BlackRock, Inc. Increases Stake in ESCO Technologies Inc.

BlackRock, Inc. has filed a Schedule 13G/A amendment with the SEC, disclosing an increased ownership in ESCO Technologies Inc. As of September 30, 2025, BlackRock, Inc. beneficially owns 3,679,114 shares of ESCO Technologies Inc.'s common stock, representing 14.2% of the total outstanding shares. This marks a significant increase from previous filings, with the value of the holdings rising to $4,272,040,012.24. The filing indicates that BlackRock, Inc. has sole voting power over 3,630,118 shares and sole dispositive power over all 3,679,114 shares. The filing also notes that the interest of iShares Core S&P Small-Cap ETF in the common stock of ESCO Technologies Inc. is more than five percent of the total outstanding common stock. The amendment was signed by Spencer Fleming, Managing Director of BlackRock, Inc., on October 17, 2025.