Spark Vault Risk Monitor · Automated Daily Scan
Daily Risk Report
17 July 2026 · Data scraped live from app.spark.fi/savings
Current Risk Status
🟢 KEEP — no action needed
Spark vaults show no direct exploit or liquidity emergency. Elevated DeFi-wide risk context (Ostium oracle exploit ~$18M, Jul 15) warrants heightened monitoring but not withdrawal action. High-severity X signals detected relate to external protocols (Summer.fi flash loan exploit Jul 6; Ostium oracle exploit ~$18M Jul 15) — not Spark. USDS TVL stable at $4.983B with 288K users. ETH vault liquidity remains at 50K ETH (10% of cap) — primary watch item. USDT USDT0 integration on Arbitrum is a positive protocol expansion signal. No USDS depeg, no Sky governance emergency, no Spark smart contract alerts detected.
Vault Stats — Live from app.spark.fi/savings
| Vault | APY | TVL | Users | Deposit Cap | Liquidity |
|---|---|---|---|---|---|
| USDS | 3.60% | $4.983B | 288K | No cap | N/A |
| ETH | 1.60% | 33.12K ETH / $61.25M | 408 | 500K ETH | 50K ETH |
| USDT | 2.75% | $404.9M | 517 | $4B | 121.7M USDT |
| USDC | 3.60% | $281.9M | 1K | $2B | 4.356B USDC |
USDS Vault Risk Assessment
APY: 3.60%
TVL: $4.983B
Users: 288K
APY
3.60%
Stable, consistent with Sky rate
TVL
$4.983B
Up from $4.956B (Jul 16)
Users
288K
Stable, no outflow signal
✅ Overall Risk: LOW
The USDS vault remains Spark's flagship with $4.983B TVL and 288K users. TVL ticked up slightly from $4.956B yesterday — a positive stability signal. The 3.60% APY holds steady in line with the Sky Savings Rate (SSR).
Key observations:
- No deposit cap: The uncapped structure reflects Sky's confidence in USDS collateral scalability. No governance proposals to cap or restrict USDS deposits detected.
- Liquidity not displayed: USDS is natively mintable and redeemable — no isolated liquidity pool risk. Redemption goes through Sky protocol directly.
- External DeFi exploits are not Spark-specific: Summer.fi ($6M flash loan exploit, Jul 6) and Ostium ($18M oracle exploit, Jul 15) targeted separate protocols. No Spark smart contract vulnerability flagged.
- Positive protocol signals: Spark expanded USDT0 savings on Arbitrum (Jul 16 spell) and partnered with StandX for stablecoin capital allocation — both bullish for USDS demand and protocol credibility.
- Convex TVL rotation note: @stas_paradigma flagged Convex TVL +318% while Spark Savings dropped 15.3% — minor yield-chasing rotation, not a structural risk signal. Spark TVL remains dominant in the savings category.
Recommendation: KEEP. Monitor SKY governance proposals and USDS collateral ratio changes. No action required today.
ETH Vault Risk Assessment
APY: 1.60%
TVL: 33.12K ETH / $61.25M
Users: 408
Liquidity: 50K ETH
APY
1.60%
Stable (unchanged from Jul 16)
Liquidity
50K ETH
10% of 500K cap — watch closely
TVL
$61.25M
Down from $65.88M (Jul 16)
⚠️ Overall Risk: LOW-MEDIUM (Watch)
The ETH vault holds 33.12K ETH ($61.25M) with 408 users. TVL declined from 34.44K ETH ($65.88M) yesterday — a ~$4.6M decrease. APY is stable at 1.60%.
Key observations:
- Liquidity at 50K ETH (10% of cap): Available liquidity remains unchanged from prior days at 50K ETH. While this is low relative to the 500K ETH cap, the 33.12K ETH TVL is well within the 50K liquidity buffer — meaning a full vault liquidation event would still clear available liquidity. No immediate crunch risk.
- TVL dip (-1.32K ETH): The small outflow from the ETH vault today could reflect broader risk-off sentiment following the Ostium oracle exploit news. No panic-level withdrawal detected.
- No ETH-specific protocol alert: No Spark ETH vault smart contract issues, no wstETH/LST depeg, no Morpho credit issues affecting ETH collateral flagged on X.
- General DeFi risk elevated: Two high-severity exploits in adjacent protocols (Summer.fi, Ostium) within 11 days increase the ambient risk backdrop. Not Spark-specific, but calls for heightened monitoring.
- Aave V4 launches on Avalanche: Not a direct risk to Spark ETH vault, but signals competitive landscape evolution in DeFi lending.
Recommendation: KEEP — but watch. Alert thresholds: if ETH liquidity drops below 20K ETH OR TVL outflows accelerate to >5K ETH/day, escalate to urgent review. APY above 2.5% would indicate elevated borrow demand stress.