In its 13F for Q1 2026 (holdings as of March 31, 2026, filed May 15, 2026), Sabby Management, LLC reported 20 stock positions worth $5.3 million . Its top holding was SS SPDR S&P 500 ETF Trust-US (SPY) at 33.6% of the portfolio, followed by Alpha Compute (ALP, 12.4% ) and Senestech (SNES, 6.8% ). Compared with Q4 2025, it opened 12 new positions, sold out of 16, added to 4 and reduced 4. The biggest buy was SS SPDR S&P 500 ETF Trust-US (SPY, shares +716% ) and the biggest sale an exit from Big Tree Cloud Holdings LT-A (DSY).
Location MIAMI BEACH, FL
CIK 0001535610
Portfolio Value $5.3M (Q1 2026) Holdings 20 stocks · $5.3M Holdings quarter Q2 2026 Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024 Q2 2024 Q1 2024
Stock % Of Portfolio ▼ Shares Held Total Value Change vs Q4 2025 SPY SS SPDR S&P 500 ETF Trust-US 33.61% 2,734 $1.8M Add +716.1% ALP Alpha Compute Corp. filed as ALPHATON CAPITAL CORP 12.38% 2,072,103 $655K New SNES Senestech Inc. 6.77% 218,533 $358K Add +3.8% DSY Big Tree Cloud Holdings LT-A 6.37% 137,611 $337K New BCTX Briacell Therapeutics Corp. 5.85% 73,915 $310K New TC Token Cat Ltd. 4.57% 23,239 $242K New CPOP Pop Culture Group Co. Ltd. Class A 3.80% 664,449 $201K Reduce -30.5% MBRX Moleculin Biotech Inc. 3.25% 75,021 $172K New BDRX Biodexa Pharmaceuticals PLC 3.01% 257,472 $159K Add +35.0% RKDA Arcadia Biosciences Inc. 2.99% 114,554 $158K New TRX TRX Gold Corp. 2.84% 100,000 $150K New INM Inmed Pharmaceuticals Inc. 2.69% 220,260 $142K Add +9.2% CANF Can Fite Biopharma Ltd.-ADR 2.49% 42,559 $132K New SXTC China SXT Pharmaceuticals-A 2.48% 78,170 $131K New REVB Revelation Biosciences Inc. 2.26% 99,432 $119K New CLDI Calidi Biotherapeutics Inc. 1.96% 434,903 $104K New BJDX Bluejay Diagnostics Inc. 1.00% 28,726 $53K New LYRA Lyra Therapeutics Inc. 0.97% 104,059 $51K Reduce -40.6% TPST Tempest Therapeutics Inc. 0.55% 17,856 $29K Reduce -90.0% BNBX BNB Plus Corp. 0.16% 13,541 $9K Reduce -74.9%
Options reported separately and not counted above: STATE STR SPDR S&P 500 ETF T puts ($29.1M), ISHARES TR puts ($7.4M), GEVO INC puts ($1.4M), ABIVAX SA calls ($857K), ZEVRA THERAPEUTICS INC puts ($317K), SIDUS SPACE INC puts ($243K).
Other holdings (2): bonds, preferreds, convertibles and warrants · $421K (not counted above) Security Class Shares / Principal Value Change BCTXL Briacell Therapeutics Corp. *W EXP 01/15/203 380,686 $392K New BCTXZ Briacell Therapeutics - 30 *W EXP 99/99/999 206,753 $29K Reduce -22.3%
Total filed on the 13F, all lines: $5.7M.
Portfolio Sells Q4 2025 → Q1 2026 Portfolio Sells quarter Q2 2026 Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024 Q2 2024 Q1 2024
Stock Change vs Q4 2025 % Of Portfolio Change To Portfolio ▲ DSY Big Tree Cloud Holdings LT-A Sold out 0.00% −13.19 EMPD Empery Digital Inc. Sold out 0.00% −13.09 BLNK Blink Charging Co. Sold out 0.00% −11.89 BITCOIN DEPOT INC Sold out 0.00% −10.83 ABVX Abivax SA-ADR Sold out 0.00% −7.95 REVELATION BIOSCIENCES INC Sold out 0.00% −4.06 TPST Tempest Therapeutics Inc. Reduce -90.0% 0.55% −3.75 LYRA Lyra Therapeutics Inc. Reduce -40.6% 0.97% −3.56 ZONE Zone Frontier Inc. Sold out 0.00% −3.16 JZXN Jiuzi Holdings Inc. Sold out 0.00% −2.73 GVH Globavend Holdings Ltd. Sold out 0.00% −2.16 TIRXF Tian Ruixiang Holdings Ltd. Class A Sold out 0.00% −1.89 NOVA MINERALS LTD-ADR Sold out 0.00% −1.53 NUWE Nuwellis Inc. Sold out 0.00% −1.31 EEIQ Epicquest Education Group Inc. Sold out 0.00% −1.23 PMCB Pharmacyte Biotech Inc. Sold out 0.00% −0.61 OGEN Oragenics Inc. Sold out 0.00% −0.41 BNBX BNB Plus Corp. Reduce -74.9% 0.16% −0.39 LM FDG AMER INC Sold out 0.00% −0.10 CPOP Pop Culture Group Co. Ltd. Class A Reduce -30.5% 3.80% +0.43
Portfolio Buys Q4 2025 → Q1 2026 Portfolio Buys quarter Q2 2026 Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024 Q2 2024 Q1 2024
Stock Change vs Q4 2025 % Of Portfolio Change To Portfolio ▼ SPY SS SPDR S&P 500 ETF Trust-US Add +716.1% 33.61% +31.69 ALP Alpha Compute Corp. New 12.38% +12.38 DSY Big Tree Cloud Holdings LT-A New 6.37% +6.37 BCTX Briacell Therapeutics Corp. New 5.85% +5.85 TC Token Cat Ltd. New 4.57% +4.57 MBRX Moleculin Biotech Inc. New 3.25% +3.25 SNES Senestech Inc. Add +3.8% 6.77% +3.00 RKDA Arcadia Biosciences Inc. New 2.99% +2.99 TRX TRX Gold Corp. New 2.84% +2.84 CANF Can Fite Biopharma Ltd.-ADR New 2.49% +2.49 SXTC China SXT Pharmaceuticals-A New 2.48% +2.48 REVB Revelation Biosciences Inc. New 2.26% +2.26 CLDI Calidi Biotherapeutics Inc. New 1.96% +1.96 BJDX Bluejay Diagnostics Inc. New 1.00% +1.00 INM Inmed Pharmaceuticals Inc. Add +9.2% 2.69% +0.89 BDRX Biodexa Pharmaceuticals PLC Add +35.0% 3.01% −0.62
Options Activity Q4 2025 → Q1 2026 Security Type Change vs Q4 2025 Underlying Shares Value ▼ STATE STR SPDR S&P 500 ETF T put Add +28.1% 447 $29.1M ISHARES TR call Sold out 564 $13.9Mbefore exit ISHARES TR put Reduce -53.9% 300 $7.4M GEVO INC put Reduce -16.3% 5,252 $1.4M ABIVAX SA call Reduce -51.9% 77 $857K ZEVRA THERAPEUTICS INC put Add +4.0% 340 $317K SIDUS SPACE INC put New 1,049 $243K REVIVA PHARMACEUTCLS HLDGS I put Sold out 4,113 $115Kbefore exit EOS ENERGY ENTERPRISES INC put Sold out 3,251 $2Kbefore exit
Calls and puts are listed by the shares they cover; their value is not part of the stock holdings above.
Notes & Other Activity Q4 2025 → Q1 2026 Security Class Change vs Q4 2025 Shares / Principal Value ▼ BCTXL Briacell Therapeutics Corp. *W EXP 01/15/203 New 380,686 $392K BCTXZ Briacell Therapeutics - 30 *W EXP 99/99/999 Reduce -22.3% 206,753 $29K
Bonds, preferreds, convertibles and warrants; not part of the stock holdings or percentages above.
All Filings Quarter Positions 13F Reported Value Top Holdings Q2 2026 14 $11.8M SPY, TOYO, FAMI, CRVO, TPST Q1 2026 20 $5.3M SPY, ALP, SNES, DSY, BCTX Q4 2025 24 $11.9M DSY, EMPD, BLNK, BITCOIN DEPOT INC, ABVX Q3 2025 28 $19.1M DSY, EMPD, CPOP, EVEX, CAN FITE BIOFARMA LTD Q2 2025 32 $12.4M TPST, EOSE, LYRA, LEXX, CAN FITE BIOFARMA LTD Q1 2025 36 $23.8M SRFM, IWM, LLY, EOSE, KSCP Q4 2024 15 $12.3M EOSE, SPY, IWM, VANI, BTBT Q3 2024 24 $7.2M VANI, VOLCON INC, HEALTHY CHOICE WELLNESS CORP, IMNN, CORZ Q2 2024 22 $6.7M VANI, RDHL, GREENWAVE TECHNOLOGY SOLUTIO, ELTK, IWM Q1 2024 36 $13.9M VANI, ELTK, RDHL, TNXP, GMM