FORM 4
Check this box if no longer
subject to Section 16. Form 4 or
Form 5 obligations may continue.
See Instruction 1(b).
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN 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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1. Name and Address of Reporting Person *

MarkASullivan

96 South George Street
Suite 500

York, PA 17401
2. Issuer Name and Ticker or Trading Symbol

P. H. Glatfelter Company(GLT)
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
Director
10% Owner
X Officer (give title below)
Other (specify below)
Vice Presiden Global Supply Ch
3. Date of Earliest Transaction
(Month/Day/Year)

03/05/2008
4. If Amendment, Date 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 Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)2. Transaction Date
(Month/Day/Year)
2A. Deemed
Execution Date,
if any
(Month/Day/Year)
3. Transaction
Code
(Instr. 8)
4. Securities Acquired (A)
or Disposed of (D)
(Instr. 3, 4 and 5)
5. Amount of
Securities
Beneficially Owned
Following Reported
Transaction(s)
(Instr. 3 and 4)
6. Ownership
Form:
Direct (D)
or Indirect (I)
(Instr. 4)
7. Nature of Indirect Beneficial Ownership
(Instr. 4)
CodeVAmount(A)
or
(D)
Price
Common Stock, Par Value $.01 874I401(k)
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly. SEC 1474 (9-02)
* If the form is filed by more than one reporting person, see Instruction 4(b)(v)
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 control number.

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g. puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security
(Instr. 3)
2. Conversion
or Exercise
Price of Derivative
Security
3. Transaction
Date
(Month/
Day/
Year)
3A. Deemed
Execution
Date,
if any
(Month/
Day/
Year)
4. Transaction
Code
(Instr. 8)
5. Number of
Derivative
Securities
Acquired (A)
or Disposed of (D)
(Instr. 3, 4 and 5)
6. Date Exercisable
and Expiration Date
(Month/Day/Year)
7. Title and Amount of
Underlying Securities
(Instr. 3 and 4)
8. Price of
Derivative
Security
(Instr. 5)
9. Number of
Derivative Securities
Beneficially Owned
Following Reported
Transaction(s)
(Instr. 4)
10. Ownership
Form of
Derivative
Security:
Direct (D)
or Indirect (I)
(Instr. 4)
11. Nature of Indirect
Beneficial Ownership
(Instr. 4)
CodeV(A)(D)Date
Exercisable
Expiration
Date
TitleAmount
or
Number
of
Shares
Restricted$0.00 12/31/200812/31/2008Common Stock, Par Value $.014,6004,600D
Restricted$0.00 12/31/200912/31/2009Common Stock, Par Value $.015,1005,100D
Restricted$0.00 12/31/201012/31/2010Common Stock, Par Value $.014,7004,700D
Restricted$0.0003/05/2008A 2,020(1)(1)Common Stock, Par Value $.012,020$0.005,595D
SOSARS$14.78 12/19/201012/19/2017Common Stock, Par Value $.0113,40013,400D
SOSARS$15.94 03/07/201003/07/2017Common Stock, Par Value $.0111,60011,600D
SOSARS$13.4403/05/2008A 14,36003/05/201103/05/2018Common Stock, Par Value $.0114,360$13.4414,360D
SEC 1474 (9-02)
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 control number.

Explanation of Responses:
See attached footnote page.

** 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.
s/ Suzanne DeMars03/06/2008
**Signature of Reporting Person Date