SECURITIES AND EXCHANGE COMMISSION
WASHINGTON, D.C. 20549
SCHEDULE 13G
(Rule 13d-102)
INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT
TO RULES 13d-1(b)(c), AND (d) AND AMENDMENTS THERETO FILED
PURSUANT TO RULE 13d-2(b)
(Amendment No. 3)
Mesa Air Group Inc.
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(Name of Issuer)
Common Stock, no par value
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(Title of Class of Securities)
590479101
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(CUSIP Number)
12/31/03
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(Date of Event Which Requires Filing of this Statement)
Check the appropriate box to designate the rule pursuant to which this Schedule is filed:
x Rule 13d-1(b)
o Rule 13d-1(c)
1. |
NAMES OF REPORTING PERSONS I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY)State Street Research & Management Company #13-31424135 |
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2. |
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
(b) o |
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3. |
SEC USE ONLY |
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CITIZENSHIP OR PLACE OF ORGANIZATION Delaware corporation |
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NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH |
5. |
SOLE VOTING POWER
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6. |
SHARED VOTING POWER
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7. |
SOLE DISPOSITIVE POWER2,347,600 |
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8. |
SHARED DISPOSITIVE POWER
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9. |
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
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10. |
CHECK BOX IF AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES o |
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11. |
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12. |
TYPE OF REPORTING PERSON IA |
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Item 1(a). |
Name of Issuer: Mesa Air Group Inc. |
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Item 1(b). |
Address of Issuers Principal Executive Offices: 410 North 44th Street Suite 700Phoenix, Az 85008 |
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Item 2(a). |
Name of Person Filing: State Street Research & Management Company |
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Item 2(b). |
Address of Principal Business Office, or if None, Residence: One Financial Center, 31st Floor Boston, MA 02111-2690 |
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Item 2(c). |
Citizenship Delaware corporation |
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Item 2(d). |
Title of Class of Securities Common Stock |
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Item 2(e). |
CUSIP Number 590479101 |
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Item 3.
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If This Statement is Filed Pursuant to Rule 13d-1(b), or 13d-2(b) or (c), Check Whether the Person Filing is a:
(b) o Bank as defined in Section 3(a)(6) of the Exchange Act. (c) o Insurance Company registered under Section 3(a)(19) of the Exchange Act. (d) o Investment company registered under Section 8 of the Investment Company Act. (e) x An investment adviser in accordance with Rule 13d-1(b)(1)(ii)(E); (f) o An employee benefit plan or endowment fund in accordance with Rule 13d-1(b)(1)(ii)(F); (g) o A parent holding company or control person in accordance with (h) o A savings association as defined in Section 3(b) of the Federal Deposit Insurance Act; (i) o A church plan that is excluded from the definition of an investment company under Section 3(c)(14) of the Investment Company Act; (j) o Group, in accordance with Rule 13d-1(b)(1)(ii)(J). |
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Item 4. Ownership
Provide the following information regarding the aggregate number and percentage of the class of securities of the issuer identified in Item 1.
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(a) Amount beneficially owned: 2,347,600 |
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(b) Percent of Class: 7.40%% |
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(ii) shared power to vote or to direct the vote: 0 |
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(iv) shared power to dispose or direct the disposition of: 0 |
If this statement is being filed to report the fact that as of the date hereof the reporting person has ceased to be the beneficial owner of more than five percent of the class of securities, check the following [ ].
If any other person is known to have the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of, such securities, a statement to that effect should be included in response to this item and, if such interest relates to more than five percent of the class, such person should be identified. A listing of the shareholders of an investment company registered under the Investment Company Act of 1940 or the beneficiaries of an employee benefit plan, pension fund or endowment fund is not required.
See response to Item 5 above.
Item 7. Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on By the Parent Holding Company or Control Person.
If a parent holding company or control person has filed this schedule, pursuant to Rule 13d-1(b)(ii)(G), so indicate under Item 3(g) and attach an exhibit stating the identity and the Item 3 classification of the relevant subsidiary. If a parent holding company or control person has filed this schedule pursuant to Rule 13d-1(c) or 13d-1(d), attach an exhibit stating the identification of the relevant subsidiary.
Not Applicable
If a group has filed this schedule pursuant to Rule 13d-1(b)(ii)(J), so indicate under Item 3(b) and attach an exhibit stating the identity and Item 3 classification of each member of the group. If a group has filed this schedule pursuant to Rule 13d-1(c), attach an exhibit stating the identity of each member of the group.
Not Applicable
Notice of dissolution of a group may be furnished as an exhibit stating the date of the dissolution and that all further filings with respect to transactions in the security reported on will be filed, if required, by members of the group in their individual capacity.
By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having such purposes or effect.
SIGNATURE
After reasonable inquire and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.
/s/ Mary T. Lomasney
(Signature)
(Name/Title)