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SPRO vs ZYBT // OPTIONS IMPLIED MOVE & PUT/CALL SKEW

Spero Therapeutics Inc. (NASDAQ) VS. Zhengye Biotechnology Holding Limited (Class A) (NASDAQ) • 15-METRIC TALLY: SPRO 5 — ZYBT 4
■ METRIC PARITY
15-METRIC INSTITUTIONAL SIDE-BY-SIDE SCORECARD (SPRO VS. ZYBT) EMERALD CELL = QUANTITATIVE EDGE
INSTITUTIONAL METRIC SPRO ZYBT SPREAD (A - B) ADVANTAGE DEDICATED URL
Gross Profit Margin — 20.50% — TIE /gross-margins <GO>
Return on Invested Capital (ROIC) 26.60% -22.30% +48.90 SPRO /roic <GO>
EV/EBITDA & P/E Valuation 5.1x — — TIE /valuation <GO>
Free Cash Flow Yield -19.53% 2.61% -22.14 ZYBT /fcf-yield <GO>
Operating Margin 50.20% -60.00% +110.20 SPRO /operating-margins <GO>
Net Profit Margin 68.00% -60.00% +128.00 SPRO /net-margins <GO>
Revenue Growth (YoY) 180.00% -34.80% +214.80 SPRO /revenue-growth <GO>
Dividend Yield & FCF Payout Safety 0.00% 0.00% 0.00 TIE /dividend-safety <GO>
Altman Z-Score & Debt/Equity 0.20 1.90 -1.70 ZYBT /balance-sheet <GO>
Piotroski F-Score Quality 5/9 4/9 +1.00 SPRO /piotroski-score <GO>
Options Implied Move & Put/Call Skew ACTIVE — — — TIE /options-implied-move <GO>
RSI-14 & 200D SMA Momentum 39.6 45.1 -5.50 ZYBT /rsi-technicals <GO>
10Y Yield & FRED Macro Beta — — — TIE /macro-sensitivity <GO>
Forward P/E Multiple 6.3x — — TIE /forward-pe <GO>
Enterprise Scale & Market Cap $60.6M $63.0M -$2.5M ZYBT /market-cap <GO>
5-YEAR HISTORICAL XBRL REVENUE & MARGIN TRAJECTORY SEC FORM 10-K FY
FISCAL YEAR SPRO REV ZYBT REV SPRO GROSS % ZYBT GROSS % SPRO FCF ZYBT FCF
FY 2025 $12.6M $16.6M — 20.5% -$12.6M $1.8M
FY 2024 $371.0K $25.5M — 49.0% -$23.4M $3.8M
FY 2023 $933.0K — — — -$33.0M —
FRED MACRO REGIME CORRELATION COMPARISON PEARSON r
SPRO // BETA —
ZYBT // BETA —