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Quanterix Corporation (QTRX)
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5.28
-0.23
(-4.17%)
At close: May 9 at 4:00:00 PM EDT
5.41
+0.13
+(2.46%)
After hours: May 9 at 4:34:25 PM EDT
Major Holders
| Breakdown | |
|---|---|
| 6.33% | % of Shares Held by All Insider |
| 92.63% | % of Shares Held by Institutions |
| 98.89% | % of Float Held by Institutions |
| 216 | Number of Institutions Holding Shares |
Top Institutional Holders
| Holder | Shares | Date Reported | % Out | Value |
|---|---|---|---|---|
| Ameriprise Financial, Inc. | 3.21M | Dec 31, 2024 | 8.27% | 16,927,300 |
| Blackrock Inc. | 3.07M | Mar 31, 2025 | 7.91% | 16,210,207 |
| Portolan Capital Management, LLC | 2.59M | Dec 31, 2024 | 6.67% | 13,663,711 |
| Alliancebernstein L.P. | 2.44M | Dec 31, 2024 | 6.29% | 12,882,170 |
| Vanguard Group Inc | 2.22M | Dec 31, 2024 | 5.72% | 11,706,948 |
| Millennium Management Llc | 2.19M | Dec 31, 2024 | 5.63% | 11,537,333 |
| Easterly Investment Partners Llc | 1.33M | Mar 31, 2025 | 3.42% | 6,999,273 |
| William Blair Investment Management, LLC | 1.06M | Dec 31, 2024 | 2.74% | 5,607,914 |
| UBS Group AG | 934.55k | Dec 31, 2024 | 2.41% | 4,934,424 |
| Kent Lake PR LLC | 900k | Dec 31, 2024 | 2.32% | 4,752,000 |
Top Mutual Fund Holders
| Holder | Shares | Date Reported | % Out | Value |
|---|---|---|---|---|
| Fidelity Rutland Square TRT II-Strategic Advisers U.S. Total Stock Fd. | 1.75M | Mar 31, 2025 | 4.50% | 9,225,934 |
| VANGUARD INDEX FUNDS-Vanguard Total Stock Market Index Fund | 1.15M | Dec 31, 2024 | 2.96% | 6,065,532 |
| iShares Trust-iShares Russell 2000 ETF | 944.56k | Mar 31, 2025 | 2.44% | 4,987,266 |
| MUTUAL FUND SERIES TRUST-Eventide Healthcare & Life Sciences Fund | 615k | Dec 31, 2024 | 1.59% | 3,247,200 |
| VANGUARD INDEX FUNDS-Vanguard Extended Market Index Fund | 566.55k | Dec 31, 2024 | 1.46% | 2,991,384 |
| Columbia Funds Series Trust I-Columbia Small Cap Value Fund I | 489.36k | Jan 31, 2025 | 1.26% | 2,583,831 |
| WILLIAM BLAIR FUNDS-William Blair Small Cap Growth Fund | 376.13k | Mar 31, 2025 | 0.97% | 1,985,966 |
| Fidelity Salem Street Trust-Fidelity Small Cap Index Fund | 361.31k | Feb 28, 2025 | 0.93% | 1,907,706 |
| NORTHERN LIGHTS FUND TRUST II-Invenomic Fund | 355.38k | Jan 31, 2025 | 0.92% | 1,876,390 |
| TIAA-CREF Funds-Nuveen Quant Small Cap Equity Fund | 319.47k | Jan 31, 2025 | 0.82% | 1,686,801 |
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