AMETEK Consolidates Retirement Plans: What It Means for Employees and Investors

Rhea-AI Filing Summary

AMETEK has filed Form 15-12G to terminate registration and suspend reporting obligations for the Superior Tube Company Union 401(k) Plan. The key points of this filing include:

• Effective December 31, 2024, the Superior Tube Company Union 401(k) Plan was merged into the AMETEK Retirement and Savings Plan
• As a result of the merger, the previously registered plan interests in the Superior Tube Plan no longer exist
• The filing relies on Rule 12h-3(b)(1)(i) to suspend reporting duties under Section 15(d) of the Securities Exchange Act of 1934
• There are no holders of record as of the certification date

The Form 15 was signed by Thomas M. Montgomery, Member of the Savings and Investment Committee, on June 23, 2025. This administrative filing reflects AMETEK's consolidation of retirement plans and the associated regulatory compliance updates.

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C.20549

_________________________

FORM 15

_________________________

CERTIFICATION AND NOTICE OF TERMINATION OF REGISTRATION UNDER SECTION 12(g) OF THE SECURITIES EXCHANGE ACT OF 1934 OR SUSPENSION OF DUTY TO FILE REPORTS UNDER SECTIONS 13 AND 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934.

Commission File Number 1-12981

_________________________

Superior Tube Company, Inc. Union 401(k) Plan

(Exact name of registrant as specified in its charter)

AMETEK, Inc.

1100 Cassatt Road

Berwyn, Pennsylvania, 19312-1177

(610) 647-2121

(Address, including zip code, and telephone number, including area code, of registrant’s principal executive offices)

Plan Interests in the Superior Tube Company, Inc. Union 401(k) Plan

(Title of each class of securities covered by this Form)

AMETEK, Inc. common stock, par value $0.01 per share*

(Titles of all other classes of securities for which a duty to file reports under section 13(a) or 15(d) remains)

_________________________

Please place an X in the box(es) to designate the appropriate rule provision(s) relied upon to terminate or suspend the duty to file reports:

Rule 12g-4(a)(1)			☐
Rule 12g-4(a)(2)			☐
Rule 12h-3(b)(1)(i)			☒
Rule 12h-3(b)(1)(ii)			☐
Rule 15d-6			☐
Rule 15d-22(b)			☐

Approximate number of holders of record as of the certification or notice date: None*

•Effective December 31, 2024, AMETEK, Inc. merged the Superior Tube Company Inc. Union 401(k) Plan (the “Superior Tube Plan”) with and into the AMETEK Retirement and Savings Plan (the “Plan Merger”). As a result of the Plan Merger, interest in the Superior Tube Plan, which previously constituted securities registered under the Securities Act of 1933, as amended, no longer exist. Pursuant to Rule 12h-3(b)(1)(i), this Form 15 is being filed to reflect the suspension of the Superior Tube Plan’s duties to file reports under Section 15(d) of the Securities Exchange Act of 1934, as amended.

Pursuant to the requirements of the Securities Exchange Act of 1934, The AMETEK Retirement and Savings Plan has caused this certification/notice to be signed on its behalf by the undersigned duly authorized person.

						The AMETEK Retirement and Savings Plan
						(Name of Plan)
Date: June 23, 2025			By:			/s/ THOMAS M. MONTGOMERY
						Thomas M. Montgomery
						Member, Savings and Investment Committee

FAQ

Why did AME file Form 15-12G in June 2025?

AME filed Form 15-12G to terminate registration and suspend filing requirements for the Superior Tube Company, Inc. Union 401(k) Plan. This was due to the merger of the Superior Tube Plan into the AMETEK Retirement and Savings Plan, effective December 31, 2024, after which the Superior Tube Plan securities no longer existed.

When did AME merge the Superior Tube Company 401(k) Plan with AMETEK Retirement and Savings Plan?

The merger of the Superior Tube Company Inc. Union 401(k) Plan into the AMETEK Retirement and Savings Plan became effective on December 31, 2024.

How many holders of record remained in AME's Superior Tube Plan at the time of termination?

According to the Form 15-12G filing, there were no holders of record remaining at the time of certification, as the plan had been merged into the AMETEK Retirement and Savings Plan.

Which SEC rule did AME rely on to suspend reporting requirements for the Superior Tube Plan?

AME relied on Rule 12h-3(b)(1)(i) of the Securities Exchange Act of 1934 to suspend the Superior Tube Plan's duties to file reports under Section 15(d).