Geosphere Capital Management, Llc
- Regulatory AUM
- $258M
- Discretionary
- $258M
- Clients
- 5
- Avg AUM / client
- $51.7M
- Accounts
- 5
- Employees
- 6
AUM over time
Reported AUM from Form ADV filings, plotted by filing date · as of Mar 30, 2026
Investments (13F portfolio — 42 positions, $228,807,297)
13F period Mar 31, 2026| # | Issuer | Class | Value | Shares | % of 13F | % of AUM |
|---|---|---|---|---|---|---|
| 1 | State Str Spdr S&P 500 Etf T | TR UNIT | $31,866,660 | 49,000 | 13.9% | 12.3% |
| 2 | Invesco Qqq Tr | UNIT SER 1 | $30,763,694 | 53,300 | 13.4% | 11.9% |
| 3 | Bkv Corp | COM | $15,448,970 | 541,689 | 6.75% | 5.98% |
| 4 | Core Natural Resources Inc | COM SHS | $14,444,990 | 137,926 | 6.31% | 5.59% |
| 5 | National Energy Services Reu | SHS | $11,799,440 | 549,578 | 5.16% | 4.57% |
| 6 | Vista Energy S.A.B. De C.V. | SPONSORED ADS | $9,433,750 | 125,000 | 4.12% | 3.65% |
| 7 | Cameco Corp | COM | $6,447,415 | 59,363 | 2.82% | 2.5% |
| 8 | Terawulf Inc | COM | $6,040,975 | 418,640 | 2.64% | 2.34% |
| 9 | Kosmos Energy Ltd | COM | $5,667,831 | 2,038,788 | 2.48% | 2.19% |
| 10 | Fluor Corp | COM | $5,038,200 | 108,000 | 2.2% | 1.95% |
| 11 | Solaris Energy Infras Inc | COM CL A | $4,824,033 | 85,366 | 2.11% | 1.87% |
| 12 | Century Alum Co | COM | $4,812,580 | 82,000 | 2.1% | 1.86% |
| 13 | Propetro Hldg Corp | COM | $4,674,157 | 324,369 | 2.04% | 1.81% |
| 14 | Cenovus Energy Inc | COM | $4,285,868 | 161,548 | 1.87% | 1.66% |
| 15 | Oceaneering Intl Inc | COM | $4,256,400 | 120,000 | 1.86% | 1.65% |
| 16 | Methanex Corp | COM | $4,167,800 | 70,000 | 1.82% | 1.61% |
| 17 | Delek Us Hldgs Inc New | COM | $4,056,300 | 90,000 | 1.77% | 1.57% |
| 18 | Peabody Engr Corp | COM | $4,018,549 | 121,959 | 1.76% | 1.56% |
| 19 | Liberty Energy Inc | COM CL A | $3,852,518 | 133,768 | 1.68% | 1.49% |
| 20 | Vaneck Etf Trust | GOLD MINERS ETF | $3,670,800 | 40,000 | 1.6% | 1.42% |
| 21 | Ur Energy Inc | COM | $3,539,505 | 2,375,507 | 1.55% | 1.37% |
| 22 | Denison Mines Corp | COM | $3,449,184 | 977,106 | 1.51% | 1.33% |
| 23 | Cf Industries Hold | COM | $3,072,923 | 23,667 | 1.34% | 1.19% |
| 24 | Innovex International Inc | COM | $2,888,361 | 118,424 | 1.26% | 1.12% |
| 25 | Barrick Mng Corp | COM SHS | $2,795,094 | 68,524 | 1.22% | 1.08% |
Top 25 of 42 positions from the manager's latest Form 13F · source filing (EDGAR) ↗. 13F covers long US-listed positions only. "% of AUM" is share of the firm's total regulatory AUM (Form ADV Item 5.F).
Who they serve
| Client type | Clients | AUM | % of AUM |
|---|---|---|---|
| Pooled investment vehicles (non-investment companies) | 5 | $258M | 100.0% |
Private funds (2)
Reported in Form ADV Section 7.B.(1), filing of Mar 2024 · $67.4M combined gross assets
| Fund | Type | Domicile | Gross assets | Owners |
|---|---|---|---|---|
| Geosphere Set Master Fund, Lp master | Hedge Fund | Cayman Islands | $56.2M | 20 |
| Geosphere India Fund | Hedge Fund | Mauritius | $11.2M | 4 |
People (2)
| Name | Role / title | Credentials | With firm since | Ownership |
|---|---|---|---|---|
| Sanger, Arvind, Singh | Chief Investment Officer | Jul 2007 (19y) | ≈ 42.19% – 100% via Geosphere Holdings Gp Llc | |
| Borrero, Maria, Gabriela | Chief Compliance Officer And Chief Financial Officer | Apr 2023 (3y) | Less than 5% |
Entity owners (Schedule A/B)
| Entity | Title / status | Since | Sch. | Ownership |
|---|---|---|---|---|
| Geosphere Holdings Lp | Sole Owner | Aug 2021 | A | 75% or more |
| Geosphere Holdings Gp Llc | General Partner | Aug 2021 | B | ≈ 56.25% – 100% via Geosphere Holdings Lp |
Undisclosed: 0% – 25% of the firm is not attributable from the filed Schedule A bands.
Estimated effective ownership (look-through of filed bands):
- Sanger, Arvind, Singh: 75% – 100% of Geosphere Holdings Gp Llc × 75% – 100% of Geosphere Holdings Lp × 75% – 100% direct ≈ 42.19% – 100% of the firm
- Geosphere Holdings Gp Llc: 75% – 100% of Geosphere Holdings Lp × 75% – 100% direct ≈ 56.25% – 100% of the firm
Roster from the IAPD representatives feed; ownership and acquisition dates from Form ADV Schedule A/B. "Since" is the earliest filed registration or acquisition date.
Private funds (2, $67.4M gross assets)
| Fund | Type | Gross assets | Min. investment | Owners |
|---|---|---|---|---|
| Geosphere Set Master Fund, Lp | Hedge Fund | $56.2M | $1.0M | 20 |
| Geosphere India Fund | Hedge Fund | $11.2M | $500K | 4 |
From Form ADV Section 7.B private fund reporting.
Documents (1 archived)
| Form | Period | Size | |
|---|---|---|---|
| Form ADV (full filing) | 03/30/2026 | 1.44 MB | View · PDF · Source ↗ |
Archived copies of the firm's regulatory filings, versioned by content hash.
Disciplinary disclosures
No disciplinary events reported on the firm's latest Form ADV filing.
How they charge
- • Percentage of assets under management
- • Performance-based fees
Services
- • Portfolio management for pooled investment vehicles
Custody
Reported custodians
- Jefferies Llc $12.8M (6% of AUM) Mar 2019
Amounts as reported in ADV Item 5.K.(3) (custodians holding 10%+ of SMA assets).
Firm reports having custody of client funds or securities (Item 9.A).
Source
All data on this page comes from this firm's Form ADV filings, reproduced without modification. Latest filing: Mar 30, 2026.
View current Form ADV (SEC/IAPD) ↗