Gritstone Asset Management LLC holds a diversified book of 174 stocks worth $104.0M as of Q2 2026 (disclosed Aug 6, 2026, a ~37-day 13F lag). This quarter they opened Ares Capital Corp and trimmed Bold Eagle Acquisition Cor-A. Their largest long position is Ares Capital Corp at 8% of the equity book.
Top-heavy: diversified book
Share of the disclosed book in its largest positions. A higher top-5 share means a more concentrated, higher-conviction portfolio.
73% mapped to company sectors
Direct operating-company sectors from our SIC-based security master. ETF/fund and unclassified holdings stay visible separately; this is not ETF look-through exposure.
Estimated $ traded · quarter-end prices, no cost basis
Other tracked managers holding the same core names as Gritstone Asset Management LLC
| Manager / fund | Shared names | Their $ in those |
|---|---|---|
| Clear Street Group Inc. | 79 / 80 | $101.7M |
| Magnetar Financial LLC | 73 / 80 | $810.3M |
| Shaolin Capital Management LLC | 73 / 80 | $224.5M |
| PICTON MAHONEY ASSET MANAGEMENT | 71 / 80 | $323.4M |
| WHITEBOX ADVISORS LLC | 71 / 80 | $207.4M |
| Schonfeld Strategic Advisors LLC | 69 / 80 | $136.1M |
| TENOR CAPITAL MANAGEMENT Co., L.P. | 68 / 80 | $546.5M |
| MOORE CAPITAL MANAGEMENT, LP | 68 / 80 | $283.5M |
Ranked by how many of Gritstone Asset Management LLC's top 80 disclosed names each fund also holds: a cross-fund conviction signal from the latest 13F of every tracked manager.
Bars show each stock's share of the portfolio. Click a row for its position history.
| # | Security | Value | Shares | % Port | Last move | History |
|---|---|---|---|---|---|---|
| 1 | Ares Capital Corp COM | $8.3M | 447.1K | 8.0% | ▲New New position | |
| 2 | Oaktree Acquisition Corp III SHS CL A | $4.2M | 394.9K | 4.1% | —Held | |
| 3 | Aldel Finl II Inc CL A | $4.2M | 394.2K | 4.1% | —Held | |
| 4 | Ares Acquisition Corp III UNIT 99/99/9999 | $2.5M | 250.0K | 2.4% | ▲New New position | |
| 5 | Bold Eagle Acquisition Corp CL A | $2.1M | 194.5K | 2.0% | ▼−44% Reduced · −150K sh | |
| 6 | Artius II Acquisition Inc SHS CL A | $2.1M | 197.7K | 2.0% | —Held | |
| 7 | Hennessy Cap Invt Corp VII ORD SHS CL A | $2.1M | 197.9K | 2.0% | —Held | |
| 8 | Rithm Acquisition Corp CL A | $2.1M | 197.6K | 2.0% | —Held | |
| 9 | New Amer Acquisition I Corp COM SHS CL A | $2.0M | 195.0K | 1.9% | —Held | |
| 10 | Rre Ventures Acquisition Cor CL A ORD SHS | $2.0M | 200.0K | 1.9% | ▲New New position | |
| 11 | Infinite Eagle Acquisition C CL A | $1.8M | 175.0K | 1.7% | ▲New New position | |
| 12 | Lafayette Digital Acquisitio ORD CLASS A | $1.7M | 175.0K | 1.7% | ▲New New position | |
| 13 | Launch Two Acquisition Corp. ORD SHS CL A | $1.6M | 146.8K | 1.5% | —Held | |
| 14 | K&F Growth Acquisition Corp SHS CL A | $1.6M | 148.7K | 1.5% | —Held | |
| 15 | Talon Cap Corp ORD SHS CL A | $1.5M | 150.0K | 1.5% | —Held | |
| 16 | Leapfrog Acquisition Corp CL A ORD SHS | $1.5M | 150.0K | 1.4% | —Held | |
| 17 | Stellar V Cap Corp SHS CL A | $1.4M | 133.8K | 1.4% | —Held | |
| 18 | Newhold Invt Corp III ORD SHS CL A | $1.3M | 123.5K | 1.3% | —Held | |
| 19 | Highview Merger Corp ORD SH CL A | $1.3M | 127.0K | 1.2% | —Held | |
| 20 | Solarius Capital Acqu Corp SHS CL A | $1.3M | 125.0K | 1.2% | —Held | |
| 21 | Colombier Acquisition Corp I ORD SHS CL A | $1.3M | 125.0K | 1.2% | ▲New New position | |
| 22 | Oxley Bridge Acq Ltd USD CL A ORD SHS | $1.3M | 124.3K | 1.2% | —Held | |
| 23 | Gores Holdings XI Inc UNIT 06/24/2031 | $1.3M | 125.0K | 1.2% | ▲New New position | |
| 24 | Otg Acquisition Corp. I ORD CL A | $1.3M | 125.0K | 1.2% | —Held | |
| 25 | Silicon Vy Acquisition Corp CL A | $1.3M | 125.0K | 1.2% | ▲New New position | |
| 26 | Alussa Energy Acquisit Corp ORD SHS CL A | $1.3M | 125.0K | 1.2% | —Held | |
| 27 | Ampercap Acquisition Co UNIT 05/22/2031 | $1.3M | 125.0K | 1.2% | ▲New New position | |
| 28 | Launchpad Cadenza Acqu Corp USD CL A ORD SHS | $1.3M | 125.0K | 1.2% | ▲New New position | |
| 29 | Bluerock Acquisition Corp USD CL A ORD SHS | $1.2M | 125.0K | 1.2% | —Held | |
| 30 | Kpet Ultra Paceline Corp UNIT 99/99/9999 | $1.2M | 121.3K | 1.2% | —Held | |
| 31 | Aldabra 4 Lqdty Opp Veh Inc CL A ORD SHS | $1.2M | 118.2K | 1.1% | ▲New New position | |
| 32 | Galata Acquisition Corp II ORD SHS CL A | $1.1M | 106.3K | 1.0% | —Held | |
| 33 | Berto Acquisition Corp ORD SHS | $1.0M | 98.9K | 1.0% | —Held | |
| 34 | Gesher Acquisition Corp. II USD CL A ORD SHS | $1.0M | 98.8K | 1.0% | —Held | |
| 35 | Titan Acquisition Corp CL A | $1.0M | 98.8K | 1.0% | —Held | |
| 36 | Sizzle Acquisition Corp. II USD CL A ORD SHS | $1.0M | 99.0K | 1.0% | —Held | |
| 37 | Jena Acquisition Corp II USD CL A ORD SHS | $1.0M | 98.9K | 1.0% | —Held | |
| 38 | Republic Digital Acquisition USD CL A ORD SHS | $1.0M | 98.8K | 1.0% | —Held | |
| 39 | Wen Acquisition Corp COM CL A | $1.0M | 98.9K | 1.0% | —Held | |
| 40 | Irenic Acquisition Corp UNIT 04/10/2031 | $1.0M | 100.0K | 1.0% | ▲New New position | |
| 41 | Kensington Cap Acquisition UNIT 99/99/9999 | $1.0M | 100.0K | 1.0% | ▲New New position | |
| 42 | Daedalus SPL Acquisition Cor USD CL A ORD SHS | $1.0M | 100.0K | 1.0% | —Held | |
| 43 | Acp Holdings Acquisition Cor UNIT 03/30/2031 | $1.0M | 100.0K | 1.0% | ▲New New position | |
| 44 | Eqv Ventures Ac Corp. II ORD SHS CL A | $1.0M | 98.9K | 1.0% | —Held | |
| 45 | Snow Rothschild Acquisition UNIT 05/22/2031 | $1.0M | 100.0K | 1.0% | ▲New New position | |
| 46 | Activate Energy Acquisit Cor CL A ORD SHS | $1.0M | 100.0K | 1.0% | —Held | |
| 47 | Cartesian Growth Corp IV UNIT 06/08/2031 | $1.0M | 100.0K | 1.0% | ▲New New position | |
| 48 | Energy Transition SPL Opport UNIT 99/99/9999 | $1.0M | 100.0K | 1.0% | ▲New New position | |
| 49 | Krakacquisition Corporation CL A ORD SHS | $1.0M | 100.0K | 1.0% | ▲New New position | |
| 50 | Patriot Acquisition Corp UNIT 05/11/2031 | $999K | 100.0K | 1.0% | ▲New New position |
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Use Arkolith to show GRITSTONE ASSET MANAGEMENT LLC's latest holdings, largest changes, and filing provenance.
As-of date vs the date the SEC received each filing
Holdings from SEC EDGAR 13F-HR filings, updated quarterly, filed up to 45 days after quarter-end. Public domain. The book and weighting are long equity only; disclosed put/call options are listed separately and excluded from those totals. Price-derived performance is withheld until the price-source policy and freshness gate are green.