CALC SCHEDULE 13D/A: SEC filing
CalciMedica, Inc.
Filed with the SEC on · accession 0001193125-26-361273
CALC filed a SCHEDULE 13D/A (schedule 13d/a) with the SEC on Aug 21, 2026. CalciMedica, Inc. filed an amendment to a Schedule 13D, indicating a change in a major shareholder's ownership position or intentions regarding the company. The stock moved -1.8% by the first close after the filing.
Summary of the filing
CalciMedica, Inc. filed an amendment to a Schedule 13D, indicating a change in a major shareholder's ownership position or intentions regarding the company. The filing text provided contains only the EDGAR directory listing and no substantive details of the amendment.
Key details
How CALC stock reacted
Close before
$2.92
Aug 20, 2026
First close after
-1.78%
$2.86
5 trading days
-19.41%
$2.35
Since filing
-53.36%
$1.36
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Click hereFrequently asked questions
What did CALC file with the SEC on Aug 21, 2026?
CALC filed a SCHEDULE 13D/A (SEC filing). CalciMedica, Inc. filed an amendment to a Schedule 13D, indicating a change in a major shareholder's ownership position or intentions regarding the company. The filing text provided contains only the EDGAR directory listing and no substantive details of the amendment.
How do I read a SCHEDULE 13D/A?
A report the company filed with the SEC (the US market regulator). Start with the summary, then the key amounts and names. Compare it with the company’s earlier filings.
Why are SEC filings important?
Public companies must tell the SEC about anything that can change their value — results, leadership changes, big deals, new shares, bankruptcy. Filings are the official source, often before the news. A SCHEDULE 13D/A (schedule 13d/a): A report the company filed with the SEC (the US market regulator).
How did CALC stock react to this filing?
CALC closed at $2.92 before the filing and $2.86 on Aug 21, 2026 (-1.78%). Five trading days later: $2.35 (-19.41%).
Other CALC SEC filings
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