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熊市会放大任何一个可能的利空,这次轮到stETH。 1 B1 M, O6 [4 h7 A% U/ {
从上周五开始,市场上关于stETH脱钩清算的恐慌情绪持续蔓延,这其中很大一部分源于对stETH的不了解。对此,本文整理出关于stETH的8个常识,以降低大量误解带来的不必要影响。 ! [5 C) O* O, \( R% x9 M9 J' X: }
01
- C) `% j4 x, g( t7 A8 B4 TstETH不会是下一个UST
8 L4 O! j- q' P% W/ }stETH是质押在以太坊信标链上的ETH,且完全由信标链上的ETH1:1支持,即1枚stETH=1枚质押中的ETH。 ; i) a' k; b7 ]$ U' d
当以太坊合并完成,且信标链开放提现功能时,用户持有1枚stETH可以兑换1枚ETH,因此任何将它与UST等抵押不足的稳定币的比较都是错误的。 - ~- v( ?( ~/ c
02 + \* i2 Y: c3 k* c2 G/ B$ F
stETH不是GBTC
( K g2 _, j2 Z! [( N* xstETH是一种ERC20代币,在不断发展的DeFi生态系统中有很高的实用性。
4 {1 v3 t& }0 S0 Z它自带一个原生的收益率,这是你单独持有ETH所不能获取的。市场里有很多人都愿意为此承担套利风险。 3 z' Q2 H5 j- Z6 O* k& b# I& x# @
03 * i) ]# f( {& t6 \& f
stETH价格不一定与ETH挂钩
' h$ X$ ?% |8 B8 _( lstETH与ETH并没有一个固定的挂钩率,无论二级市场的估值如何,它都会继续被质押。 . ]/ t* U ^9 ~4 k4 S# f: x
现在能在二级市场上将stETH换成ETH只是为了方便,但同时你也会得到市场对它的估价。
+ u. ~! r3 j6 W ?, K- E/ N/ B* B3 d04
. i% u3 `0 z$ w, K% IstETH存在套利机会
2 n) S* [: R G9 ^5 b5 q8 U+ Z一般来说,只要存款没有上限,stETH就不会以高于1ETH的价格交易。
4 d# m# o# v4 s3 j因为其中存在套利:
6 u9 u7 {0 Q0 I; o& `4 ]如果1stETH=1.05ETH,那么我可以将1ETH存入Lido,得到1stETH,在二级市场以1.05ETH的价格出售,获利0.05ETH,这种方式也会推低stETH的价格。 * q j2 I8 J ]1 |! _
当stETH的赎回开放后,市场有一个奏效的套利方式:
& x" \1 U' X; ]* j如果stETH以0.95ETH交易,那么我可以用0.95ETH买入1stETH,然后将其赎回1ETH,获得0.05ETH的利润,这种方式会推高stETH的价格。
; N2 g" B+ i \0 w( k( Y05
2 Q, k% l, m7 _1 n' B即使合并,赎回仍要等6-12个月
3 K+ [3 h+ h% u- ~! s# Q需要注意的是,以太坊合并之后,需要等待状态转换的分叉,这可能需要6-12个月,此时的stETH仍然无法从信标链中赎回ETH。赎回开放后,信标链上还有一个赎回队列,一次可以取消质押的ETH数量是有限制的。
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影响stETH价格的四大因素
6 l8 R7 Y. S- B$ Q. _- O; `有多种原因使stETH暂时高于/低于其抵押品价值,其中包括但不限于: % K$ T; n8 P) \# \
流动性溢价风险 Lido协议风险 信标链推迟风险 杠杆玩家清算风险 ; d" ^3 d3 |6 N, ?& \4 m
07
' \* I* i' A9 T8 A: J5 _6 \引发stETH清算的原因
. K+ p' ?: r6 v9 [杠杆清算风险是当前引发恐慌的最大原因。 7 P+ b; o" n6 p$ }" [
前面提过,stETH是一个ERC20代币,可以在DeFi生态系统中用作抵押品,人们将stETH作为抵押品存入Aave,借入ETH,存入Lido以获取stETH,然后再重复这一过程。
! z6 B4 w! S; H8 d因此,如果人们继续在二级市场上卖出stETH,这些杠杆头寸可能会被清算,从而导致更大的清算级联。目前较大的做市商/操纵者已经退出,但仍有一些留在这里。
7 V; s: n. i/ F* @% V u
/ _. S! t3 r3 t- WCelsius可能会也可能不会遇到流动性问题,但他们持有大量的stETH被用作借入稳定币的抵押品。如果出售,这肯定会导致stETH的二级市场价格下降。 # U0 N" q" [3 c" C* z* k5 l
所有这一切的另一面是,无论二级市场如何评价stETH,stETH仍然被信标链上的ETH以1:1的比例支持。 + k. [$ e, q& u
根据您的时间偏好和风险承受能力,在低价时入手stETH会提高一定的收益水平。 * d1 u+ g* E0 w0 z: p: o
例如,如果1stETH的交易价格为0.70ETH(也就是30%的折扣),并且以太坊抵押收益率保持4%的APR。在以太坊成功合并且开放赎回功能的这两年里,你将获得38%的APR,而不是普通质押者8%的收益率(以太坊质押不会自动产生复利)。 & a' N" O# e- D& H W
08
/ {0 R8 V3 Z; c+ O3-5%的负溢价是正常的 " M8 p' s* F# v; X5 H1 ^
那么,是否值得为了收益率而去冒Lido漏洞和流动性不足的风险? , \; M" T& }5 E3 S( h
不是每个人都能接受,但某些套利者一定会做。虽然清算级联很惨,stETH的二级市场价格暂时不会是1:1ETH,但这并不会导致死亡螺旋。
$ c# E+ x# x7 A# S: J9 T6 O2 r" o我认为,等这波恐慌过去后,stETH可能仍会以低于抵押品价值的价格交易,可能是3-5%的负溢价,这在很大程度上取决于市场情绪。但无论如何,信标链将继续,DeFi会继续,Lido也会继续。
4 r1 ~# n5 K: C9 v来源:金色财经 |
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