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Stocks/APLM/SEC Filings/424B3 Sep 8, 2026

APLM 424B3: Secondary offering

Apollomics Inc.

Filed with the SEC on Sep 8, 2026 · accession 0001193125-26-384280

APLM filed a 424B3 (prospectus (offering)) with the SEC on Sep 8, 2026. The final terms of an offering of shares or bonds. The stock moved -14.7% by the first close after the filing.

Summary of the filing

Apollomics Inc. filed a prospectus for the secondary offering of up to 279,775 Class A ordinary shares by selling securityholders, issued pursuant to subscription agreements dated September 2, 2025.

For details, click here →How to read a 424B3 →

Key details

Shares offered in secondary offering$280K
IssuerApollomics Inc.

How APLM stock reacted

Close before

$28.15

Sep 4, 2026

First close after

-14.74%

$24.00

5 trading days

-14.74%

$24.00

Since filing

-32.50%

$19.00

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Frequently asked questions

What did APLM file with the SEC on Sep 8, 2026?

APLM filed a 424B3 (Secondary offering). Apollomics Inc. filed a prospectus for the secondary offering of up to 279,775 Class A ordinary shares by selling securityholders, issued pursuant to subscription agreements dated September 2, 2025.

What does a secondary offering mean for APLM stock?

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

How do I read a 424B3?

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 424B3 (prospectus (offering)): The final terms of an offering of shares or bonds.

How did APLM stock react to this filing?

APLM closed at $28.15 before the filing and $24.00 on Sep 8, 2026 (-14.74%). Five trading days later: $24.00 (-14.74%).

Other APLM SEC filings

  • 6-K · SEC filingNov 6, 2026
  • SCHEDULE 13D/A · SEC filingAug 17, 2026
  • SCHEDULE 13D/A · Activist campaignAug 14, 2026
  • 6-K · Material agreementAug 12, 2026
  • 6-K · Board changeJul 21, 2026
  • 6-K · Regulatory actionJul 14, 2026
  • 6-K · Regulatory actionJun 24, 2026
  • 6-K · SEC filingApr 27, 2026
  • 20-F · SEC filingApr 24, 2026

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Source: SEC EDGAR filing 0001193125-26-384280. 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.