作者 Roy75117 (優酪乳)
標題 [請益] BOXX的Box Spread策略
時間 Fri Jul  5 12:30:38 2024



最近取代短期現金部位,買入BOXX

知道它是使用BOX SPREAD策略來避掉稅務
https://www.investopedia.com/terms/b/boxspread.asp
Box Spread: Definition, Example, Uses & Hidden Risks
[圖]
A box spread is an options arbitrage strategy that combines buying a bull call spread with a matching bear put spread. ...

 
https://en.wikipedia.org/wiki/Box_spread
Box spread - Wikipedia
Note that directly exploiting deviations from either of these two parity relations involves purchasing or selling the underlying stock.

只是有個點一直沒搞明白

透過四張期權來達成近乎零風險的套利。

但為啥這個套利會接近T-Bill的利率?

這樣套下來,不是應該剛好打平或是為固定收益嗎?

能套到跟隨著T-Bill利率是怎樣去理解呀。

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※ 發信站: 批踢踢實業坊(ptt.cc), 來自: 217.140.104.206 (美國)
※ 作者: Roy75117 2024-07-05 12:30:38
※ 文章代碼(AID): #1cXtRorL (Foreign_Inv)
※ 文章網址: https://www.ptt.cc/bbs/Foreign_Inv/M.1720153842.A.D55.html
sonicyang: 啊不然就跟T bill 間套利就會發生1F 07/05 12:37
hensel: bs模型嗎2F 07/05 14:56
The4sakenOne: IllllIllll.llIlI.lI
https://IllllIllll.llIlI.lI
他們官網文章給的說法是:市場是有效率的,所以在評估價格時會接近T-bill
最大的持股也是SPY跟IWM的選擇權3F 07/05 21:28
Box Spreads: An Alternative to Treasury Bills?
[圖]
Box spreads represent an opportunity to borrow and lend via the options market at similar (and often better) rates than those available in the treasur ...

 
flypenguin: 價內的選擇權時間價值趨近零,價外的選擇權有時間價值8F 07/06 01:39
maplefff: 因為選擇權定價裡面,本來就有當前市場無風險利率的時間價值,多空互相對沖掉波動後, 自然剩下無風險利率價值9F 07/06 14:13
w901741: 也可以買BB3M11F 07/06 15:07

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