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Free options calculators免费期权计算器
Free calculators that do arithmetic on the numbers you type. Each runs entirely in your browser — no live market data, no ranking, no recommendation. PutFinder itself is a rules-based cash-secured-put screener; these tools share the same descriptive posture. 免费计算器，仅对你输入的数字进行算术计算。每一个都全部在你的浏览器中运行——没有实时行情、没有排名、没有建议。PutFinder 本身是一个基于规则的现金担保看跌期权筛选工具；这些工具秉持同样的描述性立场。
The calculators计算器一览
Cash-secured put calculator →现金担保看跌期权计算器 →
Enter strike, premium, price, days and contracts to get capital secured, static return, annualized yield, breakeven and downside buffer. Arithmetic on your inputs, not a return prediction.输入行权价、权利金、现价、天数与合约数量，得到担保资金、静态收益率、静态年化收益率、盈亏平衡价与下跌缓冲。基于你输入数字的算术计算，而非收益预测。
cash secured put calculator · CSP calculator · put selling return现金担保看跌期权 · CSP 计算器 · 卖put收益Covered call calculator →备兑看涨期权计算器 →
Enter cost basis, call strike, premium, days and contracts to get premium collected, static (if-unchanged) return, if-called return, annualized yield, breakeven and max gain if called. The other leg of the wheel. Arithmetic on your inputs, not a forecast.输入持仓成本、看涨行权价、权利金、天数与合约数量，得到收取的权利金、静态（若未被行权）收益率、若被行权收益率、静态年化收益率、盈亏平衡价与被行权时的最大收益。它是"轮动"策略的另一条腿。基于你输入数字的算术计算，而非预测。
covered call calculator · if-called return · covered call breakeven备兑看涨期权计算器 · 若被行权收益率 · 备兑盈亏平衡价From a tool to the screener从工具到筛选工具
The calculators work out the arithmetic for a single contract you type. PutFinder itself scans the full option chain across a curated universe of liquid US stocks every trading day and ranks cash-secured-put setups on a premium-vs-risk basis. See how a cash-secured put screener works, read the scoring methodology, compare cash-secured put vs covered call, or look at today's ranked screen. 这些计算器为你输入的单一合约计算算术数字。PutFinder 本身在每个交易日扫描一个精选的美国流动性股票范围内的完整期权链，并在权利金对风险的基础上对现金担保看跌期权设置进行排名。了解现金担保看跌期权筛选工具如何工作、阅读评分方法论、对比现金担保看跌期权 vs 备兑看涨期权，或查看今日排名结果。
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