Notice of Proposed Sale of Securities

INSTRUCTION: The person filing this notice should contact the issuer to obtain the IRS. Identification Number and the S.E.C. File Number.

3 (a)

(b)

SEC USE ONLY

(c)

(d)

(e)

(f)

(g)

Title of the
Class of
Securities
To Be Sold

Name and Address of Each Broker Through Whom
the Securities are to be Offered or Each Market
Maker who is Acquiring the Securities

Broker-Dealer
File Number

Number of Shares
or Other Units
To Be Sold

(See instr. 3©)

Aggregate
Market
Value

(See instr. 3(d))

Number of Shares
or Other Units
Outstanding

(See Instr. 3(e))

Approximate
Date of Sale

(See instr. 3(f))
(MO. DAY YR)

Name of Each
Securities
Exchange

(See instr. 3(g))

Common

San Antonio, TX 78232

5,000

178,900

24,502,971

08/21/07

Nasdaq

INSTRUCTIONS:
1. (a) Name of issuer
(b) Issuer's I.R.S. Identification Number
(c) Issuer's S.E.C. file number, if any
(d) Issuer's address, including zip code
(e) Issuer's telephone number, including area code

2. (a) Name of person for whose account the securities are to be sold
(b) Such person's Social Security or I.R.S. identification number
(c) Such person's relationship to the issuer (e.g., officer, director, 10%
stockholder, or member of immediate family of any of the foregoing)
(d) Such person's address, including zip code

TABLE I - SECURITIES TO BE SOLD
Furnish the following information with respect to the acquisition of the securities to be sold
and with respect to the payment of all or any part of the purchase price or other consideration therefor:

Title of
the Class

Date You
Acquired

Nature of Acquisition Transaction

Name of Person from Whom Acquired
(if gift, also give date donor acquired)

Amount of
Securities Acquired

Date of
Payment

Nature of Payment

Common

Date of Sale

Options Exercised

S&T Bancorp, Inc.

5,000

Date of Sale

Check

INSTRUCTIONS:

If the securities were purchased and full payment therefor was not made in cash at the
time of purchase, explain in the table or in a note thereto the nature of the consideration
given. If the consideration consisted of any note or other obligation, or if payment was
made in installments describe the arrangement and state when the note or other obligation
was discharged in full or the last installment paid

TABLE II - SECURITIES SOLD DURING THE PAST 3 MONTHS
Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

Name and Address of Seller

Title of Securities Sold

Date of Sale

Amount of
Securities Sold

Gross Proceeds

INSTRUCTIONS:
See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as
in the person for whose account the securities are to be sold but also as to all other persons included
in that definition. In addition, information shall be given as to sales by all persons whose sales are
required by paragraph (c) of Rule 144 to be aggregated with sales for the account of the person filing
this notice.

ATTENTION:
The person for whose account the securities to which this notice relates are to be
sold hereby represents by signing this notice that he does not know any material
adverse information in regard to the current and prospective operations of the
Issuer of the securities to be sold which has not been publicly disclosed.

08/21/07

for Thomas A. Brice

DATE OF NOTICE

(SIGNATURE)

The notice shall be signed by the person for whose account the securities are to be sold. At least one copy of the notice shall be manually signed.
Any copies not manually signed shall bear typed or printed signatures.

ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001).