Market Cap
$175.5M
QTRX
Quanterix Corp
$3.64 ▲ +6.74%
Prev close $3.41Market cap$175.5M
ConsensusStrong Sell
12-mo target$3.00 (-17.6%)
▼ Bearish
Analyst conviction 1/10
High Impact Filing (8/10)15 New Institutional Positions13 Institutional Exits Industrials & Manufacturing
Snapshot
The big-picture read on QTRX right now — valuation, ownership and activity at a glance.
Cap Size
Micro Cap
Analyst Consensus
Sell (0%)
Inst. Holders
50 funds
Inst. Value
$88.6M
Inst. Activity
15 buys / 13 sells
Insider Activity
$286.4K buy / $0.00 sell
Insider Net $
$286.4K
SEC Reports
5
Price chart 30d +41.1%
Daily candles (open–high–low–close) with volume. Green = up day, red = down day.
No data for this timeframe.
Vol
Recent activity
The latest filings, insider trades, analyst actions, press and options flow — newest first.
Sep 15, 2026 Insider
Miller Michael Francis surrendered for taxes 249 shares
Chief Technology Officer @ $2.72 ($677.28)
Sep 15, 2026 Insider
Miller Michael Francis acquired via exercise 81 shares
Chief Technology Officer
Sep 15, 2026 Insider
Aug 10, 2026 SEC Miller Michael Francis surrendered for taxes 25 shares
Chief Technology Officer @ $2.72 ($68.00)
Quanterix Q2 2026 revenue of $32.9M missed consensus estimates of $37.5M by 12.3%, driven by execution challenges and ma
8-K — Impact 8/10
Aug 10, 2026 earnings_calendar
QTRX Q2 2026 Earnings Scheduled — 2026-08-10
Jun 30, 2026 Inst.
First Eagle Investment Management, — DOUBLED
2,753,165 shares ($11.9M)
Jun 30, 2026 Inst.
Jun 17, 2026 SEC AMERIPRISE FINANCIAL INC — TRIM
987,424 shares ($4.3M)
QTRX saw a strong institutional accumulation cluster in 2026-Q1, with 14 net buyers adding $3.1M across active quant and
INST-CLUSTER — Impact 5/10
Analyst ratings buy % +0.0%
How Wall Street rates the stock today, and the latest firm-by-firm actions.
0% rate it Buy or better · 8 analysts
Recent analyst actions
| Date | Firm | Action | Rating | Firm rating |
|---|---|---|---|---|
| Aug 17, 2026 | Canaccord Genuity | MAINTAIN | Hold | 47% |
| Aug 11, 2026 | TD Cowen | MAINTAIN | Hold | 56% |
| May 7, 2026 | TD Cowen | MAINTAIN | Hold | 56% |
| Apr 20, 2026 | Canaccord Genuity | MAINTAIN | Hold | 47% |
Monthly consensus history
| Period | Str. Buy | Buy | Hold | Sell | Str. Sell | Buy % | Distribution |
|---|---|---|---|---|---|---|---|
| Sep 1, 2026 | 0 | 0 | 5 | 1 | 2 | 0% | |
| Aug 1, 2026 | 0 | 0 | 5 | 1 | 2 | 0% | |
| Jul 1, 2026 | 0 | 0 | 5 | 1 | 2 | 0% | |
| Jun 1, 2026 | 0 | 0 | 5 | 1 | 2 | 0% | |
| May 1, 2026 | 0 | 0 | 6 | 1 | 2 | 0% | |
| Apr 1, 2026 | 0 | 0 | 6 | 1 | 2 | 0% | |
| Mar 1, 2026 | 0 | 0 | 6 | 1 | 2 | 0% | |
| Feb 1, 2026 | 0 | 0 | 6 | 1 | 2 | 0% |
Price targets
Where 3 covering analysts think QTRX trades over the next 12 months.
$3.00 -17.6% upside Strong Sell
Current$3.64 Low$3.00 Median$3.00 High$3.00 3 analysts
$3.00$3.00
Analyst rating None as of Oct 2, 2026
Reports & filings
AI-scored summaries of recent SEC filings and press releases, with sentiment and impact.
5 SEC filing reports analyzed · 1 bullish, 1 bearish, 0 mixed, 3 neutral · avg impact 4.0/10.
BEARISH8-K8/10
Quanterix Q2 2026 revenue of $32.9M missed consensus estimates of $37.5M by 12.3%, driven by executi
Aug 10, 2026
BULLISHINST-CLUSTER5/10
QTRX saw a strong institutional accumulation cluster in 2026-Q1, with 14 net buyers adding $3.1M acr
Jun 17, 2026
NEUTRAL8-K3/10
Quanterix appointed Jason Faessler as CFO, effective June 22, 2026, replacing the prior CFO. Faessle
Jun 9, 2026
NEUTRAL8-K2/10
Quanterix appointed Anthony Catalano as Chief Operating Officer effective May 14, 2026, replacing Mi
May 26, 2026
Upcoming & catalyst events
Scheduled dates plus disclosed catalysts — earnings, dividends, enforcement, FDA and clinical-trial events. Colored dot = impact.
Aug 10, 2026
earnings_calendar
QTRX Q2 2026 Earnings Scheduled — 2026-08-10
Aug 5, 2026
earnings_calendar
QTRX Q2 2026 Earnings Scheduled — 2026-08-05
May 6, 2026
earnings_calendar
QTRX Q1 2026 Earnings Scheduled — 2026-05-06
Mar 2, 2026
earnings_calendar
QTRX Q4 2025 Earnings After Market Close — 2026-03-02
Earnings estimates
Forecast earnings per share and revenue by period — and whether estimates are rising.
| Period | EPS Est. | Range | Growth | 30d Rev | Up/Dn | Revenue | # |
|---|---|---|---|---|---|---|---|
| Current Q | $-0.43 | $-0.48–$-0.39 | 41.1% | -48.3% | 0↑ 3↓ | $0.0B | 3 |
| Next Q | $-0.37 | $-0.45–$-0.33 | 20.6% | -57.7% | 0↑ 3↓ | $0.0B | 3 |
| Current FY | $-1.23 | $-1.23–$-1.23 | — | +40.9% | 0↑ 1↓ | $0.1B | 1 |
| Next FY | $-1.36 | $-1.36–$-1.36 | -10.6% | +28.8% | 0↑ 1↓ | $0.2B | 1 |
Current-quarter EPS estimate — revision history
| When | EPS estimate | Change vs now |
|---|---|---|
| Current | $-0.430 | — |
| 7d ago | $-0.290 | -0.140 |
| 30d ago | $-0.290 | -0.140 |
| 60d ago | $-0.287 | -0.143 |
| 90d ago | $-0.287 | -0.143 |
Institutional ownership
Which big funds own QTRX (from quarterly 13F filings) and who is adding or trimming.
50 institutional holders with $88.6M total value (20,524,896 shares) as of 2026-Q2. Top holders: BlackRock,, First, VANGUARD. Net buying activity: 15 institutions added/increased vs 13 reduced.
Top holders — 2026-Q2
| Fund | Shares | Value | % Tracked | Last move |
|---|---|---|---|---|
| BlackRock, Inc. | 3,635,411 | $15.7M | 17.7% | — |
| First Eagle Investment Management, LLC | 2,753,165 | $11.9M | 13.4% | DOUBLED +111.8% |
| VANGUARD CAPITAL MANAGEMENT LLC | 1,800,644 | $7.8M | 8.8% | — |
| AQR CAPITAL MANAGEMENT LLC | 1,343,005 | $5.8M | 6.5% | ADD +28.4% |
| GEODE CAPITAL MANAGEMENT, LLC | 1,131,377 | $4.9M | 5.5% | — |
| AMERIPRISE FINANCIAL INC | 987,424 | $4.3M | 4.8% | TRIM -72.1% |
| MARSHALL WACE, LLP | 973,872 | $4.2M | 4.7% | ADD +56.5% |
| STATE STREET CORP | 932,307 | $4.0M | 4.5% | — |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 489,566 | $2.1M | 2.4% | — |
| JACOBS LEVY EQUITY MANAGEMENT, INC | 487,600 | $2.1M | 2.4% | — |
Recent position changes
| Fund | Action | Prev | Current | Change | Value |
|---|---|---|---|---|---|
| First Eagle Investment Management, LLC | DOUBLED | 1,300,087 | 2,753,165 | +111.8% | $11.9M |
| AMERIPRISE FINANCIAL INC | TRIM | 3,542,374 | 987,424 | -72.1% | $4.3M |
| MARSHALL WACE, LLP | ADD | 622,380 | 973,872 | +56.5% | $4.2M |
| MORGAN STANLEY | TRIM | 607,856 | 447,688 | -26.3% | $1.9M |
| JANE STREET GROUP, LLC | DOUBLED | 155,655 | 419,050 | +169.2% | $1.8M |
| TUDOR INVESTMENT CORP ET AL | ADD | 316,001 | 400,402 | +26.7% | $1.7M |
| UBS Group AG | TRIM | 376,982 | 281,978 | -25.2% | $1.2M |
| Nuveen, LLC | DOUBLED | 71,842 | 232,592 | +223.8% | $1.0M |
| CITADEL ADVISORS LLC | DOUBLED | 61,001 | 229,736 | +276.6% | $992.5K |
| Point72 Asset Management, L.P. | DOUBLED | 93,253 | 225,653 | +142.0% | $974.8K |
Insider activity
Buying and selling by company executives and directors (SEC Form 4).
8 insiders, 50 transactions. Net $286.4K — $286.4K bought, $0.00 sold.
| Date | Insider | Title | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Sep 15, 2026 | Miller Michael Francis | Chief Technology Officer | TAX W/H | 249 | $2.72 | $677.28 |
| Sep 15, 2026 | Miller Michael Francis | Chief Technology Officer | EXERCISE | 81 | — | — |
| Sep 15, 2026 | Miller Michael Francis | Chief Technology Officer | TAX W/H | 25 | $2.72 | $68.00 |
| Sep 15, 2026 | Miller Michael Francis | Chief Technology Officer | EXERCISE | 136 | — | — |
| Sep 15, 2026 | Miller Michael Francis | Chief Technology Officer | TAX W/H | 41 | $2.72 | $111.52 |
| Sep 15, 2026 | Miller Michael Francis | Chief Technology Officer | EXERCISE | 135 | — | — |
| Sep 15, 2026 | Miller Michael Francis | Chief Technology Officer | EXERCISE | 372 | — | — |
| Sep 15, 2026 | Miller Michael Francis | Chief Technology Officer | TAX W/H | 111 | $2.72 | $301.92 |
| Sep 15, 2026 | Miller Michael Francis | Chief Technology Officer | EXERCISE | 834 | — | — |
| Sep 15, 2026 | Gute James Edward Jr. | Chief Commercial Officer | AWARD | 260,315 | — | — |
Short interest & halts
FINRA semi-monthly short positions, Reg SHO threshold status, and recent trading halts for QTRX.
Shares short
4,976,711
Settlement Sep 15, 2026
Change vs prior
+3.3%
Semi-monthly cycle
Days to cover
4.2
At avg daily volume
Of shares outstanding
≈10.5%
Estimate — not % of float
All QTRX filing & press-release reports (5)
- 8-K reportAug 10, 2026
- INST-CLUSTER reportJun 17, 2026
- 8-K reportJun 9, 2026
- 8-K reportMay 26, 2026
- DEFA14A reportMay 8, 2026