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Ghisallo Capital Management LLC — 13F Holdings & Portfolio

CIK 1825214 · latest 13F-HR filed 2026-08-14

Backtest portfolio

Ghisallo Capital Management LLC manages $5.10B in 13F-reported U.S. long-equity assets across 339 reported positions as of its 2026-06-30 13F-HR filing. Its largest disclosed positions are SPCX (19.03%), DLR (4.22%), MIDEA 051333 CVT PUT (2.93%). Quarter over quarter (versus its 2026-03-31 filing) the fund opened 183 new positions and exited 119; 32 existing positions rose in reported value and 54 fell.

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.

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AUM
$5.10B

Long-equity book

Holdings
339

Distinct positions

Period
2026-06-30

Filed 2026-08-14

Q/Q Activity
+183 / −119 / ↑32 / ↓54

vs 2026-03-31

Portfolio charts

Latest quarter's book, what changed, and how the portfolio has evolved across filings.

Portfolio map

Q2 26
SPCX19.0% · newI:PUT7.8% · newDLR4.2% · newGOOGL2.8% · newGOOG2.8% · newSMCI2.5% · newMDLN2.3% · -34%NBIS2.2% · -100%XPEV1.9% · 0%MREHF1.9% · newAUR1.6% · newAEP1.3% · newFPS1.3% · -36%LNVGY1.2% · newDLTR1.2% · newCBRS1.2% · newJCI1.1% · -27%GOOGN1.1% · newORCL1.0% · -23%SMCIP0.9% · newBIDU0.9% · newHUTAI 0208270.9% · newFANG0.9% · +150%LGN0.8% · 0%VSH0.8% · newINIO0.8% · newTT0.7% · -57%JAN0.6% · +47%MAIR0.6% · newMLYS0.6% · newLEGN0.6% · newMMLTF0.5% · newCIEN0.5% · newULS0.5% · -50%GOOGM0.5% · newARXS0.5% · newETR0.5% · newGDS0.4% · 0%BABA0.4% · newAHR0.4% · +167%AS0.4% · -50%NTLA0.4% · newSWPAC 0616270.4% · newMIAX0.4% · -50%SARO0.4% · -50%NIO0.3% · -12%GEV0.3% · -62%QXO0.3% · 0%SXT0.3% · newMWH0.3% · +150%MAC0.3% · newQNT0.3% · newALH0.3% · 0%CDNL0.3% · +67%DOCN0.3% · -74%KGS0.3% · -60%HOOD0.3% · newDPC0.3% · newFLY0.3% · +212%FRVO0.3% · new

Box size = position value; colour = change in share count vs the prior quarter (green added, red trimmed, blue new). Rows split across managers or share classes are combined. Click a box for the stock.

Sector mix

% of 13F value

Sectors from each company's SIC code; funds and ETFs grouped separately.

Biggest buys and sells

Q1 26 → Q2 26

Estimated from the change in shares held × the quarter-end price, so price moves alone don't count as buying. New and exited positions are included.

13F assets and positions

4 quarters

Total reported 13F value (bars) and number of positions (line) each quarter. Value changes include market moves.

Top positions over time

reported value

The eight largest current positions, valued at each quarter end.

Concentration

top 10 = 47.5%

Cumulative share of the portfolio held in the largest N positions.

Firm Profile & Key People

As of the firm’s regulatory filing dated Aug 25, 2026.

Assets Under Management
$4.89B
Discretionary
$4.89B
Employees
39
Accounts
6
Address
149 NEWBURY STREET
2ND FLOOR
BOSTON, MA 02116
Phone
(617) 502-5735
Website
Name Title / Status Ownership Type
ELIASON, PAULA, ALEXANDRA ControlCHIEF COMPLIANCE OFFICER
since Jul 2025
Less than 5%Individual
GERMINO, MICHAEL, WALTER ControlCHIEF EXECUTIVE OFFICER/CHIEF INVESTMENT OFFICER
since Jun 2020
Less than 5%Individual
GHISALLO GROUP LP ControlSOLE MEMBER
since Jun 2020
75% or moreDomestic Entity
REICH, ADAM, THOMAS ControlCHIEF FINANCIAL OFFICER
since Jan 2026
Less than 5%Individual
GERMINO, MICHAEL, WALTER Control
Indirect owner via GHISALLO GROUP LP
MEMBER
since Mar 2020
75% or moreIndividual
GERMINO, MICHAEL, WALTER Control
Indirect owner via GHISALLO GP LLC
MEMBER
since Mar 2020
75% or moreIndividual
GERMINO, MICHAEL, WALTER Control
Indirect owner via GHISALLO I LLC
MEMBER
since Mar 2020
75% or moreIndividual
GERMINO, MICHAEL, WALTER Control
Indirect owner via GHISALLO II LLC
MEMBER
since Mar 2020
75% or moreIndividual
GHISALLO GP LLC Control
Indirect owner via GHISALLO GROUP LP
GENERAL PARTNER
since Mar 2020
General partner, trustee or managerDomestic Entity
GHISALLO HOLDINGS LLC Control
Indirect owner via GHISALLO GROUP LP
LIMITED PARTNER
since Dec 2020
75% or moreDomestic Entity
GHISALLO I LLC Control
Indirect owner via GHISALLO HOLDINGS LLC
MEMBER
since Dec 2020
75% or moreDomestic Entity
GHISALLO II LLC Control
Indirect owner via GHISALLO HOLDINGS LLC
MEMBER
since Dec 2020
General partner, trustee or managerDomestic Entity
Ownership & leadership changes · 5 filings with changes since Jul 6, 2020

From the firm’s regulatory filings, newest first. Dates are filing dates: a filing that no longer lists someone does not say when they left.

Mar 30, 2026 filing
  • No longer listedDOUGHERTY, JAMES, F. · CHIEF FINANCIAL OFFICER · Less than 5% · control person · listed since Jan 2023
  • AddedREICH, ADAM, THOMAS · CHIEF FINANCIAL OFFICER · Less than 5% · control person
Jul 10, 2025 filing
  • No longer listedRESTIVO, NICOLE, BRODSKY · GENERAL COUNSEL, CHIEF COMPLIANCE OFFICER, CHIEF OPERATING OFFICER · Less than 5% · control person · listed since Jun 2020
  • AddedELIASON, PAULA, ALEXANDRA · CHIEF COMPLIANCE OFFICER · Less than 5% · control person
Mar 28, 2024 filing
  • No longer listedJACKSON, JEFFREY, MICHAEL · HEAD OF TRADING · 10–25% · listed since Jan 2023
  • No longer listedJACKSON, JEFFREY, MICHAEL · HEAD OF TRADING · General partner, trustee or manager · indirect via GHISALLO GROUP LP · control person · listed since Jan 2023
Mar 31, 2023 filing
  • AddedGERMINO, MICHAEL, WALTER · MEMBER · 75% or more · indirect via GHISALLO I LLC · control person
  • AddedGERMINO, MICHAEL, WALTER · MEMBER · 75% or more · indirect via GHISALLO II LLC · control person
  • AddedGHISALLO HOLDINGS LLC · LIMITED PARTNER · 75% or more · indirect via GHISALLO GROUP LP · control person
  • AddedGHISALLO I LLC · MEMBER · 75% or more · indirect via GHISALLO HOLDINGS LLC · control person
  • AddedGHISALLO II LLC · MEMBER · General partner, trustee or manager · indirect via GHISALLO HOLDINGS LLC · control person
  • AddedJACKSON, JEFFREY, MICHAEL · HEAD OF TRADING · 10–25%
  • AddedJACKSON, JEFFREY, MICHAEL · HEAD OF TRADING · General partner, trustee or manager · indirect via GHISALLO GROUP LP · control person
Feb 2, 2023 filing
  • AddedDOUGHERTY, JAMES, F. · CHIEF FINANCIAL OFFICER · Less than 5% · control person
Jul 6, 2020 filing (earliest on record)
  • ListedGERMINO, MICHAEL, WALTER · MEMBER · 75% or more · indirect via GHISALLO GROUP LP · control person
  • ListedGERMINO, MICHAEL, WALTER · CHIEF EXECUTIVE OFFICER/CHIEF INVESTMENT OFFICER · Less than 5% · control person
  • ListedGERMINO, MICHAEL, WALTER · MEMBER · 75% or more · indirect via GHISALLO GP LLC · control person
  • ListedGHISALLO GP LLC · GENERAL PARTNER · General partner, trustee or manager · indirect via GHISALLO GROUP LP · control person
  • ListedGHISALLO GROUP LP · SOLE MEMBER · 75% or more · control person
  • ListedRESTIVO, NICOLE, BRODSKY · GENERAL COUNSEL, CHIEF COMPLIANCE OFFICER, CHIEF OPERATING OFFICER · Less than 5% · control person

Quarter-over-quarter changes

Changes in reported position value vs the prior 13F, so price moves count too, not just shares bought or sold.

Top Adds (vs prior quarter)

Show all 32 →

Top Trims

Show all 54 →

New Positions

Show all 183 →

Exited Positions

Show all 119 →

Ghisallo Capital Management LLC Holdings (2026-06-30)

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 SPACE EXPLORATION TECHN CORP SPCX 84615Q103 $970.2M 19.03% 5,678,145 SH
2 DIGITAL RLTY TR INC DLR 253868103 $215.2M 4.22% 1,198,100 SH
3 MIDEA 051333 CVT PUT — DK3568443 $149.2M 2.93% 1,172,000,000 PRN
4 ALPHABET INC GOOGL 02079K305 $142.9M 2.80% 400,000 SH
5 ALPHABET INC GOOG 02079K107 $141.3M 2.77% 400,000 SH
6 SUPER MICRO COMPUTER INC SMCI 86800U302 $128.0M 2.51% 4,365,060 SH
7 MEDLINE INC MDLN 58507V107 $118.3M 2.32% 3,000,000 SH
8 NEBIUS GROUP N.V. NBIS N97284108 $110.5M 2.17% 400,000 SH
9 XPENG INC XPEV 98422D105 $99.3M 1.95% 7,500,000 SH
10 MIDEA 051127 CVT — DK3558469 $96.0M 1.88% 750,000,000 PRN
11 AURORA INNOVATION INC AUR 051774107 $81.2M 1.59% 11,906,578 SH
12 ZTOEC 0925 030131 CVT PUT — YI7507167 $70.3M 1.38% 73,000,000 PRN
13 AMERICAN ELEC PWR CO INC AEP 025537101 $68.4M 1.34% 500,000 SH
14 FORGENT POWER SOLUTIONS INC FPS 34631F102 $65.6M 1.29% 1,175,000 SH
15 LNVGY 062533 CVT LNVGY DM0237667 $62.6M 1.23% 65,000,000 PRN
16 DOLLAR TREE INC DLTR 256746108 $60.5M 1.19% 500,000 SH
17 CEREBRAS SYSTEMS INC CBRS 15675D103 $59.7M 1.17% 270,000 SH
18 JOHNSON CONTROLS INTERNATION JCI G51502105 $58.4M 1.15% 400,000 SH
19 ALPHABET INC GOOGN 02079K602 $57.6M 1.13% 1,150,000 SH
20 CHPAC 091830 CVT PUT — YK0477157 $54.4M 1.07% 445,000,000 PRN
21 ORACLE CORP ORCL 68389X105 $51.3M 1.01% 350,000 SH
22 BLTIV 020533 CVT PUT — YI3454182 $48.1M 0.94% 424,000,000 PRN
23 SUPER MICRO COMPUTER INC SMCIP 86800U500 $46.0M 0.90% 900,000 SH
24 BAIDU INC BIDU 056752108 $45.7M 0.90% 400,000 SH
25 HUTAI 020827 CVT — YI6761401 $45.4M 0.89% 360,000,000 PRN
26 DIAMONDBACK ENERGY INC FANG 25278X109 $43.9M 0.86% 250,000 SH
27 LEGENCE CORP LGN 52476L109 $42.6M 0.84% 500,000 SH
28 VISHAY INTERTECHNOLOGY INC VSH 928298108 $40.3M 0.79% 750,000 SH
29 INNIO NV INIO N52A8C105 $39.5M 0.78% 1,000,000 SH
30 TRANE TECHNOLOGIES PLC TT G8994E103 $36.8M 0.72% 75,000 SH
31 JANUS LIVING INC JAN 471024109 $31.6M 0.62% 1,100,000 SH
32 MADISON AIR SOLUTIONS CORP MAIR 55658T105 $31.2M 0.61% 800,000 SH
33 MINERALYS THERAPEUTICS INC MLYS 603170101 $30.4M 0.60% 1,125,000 SH
34 LEGEND BIOTECH CORP LEGN 52490G102 $28.9M 0.57% 1,000,000 SH
35 HYUHI 050431 CVT PUT — DH6843352 $27.8M 0.54% 23,000,000 PRN
36 SRIAD 020333 CVT PUT — YI4054478 $27.0M 0.53% 233,000,000 PRN
37 MMG 062327 CVT MMLTF DL9218439 $26.7M 0.52% 27,000,000 PRN
38 CIEN 091531 CVT CIEN 171779AM3 $26.2M 0.51% 25,000,000 PRN
39 UL SOLUTIONS INC ULS 903731107 $25.5M 0.50% 250,000 SH
40 ALPHABET INC GOOGM 02079K404 $25.2M 0.50% 500,000 SH
41 ARXIS INC ARXS 04339D105 $23.1M 0.45% 500,000 SH
42 ENTERGY CORP NEW ETR 29364G103 $23.0M 0.45% 200,000 SH
43 GDS HLDGS LTD GDS 36165L108 $22.5M 0.44% 750,000 SH
44 BABA 091532 CVT PUT BABA YK0592740 $22.2M 0.44% 25,000,000 PRN
45 AMERICAN HEALTHCARE REIT INC AHR 398182303 $20.9M 0.41% 400,000 SH
46 PINGA 061130 CVT PUT — YN1128530 $20.8M 0.41% 151,000,000 PRN
47 AMER SPORTS INC AS G0260P102 $20.3M 0.40% 600,000 SH
48 INTELLIA THERAPEUTICS INC NTLA 45826J105 $20.3M 0.40% 1,200,000 SH
49 SWPAC 061627 CVT — DL7291271 $19.0M 0.37% 142,000,000 PRN
50 MIAMI INTL HLDGS INC MIAX 59356Q108 $18.6M 0.36% 500,000 SH
Filing History
Period Filed AUM Holdings Accession
2026-06-30 2026-08-14 $5.10B 339 0001172661-26-003463
2026-03-31 2026-05-15 $3.63B 275 0001172661-26-002270
2025-12-31 2026-02-17 $2.24B 206 0001172661-26-000914
2025-09-30 2025-11-14 $3.06B 215 0001172661-25-004873
Filer Information
Address
149 NEWBURY STREET, 2ND FLOOR
BOSTON, MA 02116
Phone
(212) 624-0042
Filing Manager
Ghisallo Capital Management LLC
BOSTON, MA
Signatory
Paula Eliason
Chief Compliance Officer