---
type: "Topics"
locale: "en"
url: "https://longbridge.com/en/topics/30748792.md"
description: "Started selling puts. The invested capital (180.55) has an approximate annualized return of 18%. 14.45/(195-14.45) x12/7+0.043=18%"
datetime: "2025-06-16T09:12:43.000Z"
locales:
  - [en](https://longbridge.com/en/topics/30748792.md)
  - [zh-CN](https://longbridge.com/zh-CN/topics/30748792.md)
  - [zh-HK](https://longbridge.com/zh-HK/topics/30748792.md)
author: "[段永平今天说了什么](https://longbridge.com/en/profiles/14730467.md)"
---

# Started selling puts. The invested capital (180.55…


## Comments (8)

- **新用户_FPCZn · 2025-07-03T23:12:06.000Z**: Learned it!
  - **浩荡百川流江上数峰青** (2025-11-09T05:11:44.000Z): Yes
- **lgzz83 · 2025-06-16T10:27:26.000Z**: What kind of operation is this? I don't understand.
- **Nick Ning · 2025-06-16T10:19:47.000Z**: Can any friends explain: where does the 0.043 at the end of the calculation come from in terms of profit?
  - **钝感资本** (2025-06-16T11:16:24.000Z): Interest on cash itself
  - **浩荡百川流江上数峰青** (2025-11-09T05:11:39.000Z): That makes sense
- **junadv · 2025-06-16T09:24:51.000Z**: The latency is a bit high.
  - **段永平今天说了什么** (2025-06-16T09:37:32.000Z): Doing it for love