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

OMB APPROVAL OMB Number: 3235-0287 Expires: January 31, 2005 Estimated average burden hours per response... 0.5

(Print or Type Responses)

1. Name and Address of Reporting Person * GENDELL JEFFREY L ET AL   2. Issuer Name and Ticker or Trading Symbol INNOSPEC INC. [IOSP] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director __X__ 10% Owner _____ Officer (give title below) _____ Other (specify below) (Last) (First) (Middle) 55 RAILROAD AVENUE 3. Date of Earliest Transaction (Month/Day/Year) 04/14/2011 (Street) GREENWICH, CT 06830 4. If Amendment, Date Original Filed(Month/Day/Year) 6. Individual or Joint/Group Filing(Check Applicable Line) ___ Form filed by One Reporting Person _X_ Form filed by More than One Reporting Person (City) (State) (Zip) 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, par value $.01 per share 04/14/2011   S   102,000 (2) D $ 32.3039 (2) 2,906,651 (3) I See Footnotes (1) (3) (4) (5) Common Stock, par value $.01 per share 04/15/2011   S   98,000 (2) D $ 32.399 (2) 2,808,651 (3) I See Footnotes (1) (3) (4) (5)

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
	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.		SEC 1474 (9-02)

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)

Code

V

(A)

(D)

Date Exercisable

Expiration Date

Title

Amount or Number of Shares

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
GENDELL JEFFREY L ET AL 55 RAILROAD AVENUE GREENWICH, CT 06830		X
TONTINE CAPITAL PARTNERS L P 55 RAILROAD AVENUE GREENWICH, CT 06830		X
TONTINE CAPITAL MANAGEMENT LLC 55 RAILROAD AVENUE GREENWICH, CT 06830		X
TONTINE CAPITAL OVERSEAS MASTER FUND II, L.P. 55 RAILROAD AVENUE GREENWICH, CT 06830		X
TONTINE ASSET ASSOCIATES, L.L.C. 55 RAILROAD AVENUE GREENWICH, CT 06830		X

Signatures

Tontine Capital Partners, L.P., By: its General Partner, Tontine Capital Management, L.L.C., By: its Managing Member, /s/ Jeffrey L. Gendell		04/18/2011
**Signature of Reporting Person		Date
Tontine Capital Management, L.L.C., By: its Managing Member, /s/ Jeffrey L. Gendell		04/18/2011
**Signature of Reporting Person		Date
Tontine Capital Overseas Master Fund II, L.P. By: its General Partner, Tontine Asset Associates, L.L.C., By: its Managing Member, /s/ Jeffrey L. Gendell		04/18/2011
**Signature of Reporting Person		Date
Tontine Asset Associates, L.L.C., By: its Managing Member, /s/ Jeffrey L. Gendell		04/18/2011
**Signature of Reporting Person		Date
/s/ Jeffrey L. Gendell		04/18/2011
**Signature of Reporting Person		Date

Explanation of Responses:

*	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).
(1)	This report is filed jointly by Tontine Capital Partners, L.P., a Delaware limited partnership ("TCP"), Tontine Capital Management, L.L.C., a Delaware limited liability company ("TCM"), Tontine Capital Overseas Master Fund II, L.P., a Cayman Islands limited partnership ("TCP 2"), Tontine Asset Associates, L.L.C., a Delaware limited liability company ("TAA") and Jeffrey L. Gendell ("Mr. Gendell"). Mr. Gendell is the managing member of: (a) TCM, the general partner of TCP; and (b) TAA, the general partner of TCP 2.
(2)	On April 14, 2011, TCP 2 sold 102,000 shares of Common Stock at a weighted average price of $32.3039 per share, at prices ranging from $32.3014 to $32.4273 per share. On April 15, 2011, TCP 2 sold 98,000 shares of Common Stock at a weighted average price of $32.3990 per share, at prices ranging from $32.3985 to $32.5500 per share. The filing parties undertake to provide to the staff of the Securities and Exchange Commission, the Issuer or any security holder of the Issuer, upon request, full information regarding the number of shares purchased or sold at each separate price within the ranges described in this footnote.
(3)	Mr. Gendell, TCM and TAA directly own 0 shares of Common Stock, TCP directly owns 1,590,133 shares of Common Stock and TCP 2 directly owns 1,218,518 shares of Common Stock.
(4)	All of the foregoing securities may be deemed to be beneficially owned by Mr. Gendell. The foregoing securities held by TCP may be deemed to be beneficially owned by TCM. The foregoing securities held by TCP 2 may be deemed to be beneficially owned by TAA.
(5)	Mr. Gendell disclaims beneficial ownership of the Issuer's securities reported herein for purposes of Section 16(a) under the Securities Exchange Act of 1934, as amended, or otherwise, except as to securities directly owned by Mr. Gendell or representing Mr. Gendell's pro rata interest in, and interest in the profits of, TCM, TCP, TCP 2 and TAA. TCM disclaims beneficial ownership of the Issuer's securities reported herein for purposes of Section 16(a) under the Securities Exchange Act of 1934, as amended, or otherwise, except as to securities directly owned by TCM or representing TCM's pro rata interest in, and interest in the profits of, TCP. TAA disclaims beneficial ownership of the Issuer's securities reported herein for purposes of Section 16(a) under the Securities Exchange Act of 1934, as amended, or otherwise, except as to securities directly owned by TAA or representing TAA's pro rata interest in, and interest in the profits of, TCP 2.

Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.

Potential persons who are to respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB number.