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Stocks/AMST/SEC Filings/424B5 Jul 17, 2026

AMST 424B5: Secondary offering

Amesite Inc.

Filed with the SEC on Jul 17, 2026 · accession 0001213900-26-079276

AMST filed a 424B5 (prospectus (offering)) with the SEC on Jul 17, 2026. Amesite Inc. filed a prospectus supplement for an at-the-market offering of up to $2,266,112 of its common stock through H.C. The stock moved +2.9% by the first close after the filing.

Summary of the filing

Amesite Inc. filed a prospectus supplement for an at-the-market offering of up to $2,266,112 of its common stock through H.C. Wainwright & Co. as sales agent.

For details, click here →How to read a 424B5 →

Key details

Maximum aggregate offering price$2.3M
Sales agent compensation rate$3
IssuerAmesite Inc.
Sales agentH.C. Wainwright & Co., LLC

How AMST stock reacted

Close before

$1.05

Jul 16, 2026

First close after

+2.86%

$1.08

5 trading days

-9.34%

$0.95

Since filing

-54.41%

$0.48

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Frequently asked questions

What did AMST file with the SEC on Jul 17, 2026?

AMST filed a 424B5 (Secondary offering). Amesite Inc. filed a prospectus supplement for an at-the-market offering of up to $2,266,112 of its common stock through H.C. Wainwright & Co. as sales agent.

What does a secondary offering mean for AMST stock?

New shares dilute existing holders and are often sold at a discount to the market price.

How do I read a 424B5?

The final terms of an offering of shares or bonds. Look at price, number of shares and the discount to the market price. Large offerings dilute existing shareholders.

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 424B5 (prospectus (offering)): The final terms of an offering of shares or bonds.

How did AMST stock react to this filing?

AMST closed at $1.05 before the filing and $1.08 on Jul 17, 2026 (+2.86%). Five trading days later: $0.95 (-9.34%).

Other AMST SEC filings

  • DEF 14A · Board changeOct 14, 2026
  • 10-K · SEC filingSep 23, 2026
  • 8-K · SEC filingSep 17, 2026
  • 8-K · SEC filingSep 11, 2026
  • 8-K · Secondary offeringJul 20, 2026
  • 8-K · SEC filingJul 13, 2026
  • DEF 14A · Board changeJun 3, 2026
  • 8-K · Contract winMay 19, 2026
  • 10-Q · SEC filingMay 18, 2026
  • NT 10-Q · Late filingMay 15, 2026

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Source: SEC EDGAR filing 0001213900-26-079276. The summary and key details are extracted by SEPT from the filing and may contain errors. Price reaction uses daily closing prices. Not financial advice.