[R-SIG-Finance] Retrieving corporate event information for listed companies

[H]

On 04/02/2021 10:02 PM, Brian G. Peterson wrote:
>
> On Fri, 2021-04-02 at 21:59 -0400, H wrote:
>>
>> I don't know how quickly this database is updated and therefore the delay but if possible i would like to use a primary source rather than a secondary source. It might be that parsing XBRL information from SEC EDGAR filings is workable - too early to tell.
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> Not all EDGAR filings need to be electronic, depending on the size of the company.  
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> CRSP is not timely.  A commercial service like Factset or similar will have everything a few seconds to a few minutes after it is announced. EDGAR is slower.
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> Regards,
>
> Brian

Noted and I am only interested in companies listed on one of the exchanges. That begs the question where Factset and similar get their information: from company press releases? Do they not need to be posted "simultaneously" to SEC EDGAR if they contain major information? What is the "legally acceptable" delay for sharing the information with EDGAR?


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