5

THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE FINANCIAL STATEMENTS OF QUANTUM CORPORATION.

1,000 9-MOS 6-MOS 3-MOS MAR-31-1998 MAR-31-1998 MAR-31-1998 APR-01-1997 APR-01-1997 APR-01-1997 DEC-28-1997 SEP-28-1997 JUN-29-1997 716,588 637,744 365,973 0 0 0 836,938 1,040,023 897,928 13,912 10,194 10,539 423,445 386,525 295,251 2,191,559 2,219,710 1,720,617 484,550 447,090 409,802 202,705 188,231 177,957 2,627,503 2,651,698 2,113,430 911,464 905,405 797,432 569,077 569,313 282,044 0 3,888 3,888 0 0 0 520,130 512,700 472,896 593,582 626,683 522,906 2,627,503 2,651,698 2,113,430 4,519,516 2,999,635 1,446,144 4,519,516 2,999,635 1,446,144 3,809,826 2,425,618 1,170,210 3,809,826 2,425,618 1,170,210 458,382 289,025 139,475 0 0 0 24,135 14,328 6,035 227,173 270,664 130,424 59,065 70,373 33,910 168,108 200,292 96,514 0 0 0 0 0 0 0 0 0 168,108 200,292 96,514 1.26 1.51 .74 1.05 1.23 .61