SABBY MANAGEMENT, LLC — 13F Holdings & Portfolio

CIK 1535610 · latest 13F-HR filed 2026-08-14

SABBY MANAGEMENT, LLC manages $110.5M in 13F-reported U.S. long-equity assets across 23 reported positions as of its 2026-06-30 13F-HR filing. Its largest disclosed positions are XCNY (48.99%), XCNY (13.85%), IFXAF (12.02%). Quarter over quarter (versus its 2026-03-31 filing) the fund opened 8 new positions, exited 14, added to 3, and trimmed 5.

AUM is the long-equity portion reported on Form 13F-HR. Excludes short positions, cash, foreign holdings, and non-13F assets. For informational purposes only — not investment advice.

Filer Information
Address
1011 LINKS DR
MIAMI BEACH, FL 33109
Phone
(646) 307-4500
Filing Manager
SABBY MANAGEMENT, LLC
MIAMI BEACH, FL
Signatory
Robert Grundstein
Chief Operating Officer
Loading holdings…
AUM

$110.5M

Long-equity book

Holdings

23

Distinct positions

Period

2026-06-30

Filed 2026-08-14

Q/Q Activity

+8 / −14 / ↑3 / ↓5

vs 2026-03-31

Firm Profile & Key People
Name Title / Status Ownership Type

Top Adds (vs prior quarter)

  • STATE STREET SPDR S&P$2.3M +131.0%
  • TEMPEST THERAPEUTICS INC$538.2K +1838.0%
  • REVELATION BIOSCIENCES INC$97.6K +81.8%
Show all 3 →

Top Trims

  • BRIACELL THERAPEUTICS CORP-$222.7K -56.8%
  • SENESTECH INC-$147.2K -41.1%
  • INMED PHARMACEUTICALS-$72.3K -50.9%
  • BRIACELL THERAPEUTICS CORP-$48.2K -15.6%
  • BRIACELL THERAPEUTICS CORP-$17.5K -60.4%
Show all 5 →

New Positions

  • TOYO CO LTD$3.5M
  • FARMMI INC$840.3K
  • CERVOMED INC$771.5K
  • PARANOVUS ENTERTNMNT TECH LT$560.5K
  • BIOAFFINITY TECHNOLOGIES$296.9K
Show all 8 →

Exited Positions

  • ALPHATON CAPITAL CORP$654.8K
  • BIG TREE CLOUD HLDGS LTD$337.1K
  • TOKEN CAT LTD$241.7K
  • POP CULTURE GROUP CO LTD$201.1K
  • MOLECULIN BIOTECH INC$171.8K
Show all 14 →
All Holdings

Rows tagged Call or Put are options positions, not stock. Per SEC Form 13F-HR, Value shows the notional value of the underlying (shares covered × underlying price), not the option premium. Shares is the number of underlying shares covered (divide by 100 for contract count).

# Issuer Symbol CUSIP Value Weight Shares Type
1 STATE STREET SPDR S&P Put XCNY 78462F953 $54.1M 48.99% 725 SH
2 STATE STREET SPDR S&P Call XCNY 78462F903 $15.3M 13.85% 205 SH
3 ISHARES RUSSELL Call IFXAF 464287905 $13.3M 12.02% 442 SH
4 ISHARES RUSSELL Put IFXAF 464287955 $13.2M 11.99% 441 SH
5 STATE STREET SPDR S&P SPY 78462F103 $4.1M 3.72% 5,500 SH
6 TOYO CO LTD TOYO G8976D107 $3.5M 3.17% 503,846 SH
7 ABIVAX SA Call AAVXF 00370M903 $1.1M 0.99% 82 SH
8 FARMMI INC FAMI G33277149 $840.3K 0.76% 3,515,929 SH
9 SIDUS SPACE INC Put SIDU 826165951 $816.3K 0.74% 2,905 SH
10 CERVOMED INC CRVO 15713L109 $771.5K 0.70% 248,880 SH
11 ZEVRA THERAPEUTICS Put ZVRA 488445956 $612.3K 0.55% 427 SH
12 TEMPEST THERAPEUTICS INC TPST 87978U207 $567.5K 0.51% 511,286 SH
13 PARANOVUS ENTERTNMNT TECH LT PAVS G4289N155 $560.5K 0.51% 75,440 SH
14 BIOAFFINITY TECHNOLOGIES BIAF 09076W307 $296.9K 0.27% 365,647 SH
15 SMART POWER CORP CREG 168913507 $263.2K 0.24% 127,774 SH
16 BRIACELL THERAPEUTICS CORP BCTX 107930307 $261.5K 0.24% 80,721 SH
17 REVELATION BIOSCIENCES INC REVB 76135L804 $216.9K 0.20% 210,582 SH
18 SENESTECH INC SNES 81720R604 $211.2K 0.19% 141,756 SH
19 BRIACELL THERAPEUTICS CORP BCTXL 107930125 $169.4K 0.15% 190,383 SH
20 SIDUS SPACE INC SIDU 826165201 $121.9K 0.11% 43,377 SH
21 INMED PHARMACEUTICALS INM 457637700 $69.7K 0.06% 44,970 SH
22 NUWELLIS INC NUWE 67113Y801 $49.9K 0.05% 16,372 SH
23 BRIACELL THERAPEUTICS CORP BCTXZ 107930117 $11.5K 0.01% 120,802 SH
Filing History
Period Filed AUM Holdings Accession
2026-06-30 2026-08-14 $110.5M 23 0001104659-26-096397
2026-03-31 2026-05-15 $45.1M 28 0001104659-26-061764
2025-12-31 2026-02-17 $69.5M 33 0001104659-26-015753
2025-09-30 2025-11-14 $86.4M 39 0001104659-25-111938