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Warberg Asset Management LLC — 13F Holdings & Portfolio

CIK 1597506 · latest 13F-HR filed 2026-08-11

Backtest portfolio

Warberg Asset Management LLC manages $551.1M in 13F-reported U.S. long-equity assets across 170 reported positions as of its 2026-06-30 13F-HR filing. Its largest disclosed positions are SPY (31.25%), GVA (8.51%), MCHP (7.62%). Quarter over quarter (versus its 2026-03-31 filing) the fund opened 44 new positions, exited 65, added to 21, and trimmed 42.

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
716 OAK STREET
WINNETKA, IL 60093
Phone
(847) 418-8333
Filing Manager
Warberg Asset Management LLC
WINNETKA, IL
Signatory
Daniel I Warsh
Managing Member
Loading holdings…
AUM

$551.1M

Long-equity book

Holdings

170

Distinct positions

Period

2026-06-30

Filed 2026-08-11

Q/Q Activity

+44 / −65 / ↑21 / ↓42

vs 2026-03-31

Firm Profile & Key People
Name Title / Status Ownership Type

Top Adds (vs prior quarter)

  • ASTRONICS CORP$26.1M +502.8%
  • MICROCHIP TECHNOLOGY INC.$21.6M +105.6%
  • CORNERSTONE STRATEGIC INVEST$6.3M +83.0%
  • CORE SCIENTIFIC INC NEW$4.9M +209.1%
  • LIVE NATION ENTERTAINMENT IN$2.8M +17.4%
Show all 21 →

Top Trims

  • OCCIDENTAL PETE CORP-$20.5M -98.1%
  • HALOZYME THERAPEUTICS INC-$2.6M -33.8%
  • WISDOMTREE INC-$2.1M -63.2%
  • LCI INDS-$1.7M -21.3%
  • SNOWFLAKE INC-$1.3M -27.6%
Show all 42 →

New Positions

  • GRANITE CONSTR INC$46.9M
  • NEXTNAV INC$15.3M
  • GUARDANT HEALTH INC$12.6M
  • HEWLETT PACKARD ENTERPRISE C$11.7M
  • LIBERTY MEDIA CORP DEL$8.6M
Show all 44 →

Exited Positions

  • LUMENTUM HLDGS INC$68.5M
  • SEAGATE HDD CAYMAN$36.0M
  • CNX RES CORP$34.4M
  • WISDOMTREE INC$10.2M
  • VENTAS RLTY LTD PARTNERSHIP$8.1M
Show all 65 →
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 STR SPDR S&P 500 ETF T Put SPY 78462F103 $172.2M 31.25% 230,600 SH
2 GRANITE CONSTR INC GVA 387328AD9 $46.9M 8.51% 14,102,000 PRN
3 MICROCHIP TECHNOLOGY INC. MCHP 595017AF1 $42.0M 7.62% 15,275,000 PRN
4 ASTRONICS CORP ATRO 046433AD0 $31.3M 5.69% 7,185,000 PRN
5 LIVE NATION ENTERTAINMENT IN LIVE 538034BA6 $19.0M 3.46% 10,684,000 PRN
6 NEXTNAV INC NN 65345N106 $15.3M 2.78% 859,839 SH
7 INVESCO QQQ TR Put QQQ 46090E103 $14.0M 2.54% 19,000 SH
8 CORNERSTONE STRATEGIC INVEST CLM 21924B302 $13.9M 2.52% 1,836,581 SH
9 GUARDANT HEALTH INC GH 40131MAD1 $12.6M 2.28% 5,000,000 PRN
10 HEWLETT PACKARD ENTERPRISE C HPEPC 42824C208 $11.7M 2.12% 100,154 SH
11 TXNM ENERGY INC TXNM 69349HAF4 $8.9M 1.61% 6,809,000 PRN
12 LIBERTY MEDIA CORP DEL FWONA 531229AP7 $8.6M 1.56% 7,500,000 PRN
13 CORE SCIENTIFIC INC NEW CORZW 21874A114 $7.2M 1.31% 385,028 SH
14 ORMAT TECHNOLOGIES INC ORA 686688AB8 $7.2M 1.31% 5,700,000 PRN
15 APOLLO GLOBAL MGMT INC APO 03769M304 $6.7M 1.22% 110,589 SH
16 LUMENTUM HLDGS INC LITE 55024UAF6 $6.7M 1.21% 1,020,000 PRN
17 LCI INDS LCII 501812AD3 $6.2M 1.12% 5,500,000 PRN
18 ALNYLAM PHARMACEUTICALS INC ALNY 02043QAB3 $6.0M 1.09% 5,002,000 PRN
19 AKAMAI TECHNOLOGIES INC AKAM 00971TAQ4 $5.1M 0.93% 3,500,000 PRN
20 HALOZYME THERAPEUTICS INC T 40637HAF6 $5.1M 0.93% 3,500,000 PRN
21 NVIDIA CORPORATION Put NVDA 67066G104 $4.4M 0.80% 22,000 SH
22 JAZZ INVESTMENTS I LTD JAZZ 472145AH4 $4.3M 0.77% 2,500,000 PRN
23 A10 NETWORKS INC ATEN 002121AB7 $4.2M 0.77% 2,500,000 PRN
24 MIRUM PHARMACEUTICALS INC MIRM 604749AB7 $3.9M 0.70% 1,045,000 PRN
25 SNOWFLAKE INC SNOW 833445AD1 $3.5M 0.64% 2,000,000 PRN
26 ISHARES TR Put TLT 464287432 $3.5M 0.64% 40,600 SH
27 FLUOR CORP FLR 343412AJ1 $3.3M 0.60% 2,500,000 PRN
28 STATE STR SPDR S&P 500 ETF T Call SPY 78462F103 $3.0M 0.54% 4,000 SH
29 EPR PPTYS EPRPC 26884U208 $2.9M 0.53% 115,000 SH
30 VANECK ETF TRUST Put SMH 92189F676 $2.6M 0.48% 4,000 SH
31 EVERGY INC EVRG 30034WAD8 $2.5M 0.45% 1,747,000 PRN
32 CENTURY ALUM CO CENX 156431AQ1 $2.5M 0.45% 1,000,000 PRN
33 UBER TECHNOLOGIES INC UBER 90353TAM2 $2.3M 0.43% 1,953,000 PRN
34 STEREOTAXIS INC STXS 85916J409 $1.9M 0.35% 1,108,889 SH
35 POST HLDGS INC POST 737446AT1 $1.8M 0.33% 1,728,000 PRN
36 AKAMAI TECHNOLOGIES INC AKAM 00971TAN1 $1.8M 0.32% 1,500,000 PRN
37 EPR PPTYS EPRPE 26884U307 $1.7M 0.32% 54,398 SH
38 ALBEMARLE CORP ALBPA 012653200 $1.7M 0.30% 30,305 SH
39 ROUNDHILL ETF TRUST Put DRAM 77926X320 $1.6M 0.28% 21,000 SH
40 FG IMPERII ACQUISITION CORP FGII G3R41C102 $1.5M 0.27% 149,908 SH
41 BANK OF AMER CORP BACPL 060505682 $1.5M 0.27% 1,180 SH
42 XSOLLA SPAC 1 XSLL G9833K102 $1.4M 0.25% 138,736 SH
43 UNITED AIRLS HLDGS INC Call UAL 910047109 $1.4M 0.25% 10,000 SH
44 WISDOMTREE INC WT 97717PAH7 $1.2M 0.22% 829,000 PRN
45 STARBUCKS CORP Put SBUX 855244109 $1.2M 0.22% 11,900 SH
46 ESPERION THERAPEUTICS INC NE Put ESPR 29664W105 $1.2M 0.21% 374,000 SH
47 ISHARES SILVER TR Call SLV 46428Q109 $1.1M 0.21% 21,500 SH
48 VENDOME ACQUISITION CORP I VNME G9580A109 $1.1M 0.21% 111,183 SH
49 PAYPAL HLDGS INC Call PYPL 70450Y103 $1.1M 0.20% 25,000 SH
50 COLLECTIVE ACQUISITION CORP CAIIU G22741121 $1.0M 0.18% 99,668 SH
Filing History
Period Filed AUM Holdings Accession
2026-06-30 2026-08-11 $551.1M 170 0001597506-26-000003
2026-03-31 2026-05-07 $599.6M 192 0001597506-26-000002
2025-12-31 2026-02-13 $831.2M 181 0001597506-26-000001