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FMC SCHEDULE 13D: Activist campaign

Tessenderlo Group and its controlling persons, led by CEO Luc Tack

Filed with the SEC on · accession 0001140361-26-037699

FMC filed a SCHEDULE 13D (schedule 13d) with the SEC on Sep 25, 2026. A report the company filed with the SEC (the US market regulator). The stock moved -0.1% by the first close after the filing.

Summary of the filing

Tessenderlo Group and its controlling persons, led by CEO Luc Tack, filed a Schedule 13D disclosing beneficial ownership of 31,109,166 shares of FMC Corp, indicating a significant activist stake.

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Key details

Shares beneficially owned by Luc Tack bv and Oostiep Group nv$31.1M
Filer / activist investorTessenderlo Group
Target companyFMC Corp
Controlling personOostiep Group nv
Ceo of tessenderlo groupLuc Tack
Cfo of tessenderlo groupMiguel de Potter
Chief transformation officer of tessenderlo groupSandra Hoeylaerts
Evp and president fmc eurasiaSebastia Pons

How FMC stock reacted

Close before

$9.59

Sep 24, 2026

First close after

-0.10%

$9.58

5 trading days

-10.74%

$8.56

Since filing

-41.29%

$5.63

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Frequently asked questions

What did FMC file with the SEC on Sep 25, 2026?

FMC filed a SCHEDULE 13D (Activist campaign). Tessenderlo Group and its controlling persons, led by CEO Luc Tack, filed a Schedule 13D disclosing beneficial ownership of 31,109,166 shares of FMC Corp, indicating a significant activist stake.

What does a activist campaign mean for FMC stock?

A settlement removes uncertainty; the stock often reacts to whether the amount is bigger or smaller than investors expected.

How do I read a SCHEDULE 13D?

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 (schedule 13d): A report the company filed with the SEC (the US market regulator).

How did FMC stock react to this filing?

FMC closed at $9.59 before the filing and $9.58 on Sep 25, 2026 (-0.10%). Five trading days later: $8.56 (-10.74%).

Other FMC SEC filings

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