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SERV vs PPIH // DIVIDEND YIELD & FCF PAYOUT SAFETY

Serve Robotics Inc. (NASDAQ) VS. Perma-Pipe International Holdings Inc. (NASDAQ) • 15-METRIC TALLY: SERV 1 — PPIH 8
■ METRIC PARITY
15-METRIC INSTITUTIONAL SIDE-BY-SIDE SCORECARD (SERV VS. PPIH) EMERALD CELL = QUANTITATIVE EDGE
INSTITUTIONAL METRIC SERV PPIH SPREAD (A - B) ADVANTAGE DEDICATED URL
Gross Profit Margin -30.00% 32.90% -62.90 PPIH /gross-margins <GO>
Return on Invested Capital (ROIC) -35.00% 27.50% -62.50 PPIH /roic <GO>
EV/EBITDA & P/E Valuation — 6.3x — TIE /valuation <GO>
Free Cash Flow Yield -18.00% -0.52% -17.48 PPIH /fcf-yield <GO>
Operating Margin -60.00% 14.00% -74.00 PPIH /operating-margins <GO>
Net Profit Margin -60.00% 8.10% -68.10 PPIH /net-margins <GO>
Revenue Growth (YoY) 46.20% — — TIE /revenue-growth <GO>
Dividend Yield & FCF Payout Safety ACTIVE 0.00% 0.00% 0.00 TIE /dividend-safety <GO>
Altman Z-Score & Debt/Equity 7.63 — — TIE /balance-sheet <GO>
Piotroski F-Score Quality 4/9 6/9 -2.00 PPIH /piotroski-score <GO>
Options Implied Move & Put/Call Skew — — — TIE /options-implied-move <GO>
RSI-14 & 200D SMA Momentum 34.5 47.0 -12.52 PPIH /rsi-technicals <GO>
10Y Yield & FRED Macro Beta 0.90 — — TIE /macro-sensitivity <GO>
Forward P/E Multiple 24.0x 13.4x +10.60 PPIH /forward-pe <GO>
Enterprise Scale & Market Cap $246.2M $245.6M $639.8K SERV /market-cap <GO>
5-YEAR HISTORICAL XBRL REVENUE & MARGIN TRAJECTORY SEC FORM 10-K FY
FISCAL YEAR SERV REV PPIH REV SERV GROSS % PPIH GROSS % SERV FCF PPIH FCF
FY 2025 $2.7M $210.9M -580.2% 32.9% -$117.6M -$1.3M
FY 2024 $1.8M $158.4M -4.1% 33.6% -$31.8M $11.1M
FY 2023 $207.5K $0 — — -$16.0M $14.7M
FRED MACRO REGIME CORRELATION COMPARISON PEARSON r
SERV // BETA 0.90
PPIH // BETA —