IONQ — IONQ INC

Ownership history in Cubist Systematic Strategies, LLC  ·  18 quarters on record

AI Ownership Summary

Cubist Systematic Strategies, LLC reported IONQ INC (IONQ) in 18 quarterly 13F filings from 2023 Q4 through 2025 Q3. Peak portfolio weight reached 0.18% in 2024 Q4. The latest visible filing shows IONQ at 0.03% 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 IONQ ownership page tells you

This page is designed to answer the real investor question behind a 13F filing: how meaningful was Cubist Systematic Strategies, LLC's position in IONQ 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
2025 Q3

IONQ was reported at 0.03% of portfolio in the most recent visible filing.

High-water mark
Peak Conviction
0.18% in 2024 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 2025 Q3

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.

IONQ stock page Cubist Systematic Strategies, LLC fund profile Cubist Systematic Strategies, LLC full holdings
How Cubist Systematic Strategies, LLC held IONQ — position size vs. price
% of Fund (quarterly)    IONQ price (quarter-end, indexed to 100)
📋 Quarterly Holdings History 10 quarters  ▾
Quarter Action Shares Change Chg % % of Fund Mkt Value Filed Price (Filed)
2025 Q3 ADDED 119,100 +21,400 +21.9% 0.03% $7.3M 2025-11-14 (Est.) $47.18
2025 Q2 REDUCED 97,700 -373,600 -79.3% 0.02% $4.2M 2025-08-14 $41.03
2025 Q2 REDUCED 471,300 -99,000 -17.4% 0.09% $20.3M 2025-08-14 $41.03
2025 Q1 ADDED 570,300 +459,400 +414.2% 0.08% $12.6M 2025-05-15 $32.54
2025 Q1 REDUCED 110,900 -25,700 -18.8% 0.01% $2.4M 2025-05-15 $32.54
2024 Q4 REDUCED 136,600 -543,300 -79.9% 0.04% $5.7M 2025-02-14 $37.46
2024 Q4 ADDED 679,900 +206,800 +43.7% 0.18% $28.4M 2025-02-14 $37.46
2023 Q4 ADDED 473,100 +290,110 +158.5% 0.04% $5.9M 2024-02-14 $10.93
2023 Q4 ADDED 182,990 +157,690 +623.3% 0.01% $2.3M 2024-02-14 $10.93
2023 Q4 REDUCED 25,300 -533,600 -95.5% 0.00% $313K 2024-02-14 $10.93
8 older quarters hidden  —  Sign in free or upgrade to Premium to see full history

🏢 Other funds also holding IONQ

As of 2026 Q1 — sorted by position size

HAMILTON LANE ADVISORS LLC 3Y 7Y 4.02% Bouvel Investment Partners, LLC 3Y 0.24% Benin Management CORP 3Y 7Y 0.06% ABNER HERRMAN & BROCK LLC 3Y 7Y 0.03% ADIRONDACK TRUST CO 3Y 7Y 0.02% OP Asset Management Ltd 0.01% Perigon Wealth Management, LLC 3Y 7Y 0.01% Pure Financial Advisors, LLC 3Y 7Y 0.01% IFP Advisors, Inc 3Y 7Y 0.0% GAMMA Investing LLC 0.0%

FAQ About Cubist Systematic Strategies, LLC and IONQ

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

How long has Cubist Systematic Strategies, LLC reported owning IONQ?

Cubist Systematic Strategies, LLC reported IONQ across 10 quarterly 13F filings, from 2023 Q4 through 2025 Q3.

What was the largest reported IONQ position in Cubist Systematic Strategies, LLC's portfolio?

The largest reported portfolio weight for IONQ was 0.18% in 2024 Q4.

What is the latest reported IONQ position on this page?

The most recent filing on this page is 2025 Q3, when Cubist Systematic Strategies, LLC reported 119,100 shares, equal to 0.03% of portfolio, with an estimated market value of $7.3M.

What does the chart on this IONQ ownership page compare?

The chart compares Cubist Systematic Strategies, LLC's quarterly IONQ 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.

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