Little Harbor Advisors, LLC
In its 13F for Q4 2025 (holdings as of December 31, 2025, filed February 19, 2026), Little Harbor Advisors, LLC reported 8 stock positions worth $193.9 million. Its top holding was SS SPDR S&P 500 ETF Trust-US (SPY) at 74.5% of the portfolio, followed by Invesco QQQ Trust Series 1 (QQQ, 9.4%) and SS SPDR P High Yield ETF (SPHY, 2.7%). Compared with Q3 2025, it added to 1 and reduced 7. The biggest buy was Invesco QQQ Trust Series 1 (QQQ, shares +15%) and the biggest sale SS SPDR S&P 500 ETF Trust-US (SPY, shares −6%).
- Most Recent 13F
- Q2 2026
- Location
- MARBLEHEAD, MA
- CIK
- 0001539639
- Portfolio Value
- $193.9M (Q4 2025)
- SEC Filing
- 0001539639-26-000002 ↗ filed Feb 19, 2026
Holdings Value
Holdings 8 stocks · $193.9M
| SPY SS SPDR S&P 500 ETF Trust-US | 74.53% | 211,902 | $144.5M | Reduce -5.9% |
| QQQ Invesco QQQ Trust Series 1 | 9.38% | 29,614 | $18.2M | Add +14.9% |
| SPHY SS SPDR P High Yield ETF | 2.72% | 222,386 | $5.3M | Reduce -9.1% |
| USHY iShares Broad Usd High Yield | 2.70% | 140,128 | $5.2M | Reduce -9.1% |
| SRLN SS Blackstone Sr Loan ETF | 2.69% | 126,286 | $5.2M | Reduce -9.1% |
| FTSL First Trust Senior Loan ETF | 2.68% | 113,261 | $5.2M | Reduce -9.1% |
| SJNK SS SPDR BB St Hi Yield ETF | 2.67% | 204,760 | $5.2M | Reduce -9.1% |
| HYG Ishr Ibx Usd Hiyld CB ETF-Ui | 2.62% | 63,000 | $5.1M | Reduce -9.0% |
Portfolio Sells Q3 2025 → Q4 2025
| SPY SS SPDR S&P 500 ETF Trust-US | Reduce -5.9% | 74.53% | −0.45 |
| SPHY SS SPDR P High Yield ETF | Reduce -9.1% | 2.72% | −0.21 |
| HYG Ishr Ibx Usd Hiyld CB ETF-Ui | Reduce -9.0% | 2.62% | −0.21 |
| USHY iShares Broad Usd High Yield | Reduce -9.1% | 2.70% | −0.21 |
| SJNK SS SPDR BB St Hi Yield ETF | Reduce -9.1% | 2.67% | −0.20 |
| SRLN SS Blackstone Sr Loan ETF | Reduce -9.1% | 2.69% | −0.20 |
| FTSL First Trust Senior Loan ETF | Reduce -9.1% | 2.68% | −0.17 |
Portfolio Buys Q3 2025 → Q4 2025
| QQQ Invesco QQQ Trust Series 1 | Add +14.9% | 9.38% | +1.65 |
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 |