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Funding / Basis

ETH / SOL Yield Optimizer

Staked spot versus hedged perp. Yield is the residual after hedge cost — it can be negative.

LiveR3
NAV
107.44
30D
+5.10%
90D
+9.80%
YTD
+14.60%
ITD
+22.00%
MDD
-5.40%
Sharpe
1.66
AUM
$14.20M
Min
$500.00
Lockup
14d

Trading involves risk. Past performance is not indicative of future results. Vault NAV can rise or fall.

Mira Chen

Runs Harbor Key's basis and funding books. Previously rates vol at a HK broker-dealer.

6P

Philosophy

Carry is a spread, not an APR banner.

Process

Re-hedge hourly. Pause around network upgrades. Max 1.2x notional.

People

Harbor Key Digital

Portfolio

ETH · SOL

Parent

Hong Kong

Performance

YTD 14.60% · MDD -5.40%

Equity path

Monthly returns

04
+2.1%
05
+0.9%
06
+3.2%
07
+1.2%
08
+3.2%
09
-0.1%
10
-0.3%
11
+1.7%
12
-0.5%
01
+0.7%
02
+1.7%
03
+3.0%
04
+0.6%
05
+0.5%
06
+1.1%
07
+0.9%
08
+2.1%
09
+2.5%

Fees

Subscription
0%
Redemption
0.2%
Management
1%
Performance
12%
Copy fee
12%

Suitable: Medium-horizon ETH/SOL holders who accept lockup.

Not suitable: Anyone treating this as cash.

Linked vault

ETH / SOL Yield Optimizer

TVL
$14.20M
30D
+5.10%
MDD
-5.40%
Open vault

Trading involves risk. Past performance is not indicative of future results. Vault NAV can rise or fall.

Community & manager updates

The manager's market reads, rebalance records and monthly letters, alongside depositors' discussion. All simulated.

Discussion

8 posts · 6 replies · 7 participants · Last activity 7 Sept 2026

Every post here is simulated; none of it is advice.
  • Mira ChenManagerNoticePinned
    3 Sept 2026via Web

    Hedge cost check: staking yield 3.4% on ETH and 6.9% on SOL; perp funding cost this week 1.8% annualised. Net residual about 6%. The 14-day lockup is doing its job: we did not have to unwind into the August basis compression.

  • KestrelDepositor · 2026-05Question
    7 Sept 2026via Web

    If SOL staking yield keeps rising, would you go above 50% SOL?

    • Mira ChenManager7 Sept 2026

      The cap is 55% per leg. Yield alone does not move us past it; the hedge cost on the SOL perp is the other half of the equation.

  • Mira ChenManagerRebalance
    6 Sept 2026via Web

    Tilted two points from ETH to SOL on the staking-yield gap. Hedges rolled with it.

    MarketSideFillWeight
    ETHlong3,420.0052.0%→50.0%
    SOLlong148.0040.0%→42.0%
    USDCcash1.0008.0%→8.0%
    Rebalanced 6 Sept 2026
  • Basin HKAnalystQuestion
    5 Sept 2026via Web

    Network-upgrade pause: how long are we flat around the next SOL upgrade?

    • Mira ChenManager5 Sept 2026

      48 hours either side. It costs about 0.1% of annual carry and it is the difference between a yield product and an incident.

  • Mira ChenManagerMonthly letter
    31 Aug 2026via Web

    August letter: +2.4% for the month. Staking 1.1%, funding paid −0.3%, basis 1.6%. Two upgrade pauses of 48 hours each. No unwinds during the basis compression, thanks to the lockup.

    • Nathan ParkDepositor · 2026-0331 Aug 2026

      The line-item split is what makes this readable. Most 'yield' products give you one number and a shrug.

  • Willow AMDepositor · 2026-04
    28 Aug 2026via Web

    Redeemed 4.5k for a house deposit and kept the rest. Redemption queued and paid T+1 after the lockup, as the factsheet says. Small things matter.

    • Nathan ParkDepositor · 2026-0328 Aug 2026

      The T+1 actually being T+1 is why I moved my ETH here from a CEX earn product.

Trading involves risk. Past performance is not indicative of future results. Vault NAV can rise or fall.

Manager · Harbor Key Digital

Runs Harbor Key's basis and funding books. Previously rates vol at a HK broker-dealer.

Official posts
4
Replies
3
Last post
3 Sept 2026
Hedge cost check: staking yield 3.4% on ETH and 6.9% on SOL; perp funding cost this week 1.8% annualised. Net residual about 6%. The 14-day lockup is doing its job: we did not have to unwind into the August basis compression.
All vaults by this manager

Latest rebalances

Fills and weight changes the manager published

MarketSideFillWeight
ETHlong3,420.0052.0%→50.0%
SOLlong148.0040.0%→42.0%
USDCcash1.0008.0%→8.0%
Rebalanced 6 Sept 2026

This is a product demo, not an offer or solicitation. Segregation, custody and licence marks are illustrative. Past performance is not future performance.

Institution names are illustrative, not real licence holders.