{"success":true,"version":"v1","request":{"tool":"get_calculator_schema","calculator_id":"valuation-ratios"},"result":{"entity_type":"calculator","id":"valuation-ratios","calculator_id":"valuation-ratios","canonical_url":"https://tttkmbb.com/investing/valuation-ratios","name":"Stock Valuation Ratios Calculator","title":"Stock Valuation Ratios Calculator – P/E, Earnings Yield, P/B, P/S, Dividend Yield, Payout, PEG and EV/EBITDA","category":"investing","category_name":"Investing & Real Estate","tool_name":"calculate_valuation_ratios","featured_mcp_tool":false,"description":"Computes the common per-share valuation ratios of a stock from its price and fundamentals: price-to-earnings and earnings yield, price-to-book, price-to-sales, dividend yield and payout ratio, PEG and EV/EBITDA, each only when its inputs are supplied.","use_when":"You have a share price and per-share fundamentals and want the standard multiples to compare a stock with peers or its own history.","do_not_use_when":"You want an intrinsic value from cash flows or dividends (use dcf-valuation or gordon-growth) or a dividend income projection (use dividend-yield). Informational only; not financial advice.","inputs":[{"name":"share_price","label":"Share price","type":"number","required":true,"max":10000000,"exclusive_min":0,"description":"Current market price per share.","example":50},{"name":"earnings_per_share","label":"Earnings per share (EPS)","type":"number","required":true,"min":-1000000,"max":1000000,"description":"Annual net income per share (trailing or forward); negative EPS gives no P/E.","example":2.5},{"name":"book_value_per_share","label":"Book value per share","type":"number","required":false,"max":10000000,"exclusive_min":0,"description":"Shareholders' equity per share, for the P/B ratio.","example":20},{"name":"sales_per_share","label":"Sales per share","type":"number","required":false,"max":10000000,"exclusive_min":0,"description":"Annual revenue per share, for the P/S ratio.","example":25},{"name":"dividend_per_share","label":"Dividend per share","type":"number","required":false,"min":0,"max":1000000,"description":"Annual dividend per share, for the yield and payout ratio.","example":1},{"name":"earnings_growth_percent","label":"Expected earnings growth","type":"number","unit":"% per year","required":false,"min":-100,"max":1000,"description":"Expected annual EPS growth in percent, for the PEG ratio.","example":10},{"name":"enterprise_value","label":"Enterprise value","type":"number","required":false,"min":0,"max":1000000000000000,"description":"Market capitalization plus debt minus cash, for EV/EBITDA.","example":5000000000},{"name":"ebitda","label":"EBITDA","type":"number","required":false,"min":-1000000000000000,"max":1000000000000000,"description":"Earnings before interest, taxes, depreciation and amortization (total, same currency as enterprise value).","example":400000000}],"outputs":[{"name":"pe_ratio","label":"P/E ratio","type":"number","decimals":2,"description":"share_price / earnings_per_share (omitted when EPS ≤ 0)."},{"name":"earnings_yield_percent","label":"Earnings yield","type":"number","unit":"%","decimals":2,"description":"earnings_per_share / share_price × 100 (negative for a loss)."},{"name":"pb_ratio","label":"P/B ratio","type":"number","decimals":2,"description":"share_price / book_value_per_share."},{"name":"ps_ratio","label":"P/S ratio","type":"number","decimals":2,"description":"share_price / sales_per_share."},{"name":"dividend_yield_percent","label":"Dividend yield","type":"number","unit":"%","decimals":2,"description":"dividend_per_share / share_price × 100."},{"name":"payout_ratio_percent","label":"Payout ratio","type":"number","unit":"%","decimals":2,"description":"dividend_per_share / earnings_per_share × 100 (only when EPS > 0)."},{"name":"peg_ratio","label":"PEG ratio","type":"number","decimals":2,"description":"pe_ratio / earnings_growth_percent (only when P/E exists and growth > 0)."},{"name":"ev_to_ebitda","label":"EV/EBITDA","type":"number","decimals":2,"description":"enterprise_value / ebitda (only when EBITDA > 0)."}],"input_schema":{"type":"object","properties":{"share_price":{"description":"Current market price per share.","type":"number","maximum":10000000,"exclusiveMinimum":0,"examples":[50]},"earnings_per_share":{"description":"Annual net income per share (trailing or forward); negative EPS gives no P/E.","type":"number","minimum":-1000000,"maximum":1000000,"examples":[2.5]},"book_value_per_share":{"description":"Shareholders' equity per share, for the P/B ratio.","type":"number","maximum":10000000,"exclusiveMinimum":0,"examples":[20]},"sales_per_share":{"description":"Annual revenue per share, for the P/S ratio.","type":"number","maximum":10000000,"exclusiveMinimum":0,"examples":[25]},"dividend_per_share":{"description":"Annual dividend per share, for the yield and payout ratio.","type":"number","minimum":0,"maximum":1000000,"examples":[1]},"earnings_growth_percent":{"description":"Expected annual EPS growth in percent, for the PEG ratio. Unit: % per year.","type":"number","minimum":-100,"maximum":1000,"examples":[10],"x-unit":"% per year"},"enterprise_value":{"description":"Market capitalization plus debt minus cash, for EV/EBITDA.","type":"number","minimum":0,"maximum":1000000000000000,"examples":[5000000000]},"ebitda":{"description":"Earnings before interest, taxes, depreciation and amortization (total, same currency as enterprise value).","type":"number","minimum":-1000000000000000,"maximum":1000000000000000,"examples":[400000000]}},"additionalProperties":false,"required":["share_price","earnings_per_share"]},"output_schema":{"type":"object","properties":{"pe_ratio":{"description":"share_price / earnings_per_share (omitted when EPS ≤ 0).","type":"number"},"earnings_yield_percent":{"description":"earnings_per_share / share_price × 100 (negative for a loss). Unit: %.","type":"number","x-unit":"%"},"pb_ratio":{"description":"share_price / book_value_per_share.","type":"number"},"ps_ratio":{"description":"share_price / sales_per_share.","type":"number"},"dividend_yield_percent":{"description":"dividend_per_share / share_price × 100. Unit: %.","type":"number","x-unit":"%"},"payout_ratio_percent":{"description":"dividend_per_share / earnings_per_share × 100 (only when EPS > 0). Unit: %.","type":"number","x-unit":"%"},"peg_ratio":{"description":"pe_ratio / earnings_growth_percent (only when P/E exists and growth > 0).","type":"number"},"ev_to_ebitda":{"description":"enterprise_value / ebitda (only when EBITDA > 0).","type":"number"}}},"formula":"pe = share_price / earnings_per_share; earnings_yield = 100 / pe; pb = share_price / book_value_per_share; ps = share_price / sales_per_share; dividend_yield = dividend_per_share / share_price × 100; payout = dividend_per_share / earnings_per_share × 100; peg = pe / earnings_growth_percent; ev_to_ebitda = enterprise_value / ebitda","method":"Plain multiples with no adjustments; use trailing or forward figures consistently (a forward P/E with trailing growth gives an inconsistent PEG). Informational mathematics only; not financial advice.","sources":[{"name":"Wikipedia – Price–earnings ratio","url":"https://en.wikipedia.org/wiki/Price%E2%80%93earnings_ratio","type":"reference","retrieved_at":"2026-09-24"},{"name":"Wikipedia – PEG ratio","url":"https://en.wikipedia.org/wiki/PEG_ratio","type":"reference","retrieved_at":"2026-09-24"},{"name":"Wikipedia – EV/EBITDA","url":"https://en.wikipedia.org/wiki/EV/Ebitda","type":"reference","retrieved_at":"2026-09-24"}],"freshness":{"type":"static","max_age_seconds":null,"note":"Deterministic formula with fixed constants; results never go stale. Inputs supplied by the caller determine the output."},"examples":[{"name":"Price 50, EPS 2.5, book value 20, dividend 1","inputs":{"share_price":50,"earnings_per_share":2.5,"book_value_per_share":20,"dividend_per_share":1},"expected":{"pe_ratio":20,"earnings_yield_percent":5,"pb_ratio":2.5,"dividend_yield_percent":2,"payout_ratio_percent":40},"url":"https://tttkmbb.com/api/v1/calculate/valuation-ratios?share_price=50&earnings_per_share=2.5&book_value_per_share=20&dividend_per_share=1"},{"name":"Price 120, EPS 4, growth 15 %, book 30, sales 60, EV 9 bn, EBITDA 600 M","inputs":{"share_price":120,"earnings_per_share":4,"earnings_growth_percent":15,"book_value_per_share":30,"sales_per_share":60,"enterprise_value":9000000000,"ebitda":600000000},"expected":{"pe_ratio":30,"earnings_yield_percent":3.33,"peg_ratio":2,"pb_ratio":4,"ps_ratio":2,"ev_to_ebitda":15},"url":"https://tttkmbb.com/api/v1/calculate/valuation-ratios?share_price=120&earnings_per_share=4&earnings_growth_percent=15&book_value_per_share=30&sales_per_share=60&enterprise_value=9000000000&ebitda=600000000"}],"faq":[{"q":"Why is there no P/E for a loss-making company?","a":"A negative P/E has no useful meaning, so it is omitted; the earnings yield is still reported as a negative percentage and P/S or EV/EBITDA can be used instead."},{"q":"How is the PEG ratio read?","a":"It divides the P/E by the growth rate in percent: a P/E of 30 with 15 % growth gives 2. Values around 1 are often taken as growth-adjusted fair value, though the rule is a heuristic."}],"tags":["pe ratio","price to earnings","earnings yield","price to book","peg ratio","ev ebitda"],"related":[{"calculator_id":"dividend-yield","reason":"Dividend income and reinvestment projection."},{"calculator_id":"gordon-growth","reason":"Value from dividends and growth."},{"calculator_id":"dcf-valuation","reason":"Value from projected free cash flow."}],"links":{"html":"https://tttkmbb.com/investing/valuation-ratios","markdown":"https://tttkmbb.com/investing/valuation-ratios.md","json":"https://tttkmbb.com/investing/valuation-ratios.json","api":"https://tttkmbb.com/api/v1/calculate/valuation-ratios","schema":"https://tttkmbb.com/api/v1/calculators/valuation-ratios","openapi":"https://tttkmbb.com/openapi.json","mcp":"https://tttkmbb.com/mcp"},"version":"v1","updated_at":"2026-09-24"},"timestamp":"2026-09-24T03:46:15Z","next_actions":[{"tool":"run_calculator","calculator_id":"valuation-ratios","reason":"Run Stock Valuation Ratios Calculator with the inputs above."}],"links":{"markdown":"https://tttkmbb.com/investing/valuation-ratios.md"}}