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Century Therapeutics, Inc.·4

Mar 10, 7:53 PM ET

Pfeiffenberger Brent 4

Research Summary

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Century Therapeutics (IPSC) CEO Brent Pfeiffenberger Withholds 463 Shares

What Happened
Brent Pfeiffenberger, President & CEO and a director of Century Therapeutics (IPSC), had 463 shares withheld by the company to satisfy tax withholding obligations related to the vesting of restricted stock units. The withholding was recorded at $2.56 per share for a total value of $1,185.

Key Details

  • Transaction date: 2026-03-06; Form 4 filed: 2026-03-10 (Accession: 0002001162-26-000004).
  • Withheld/Disposed: 463 shares at $2.56 per share; total reported value $1,185.
  • Shares owned after transaction: not disclosed in the provided filing.
  • Footnote: F1 — shares were withheld by the issuer to satisfy tax withholding on RSU vesting.
  • Type: Tax withholding on vested awards (code F); not an open-market sale or purchase.

Context
This is a routine, administrative transaction (cashless/withholding to cover taxes) that does not reflect an open-market sale or new purchase decision by the insider. Such withholdings are common when restricted stock units vest and generally do not signal a change in insider sentiment.