OpenAI will start watermarking ChatGPT’s text in the EU
Published . Updated .
OpenAI will watermark ChatGPT and Codex text in the EU to comply with the AI Act. Editing can make the invisible marks harder to detect, it says.
Directly affected
- No company is named in this report.
Indirectly affected
- SUPX SUPERX AI TECHNOLOGY LTD
GA selected SUPX as a RELATED security because its canonical security name directly matches this event's themes: technology, ai. This is an explainable DERIVED market relationship, not a claim that the security was named in the source article.
- ABAT AMERICAN BATTERY TECHNOLOGY
GA selected ABAT as a RELATED security because its canonical security name directly matches this event's themes: technology. This is an explainable DERIVED market relationship, not a claim that the security was named in the source article.
- ACM AECOM TECHNOLOGY CORP
GA selected ACM as a RELATED security because its canonical security name directly matches this event's themes: technology. This is an explainable DERIVED market relationship, not a claim that the security was named in the source article.
- CHAT Roundhill Generative AI & Tech
GA selected CHAT as a RELATED security because its canonical security name directly matches this event's themes: ai. This is an explainable DERIVED market relationship, not a claim that the security was named in the source article.
- AOSL ALPHA & OMEGA SEMICONDUCTOR LT SHS
GA selected AOSL as a RELATED security because its canonical security name directly matches this event's themes: semiconductor. This is an explainable DERIVED market relationship, not a claim that the security was named in the source article.
- BBAI BIGBEAR AI HLDGS INC
GA selected BBAI as a RELATED security because its canonical security name directly matches this event's themes: ai. This is an explainable DERIVED market relationship, not a claim that the security was named in the source article.
Price reaction, T-5 to T+3
OpenAI will watermark ChatGPT and Codex text in the EU to comply with the AI Act. Editing can make the invisible marks harder to detect, it says.
Source: TechCrunch
SuperX AI Technology (SUPX) since “OpenAI will start watermarking ChatGPT’s text in the EU,” compared with the market
Since the first closing price after “OpenAI will start watermarking ChatGPT’s text in the EU,” SuperX AI Technology (SUPX) is -2.82%. The S&P 500 fund (SPY) is -1.60% over the same days, a -1.21% difference versus the market.
Who reported a SuperX AI Technology (SUPX) trade near this story
- Donald J Trump buy Aecom (ACM) ($1,001 - $15,000). That is 38 days before publication, inside 60 days. The filing is listed beside the story “OpenAI will start watermarking ChatGPT’s text in the EU.”
- Donald J Trump sell Aecom (ACM) ($1,001 - $15,000). That is 42 days before publication, inside 60 days. The filing is listed beside the story “OpenAI will start watermarking ChatGPT’s text in the EU.”
Public disclosure filings, not a recommendation. The filing link is the source document. News use of these reports still sits under 5 U.S.C. § 13107(c).
Who gains and who loses around SuperX AI Technology (SUPX)
Companies mentioned with this story
- SUPX SuperX AI Technology
In “OpenAI will start watermarking ChatGPT’s text in the EU,” SuperX AI Technology (SUPX) is linked, with no stored direction, medium confidence. Reason on file: GA selected SUPX as a RELATED security because its canonical security name directly matches this event's themes: technology, ai. This is an explainable DERIVED market relationship, not a claim that the security was named in the source article
- ABAT American Battery Technology
American Battery Technology (ABAT) is linked, with no stored direction, medium confidence in the 5 Oct 2026 story “OpenAI will start watermarking ChatGPT’s text in the EU.” Reason on file: GA selected ABAT as a RELATED security because its canonical security name directly matches this event's themes: technology. This is an explainable DERIVED market relationship, not a claim that the security was named in the source article
- ACM Aecom
Aecom (ACM) is linked, with no stored direction, medium confidence in the 5 Oct 2026 story “OpenAI will start watermarking ChatGPT’s text in the EU.” Reason on file: GA selected ACM as a RELATED security because its canonical security name directly matches this event's themes: technology. This is an explainable DERIVED market relationship, not a claim that the security was named in the source article
- CHAT Roundhill Generative AI & Tech
Roundhill Generative AI & Tech (CHAT) is linked, with no stored direction, medium confidence in the 5 Oct 2026 story “OpenAI will start watermarking ChatGPT’s text in the EU.” Reason on file: GA selected CHAT as a RELATED security because its canonical security name directly matches this event's themes: ai. This is an explainable DERIVED market relationship, not a claim that the security was named in the source article
- AOSL Alpha & Omega Semiconductor
In “OpenAI will start watermarking ChatGPT’s text in the EU,” Alpha & Omega Semiconductor (AOSL) is linked, with no stored direction, medium confidence. Reason on file: GA selected AOSL as a RELATED security because its canonical security name directly matches this event's themes: semiconductor. This is an explainable DERIVED market relationship, not a claim that the security was named in the source article
- BBAI BigBear.ai Holdings
BigBear.ai Holdings (BBAI) is linked, with no stored direction, medium confidence in the 5 Oct 2026 story “OpenAI will start watermarking ChatGPT’s text in the EU.” Reason on file: GA selected BBAI as a RELATED security because its canonical security name directly matches this event's themes: ai. This is an explainable DERIVED market relationship, not a claim that the security was named in the source article
How “OpenAI will start watermarking ChatGPT’s text in the EU” reaches SuperX AI Technology (SUPX)
SuperX AI Technology (SUPX) is the company in “OpenAI will start watermarking ChatGPT’s text in the EU,” the 5 Oct 2026 this story story.
The link for SuperX AI Technology (SUPX) is this: GA selected SUPX as a RELATED security because its canonical security name directly matches this event's themes: technology, ai. This is an explainable DERIVED market relationship, not a claim that the security was named in the source article
Also listed, American Battery Technology (ABAT): GA selected ABAT as a RELATED security because its canonical security name directly matches this event's themes: technology. This is an explainable DERIVED market relationship, not a claim that the security was named in the source article
Price levels for SuperX AI Technology (SUPX)
ABAT traded between 1.42 and 2.42 across 20 sessions. The latest close on file is 1.44. ACM traded between 56.41 and 63.73 across 20 sessions. The latest close on file is 57.99. SUPX traded between 6.15 and 7.09 across 10 sessions. The latest close on file is 6.72.
A simple score for SuperX AI Technology (SUPX)
46 out of 100
“OpenAI will start watermarking ChatGPT’s text in the EU” scores 46 out of 100. The score uses 1 sources, and 6 linked companies.