Little Harbor Advisors, LLC
In its 13F for Q2 2025 (holdings as of June 30, 2025, filed August 14, 2025), Little Harbor Advisors, LLC reported 7 stock positions worth $168.5 million. Its top holding was SS SPDR S&P 500 ETF Trust-US (SPY) at 73.6% of the portfolio, followed by Invesco QQQ Trust Series 1 (QQQ, 8.2%) and First Trust Senior Loan ETF (FTSL, 4.1%). Compared with Q1 2025, it opened 2 new positions, sold out of 2, added to 1 and reduced 3. The biggest buy was a new position in SS SPDR P High Yield ETF (SPHY) and the biggest sale an exit from Invesco Senior Loan ETF (BKLN).
- Most Recent 13F
- Q2 2026
- Location
- MARBLEHEAD, MA
- CIK
- 0001539639
- Portfolio Value
- $168.5M (Q2 2025)
- SEC Filing
- 0001539639-25-000006 ↗ filed Aug 14, 2025
Holdings Value
Holdings 7 stocks · $168.5M
| SPY SS SPDR S&P 500 ETF Trust-US | 73.56% | 200,669 | $124.0M | Reduce -3.0% |
| QQQ Invesco QQQ Trust Series 1 | 8.16% | 24,947 | $13.8M | Add +3.3% |
| FTSL First Trust Senior Loan ETF | 4.11% | 151,105 | $6.9M | No change |
| SPHY SS SPDR P High Yield ETF | 3.57% | 252,500 | $6.0M | New |
| USHY iShares Broad Usd High Yield | 3.54% | 159,100 | $6.0M | New |
| SRLN SS Blackstone Sr Loan ETF | 3.54% | 143,388 | $6.0M | Reduce -17.3% |
| SJNK SS SPDR BB St Hi Yield ETF | 3.51% | 232,470 | $5.9M | Reduce -18.6% |
Portfolio Sells Q1 2025 → Q2 2025
Portfolio Buys Q1 2025 → Q2 2025
All Filings
| Quarter | Positions | 13F Reported Value | Top Holdings |
|---|---|---|---|
| Q2 2026 | 6 | $203.4M | SPY, QQQ, SJNK, HYG, JNK |
| Q1 2026 | 4 | $168.4M | SPY, QQQ, SJNK, HYG |
| Q4 2025 | 8 | $193.9M | SPY, QQQ, SPHY, USHY, SRLN |
| Q3 2025 | 8 | $200.1M | SPY, QQQ, SPHY, USHY, SRLN |
| Q2 2025 | 7 | $168.5M | SPY, QQQ, FTSL, SPHY, USHY |
| Q1 2025 | 7 | $162.2M | SPY, QQQ, SJNK, BKLN, SRLN |
| Q4 2024 | 7 | $169.4M | SPY, QQQ, BKLN, SRLN, SJNK |
| Q3 2024 | 7 | $160.9M | SPY, QQQ, SJNK, BKLN, SRLN |
| Q2 2024 | 8 | $154.8M | SPY, QQQ, BKLN, SRLN, SJNK |
| Q1 2024 | 8 | $149.3M | SPY, QQQ, BKLN, SRLN, SJNK |