Assenagon Asset Management S.A. ARAY — ACCURAY INC

Ownership history in Assenagon Asset Management S.A.  ·  27 quarters on record

AI Ownership Summary

Assenagon Asset Management S.A. reported ACCURAY INC (ARAY) in 27 quarterly 13F filings from 2024 Q2 through 2026 Q1. The latest visible filing shows ARAY 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 ARAY ownership page tells you

This page is designed to answer the real investor question behind a 13F filing: how meaningful was Assenagon Asset Management S.A.'s position in ACCURAY 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

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

High-water mark
Peak Conviction
0.0% in 2025 Q3

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

Time in book
Holding Window
2024 Q2 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.

ARAY stock page Assenagon Asset Management S.A. fund profile Assenagon Asset Management S.A. full holdings
How Assenagon Asset Management S.A. held ARAY — position size vs. price
% of Fund (quarterly)    ARAY price (quarter-end, indexed to 100)    SPY (indexed to 100)    QQQ (indexed to 100)
📋 Quarterly Holdings History 8 quarters  ▾
Quarter Action Sold % After 3M Timing Shares Change Chg % % of Fund Mkt Value Filed Price (Filed)
2026 Q1 REDUCED — — — 204,015 -1,213 -0.6% 0.00% $79K 2026-04-20 $0.46
2025 Q4 REDUCED 58.4% -52.4% ✅ 205,228 -288,499 -58.4% 0.00% $169K 2026-01-09 $0.88
2025 Q3 ADDED — — — 493,727 +328,728 +199.2% 0.00% $825K 2025-10-07 $1.57
2025 Q2 UNCHANGED — — — 164,999 — 0% 0.00% $226K 2025-07-11 $1.36
2025 Q1 REDUCED 22.3% -23.5% ✅ 164,999 -47,331 -22.3% 0.00% $295K 2025-04-15 $1.50
2024 Q4 ADDED — — — 212,330 +47,331 +28.7% 0.00% $420K 2025-01-14 $2.20
2024 Q3 ADDED — — — 164,999 +92,357 +127.1% 0.00% $297K 2024-10-23 $1.75
2024 Q2 REDUCED 88.8% -1.1% ✅ 72,642 -576,198 -88.8% 0.00% $132K 2024-07-18 $1.80
19 older quarters hidden  —  Sign in free or upgrade to Premium to see full history

🏢 Other funds also holding ARAY

As of 2026 Q1 — sorted by position size

WEBER CAPITAL MANAGEMENT LLC /ADV 1.96% DAFNA Capital Management LLC 3Y 7Y 0.15% Silverberg Bernstein Capital Management LLC 0.14% SILVERBACK ASSET MANAGEMENT LLC 3Y 7Y 0.09% Williams & Novak, LLC 0.05% HEARTLAND ADVISORS INC 3Y 7Y 0.04% ARMISTICE CAPITAL, LLC 3Y 7Y 0.04% Parkman Healthcare Partners LLC 3Y 0.04% TCW GROUP INC 3Y 7Y 0.03% PERKINS CAPITAL MANAGEMENT INC 3Y 7Y 0.02%

FAQ About Assenagon Asset Management S.A. and ARAY

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

How long has Assenagon Asset Management S.A. reported owning ARAY?

Assenagon Asset Management S.A. reported ARAY across 8 quarterly 13F filings, from 2024 Q2 through 2026 Q1.

What was the largest reported ARAY position in Assenagon Asset Management S.A.'s portfolio?

The largest reported portfolio weight for ARAY was 0.00% in 2025 Q3.

What is the latest reported ARAY position on this page?

The most recent filing on this page is 2026 Q1, when Assenagon Asset Management S.A. reported 204,015 shares, equal to 0.00% of portfolio, with an estimated market value of $79K.

What does the chart on this ARAY ownership page compare?

The chart compares Assenagon Asset Management S.A.'s quarterly ARAY 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 Assenagon Asset Management S.A. time their ARAY position?

Based on 13F filing dates vs. subsequent ARAY price moves, Assenagon Asset Management S.A. correctly timed 11 out of 23 reported position changes (48%). The annualised alpha on ARAY relative to SPY over the holding period was -29.1%.

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