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熊市会放大任何一个可能的利空,这次轮到stETH。
( X; B/ O6 D$ a% U0 D% }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 ~! a j, r! r9 y0 V) b( M01
' O( j t& Z2 Z0 j% H) {& tstETH不会是下一个UST . z9 N2 H* m2 g: r2 L
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。
8 _5 V5 F- `3 n5 f# Q1 K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。 / J0 L+ R/ A0 ]0 ?5 u) P: `2 ^( E
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stETH不是GBTC
+ x. E+ E% p8 g- p* D9 v( cstETH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。
. B+ O4 K, n8 V e }" I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。 & `% `. _1 W# d! d! ~4 w- z' S
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stETH价格不一定与ETH挂钩 . n; W5 \7 P& t: Q) B& e
stETH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。 ; g5 ^$ E0 X% n* n" y) q& V& q
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。
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stETH存在套利机会
1 }8 b* {# E2 L M3 l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。 6 ?. N% `. l! L5 Q
因为其中存在套利:
. p# ~% i% p2 y) B$ ]3 F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。
' X8 R- J. l: m) h当stETH的赎回开放后,市场有一个奏效的套利方式:
2 A O3 p4 ?8 X$ I6 L$ z; s, ?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。
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即使合并,赎回仍要等6-12个月 , {, z7 a2 j: m0 ?4 m
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
- ^9 B. z1 {; g; I: u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:
- \7 e$ g: C* A& P7 l5 s- z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 a1 N5 l0 H8 v, M( Q" B
07
, l9 L$ l7 o8 e. V- N引发stETH清算的原因 6 u- h' |3 N3 h) D3 G
杠杆清算风险是当前引发恐慌的最大原因。
X- K7 f+ t2 ?! M" D$ R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。 2 {' r4 j$ v; M1 Y
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。
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Celsius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。 2 ]) N8 F5 J" \
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。
$ B5 L8 E$ D6 p. m7 O% J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。
W [* A3 o4 h( N% w% h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)。 ) D- f7 v! v0 u |7 r
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3-5%的负溢价是正常的 * Z( [! w6 `" i2 K' c
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?
7 ]0 ^# G3 ` ~ ^* N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。
' |+ ]; U" x* Z% r1 s Z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。
; S! M4 w7 \ o/ V1 {, X) K% c来源:金色财经 |
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