SEC Form 4
Washington, D.C. 20549


Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940
OMB Number: 3235-0287
Estimated average burden
hours per response: 0.5
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
1. Name and Address of Reporting Person*

(Last) (First) (Middle)

TULSA OK 74135

(City) (State) (Zip)
2. Issuer Name and Ticker or Trading Symbol
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
Director 10% Owner
X Officer (give title below) Other (specify below)
VP and CAO
3. Date of Earliest Transaction (Month/Day/Year)
4. 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 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)
Code V Amount (A) or (D) Price
Common Stock 11/04/2011 M 10,000 A $0.97 17,757 D
Common Stock 11/04/2011 S 10,000 D $63.16(4) 7,757 D
Common Stock 970 I By Deferred Compensation Plan
Common Stock 160(1) I By 401(k) Plan
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 Securities Underlying Derivative Security (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: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares
Employee Stock Option (right to buy) $0.97 11/04/2011 M 10,000 (2) 10/12/2018 Common Stock 20,000 $0 10,000 D
Employee Stock Option (right to buy) $24.38 01/31/2011 01/30/2018 Common Stock 3,858 3,858 D
Employee Stock Option (right to buy) $4.44 (3) 05/13/2019 Common Stock 25,000 25,000 D
Explanation of Responses:
1. The amount of securities owned as of 11/04/11 is comprised of 296.6251 units of the Company's 401(k) Plan Stock Fund. As of 11/04/11 each unit consisted of 0.54 shares of Common Stock and $0.60 in cash.
2. Exercisable in 3 installments on 10/31/09, 10/31/10 and 10/31/11.
3. Exercisable in 3 installments of 20%, 20% and 60% on 5/13/10, 5/13/11 and 5/13/12, respectively.
4. This transaction was executed in multiple trades at prices ranging from $62.79 to $63.55. The price reported above represents the weighted average sales price. The Reporting Person hereby undertakes to provide upon request to the SEC Staff, DTG or a shareholder of DTG full information regarding the numbers of shares and prices at which the transaction was effected.
Kimberly D. Paul 11/07/2011
** 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 4 (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.