SEC FORM 3

SEC Form 3

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
or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person^*

Pearson James F

(Last)

(First)

(Middle)

76 SOUTH MAIN STREET

(Street)

AKRON

44308

(City)

(State)

(Zip)

2. Date of Event Requiring Statement (Month/Day/Year)
06/22/2005

3. Issuer Name and Ticker or Trading Symbol
FIRSTENERGY CORP [ FE ]

4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director	10% Owner
X	Officer (give title below)	Other (specify below)
	Treasurer

5. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

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	3,824.6484	I	By Savings Plan
Common Stock	1,200	I	By Mother (Jointly)

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: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
1. Title of Derivative Security (Instr. 4)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
Stock Options	11/22/2004	11/20/2010	Common Stock	2,000	$27.75	D
Stock Options	05/16/2005	05/16/2011	Common Stock	6,000	$29.5	D
Stock Options	03/01/2004⁽¹⁾	03/01/2013	Common Stock	6,975	$29.71	D
Stock Options	04/01/2003⁽²⁾	04/01/2012	Common Stock	2,500	$34.45	D
Stock Options	03/01/2005⁽³⁾	03/01/2014	Common Stock	8,000	$38.76	D
RSUP1	03/01/2008	03/01/2008	Common Stock	670.5⁽⁵⁾	$1⁽⁴⁾	D
RSUD2	03/01/2010	03/01/2010	Common Stock	483	$1⁽⁴⁾	D

Explanation of Responses:

1. Stock Option Grant 17, awarded on March 3, 2003 to certain individuals, vests in 25% increments. The first 25% became vested on March 1, 2004, and the next 25% vested on 3/1/2005. Currently 50% of this grant is now vested. The grant price is $29.71 and the options expire March 1, 2013.

2. Stock Option Grant 14, awarded on April 1, 2002 to certain individuals, vests in 25% increments. The first 25% became vested on April 1, 2003, the next 25% vested on 4/1/2004, the next 25% vested on April 1, 2005. Currently 75% of this grant is now vested. The grant price is $34.45 and the options expire April 1, 2012.

3. Stock Option Grant 18, awarded on March 1, 2004 to certain individuals, vests in 25% increments. The first 25% became vested on March 1, 2005, and are now exercisable. The grant price is $38.76 and the options expire March 1, 2014.

4. 1 for 1

5. The performance based restricted stock units, which were granted March 1, 2005, will earn dividends. The reported number of units reflects 75% of the total amount of units granted, and is the amount the employee is guaranteed to realize. The actual number realized could be 25% higher or 25% lower than the total amount of units granted.

	David W. Whitehead, POA	06/29/2005
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* 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).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.