Gagnon Advisors, LLC holds a focused book of 23 stocks worth $157.3M as of Q2 2026 (disclosed Aug 5, 2026, a ~36-day 13F lag). This quarter they opened Navigator Hldgs Ltd. Their largest long position is Caredx Inc at 10% of the equity book.
Top-heavy: focused book
Share of the disclosed book in its largest positions. A higher top-5 share means a more concentrated, higher-conviction portfolio.
96% 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 Gagnon Advisors, LLC
| Manager / fund | Shared names | Their $ in those |
|---|---|---|
| MORGAN STANLEY | 25 / 23 | $2.9B |
| UBS Group AG | 25 / 23 | $1.7B |
| OSAIC HOLDINGS, INC. | 25 / 23 | $337.2M |
| BlackRock, Inc. | 24 / 23 | $13.1B |
| JPMORGAN CHASE & CO | 24 / 23 | $2.5B |
| GOLDMAN SACHS GROUP INC | 24 / 23 | $2.0B |
| ROYAL BANK OF CANADA | 24 / 23 | $835.3M |
| WELLS FARGO & COMPANY/MN | 24 / 23 | $578.1M |
Ranked by how many of Gagnon Advisors, LLC's top 23 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 | Caredx Inc COM | $15.6M | 546.9K | 9.9% | ▲+2.6% Added · +14K sh | |
| 2 | Ameresco Inc CLA | $13.0M | 472.8K | 8.3% | —Held | |
| 3 | Enterprise Prods Partners L P COM | $12.5M | 339.9K | 7.9% | —Held | |
| 4 | Genedx Holdings Corp COM CL A | $12.2M | 177.9K | 7.8% | ▲+20% Added · +30K sh | |
| 5 | Equinix Inc COM | $11.2M | 10.7K | 7.1% | —Held | |
| 6 | Hinge Health Inc CL A | $9.4M | 113.3K | 6.0% | ▲+40% Added · +33K sh | |
| 7 | Pacira Biosciences Inc COM NEW | $8.9M | 352.6K | 5.7% | —Held | |
| 8 | Freshworks Inc CLASS A COM | $7.9M | 776.2K | 5.0% | —Held | |
| 9 | Biolife Solutions Inc COM NEW | $7.7M | 274.2K | 4.9% | —Held | |
| 10 | Five9 Inc COM | $7.2M | 336.3K | 4.6% | —Held | |
| 11 | Profound Med Corp COM NEW | $6.4M | 962.2K | 4.1% | —Held | |
| 12 | Navigator Hldgs Ltd SHS | $6.1M | 328.5K | 3.9% | ▲New New position | |
| 13 | Treace Med Concepts Inc COM | $6.1M | 1.53M | 3.9% | ▲New New position | |
| 14 | OraSure Technologies Inc COM | $5.4M | 1.21M | 3.4% | —Held | |
| 15 | Amplitude Inc COM CL A | $4.9M | 635.0K | 3.1% | —Held | |
| 16 | Doubleverify Hldgs Inc COM | $4.7M | 438.0K | 3.0% | —Held | |
| 17 | Quidelortho Corp COM | $4.2M | 241.1K | 2.7% | ▲New New position | |
| 18 | Vertex Inc CL A | $4.2M | 361.6K | 2.6% | ▲+22% Added · +65K sh | |
| 19 | Blackline Inc COM | $3.7M | 130.1K | 2.3% | —Held | |
| 20 | MarineMax Inc COM | $3.6M | 97.2K | 2.3% | —Held | |
| 21 | Kaltura Inc COM | $1.8M | 1.41M | 1.2% | —Held | |
| 22 | Cnfinance Hldgs Ltd SPON ADS | $299K | 108.0K | 0.2% | ▲+34% Added · +28K sh | |
| 23 | Beyond Meat Inc COM | $292K | 388.9K | 0.2% | ▲New New position |
The public view is the crawlable proof. The same sourced dataset is available through REST and MCP for agents, research scripts, and back-office tools.
This fund page is the Follow view. The Build view lets your agent pull holdings, quarter changes, overlap, and source filings through API or MCP.
curl -H "Authorization: Bearer YOUR_API_KEY" \ "https://arkolith.com/api/v1/funds/1599466/holdings"
Use Arkolith to show Gagnon Advisors, 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.