# QUANTERIX CORP (QTRX)

> Institutional ownership reported to the SEC as of Q3 2026, from Form 13F filings. Source: https://holderbook.com/stocks/QTRX/

- Reporting holders: 3
- Reported value: $48.2K
- Held through calls: 0.0%
- Held through puts: 0.0%

A 13F reports long US equity positions only. Shorts, bonds, foreign listings and cash are not visible here, and positions are disclosed up to 45 days after the quarter ends.

## Largest holders

| Manager | Value | Shares | Share of their book | Quarters held |
|---|---|---|---|---|
| [Post Resch Tallon Group Inc.](https://holderbook.com/funds/2054476-post-resch-tallon-group-inc/) | $46.4K | 12,500 | 0.0% | 8 |
| [GAMMA Investing LLC](https://holderbook.com/funds/2010235-gamma-investing-llc/) | $1.4K | 382 | 0.0% | 12 |
| [Farther Finance Advisors, LLC](https://holderbook.com/funds/1992825-farther-finance-advisors-llc/) | $430 | 116 | 0.0% | 2 |

## Quarter by quarter

| Quarter | Holders | Reported value |
|---|---|---|
| Q3 2026 | 3 | $48.2K |
| Q2 2026 | 134 | $135.0M |
| Q1 2026 | 127 | $141.5M |
| Q4 2025 | 135 | $223.8M |
| Q3 2025 | 128 | $195.8M |
| Q2 2025 | 138 | $233.2M |
| Q1 2025 | 151 | $229.6M |
| Q4 2024 | 153 | $375.3M |
| Q3 2024 | 151 | $437.2M |
| Q2 2024 | 156 | $432.6M |
| Q1 2024 | 167 | $818.1M |
| Q4 2023 | 172 | $921.6M |