Solana Guides
Quick Stats
| Field | Detail |
|---|---|
| Protocol | Piggy Bank FI (Solana yield vaults for xStocks + USDC) |
| Strategy | Delta-neutral funding-rate arbitrage on top of Kamino/Loopscale |
| Mainnet Live | October 30, 2025 |
| TVL | ~$4.5M across 3 vaults |
| Reward | Oinks → expected token airdrop |
| Best Multiplier | 3x on SPYx vault |
| Min Investment | ~$10 in any supported asset |
| Audit | Formal Land |
| Difficulty | Easy |
| Restricted | US persons not eligible |
| Chain | Solana only |
| Season 1 Ends | September 30, 2026 |
What Is the Piggy Bank FI Airdrop?
The Piggy Bank FI airdrop (a.k.a. the PiggyFi airdrop, PiggyBank airdrop or the Oinks campaign) is the points program live right now at piggybank.fi. Deposit any supported asset, earn Oinks, and those Oinks are widely expected to convert into a token when the team launches one. Season 1 runs until September 30, 2026.
Piggy Bank FI itself is a Solana yield vault protocol that pays you extra yield on top of holding xStocks – Kraken-owned tokenized U.S. equities like SPYx, TSLAx, NVDAx and others. You deposit, you get a yield-bearing receipt token (pbSPYx, pbUSDC, pbJitoSOL), and the protocol does the work in the background.
The strategy is delta-neutral funding-rate arbitrage. In plain English: your deposit is used as collateral on Kamino, Loopscale or Jupiter Lend to borrow stablecoins, and those stables are run through a hedged trade across about ten perp DEXs. You’re not picking a direction. You’re not LPing. You’re earning the spread automatically. You don’t need to understand the trade – you just deposit and the receipt token (your pbSPYx) goes up in value.
It’s the only protocol on Solana right now that generates yield on top of holding xStocks. Kamino lets you borrow against SPYx, but it doesn’t make idle SPYx earn – Piggy Bank does.
I’ve personally got SPY exposure in here. I bought SPYx, deposited it into the Piggy Bank vault, and I’m farming Oinks against it right now. I covered the wider xStocks ecosystem in my xStocks airdrop guide and walked through the setup on YouTube – a Piggy Bank video is coming next.
Why the Piggy Bank airdrop is different from most points farms:
– Real strategy, not farm-and-dump – funding-rate arb is a legitimate trading-desk strategy, not a Ponzi yield
– Audited by Formal Land – formal-verification specialists, stronger than the typical Sherlock/Code4rena audit
– Verified performance – public 90-day APYs of USDC ~20%, SPYx ~7.5%, JitoSOL ~5% on top of LST yield
– They paid users back – when Drift was exploited in April 2026, Piggy Bank reimbursed ~$106K of affected user funds out of the team treasury
Why the Piggy Bank Airdrop Is Worth Farming Now
Three things make this the most asymmetric xStocks farm I’m tracking:
- The depositor base is tiny. Season 0 finished with 1,832 unique depositors and ~$4.5M TVL. Compared to xStocksFi (57K+ holders) or Kamino (millions), this is early. Per-dollar allocation math will favour anyone in before the crowd shows up.
- You triple-dip airdrops from one position. A SPYx deposit on Piggy Bank potentially earns:
- Oinks – Piggy Bank’s own points (3x multiplier on SPYx)
- xPoints – your underlying SPYx still counts toward the xStocks ecosystem points
- Kamino points – the vault routes through Kamino lending markets, so pass-through Kamino S2 points are likely
- The yield is real. Even if the token never lands, USDC is paying ~15–22% APY and SPYx is paying ~7% real yield. The points are upside, not the only outcome.
This is the same logic as the xStocksFi farm – earn whether or not the airdrop ships – but at a smaller, earlier protocol where your share of any future allocation will be materially bigger.
How Piggy Bank FI Vaults Actually Work
The mechanic matters because it shapes the risks. Quick walkthrough:
- Deposit xStocks, USDC or JitoSOL – get a 1:1 yield-bearing receipt (
pbSPYx,pbUSDC,pbJitoSOL) - 48-hour epochs – yield compounds at the end of each epoch, no manual claim
- Strategy leg 1 (lending): deposits posted as collateral on Kamino / Loopscale / Jupiter Lend → borrow USDC
- Strategy leg 2 (perp hedge): borrowed USDC deployed into a delta-neutral basis trade across ~10 perp DEXs, capturing positive funding rates with hedged spot exposure
- Withdrawals are queued – request a withdrawal and it unwinds during the next epoch. Cash hits your wallet in 48–96 hours
There’s no fixed lockup but the queue is effectively a soft one. Plan around it. Don’t deposit money you might need on Friday.
Vault APYs & Multipliers Breakdown
| Vault | Status | Net APY | Oinks Multiplier | TVL |
|---|---|---|---|---|
| SPYx | Live | ~7% | 3x | ~$823K |
| USDC | Live | ~15–22% | 1x | ~$3.06M |
| JitoSOL | Live | ~5% (+ LST base) | TBC | ~$639K |
| TSLAx | Coming soon | – | – | – |
| NVDAx | Coming soon | – | – | – |
The SPYx vault is the airdrop play. The USDC vault is the yield play. Most farmers run both.
Realistic Earning Estimates
Based on a $1,000 position and the public multipliers, here’s how the strategies stack:
| Strategy | Multiplier | Time Commitment | Relative Oinks Output |
|---|---|---|---|
| Hold SPYx (no vault) | 0x | Zero | None on Piggy Bank |
| USDC vault only | 1x | Set + check | Baseline + ~20% APY |
| SPYx vault only | 3x | Set + check | 3x baseline + ~7% APY |
| SPYx + USDC vaults | 3x + 1x | Set + check | 4x baseline + blended yield |
SPYx + referral boost (QFEYP2C2TO) |
3.15x effective | Set + check | +5% on top of multiplier |
| Ambassador (high-TVL referrer) | 3x + 10% per referee | Active | Compounds per signup |
Total Oinks dollar value depends entirely on:
1. Whether the team launches a token at all
2. Allocation % committed to community
3. FDV at launch
4. Your share of total Oinks
Comparable Solana airdrop launches in 2025–2026 saw average claimers earn $500–$5K, with whales going much higher. None of that is guaranteed here – Piggy Bank hasn’t formally announced a token.
Risks & Considerations
I’m long Piggy Bank but I’m not pretending it’s risk-free. The honest list:
- Anonymous team. No public founder identity, no doxxed backers. The strategy works and the audit is good, but you’re trusting an anon team with custody of your collateral.
- Stacked smart contract risk. Piggy Bank vault + Kamino/Loopscale lending + ~10 perp DEXs underneath. Any one of them getting exploited can hit deposits – though the team did make users whole after the Drift incident.
- Funding-rate regime risk. The strategy assumes positive perp funding. If funding flips negative for a sustained stretch, yields compress fast.
- 48–96h withdrawal lag. Your money is not liquid in a panic. Don’t size beyond what you can leave alone for 4 days.
- Weekend / closed-market gap risk. xStocks track real equities that only trade 9:30–16:00 ET. Token prices can decouple from NAV outside hours, and Piggy Bank hasn’t publicly documented how it handles that on the collateral side.
- No published fee schedule. Performance and management fees aren’t disclosed publicly. Yields shown are “net” but the structure is opaque.
- No confirmed token. Oinks is a points program. The team has hinted at a token but not committed.
- Geo-blocked. US persons cannot use the protocol. Don’t try to game it.
My rule: Only farm with capital you’d otherwise hold in stocks anyway. The Oinks are the cherry, not the cake.
Piggy Bank vs Manual: When to Use the Vault vs Direct LP
| Option | Best For | Yield Source | Drawbacks |
|---|---|---|---|
| Piggy Bank SPYx vault | Set-and-forget farming | Funding-rate arb + points | Anon team, withdrawal lag |
| Kamino lending market | Borrow against xStocks for leverage | Lending interest | No yield on idle xStock collateral |
| Byreal/Orca/Raydium SPYx LP | Active LPers chasing 7x xPoints | Trading fees | IL risk, range mgmt |
| Falcon Finance SPYx vault | Alternative single-sided vault | Equity-index yield | Less proven, smaller TVL |
| Holding raw on a CEX | Pure equity exposure | None | Misses every airdrop in the stack |
My take: if you’re already long SPYx and your goal is airdrops + passive yield, Piggy Bank wins. If you’re an active LPer chasing the 7x xPoints multiplier on Byreal/Orca, do that instead – the article on xStocksFi has the full LP breakdown.
You can do both with separate capital.
FAQ
Is Piggy Bank FI safe?
The protocol is audited by Formal Land and the team made users whole after the Drift exploit – both positive signals. But the team is anonymous, the fee schedule isn’t public, and the strategy stacks risk across multiple lending and perp protocols. Reasonably safe for an early-stage Solana vault, but not zero risk.
How much do I need to start farming Oinks?
Technically $10 in any supported asset. Realistically, $200–$500 minimum to make the gas and 48–96h withdrawal queue worth your time.
Which vault is best for total beginners?
SPYx. You get the 3x Oinks multiplier, ~7% real yield, and exposure to the S&P 500 – lowest-volatility xStock available. Apply my referral link for the +5% boost and you’re done.
Can US users farm Oinks?
No. Piggy Bank inherits the xStocks geographic restrictions. US wallets are blocked.
Does my SPYx still earn xStocks xPoints if it’s deposited in Piggy Bank?
Likely yes – your underlying SPYx position remains the same for points-tracking purposes, the vault just adds an additional yield layer. Confirm on the xStocksFi dashboard once your deposit is live.
How long does it take to withdraw?
48–96 hours. Withdrawal requests are queued and unwound at the next epoch.
Is there a token announced?
No. Oinks is a points program with a heavily implied – but not confirmed – token launch. Season 1 runs to September 30, 2026, which is the most likely timing window.
Can I farm on multiple wallets?
There’s no public anti-sybil rule, but no allocation methodology has been published either. The community is small enough that team discretion matters at snapshot – most successful farmers concentrate in one well-funded wallet.
What’s the difference between Piggy Bank Oinks and xStocks xPoints?
Different protocols, different points programs. xPoints is for the Kraken-owned xStocks layer. Oinks is Piggy Bank’s own program. A SPYx deposit on Piggy Bank potentially earns both at once, plus pass-through Kamino points – that’s the triple-dip.
What happens to my pb-token if I want to exit fast?
You hold the receipt token (e.g. pbSPYx) – request a withdrawal in-app, the underlying unwinds over the next 48–96h, then the SPYx hits your wallet.
Verdict
Best for:
– xStocks holders who want yield on top of equity exposure
– Solana farmers looking for a tiny, early-stage RWA play with real backing
– Anyone already farming xStocksFi who wants to stack a second airdrop on the same SPYx
Skip if:
– You’re a US person (you’re not eligible)
– You can’t tolerate anon-team smart contract risk
– You need same-day liquidity
My take: Piggy Bank is the highest-upside xStocks farm I’ve found, and I’ve put my own money where my mouth is – I’ve bought SPYx and I’m running it through the SPYx vault right now. The depositor base is small, the audit is real, the strategy is legitimate, and a SPYx deposit triple-dips into the Piggy Bank airdrop (Oinks) + xStocks airdrop (xPoints) + likely Kamino points. The trade-offs are anon team risk and the 48–96h withdrawal queue. If those don’t kill it for you, this should be in your top 5 Solana farms in 2026.
Use my referral link (QFEYP2C2TO) for the +5% personal boost on every Oink you earn – costs nothing, stacks on the multiplier.
Resources
- App: app.piggybank.fi
- Site: piggybank.fi
- Twitter: @piggybank_fi
- Audit: Formal Land
- My xStocks walkthrough video: YouTube
- Sibling guide: xStocksFi Airdrop Guide
- Related: The Ultimate Guide to Solana Airdrops
- Related: How to Lend and Borrow on Solana
- Related: Solana AMM Liquidity Pools Guide
Disclaimer: This is educational content, not financial advice. Do your own research before investing. Airdrops are speculative; nothing here guarantees a token, distribution or value. Piggy Bank FI is an early-stage anonymous-team protocol – only deposit what you can afford to lose.
