SEC Form 4 · accession 0001420435-26-000006

CARPENTER TECHNOLOGY CORP · CRS

Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗

Reporting owner

Tony R Thene

Officer — Chairman, President and CEO · Director

Period of report

Aug 25, 2026

Accepted (ET)

Aug 27, 2026 · 4:30 pm EDT

Rule 10b5-1 plan

box not checked

Issuer CIK

0000017843

Table I — non-derivative securities

Security	Date	Code	Shares	Price	A/D	Owned after	D/I	Nature of ownership
Common Stock^F2	Aug 25, 2026	S	429	$489.332	D	78,464	D
Common Stock^F3	Aug 25, 2026	S	2,251	$488.669	D	76,213	D
Common Stock^F4	Aug 25, 2026	S	2,252	$487.213	D	73,961	D
Common Stock^F5	Aug 25, 2026	S	6,126	$486.346	D	67,835	D
Common Stock^F6	Aug 25, 2026	S	7,864	$485.171	D	59,971	D
Common Stock^F7	Aug 25, 2026	S	7,053	$484.349	D	52,918	D
Common Stock^F8	Aug 25, 2026	S	5,818	$483.265	D	47,100	D
Common Stock^F9	Aug 25, 2026	S	8,372	$482.273	D	38,728	D
Common Stock^F10	Aug 25, 2026	S	4,622	$481.303	D	34,106	D
Common Stock^F11	Aug 25, 2026	S	6,320	$480.336	D	27,786	D
Common Stock^F12	Aug 25, 2026	S	720	$479.492	D	27,066	D
Common Stock^F13,F14	Aug 25, 2026	S	2,095	$488.74	D	494,992	I	In Trust
Common Stock^F15,F14	Aug 25, 2026	S	2,370	$487.852	D	492,622	I	In Trust
Common Stock^F16,F14	Aug 25, 2026	S	1,995	$486.594	D	490,627	I	In Trust
Common Stock^F17,F14	Aug 25, 2026	S	10,004	$485.707	D	480,623	I	In Trust
Common Stock^F18,F14	Aug 25, 2026	S	11,899	$484.613	D	468,724	I	In Trust
Common Stock^F19,F14	Aug 25, 2026	S	8,071	$483.605	D	460,653	I	In Trust
Common Stock^F20,F14	Aug 25, 2026	S	8,383	$482.575	D	452,270	I	In Trust
Common Stock^F21,F14	Aug 25, 2026	S	5,800	$481.611	D	446,470	I	In Trust
Common Stock^F22,F14	Aug 25, 2026	S	4,949	$480.457	D	441,521	I	In Trust
Common Stock^F23,F14	Aug 25, 2026	S	1,890	$479.888	D	439,631	I	In Trust

Table II — derivative securities

No Table II lines on this filing.

Explanation of responses

F1The transactions reported in this line were undertaken by the Reporting Person for estate planning, tax planning, and financial diversification purposes.
F10The price reported is an average of the total transactions executed for the day with individual transactions ranging from a low of $480.710 per share to a high of $481.710 per share.
F11The price reported is an average of the total transactions executed for the day with individual transactions ranging from a low of $479.710 per share to a high of $480.700 per share.
F12The price reported is an average of the total transactions executed for the day with individual transactions ranging from a low of $479.330 per share to a high of $479.590 per share.
F13The price reported is an average of the total transactions executed for the day with individual transactions ranging from a low of $488.290 per share to a high of $489.260 per share.
F14These shares are held in the Thene Revocable Living Trust dated September 17, 2010, Tony R. Thene or Holly Thene, Trustees.
F15The price reported is an average of the total transactions executed for the day with individual transactions ranging from a low of $487.240 per share to a high of $488.240 per share.
F16The price reported is an average of the total transactions executed for the day with individual transactions ranging from a low of $486.160 per share to a high of $487.160 per share.
F17The price reported is an average of the total transactions executed for the day with individual transactions ranging from a low of $485.150 per share to a high of $486.130 per share.
F18The price reported is an average of the total transactions executed for the day with individual transactions ranging from a low of $484.125 per share to a high of $485.125 per share.
F19The price reported is an average of the total transactions executed for the day with individual transactions ranging from a low of $483.115 per share to a high of $484.115 per share.
F2The price reported is an average of the total transactions executed for the day with individual transactions ranging from a low of $488.980 per share to a high of $489.980 per share.
F20The price reported is an average of the total transactions executed for the day with individual transactions ranging from a low of $482.130 per share to a high of $483.110 per share.
F21The price reported is an average of the total transactions executed for the day with individual transactions ranging from a low of $481.060 per share to a high of $482.060 per share.
F22The price reported is an average of the total transactions executed for the day with individual transactions ranging from a low of $480.045 per share to a high of $481.045 per share.
F23The price reported is an average of the total transactions executed for the day with individual transactions ranging from a low of $479.430 per share to a high of $480.020 per share.
F3The price reported is an average of the total transactions executed for the day with individual transactions ranging from a low of $487.970 per share to a high of $488.960 per share.
F4The price reported is an average of the total transactions executed for the day with individual transactions ranging from a low of $486.840 per share to a high of $487.840 per share.
F5The price reported is an average of the total transactions executed for the day with individual transactions ranging from a low of $485.880 per share to a high of $486.820 per share.
F6The price reported is an average of the total transactions executed for the day with individual transactions ranging from a low of $484.800 per share to a high of $485.800 per share.
F7The price reported is an average of the total transactions executed for the day with individual transactions ranging from a low of $483.845 per share to a high of $484.795 per share.
F8The price reported is an average of the total transactions executed for the day with individual transactions ranging from a low of $482.760 per share to a high of $483.760 per share.
F9The price reported is an average of the total transactions executed for the day with individual transactions ranging from a low of $481.740 per share to a high of $482.740 per share.