TL;DR:
- Apyx’s apxUSD briefly slipped to $0.93 as Bitcoin fell below $63,000, but the protocol said the move reflected expected design behavior.
- The stablecoin is backed mainly by Strategy’s STRC preferred shares, with Treasuries and cash equivalents also supporting liquidity.
- Apyx says overcollateralization, dividend mechanisms and Morpho oracle design limit risk, though traders remain concerned that repeated volatility could weaken user confidence in apxUSD during future market stress.
Apyx’s apxUSD briefly slipped to $0.93 on Wednesday, jolting holders who expected a stablecoin to behave like cash even as Bitcoin plunged below $63,000. The protocol’s response was unusually blunt: this was not a bug, but expected behavior for a stablecoin backed mainly by preferred equity rather than simple cash deposits. The strange part is that the depeg was framed as design, not failure, because apxUSD’s reserves are tied primarily to Strategy’s STRC preferred shares.
— Apyx (@apyx_fi) June 3, 2026
Preferred equity backing turns volatility into design risk
Apyx’s model is different from ordinary dollar-backed stablecoins. The protocol buys preferred equity issued by digital asset treasury firms, specifically Strategy’s STRC shares, which carry a $100 par value, then collects dividends and distributes yield to onchain holders. Its reserve basket also includes short-term U.S. Treasuries and cash equivalents to support liquidity and reduce concentration risk. The yield source is also the volatility source, since STRC trading below par lowers the market value of reserves and can pressure apxUSD in secondary markets.
The system separates stability and yield into two tokens. apxUSD is the base stablecoin designed to trade at $1 and does not pay yield. Holders who deposit it receive apyUSD, a savings token that accrues returns from dividends paid by the underlying preferred shares. Apyx argues the structure has several cushions, including overcollateralization and preferred-share mechanics that allow issuers to raise dividend rates. The protocol is betting on mean reversion, noting that STRC has traded below its $100 par value four times since August and each episode ended with prices returning to par.
The market was less calm. Some participants warned that repeated volatility could damage confidence, while others worried about cascading liquidations in Morpho lending markets. Apyx said those concerns were largely misplaced because its main apyUSD/apxUSD Morpho market is driven by dividend accrual, not STRC’s spot price, so STRC volatility should not affect that oracle and trigger liquidations. The real test is whether users accept a flexible peg, especially when the dashboard shows collateral in excess of apxUSD supply, but the token can still trade like a credit instrument during stress. For now, the brief fall to $0.93 exposes a difficult trade-off: higher-yield stablecoin design may bring transparency and buffers, but also price behavior that feels unsettlingly unstable when markets fall sharply again.
