Ursa Fund Management, LLC: 13F holdings, Q2 2026
Hedge fund · SEC EDGAR filings (CIK 1693838) · Explore on the interactive board
Ursa Fund Management, LLC disclosed 20 US equity positions worth $610.5m in its Q2 2026 13F filing (holdings as of June 30, 2026, filed August 14, 2026). Its largest position is MSFT at 33.6% of the reported book, followed by MU, TSLA. The top ten holdings are 99.2% of the book, and the portfolio behaves like about 5 equal-weight positions. Versus the prior filing it opened 15 new positions, added to 5, reduced 0 and exited 6. Note: this manager's most recent filing is 3934 quarters behind the newest quarter on file, so these figures are history rather than current positioning.
What does Ursa Fund Management, LLC own? Top holdings as of June 30, 2026
Change is measured in shares against the previous filing (Q1 2026), so price moves do not read as decisions. This quarter: 15 new, 5 added, 0 reduced, 6 exited.
| # | Stock | Sector | Weight | Value | Shares | Δ shares | Action |
|---|---|---|---|---|---|---|---|
| 1 | MSFT MICROSOFT CORP | Technology | 33.6% | $205.2m | 550,000 | – | new |
| 2 | MU MICRON TECHNOLOGY INC | Technology | 23.6% | $144.3m | 125,000 | – | new |
| 3 | TSLA TESLA INC | Consumer Cyclical | 20.7% | $126.2m | 300,000 | – | new |
| 4 | AMZN AMAZON COM INC | Consumer Cyclical | 5.9% | $35.8m | 150,000 | – | new |
| 5 | GABELLI EQUITY TR INC | 5.2% | $31.4m | 5,555,196 | 1410% | added | |
| 6 | COLUMBIA FINL INC | 4.4% | $27.1m | 1,275,888 | 155% | added | |
| 7 | NVDA NVIDIA CORPORATION | Technology | 3.3% | $20.0m | 100,000 | – | new |
| 8 | EOSE EOS ENERGY ENTERPRISES INC | Industrials | 1.2% | $7.3m | 1,235,459 | – | new |
| 9 | NORTHFIELD BANCORP INC DEL | 1.0% | $5.9m | 400,000 | 300% | added | |
| 10 | IBIT ISHARES BITCOIN TRUST ETF | 0.4% | $2.5m | 74,400 | 9% | added | |
| 11 | OPTU OPTIMUM COMMUNICATIONS INC | Communication Services | 0.3% | $2.0m | 1,407,850 | – | new |
| 12 | WHEELER REAL ESTATE INVT TR | 0.3% | $1.6m | 161,000 | 1% | added | |
| 13 | SSTK SHUTTERSTOCK INC | Communication Services | 0.1% | $308.8k | 22,138 | – | new |
| 14 | RMAX RE/MAX HLDGS INC | Real Estate | 0.0% | $246.5k | 25,000 | – | new |
| 15 | PLUG PLUG PWR INC | Industrials | 0.0% | $203.2k | 75,000 | – | new |
| 16 | INM INMED PHARMACEUTICALS INC | 0.0% | $195.0k | 125,800 | – | new | |
| 17 | CSIQ CANADIAN SOLAR INC | Technology | 0.0% | $160.2k | 10,000 | – | new |
| 18 | PSKY PARAMOUNT SKYDANCE CORP | Communication Services | 0.0% | $98.6k | 10,000 | – | new |
| 19 | SPCE VIRGIN GALACTIC HOLDINGS INC | 0.0% | $72.2k | 25,000 | – | new | |
| 20 | GETY GETTY IMAGES HOLDINGS INC | 0.0% | $38 | 44 | – | new |
What did Ursa Fund Management, LLC sell? Positions exited since the previous filing
| Stock | Prior weight | Prior value |
|---|---|---|
| PEN PENUMBRA INC | 68.4% | $11.5m |
| SGOV ISHARES TR | 9.0% | $1.5m |
| WIX WIX COM LTD | 8.0% | $1.4m |
| MORGAN STANLEY CHINA A SH FD | 7.3% | $1.2m |
| PPLI IAC INC | 6.0% | $1.0m |
| GABELLI EQUITY TR INC | 1.3% | $209.9k |
Sector mix
| Sector | Weight |
|---|---|
| Technology | 60.5% |
| Consumer Cyclical | 26.5% |
| Industrials | 1.2% |
| Communication Services | 0.4% |
| Real Estate | 0.0% |
Sectors cover positions whose ticker resolved to a sector; the remainder is unclassified, not cash.
Filing history
How concentrated is Ursa Fund Management, LLC's portfolio?
Across every quarter Ursa Fund Management, LLC has filed, its median largest position is 34.4% of the book and its median top-ten weight is 99.3%, which WhaleCreep classifies as concentrated (the gate is a median largest position of 5%). Of 6.0 completed holding spells, the median lasted 1.0 quarters; 20.0 positions are still open and their final length is unknown.