Main Street Yield (msY) stablecoin analytics
Answer First
What is Main Street Yield (msY)?
msY was Main Street's ERC-4626-style strategy vault over msUSD; Pharos freezes it after the parent msUSD collapse in June 2026. The static profile records its US Dollar-denominated NAV accounting mechanism as: ERC-4626-style staking token over msUSD; users stake msUSD for msY, whose exchange rate appreciates with strategy returns, while final USDC redemption inherits Main Street's primary-market caps and cooldowns
Is msY safe?
Main Street Yield is a frozen Pharos archive, not a current safety endorsement. The archived static profile records a CeFi-Dependent governance model, Crypto-Collateralized backing, curated reserve profile, and notes that no direct freeze-control signal is recorded.
Static Profile
Static stablecoin profile
Main Street Yield (msY) static profile: governance model CeFi-Dependent; backing model Crypto-Collateralized; peg US Dollar-denominated NAV.
AI summary / Updated Aug 11, 2026
msY was Main Street's ERC-4626-style yield share over msUSD, accruing value from the protocol's options and derivatives strategy while final exit ran back through msUSD's capacity-managed USDC redemption. That layering stopped being theoretical on June 20, 2026: reserve verifier Accountable terminated its contract over inadequate proof of reserves, msUSD collapsed to cents on the dollar, and the vault share, with no independent backing of its own, followed the parent down. The unwind also jammed the side exits...
AI summary · drafted by claude-fable-5 · facts as of Aug 11, 2026
Sources: Protos: Main Street vault collapse
- Collateral
- msUSD strategy vault shares backed by Main Street's delta-neutral options and derivatives strategy reserve; exchange-rate gains accrue to msY holders
- Peg Mechanism
- ERC-4626-style staking token over msUSD; users stake msUSD for msY, whose exchange rate appreciates with strategy returns, while final USDC redemption inherits Main Street's primary-market caps and cooldowns
- Jurisdiction
- Not disclosed in the static profile.
- Proof Of Reserves
- No proof-of-reserves entry in the static profile.
- Contracts
- 1 deployment tracked across Ethereum.
Next Actions
This record preserves static and historical context; live actions are available only for active assets.
Source: checked-in StablecoinMeta profile fields. This inactive record does not participate in current live monitoring; the summary above was last updated Aug 11, 2026.
msY quick answers
What is Main Street Yield (msY)?
msY was Main Street's ERC-4626-style strategy vault over msUSD; Pharos freezes it after the parent msUSD collapse in June 2026. The static profile records its US Dollar-denominated NAV accounting mechanism as: ERC-4626-style staking token over msUSD; users stake msUSD for msY, whose exchange rate appreciates with strategy returns, while final USDC redemption inherits Main Street's primary-market caps and cooldowns
Is msY safe?
Main Street Yield is a frozen Pharos archive, not a current safety endorsement. The archived static profile records a CeFi-Dependent governance model, Crypto-Collateralized backing, curated reserve profile, and notes that no direct freeze-control signal is recorded.
What backs msY?
Pharos classifies msY backing as Crypto-Collateralized. Collateral, per the static profile: msUSD strategy vault shares backed by Main Street's delta-neutral options and derivatives strategy reserve; exchange-rate gains accrue to msY holders Reserve evidence: curated reserve profile.
Can msY be frozen or blacklisted?
Based on tracked contract metadata and blacklist coverage, no direct freeze-control signal is recorded. msY is a frozen Pharos archive; the recorded history below is read-only.