EDGAR Filing Documents for 0001683863-22-007960

Form N-CSR - Certified Shareholder Report:

SEC Accession No. 0001683863-22-007960

Filing Date

2022-12-22

Accepted

2022-12-22 16:40:26

Documents

Period of Report

2022-10-31

Effectiveness Date

2022-12-22

Document Format Files

Seq	Description	Document	Type	Size
1	MFS SERIES TRUST IX (IAB) NCSR	f23824d1.htm	N-CSR	1139151
2	99.COE	f23824d2.htm	EX-99.CODE ETH	23715
3	99.302CERT	f23824d3.htm	EX-99.302 CERT	15596
4	99.906CERT	f23824d4.htm	EX-99.906 CERT	5683
5	GRAPHIC	img1e95e3ff7.gif	GRAPHIC	1362
6	GRAPHIC	img2de5b2654.gif	GRAPHIC	10385
7	GRAPHIC	img7e91df8b8.jpg	GRAPHIC	3717
8	GRAPHIC	img8ecf22483.jpg	GRAPHIC	4827
9	GRAPHIC	imga2680db42.gif	GRAPHIC	201
10	GRAPHIC	imgaf601f971.gif	GRAPHIC	1365
11	GRAPHIC	imgb2aa95076.jpg	GRAPHIC	17356
12	GRAPHIC	imgb959bf605.jpg	GRAPHIC	8638
13	GRAPHIC	ix-99coe1x1.jpg	GRAPHIC	17777
	Complete submission text file	0001683863-22-007960.txt		1278056

Series and Classes/Contracts Information:

Existing
	Status	Name	Ticker Symbol
CIK 0000063075
Series S000002493		MFS Inflation-Adjusted Bond Fund
Class/Contract C000006724		A	MIAAX
Class/Contract C000006725		R4	MIAJX
Class/Contract C000006726		B	MIABX
Class/Contract C000006727		C	MIACX
Class/Contract C000006728		I	MIAIX
Class/Contract C000006730		R1	MIALX
Class/Contract C000006732		R2	MIATX
Class/Contract C000006733		R3	MIAHX
Class/Contract C000126364		R6	MIAKX

Mailing Address 111 HUNTINGTON AVENUE 21ST FLOOR BOSTON MA 02199

Business Address 111 HUNTINGTON AVENUE 21ST FLOOR BOSTON MA 02199 18006372929

MFS SERIES TRUST IX (Filer) CIK: 0000063075 (see all company filings)