Ownership Submission
FORM 3
 UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940
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(Print or Type Responses)
1. Name and Address of Reporting Person *
  LAIN TIMOTHY
 2. Date of Event Requiring Statement (Month/Day/Year)
06/13/2013		 3. Issuer Name and Ticker or Trading Symbol
CARPENTER TECHNOLOGY CORP [CRS]
(Last)
(First)
(Middle)
C/O CARPENTER TECHNOLOGY CORPORATION, PO BOX 14662		 4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
VP-Controller, Chf Acctg Ofcr
 5. If Amendment, Date Original Filed(Month/Day/Year)
(Street)

READING, PA 19612		 6. Individual or Joint/Group Filing(Check Applicable Line)
_X_ Form filed by One Reporting Person
___ Form filed by More than One Reporting Person
(City)
(State)
(Zip)
Table I - Non-Derivative Securities Beneficially Owned
1.Title of Security
(Instr. 4)		 2. Amount of Securities Beneficially Owned
(Instr. 4)		 3. Ownership Form: Direct (D) or Indirect (I)
(Instr. 5)		 4. Nature of Indirect Beneficial Ownership
(Instr. 5)
Common Stock 968 (1)
D
 
Common Stock 1,588.667
I
By 401(k) Plan

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly. SEC 1473 (7-02)
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Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security
(Instr. 4)		 2. Date Exercisable and Expiration Date
(Month/Day/Year)		 3. Title and Amount of Securities Underlying Derivative Security
(Instr. 4)		 4. Conversion or Exercise Price of Derivative Security 5. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 5)		 6. Nature of Indirect Beneficial Ownership
(Instr. 5)
Date Exercisable Expiration Date Title Amount or Number of Shares
Employee Stock Option (Right to Buy)   (2) 06/30/2018 Common Stock 300 $ 43.65 D  
Employee Stock Option (Right to Buy)   (3) 07/29/2019 Common Stock 300 $ 17.29 D  
Employee Stock Option (Right to Buy)   (4) 08/17/2020 Common Stock 407 $ 33.85 D  
Employee Stock Option (Right to Buy)   (5) 07/28/2021 Common Stock 225 $ 56.52 D  
Employee Stock Option (Right to Buy)   (6) 08/27/2022 Common Stock 252 $ 48.85 D  

Reporting Owners

Reporting Owner Name / Address Relationships
Director 10% Owner Officer Other
LAIN TIMOTHY
C/O CARPENTER TECHNOLOGY CORPORATION
PO BOX 14662
READING, PA 19612		       VP-Controller, Chf Acctg Ofcr  

Signatures

/s/Timothy Lain 06/21/2013
**Signature of Reporting Person Date

Explanation of Responses:

* If the form is filed by more than one reporting person, see Instruction 5(b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1) The reporting person was granted restricted stock units under the Carpenter Technology Corporation Stock-Based Compensation Plan for Officers and Key Employees.
(2) One-third of this award became exercisable on each of 06/30/09, 06/30/10 and 06/30/11.
(3) One-third of this award became exercisable on each of 07/29/10, 07/29/11 and 07/29/12
(4) One-third of this award became exercisable on each of 08/17/11 and 08/17/12; one-third will become exercisable on 08/17/13.
(5) One-third of this award became exercisable on 07/28/12; one-third will become exercisable on each of 07/28/13 and 07/28/14.
(6) One-third of this award will become exercisable on each of 08/27/13, 08/27/14 and 08/27/15.

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