AlphaQuest LLC QTRX — QUANTERIX CORP

Ownership history in AlphaQuest LLC  ·  7 quarters on record

AI Ownership Summary

AlphaQuest LLC reported QUANTERIX CORP (QTRX) in 7 quarterly 13F filings from 2023 Q4 through 2026 Q1. Peak portfolio weight reached 0.05% in 2023 Q4. The latest visible filing shows QTRX at 0.00% of the fund.

This page tracks quarterly shares, estimated market value, portfolio weight, filing dates, and disclosure-aligned stock prices directly from SEC EDGAR 13F filings.

What this QTRX ownership page tells you

This page is designed to answer the real investor question behind a 13F filing: how meaningful was AlphaQuest LLC's position in QUANTERIX CORP, and how did that conviction change over time? You can read the holding window, peak weight, latest reported size, disclosure timing, and quarter-by-quarter changes without piecing the story together from raw SEC rows.

Freshest filing
Latest Reported Filing
2026 Q1

QTRX was reported at 0.00% of portfolio in the most recent visible filing.

High-water mark
Peak Conviction
0.05% in 2023 Q4

Peak weight helps separate a token disclosure from a real conviction holding the fund genuinely cared about.

Time in book
Holding Window
2023 Q4 to 2026 Q1

Longer holding windows often tell a very different story from short-lived tactical trades or one-quarter experiments.

Decision context
Why It Matters
Position size beats headlines

Knowing that a fund owned a stock is useful. Knowing whether it was a 0.20% placeholder or a true high-conviction position is where the signal actually starts.

QTRX stock page AlphaQuest LLC fund profile AlphaQuest LLC full holdings
How AlphaQuest LLC held QTRX — position size vs. price
% of Fund (quarterly)    QTRX price (quarter-end, indexed to 100)    SPY (indexed to 100)    QQQ (indexed to 100)
📋 Quarterly Holdings History 7 quarters  ▾
Quarter Action Sold % After 3M Timing Shares Change Chg % % of Fund Mkt Value Filed Price (Filed)
2026 Q1 UNCHANGED — — — 336 — 0% 0.00% $2K 2026-04-30 $3.13
2025 Q4 UNCHANGED — — — 336 — 0% 0.00% $2K 2026-02-09 $6.17
2025 Q3 UNCHANGED — — — 336 — 0% 0.00% $2K 2025-11-03 $5.29
2025 Q2 UNCHANGED — — — 336 — 0% 0.00% $2K 2025-07-31 $5.94
2025 Q1 REDUCED 92.7% +2.1% ❌ 336 -4,284 -92.7% 0.00% $2K 2025-05-14 $4.28
2024 Q1 REDUCED 47.4% -46.2% ✅ 4,620 -4,165 -47.4% 0.02% $109K 2024-05-09 $17.12
2023 Q4 INITIATED — — — 8,785 — — 0.05% $240K 2024-02-09 $24.28

🏢 Other funds also holding QTRX

As of 2026 Q1 — sorted by position size

Trium Capital LLP 3Y 2.46% PEDDOCK CAPITAL ADVISORS, LLC 3Y 7Y 0.04% Post Resch Tallon Group Inc. 0.04% Versant Capital Management, Inc 3Y 7Y 0.0% Pinnacle Bancorp, Inc. 3Y 7Y 0.0% Police & Firemen's Retirement System of New Jersey 0.0% True Wealth Design, LLC 3Y 0.0% GAMMA Investing LLC 0.0% NBC SECURITIES, INC. 0.0% Sterling Capital Management LLC 3Y 7Y 0.0%

FAQ About AlphaQuest LLC and QTRX

These are the practical questions this page is built to answer before you even open the full history table.

How long has AlphaQuest LLC reported owning QTRX?

AlphaQuest LLC reported QTRX across 7 quarterly 13F filings, from 2023 Q4 through 2026 Q1.

What was the largest reported QTRX position in AlphaQuest LLC's portfolio?

The largest reported portfolio weight for QTRX was 0.05% in 2023 Q4.

What is the latest reported QTRX position on this page?

The most recent filing on this page is 2026 Q1, when AlphaQuest LLC reported 336 shares, equal to 0.00% of portfolio, with an estimated market value of $2K.

What does the chart on this QTRX ownership page compare?

The chart compares AlphaQuest LLC's quarterly QTRX portfolio weight with the stock's indexed share price, so you can see whether the fund was building, trimming, or holding the position as price moved.

How well did AlphaQuest LLC time their QTRX position?

Based on 13F filing dates vs. subsequent QTRX price moves, AlphaQuest LLC correctly timed 1 out of 3 reported position changes (33%). The annualised alpha on QTRX relative to SPY over the holding period was -53.1%.

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