RENAISSANCE TECHNOLOGIES LLC AQB — AQUABOUNTY TECHNOLOGIES INC

Ownership history in RENAISSANCE TECHNOLOGIES LLC  ·  29 quarters on record

AI Ownership Summary

RENAISSANCE TECHNOLOGIES LLC reported AQUABOUNTY TECHNOLOGIES INC (AQB) in 29 quarterly 13F filings from 2023 Q4 through 2026 Q1. The latest visible filing shows AQB 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. Older history is available after unlock; the visible window still shows the most recent pattern.

What this AQB ownership page tells you

This page is designed to answer the real investor question behind a 13F filing: how meaningful was RENAISSANCE TECHNOLOGIES LLC's position in AQUABOUNTY TECHNOLOGIES INC, 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

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

High-water mark
Peak Conviction
0.0% in 2025 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.

AQB stock page RENAISSANCE TECHNOLOGIES LLC fund profile RENAISSANCE TECHNOLOGIES LLC full holdings
How RENAISSANCE TECHNOLOGIES LLC held AQB — position size vs. price
% of Fund (quarterly)    AQB price (quarter-end, indexed to 100)    SPY (indexed to 100)    QQQ (indexed to 100)
📋 Quarterly Holdings History 10 quarters  ▾
Quarter Action Sold % After 3M Timing Shares Change Chg % % of Fund Mkt Value Filed Price (Filed)
2026 Q1 REDUCED — — — 114,247 -7,338 -6.0% 0.00% $99K 2026-05-14 $0.91
2025 Q4 ADDED — — — 121,585 +92,065 +311.9% 0.00% $113K 2026-02-12 $0.89
2025 Q3 ADDED — — — 29,520 +9,200 +45.3% 0.00% $66K 2025-11-14 (Est.) $1.07
2025 Q2 REDUCED 41.5% +160.8% ❌ 20,320 -14,400 -41.5% 0.00% $15K 2025-08-13 $0.77
2025 Q1 REDUCED 8.0% +7.2% ❌ 34,720 -3,000 -8.0% 0.00% $24K 2025-05-14 $0.79
2024 Q4 ADDED — — — 37,720 +900 +2.4% 0.00% $24K 2025-02-13 $0.75
2024 Q3 ADDED — — — 36,820 +3,000 +8.9% 0.00% $45K 2024-11-13 $1.02
2024 Q2 ADDED — — — 33,820 +900 +2.7% 0.00% $54K 2024-08-09 $1.42
2024 Q1 REDUCED — — — 32,920 -500 -1.5% 0.00% $66K 2024-05-13 $1.85
2023 Q4 REDUCED 94.8% -29.1% ✅ 33,420 -610,080 -94.8% 0.00% $95K 2024-02-13 $2.50
19 older quarters hidden  —  Sign in free or upgrade to Premium to see full history

🏢 Other funds also holding AQB

As of 2026 Q1 — sorted by position size

EPIQ PARTNERS, LLC 3Y 0.04% Tower Research Capital LLC (TRC) 3Y 7Y 0.0% TWO SIGMA ADVISERS, LP 3Y 7Y 0.0% TWO SIGMA INVESTMENTS, LP 3Y 7Y 0.0% NFSG Corp 3Y 0.0% CITADEL ADVISORS LLC 3Y 7Y 0.0% HighMark Wealth Management LLC 3Y 0.0% Atlantic Edge Private Wealth Management, LLC 0.0% GEODE CAPITAL MANAGEMENT, LLC 3Y 7Y 0.0% Arax Advisory Partners 3Y 7Y 0.0%

FAQ About RENAISSANCE TECHNOLOGIES LLC and AQB

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

How long has RENAISSANCE TECHNOLOGIES LLC reported owning AQB?

RENAISSANCE TECHNOLOGIES LLC reported AQB across 10 quarterly 13F filings, from 2023 Q4 through 2026 Q1.

What was the largest reported AQB position in RENAISSANCE TECHNOLOGIES LLC's portfolio?

The largest reported portfolio weight for AQB was 0.00% in 2025 Q4.

What is the latest reported AQB position on this page?

The most recent filing on this page is 2026 Q1, when RENAISSANCE TECHNOLOGIES LLC reported 114,247 shares, equal to 0.00% of portfolio, with an estimated market value of $99K.

What does the chart on this AQB ownership page compare?

The chart compares RENAISSANCE TECHNOLOGIES LLC's quarterly AQB 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 RENAISSANCE TECHNOLOGIES LLC time their AQB position?

Based on 13F filing dates vs. subsequent AQB price moves, RENAISSANCE TECHNOLOGIES LLC correctly timed 14 out of 21 reported position changes (67%). The annualised alpha on AQB relative to SPY over the holding period was -49.5%.

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