6.12 (Jan 24, 2025)$132.89 (Oct 30, 2025)
% from All-Time High-7.52%-16.92%
Growth Metrics
Quarterly Revenue Growth-0.06%0.27%
Quarterly Earnings Growth-0.48%0.22%
Financial Health
Profit Margin (TTM) i0.00%0.11%
Operating Margin (TTM) i-44.65%0.16%
Return on Equity (TTM) i-1.06%0.19%
Debt to Equity (MRQ) i1.3243.03
Cash & Liquidity
Book Value per Share (MRQ)$0.36$22.69
Cash per Share (MRQ)$0.22$1.05
Operating Cash Flow (TTM) i$-4,194,669$254.70M
Levered Free Cash Flow (TTM) i$-3,203,244$101.16M
Dividends
Last 12-Month Dividend Yield iN/A0.54%
Last 12-Month Dividend iN/A$0.57

Valuation & Enterprise Metrics Analysis: ADURO CLEAN TECHNOLOGIES INC. vs Federal Signal Corporation

MetricACTHF (Mar 31, 2025)FSS (Apr 24, 2026)
Price Ratios
P/E Ratio (TTM) i-4.8428.30
Forward P/E iN/A21.21
PEG Ratio iN/A21.21
Price to Sales (TTM) i444.293.17
Price to Book (MRQ) i15.145.00
Market Capitalization
Market Capitalization i$148.38M$7.11B
Enterprise Value i$76.47M$7.44B
Enterprise Value Metrics
Enterprise to Revenue i328.903.41
Enterprise to EBITDA i-13.9217.12
Risk & Other Metrics
Beta i1.131.33
Book Value per Share (MRQ) i$0.36$22.69

Financial Statements Comparison: ADURO CLEAN TECHNOLOGIES INC. vs Federal Signal Corporation

Financial Metrics

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Revenue

Operating Margin

Profit Margin

Long Term Debt

Income Flow Analysis

Financial Statements Comparison

Income Statement

MetricACTHF (2024)FSS (2025)
Revenue/Sales i337,5162.18B
Cost of Goods Sold iN/A1.55B
COGS % of Revenue i0.0%71.1%
Gross Profit iN/A631.20M
Gross Margin i0.0%28.9%
Research & Development i3.26MN/A
Operating Income (EBIT) i-7.39M356.90M
Operating Margin i-2,190.3%16.4%
EBITDA i-6.98M435.10M
EBITDA Margin i-2,068.3%20.0%
Pre-Tax Income i-7.44M324.50M
Pre-Tax Income % of Revenue i-2,203.4%14.9%
Income Tax iN/A77.90M
Income Tax % of Revenue i0.0%3.6%
Net Income (Profit) i-7.44M246.60M
Profit Margin i-2,203.4%11.3%

Balance Sheet & Liquidity Metrics

MetricACTHF (2024)FSS (2025)
Cash & Equivalents i2.81M63.70M
Total Current Assets i3.70M853.80M
Total Current Assets % of Revenue i1,097.0%39.2%
Total Current Liabilities i502,303282.40M
Total Current Liabilities % of Revenue i148.8%13.0%
Long-Term Debt i98,230586.20M
Long-Term Debt % of Revenue i29.1%26.9%
Total Shareholders Equity i6.36M1.38B
Retained Earnings i-22.90M1.32B
Retained Earnings % of Revenue i-6,783.7%60.3%
Property, Plant & Equipment i1.75M300.30M

Cash Flow Statement Comparison

MetricACTHF (2024)FSS (2025)
Operating Cash Flow i-5.26M250.80M
Operating Cash Flow % of Revenue i-1,559.2%11.5%
Capital Expenditures i-1.14M-27.60M
Free Cash Flow i-6.36M227.10M
FCF Margin i-1,883.4%10.4%
Debt Repayment i-79,678-120.30M
Common Stock Repurchase iN/A-53.30M

Short Interest & Institutional Ownership Analysis

MetricACTHFFSS
Shares Short iN/A3.05M
Short Ratio iN/A5.62
Short % of Float iN/A6.91%
Shares Outstanding i21.76M60.90M
Float Shares i16.59M59.37M
% Held by Insiders i33.98%2.56%
% Held by Institutions i0.37%103.33%
% Held by Public i65.65%-5.89%

Dividend Analysis & Yield Comparison: ADURO CLEAN TECHNOLOGIES INC. vs Federal Signal Corporation

MetricACTHFFSS
Last 12-Month Dividend iN/A$0.57
Last 12-Month Dividend Yield iN/A0.54%
3-Year Avg Annual Dividend iN/A$0.50
3-Year Avg Dividend Yield iN/A0.15%
3-Year Total Dividends iN/A$1.49
Ex-Dividend DateN/AMar 13, 2026