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Filing Detail
Form 485BPOS - Post-effective amendment [Rule 485(b)]
SEC Accession No. 0001104659-12-070005
Filing Date
2012-10-19
Accepted
2012-10-19 10:22:26
Documents
8
Filing Date Changed
2012-10-19
Effectiveness Date
2012-10-19

Document Format Files

Seq Description Document Type Size
1 POST-EFFECTIVE AMENDMENT FILED PURSUANT TO SECURITIES ACT RULE 485(B) a12-20412_14485bpos.htm 485BPOS 111699
9 GRAPHIC g2041214bci001.jpg GRAPHIC 3864
  Complete submission text file 0001104659-12-070005.txt   12187900

Data Files

Seq Description Document Type Size
2 XBRL INSTANCE DOCUMENT ck0000783740-20120531.xml EX-101.INS 1098279
3 XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT ck0000783740-20120531.xsd EX-101.SCH 61382
4 XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT ck0000783740-20120531_cal.xml EX-101.CAL 3562
5 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT ck0000783740-20120531_def.xml EX-101.DEF 1178192
6 XBRL TAXONOMY EXTENSION LABELS LINKBASE DOCUMENT ck0000783740-20120531_lab.xml EX-101.LAB 221377
7 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT ck0000783740-20120531_pre.xml EX-101.PRE 1358233

Series and Classes/Contracts Information:

Existing
  Status Name Ticker Symbol
CIK 0000783740      
Series S000002506   MFS Aggressive Growth Allocation Fund
Class/Contract C000006838   A MAAGX
Class/Contract C000006839   R4 MAALX
Class/Contract C000006840   529A EAGTX
Class/Contract C000006841   529B EBAAX
Class/Contract C000006842   529C ECAAX
Class/Contract C000006843   B MBAGX
Class/Contract C000006844   C MCAGX
Class/Contract C000006845   I MIAGX
Class/Contract C000006847   R1 MAAFX
Class/Contract C000006849   R2 MAWAX
Class/Contract C000006850   R3 MAAHX
  Status Name Ticker Symbol
CIK 0000783740      
Series S000002507   MFS Moderate Allocation Fund
Class/Contract C000006851   A MAMAX
Class/Contract C000006852   R4 MAMJX
Class/Contract C000006853   529A EAMDX
Class/Contract C000006854   529B EBMDX
Class/Contract C000006855   529C ECMAX
Class/Contract C000006856   B MMABX
Class/Contract C000006857   C MMACX
Class/Contract C000006858   I MMAIX
Class/Contract C000006860   R1 MAMFX
Class/Contract C000006862   R2 MARRX
Class/Contract C000006863   R3 MAMHX
  Status Name Ticker Symbol
CIK 0000783740      
Series S000002510   MFS Conservative Allocation Fund
Class/Contract C000006887   A MACFX
Class/Contract C000006888   R4 MACJX
Class/Contract C000006889   529A ECLAX
Class/Contract C000006890   529B EBCAX
Class/Contract C000006891   529C ECACX
Class/Contract C000006892   B MACBX
Class/Contract C000006893   C MACVX
Class/Contract C000006894   I MACIX
Class/Contract C000006896   R1 MACKX
Class/Contract C000006898   R2 MCARX
Class/Contract C000006899   R3 MACNX
  Status Name Ticker Symbol
CIK 0000783740      
Series S000002512   MFS Emerging Markets Equity Fund
Class/Contract C000006904   A MEMAX
Class/Contract C000006905   B MEMBX
Class/Contract C000006906   C MEMCX
Class/Contract C000006907   I MEMIX
Class/Contract C000071424   CLASS R1 MEMRX
Class/Contract C000071425   CLASS R2 MEMFX
Class/Contract C000071426   CLASS R3 MEMGX
Class/Contract C000071427   CLASS R4 MEMHX
Class/Contract C000071428   CLASS R5 MEMJX
  Status Name Ticker Symbol
CIK 0000783740      
Series S000002514   MFS Growth Allocation Fund
Class/Contract C000006911   A MAGWX
Class/Contract C000006912   R4 MAGJX
Class/Contract C000006913   529A EAGWX
Class/Contract C000006914   529B EBGWX
Class/Contract C000006915   529C ECGWX
Class/Contract C000006916   B MBGWX
Class/Contract C000006917   C MCGWX
Class/Contract C000006918   I MGWIX
Class/Contract C000006920   R1 MAGMX
Class/Contract C000006922   R2 MGALX
Class/Contract C000006923   R3 MAGEX
  Status Name Ticker Symbol
CIK 0000783740      
Series S000002515   MFS International Diversification Fund
Class/Contract C000006924   A MDIDX
Class/Contract C000006925   R4 MDITX
Class/Contract C000006926   529A MDIEX
Class/Contract C000006927   529B MDIMX
Class/Contract C000006928   529C MDINX
Class/Contract C000006929   B MDIFX
Class/Contract C000006930   C MDIGX
Class/Contract C000006931   I MDIJX
Class/Contract C000006933   R1 MDIOX
Class/Contract C000006935   R2 MDIKX
Class/Contract C000006936   R3 MDIHX
  Status Name Ticker Symbol
CIK 0000783740      
Series S000002516   MFS International Growth Fund
Class/Contract C000006937   A MGRAX
Class/Contract C000006938   B MGRBX
Class/Contract C000006939   C MGRCX
Class/Contract C000006940   I MQGIX
Class/Contract C000034484   Class R5 MGRDX
Class/Contract C000071430   CLASS R4 MGRVX
Class/Contract C000071431   CLASS R1 MGRRX
Class/Contract C000071432   CLASS R2 MGRQX
Class/Contract C000071433   CLASS R3 MGRTX
  Status Name Ticker Symbol
CIK 0000783740      
Series S000002517   MFS International Value Fund
Class/Contract C000006941   A MGIAX
Class/Contract C000006942   B MGIBX
Class/Contract C000006943   C MGICX
Class/Contract C000006944   I MINIX
Class/Contract C000034485   Class R5 MINJX
Class/Contract C000071434   CLASS R1 MINRX
Class/Contract C000071435   CLASS R2 MINFX
Class/Contract C000071436   CLASS R3 MINGX
Class/Contract C000071437   CLASS R4 MINHX
  Status Name Ticker Symbol
CIK 0000783740      
Series S000028956   MFS GLOBAL BOND FUND
Class/Contract C000088935   A MGBAX
Class/Contract C000088936   B MGBBX
Class/Contract C000088937   C MGBDX
Class/Contract C000088938   I MGBJX
Class/Contract C000088939   R1 MGBKX
Class/Contract C000088940   R2 MGBLX
Class/Contract C000088941   R3 MGBMX
Class/Contract C000088942   R4 MGBNX
Class/Contract C000120923   R5 MGBOX
  Status Name Ticker Symbol
CIK 0000783740      
Series S000031672   MFS Absolute Return Fund
Class/Contract C000098544   A MRNAX
Class/Contract C000098545   B MRNBX
Class/Contract C000098546   C MRNCX
Class/Contract C000098547   I MRNIX
Class/Contract C000098548   R1 MRNRX
Class/Contract C000098549   R2 MRNSX
Class/Contract C000098550   R3 MRNTX
Class/Contract C000098551   R4 MRNUX
Class/Contract C000120924   R5 MRNVX
Mailing Address 500 BOYLSTON STREET 15TH FL BOSTON MA 02116
Business Address 500 BOYLSTON ST 15TH FL BOSTON MA 02116 18006372929
MFS SERIES TRUST X (Filer) CIK: 0000783740 (see all company filings)

IRS No.: 000000000 | State of Incorp.: MA | Fiscal Year End: 1130
Type: 485BPOS | Act: 33 | File No.: 033-01657 | Film No.: 121151644

Mailing Address 500 BOYLSTON STREET 15TH FL BOSTON MA 02116
Business Address 500 BOYLSTON ST 15TH FL BOSTON MA 02116 18006372929
MFS SERIES TRUST X (Filer) CIK: 0000783740 (see all company filings)

IRS No.: 000000000 | State of Incorp.: MA | Fiscal Year End: 1130
Type: 485BPOS | Act: 40 | File No.: 811-04492 | Film No.: 121151645