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ATOSS Software AOF.DE · EUR

Information Technology · XETRA · 🇩🇪 Germany

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88.00

-1.01%

Close of 9 Nov 2026, in EUR

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Reference data, closing prices and charts across 45,000 companies, plus crypto, commodities and currencies.

Largest shareholders

As filed, so dates differ, and a group and its funds can both appear.

HolderSharesStakeChangeFiled
Obereder Family3.6m22.49%+142.3k23 Jan 2026
General Atlantic Chronos GmbH3.4m21.59%—23 Jan 2026
The Vanguard Group, Inc.307.3k1.93%+2.4k31 Jan 2026
Union Investment Privatfonds GmbH300k1.89%−20k31 Dec 2025
Montanaro Asset Management Limited237.5k1.49%—31 Jan 2026
Norges Bank Investment Management (NBIM)190.5k1.20%−85.8k31 Dec 2025
Degroof Petercam Asset Management172.7k1.09%+20031 Oct 2025
Dimensional Fund Advisors, L.P.132.2k0.83%+44831 Jan 2026
Invesco Advisers, Inc.130.3k0.82%+5.5k31 Dec 2025
Amundi Asset Management, SAS111.1k0.70%+1.8k31 Jan 2026
Société de Gestion Prévoir110.6k0.70%−10.1k31 Oct 2025
BlackRock Institutional Trust Company, N.A.110.3k0.69%+1.6k31 Jan 2026
Grandeur Peak Global Advisors, LLC100.7k0.63%−27k31 Oct 2025
Groupama Asset Management90.4k0.57%+10.8k31 Dec 2025
Columbia Wanger Asset Management, LLC81k0.51%—31 Dec 2025

Insider trades

Purchases and sales by directors and officers, as filed with the regulator

DateWhoTypeSharesPriceValue
25 Feb 2026AOB Invest GmbHin enger BeziehungPurchase810.5k81.05€65.7m
24 Feb 2026AOB Invest GmbHin enger BeziehungPurchase1.4m82.61€116.3m
13 Feb 2026Leiber, ChristofVorstandPurchase216.5k86.60€18.7m
10 Feb 2026AOB Invest GmbHin enger BeziehungPurchase2.7m90.71€245.3m
6 Feb 2026AOB Invest GmbHin enger BeziehungPurchase3.5m86.12€299.4m
2 Dec 2025AOB Invest GmbHin enger BeziehungPurchase1.5m114.90€174.0m
27 Nov 2025AOB Invest GmbHin enger BeziehungPurchase5.2m114.36€596.9m
23 Sept 2025AOB Invest GmbHin enger BeziehungPurchase6m100.00€600.0m
30 Jun 2023AOB Invest GmbHin enger BeziehungSale222.7m140.00€31.18bn
9 Feb 2022Häußermann, DirkVorstandPurchase170.8k179.80€30.7m
26 Apr 2021Häußermann, DirkVorstandPurchase300.9k177.00€53.3m

Sources and methodology

Data on this tab
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Chart on the Overview
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Nothing here is investment advice. Prices can be delayed or wrong, so check with the exchange before relying on them. Data for this page. How we cover markets.