UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
 WASHINGTON, D.C. 20549
 FORM 10-Q
  þ
    
    QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934
 For the quarterly period ended March 27, 2011
 OR
 o
    
    TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934
 For the transition period from  to
 Commission File Number 001-34838
 Hutchinson Technology Incorporated
  Minnesota
    
    41-0901840(State or other jurisdiction of 
incorporation or organization)
    
    (I.R.S. Employer
Identification No.)40 West Highland Park Drive N.E. 
Hutchinson, Minnesota
    
    55350(Address of principal executive offices)
    
    (Zip Code)
 (320) 587-3797
 
  þ o
  o o
  Large accelerated filer o
    
    Accelerated filer þ
    
    Non-accelerated filer o
    
    Smaller reporting company o(Do not check if a smaller reporting company)
  o þ




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##### 



PART I. FINANCIAL INFORMATION
 HUTCHINSON TECHNOLOGY INCORPORATED
CONDENSED CONSOLIDATED BALANCE SHEETS  UNAUDITED
 March 27,
    
    
    September 26,2011
    
    
    2010ASSETSCurrent assets:Cash and cash equivalents
    
    $
    45,828
    
    
    $
    55,639Short-term
investments including $4,980 and $4,174 restricted (Note 3)
    
    
    15,825
    
    
    
    48,899Trade receivables, net
    
    
    35,781
    
    
    
    47,629Other receivables
    
    
    7,832
    
    
    
    7,849Inventories
    
    
    57,421
    
    
    
    53,568Other current assets
    
    
    1,263
    
    
    
    2,353Total current assets
    
    
    163,950
    
    
    
    215,937Property, plant and equipment, net
    
    
    240,325
    
    
    
    258,233Other assets
    
    
    5,892
    
    
    
    5,542Total assets
    
    $
    410,167
    
    
    $
    479,712LIABILITIES AND SHAREHOLDERS INVESTMENTCurrent liabilities:Current maturities of long-term debt
    
    $
    463
    
    
    $
    1,280Accounts payable
    
    
    9,313
    
    
    
    15,788Accrued expenses
    
    
    6,869
    
    
    
    8,593Accrued compensation (Note 8)
    
    
    19,949
    
    
    
    12,911Total current liabilities
    
    
    36,594
    
    
    
    38,572Convertible subordinated notes
    
    
    146,470
    
    
    
    174,920Long-term debt, less current maturities
    
    
    107
    
    
    
    271Other long-term liabilities
    
    
    1,850
    
    
    
    1,271Shareholders equity:Common stock, $.01 par value, 100,000,000
shares authorized, 23,379,000 and
23,371,000 issued and outstanding
    
    
    234
    
    
    
    234Additional paid-in capital
    
    
    420,079
    
    
    
    422,089Accumulated other comprehensive income
    
    
    786
    
    
    
    876Accumulated loss
    
    
    (195,953
    )
    
    
    (158,521
    )Total shareholders equity
    
    
    225,146
    
    
    
    264,678Total liabilities and shareholders equity
    
    $
    410,167
    
    
    $
    479,712
  2




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##### 



HUTCHINSON TECHNOLOGY INCORPORATED
CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS  UNAUDITED
 Thirteen Weeks Ended
    
    
    Twenty-Six Weeks EndedMarch 27,
    
    
    March 28,
    
    
    March 27,
    
    
    March 28,2011
    
    
    2010
    
    
    2011
    
    
    2010Net sales
    
    $
    63,281
    
    
    $
    87,614
    
    
    $
    131,525
    
    
    $
    195,870Cost of sales (Note 9)
    
    
    65,579
    
    
    
    80,299
    
    
    
    130,499
    
    
    
    167,778Gross (loss) profit
    
    
    (2,298
    )
    
    
    7,315
    
    
    
    1,026
    
    
    
    28,092Research and development expenses
    
    
    3,914
    
    
    
    5,436
    
    
    
    7,963
    
    
    
    10,583Selling, general and administrative
expenses
    
    
    10,507
    
    
    
    13,199
    
    
    
    24,141
    
    
    
    25,700Severance and other expenses (Note 8)
    
    
    6,725
    
    
    
    
    
    
    
    6,725
    
    
    
    Loss from operations
    
    
    (23,444
    )
    
    
    (11,320
    )
    
    
    (37,803
    )
    
    
    (8,191
    )Other income, net
    
    
    562
    
    
    
    262
    
    
    
    1,393
    
    
    
    820Interest income
    
    
    42
    
    
    
    528
    
    
    
    97
    
    
    
    937Gain on extinguishment of debt
    
    
    5,467
    
    
    
    1
    
    
    
    5,467
    
    
    
    6Interest expense
    
    
    (3,605
    )
    
    
    (4,162
    )
    
    
    (7,449
    )
    
    
    (8,359
    )Gain (loss) on short- and long-term
investments
    
    
    496
    
    
    
    (420
    )
    
    
    860
    
    
    
    (356
    )Loss before income taxes
    
    
    (20,482
    )
    
    
    (15,111
    )
    
    $
    (37,435
    )
    
    $
    (15,143
    )Provision (benefit) for income taxes
    
    
    
    
    
    
    479
    
    
    $
    (3
    )
    
    $
    (1,773
    )Net loss
    
    $
    (20,482
    )
    
    $
    (15,590
    )
    
    $
    (37,432
    )
    
    $
    (13,370
    )Basic loss per share
    
    $
    (0.88
    )
    
    $
    (0.67
    )
    
    $
    (1.60
    )
    
    $
    (0.57
    )Diluted loss per share
    
    $
    (0.88
    )
    
    $
    (0.67
    )
    
    $
    (1.60
    )
    
    $
    (0.57
    )Weighted-average common shares
outstanding
    
    
    23,375
    
    
    
    23,360
    
    
    
    23,373
    
    
    
    23,359Weighted-average common and diluted
shares outstanding
    
    
    23,375
    
    
    
    23,360
    
    
    
    23,373
    
    
    
    23,359
  3




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##### 



HUTCHINSON TECHNOLOGY INCORPORATED
CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS  UNAUDITED
 Twenty-Six Weeks EndedMarch 27, 2011
    
    
    March 28, 2010OPERATING ACTIVITIES:Net loss
    
    $
    (37,432
    )
    
    $
    (13,370
    )Adjustments to reconcile net loss to cash (used for) provided by
operating activities:Depreciation and amortization (Note 9)
    
    
    24,596
    
    
    
    28,113Stock-based compensation
    
    
    1,361
    
    
    
    2,031(Gain) loss on short- and long-term investments
    
    
    (860
    )
    
    
    356Loss on disposal of assets
    
    
    384
    
    
    
    148Severance and other expenses (Note 8)
    
    
    6,647
    
    
    
    Non-cash interest expense
    
    
    4,223
    
    
    
    4,171Gain on extinguishment of debt
    
    
    (5,467
    )
    
    
    (6
    )Changes in operating assets and liabilities
    
    
    2,548
    
    
    
    9,913Cash (used for) provided by operating activities
    
    
    (4,000
    )
    
    
    31,356INVESTING ACTIVITIES:Capital expenditures
    
    
    (7,393
    )
    
    
    (11,785
    )Purchases of short-term investments
    
    
    (10,800
    )
    
    
    (23,618
    )Sales/maturities of short-term investments
    
    
    44,548
    
    
    
    41,633Cash provided by investing activities
    
    
    26,355
    
    
    
    6,230FINANCING ACTIVITIES:Repayment of short- and long-term debt
    
    
    (30,981
    )
    
    
    (47,477
    )Debt issuance costs
    
    
    (1,185
    )
    
    
    Cash used for financing activities
    
    
    (32,166
    )
    
    
    (47,477
    )Net decrease in cash and cash equivalents
    
    
    (9,811
    )
    
    
    (9,891
    )Cash and cash equivalents at beginning of period
    
    
    55,639
    
    
    
    106,391Cash and cash equivalents at end of period
    
    $
    45,828
    
    
    $
    96,500Supplemental cash flow disclosure:Cash interest paid (net of amount capitalized)
    
    $
    2,878
    
    
    $
    3,806Income taxes paid
    
    $
    263
    
    
    $
    309
  4




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##### 



HUTCHINSON
TECHNOLOGY INCORPORATED
 NOTES TO CONDENSED CONSOLIDATED FINANCIAL STATEMENTS  UNAUDITED
 When we refer to we, our, us, the company or HTI, we mean Hutchinson Technology
Incorporated and its subsidiaries. Unless otherwise indicated, references to 2011 mean our fiscal
year ending September 25, 2011, references to 2010 mean our fiscal year ended September 26, 2010,
and references to 2009 mean our fiscal year ended September 27, 2009.
 (1) BASIS OF PRESENTATION
  (2) FAIR VALUE MEASUREMENTS
  Fair Value Measurements atMarch 27, 2011Level 1
    
    
    Level 2
    
    
    Level 3AssetsAvailable-for-sale securitiesU.S. government debt securities
    
    $
    10,713
    
    
    $
    
    
    
    $
    Corporate notes
    
    
    2,805
    
    
    
    
    
    
    
    Certificates of deposit
    
    
    1,307
    
    
    
    
    
    
    
    Commercial paper
    
    
    1,000
    
    
    
    
    
    
    
    Total assets
    
    $
    15,825
    
    
    $
    
    
    
    $
    
 Fair Value Measurements atSeptember 26, 2010Level 1
    
    
    Level 2
    
    
    Level 3AssetsAvailable-for-sale securitiesCorporate notes
    
    $
    17,869
    
    
    $
    
    
    
    $
    U.S. government debt securities
    
    
    15,894
    
    
    
    
    
    
    
    Certificates of deposit
    
    
    11,539
    
    
    
    
    
    
    
    Commercial paper
    
    
    3,597
    
    
    
    
    
    
    
    Total assets
    
    $
    48,899
    
    
    $
    
    
    
    $
    
  5




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##### 



Level 1 
    
    Unadjusted quoted prices in an active market for the identical assets or liabilities at the measurement date.
 Level 2 
    
    Other observable inputs available at the measurement date, other than quoted prices included in Level 1,
either directly or indirectly, including:
 
    
    Quoted prices for similar assets or liabilities in active markets;
    
    Quoted prices for identical or similar assets in nonactive markets;
    
    Inputs other than quoted prices that are observable for the asset or liability; and
    
    Inputs that are derived principally from or corroborated by other observable market data.
 Level 3 
    
    Unobservable inputs that reflect the use of significant management judgment. These values are generally
determined using pricing models for which assumptions utilize managements estimates of market participant
assumptions.
 (3) INVESTMENTS
  6




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##### 



Gross Realized
    
    
    Gross UnrealizedCost Basis
    
    
    Gains
    
    
    Losses
    
    
    Gains
    
    
    Losses
    
    
    Recorded BasisAvailable-for-sale securities
Short-term investments
Marketable securities
    
    $
    15,802
    
    
    $
    
    
    
    $
    
    
    
    $
    23
    
    
    $
    
    
    
    $
    15,825
  Gross Realized
    
    
    Gross UnrealizedCost Basis
    
    
    Gains
    
    
    Losses
    
    
    Gains
    
    
    Losses
    
    
    Recorded BasisAvailable-for-sale securities
Short-term investments
Marketable securities
    
    $
    48,690
    
    
    $
    
    
    
    $
    
    
    
    $
    209
    
    
    $
    
    
    
    $
    48,899
   (4) TRADE RECEIVABLES
   Decreases in the
    
    Reductions in theAllowance Related
    
    Allowance forSeptember 26,
    
    to Warranties
    
    Returns Under
    
    March 27,2010
    
    Issued
    
    Warranties
    
    2011$253
    
    $
    (34
    )
    
    $
    (123
    )
    
    $
    96
 7




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##### 



(5) INVENTORIES
  March 27,
    
    
    September 26,2011
    
    
    2010Raw materials
    
    $
    26,341
    
    
    $
    24,559Work in process
    
    
    15,282
    
    
    
    10,601Finished goods
    
    
    15,798
    
    
    
    18,408$
    57,421
    
    
    $
    53,568
 (6) SHORT- AND LONG-TERM DEBT
  March 27,
    
    
    September 26,2011
    
    
    20103.25% Notes
    
    $
    122,206
    
    
    $
    197,5003.25% debt discount
    
    
    (11,156
    )
    
    
    (22,580
    )8.50% Notes
    
    
    40,000
    
    
    
    8.50% debt discount
    
    
    (4,580
    )
    
    
    Eau Claire building mortgage
    
    
    128
    
    
    
    945Capital lease obligations
    
    
    442
    
    
    
    606Total debt
    
    
    147,040
    
    
    
    176,471Less: Current maturities
    
    
    (463
    )
    
    
    (1,280
    )$
    146,577
    
    
    $
    175,191
    8




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##### 



9




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##### 



March 27,
    
    
    September 26,2011
    
    
    2010Principal balance
    
    $
    122,206
    
    
    $
    197,500Debt discount
    
    
    (11,156
    )
    
    
    (22,580
    )Convertible subordinated notes, net
    
    $
    111,050
    
    
    $
    174,920
  Thirteen Weeks Ended
    
    
    Twenty-Six Weeks EndedMarch 27, 2011
    
    
    March 28, 2010
    
    
    March 27, 2011
    
    
    March 28, 2010Coupon rate of interest (cash interest)
    
    $
    1,310
    
    
    $
    1,623
    
    
    $
    2,915
    
    
    $
    3,227Debt discount amortization (non-cash
interest)
    
    
    1,866
    
    
    
    2,120
    
    
    
    4,103
    
    
    
    4,172Total interest expense for the 3.25% Notes
    
    $
    3,176
    
    
    $
    3,743
    
    
    $
    7,018
    
    
    $
    7,399
    (7) OTHER COMPREHENSIVE INCOME
  March 27,
    
    
    September 26,2011
    
    
    2010Available-for-sale securities
    
    $
    23
    
    
    $
    209Foreign currency translation
    
    
    763
    
    
    
    667Total accumulated OCI
    
    $
    786
    
    
    $
    876
 Foreign Currency Translation
   10




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##### 



(8) SEVERANCE AND OTHER EXPENSES
  Severance andBenefits
    
    
    Other Expenses
    
    
    TotalAccrual balances, September 26, 2010
    
    $
    1,150
    
    
    $
    
    
    
    $
    1,150Cash payments
    
    
    (860
    )
    
    
    
    
    
    
    (860
    )Accrual balances, December 26, 2010
    
    $
    290
    
    
    $
    
    
    
    $
    290Restructuring charges
    
    
    6,725
    
    
    
    
    
    
    
    6,725Cash payments
    
    
    (368
    )
    
    
    
    
    
    
    (368
    )Accrual balances, March 27, 2011
    
    $
    6,647
    
    
    $
    
    
    
    $
    6,647
    (9) ASSET IMPAIRMENT
   11




---



##### 



(10) INCOME TAXES
    (11) STOCK-BASED COMPENSATION
   12




---



##### 



Twenty-Six Weeks EndedMarch 27, 2011
    
    
    March 28, 2010Risk-free interest rate
    
    
    2.3
    %
    
    
    2.7
    %Expected volatility
    
    
    80.0
    %
    
    
    80.0
    %Expected life (in years)
    
    
    7.2
    
    
    
    7.4Dividend yield
    
    
    
    
    
    
    
   Weighted-AverageRemainingWeighted-Average
    
    
    Contractual Life
    
    
    Aggregate IntrinsicNumber of Shares
    
    
    Exercise Price ($)
    
    
    (yrs.)
    
    
    Value ($)Outstanding at September 26, 2010
    
    
    3,910,909
    
    
    
    18.39
    
    
    
    5.8
    
    
    
    197,000Granted
    
    
    833,831
    
    
    
    3.04Exercised
    
    
    
    
    
    
    Expired/Canceled
    
    
    (571,367
    )
    
    
    19.56Outstanding at March 27, 2011
    
    
    4,173,373
    
    
    
    15.16
    
    
    
    6.4
    
    
    
    Options exercisable at March 27, 2011
    
    
    2,278,776
    
    
    
    23.70
    
    
    
    4.5
    
    
    
    
  Weighted-AverageGrant Date FairNumber of Shares
    
    
    Value ($)Non-vested at September 26, 2010
    
    
    1,638,907
    
    
    
    5.13Granted
    
    
    833,831
    
    
    
    2.24Vested
    
    
    (434,329
    )
    
    
    6.16Canceled
    
    
    (143,812
    )
    
    
    6.07Non-vested at March 27, 2011
    
    
    1,894,597
    
    
    
    3.55
  13




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##### 



Options Outstanding
    
    
    Options ExercisableWeighted-AverageRemainingRange of Exercise
    
    Number
    
    
    Contractual Life
    
    
    Weighted-Average
    
    
    Number
    
    
    Weighted-AveragePrices ($)
    
    Outstanding
    
    
    (yrs.)
    
    
    Exercise Price ($)
    
    
    Exercisable
    
    
    Exercise Price ($)3.03-5.00
    
    
    1,349,138
    
    
    
    8.7
    
    
    
    3.04
    
    
    
    264,138
    
    
    
    3.035.01-10.00
    
    
    807,097
    
    
    
    8.7
    
    
    
    7.34
    
    
    
    
    
    
    
    10.01-20.00
    
    
    25,000
    
    
    
    6.9
    
    
    
    15.83
    
    
    
    22,500
    
    
    
    15.9820.01-25.00
    
    
    875,942
    
    
    
    3.1
    
    
    
    23.18
    
    
    
    875,942
    
    
    
    23.1825.01-30.00
    
    
    655,566
    
    
    
    5.8
    
    
    
    26.79
    
    
    
    655,566
    
    
    
    26.7930.01-45.06
    
    
    460,630
    
    
    
    3.2
    
    
    
    32.52
    
    
    
    460,630
    
    
    
    32.52Total
    
    
    4,173,373
    
    
    
    6.4
    
    
    
    15.16
    
    
    
    2,278,776
    
    
    
    23.70
 (12) EARNINGS (LOSS) PER SHARE
  Thirteen Weeks Ended
    
    
    Twenty-Six Weeks EndedMarch 27,
    
    
    March 28,
    
    
    March 27,
    
    
    March 28,2011
    
    
    2010
    
    
    2011
    
    
    2010Net (loss) income
    
    $
    (20,482
    )
    
    $
    (15,590
    )
    
    $
    (37,432
    )
    
    $
    (13,370
    )Weighted-average common shares
outstanding
    
    
    23,375
    
    
    
    23,360
    
    
    
    23,373
    
    
    
    23,359Dilutive potential common shares
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    Weighted-average common and
diluted shares outstanding
    
    
    23,375
    
    
    
    23,360
    
    
    
    23,373
    
    
    
    23,359Basic (loss) earnings per share
    
    $
    (0.88
    )
    
    $
    (0.67
    )
    
    $
    (1.60
    )
    
    $
    (0.57
    )Diluted (loss) earnings per share
    
    $
    (0.88
    )
    
    $
    (0.67
    )
    
    $
    (1.60
    )
    
    $
    (0.57
    )
   (13) SEGMENT REPORTING
  14




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##### 



Thirteen Weeks Ended
    
    
    Twenty-Six Weeks EndedMarch 27,
    
    
    March 28,
    
    
    March 27,
    
    
    March 28,2011
    
    
    2010
    
    
    2011
    
    
    2010Net sales:Disk Drive Components Division:Suspension assemblies
    
    $
    61,282
    
    
    $
    85,344
    
    
    $
    127,522
    
    
    $
    190,944Other products
    
    
    1,281
    
    
    
    1,583
    
    
    
    2,743
    
    
    
    3,730Total Disk Drive Components Division
    
    
    62,563
    
    
    
    86,927
    
    
    
    130,265
    
    
    
    194,674BioMeasurement Division
    
    
    718
    
    
    
    687
    
    
    
    1,260
    
    
    
    1,196$
    63,281
    
    
    $
    87,614
    
    
    $
    131,525
    
    
    $
    195,870(Loss) income from operations:Disk Drive Components Division
    
    $
    (20,730
    )
    
    $
    (6,044
    )
    
    $
    (32,177
    )
    
    $
    1,976BioMeasurement Division
    
    
    (2,714
    )
    
    
    (5,276
    )
    
    
    (5,626
    )
    
    
    (10,167
    )$
    (23,444
    )
    
    $
    (11,320
    )
    
    $
    (37,803
    )
    
    $
    (8,191
    )
 (14) SUBSEQUENT EVENTS
  15




---



##### 



When we refer to we, our, us, the company or HTI, we mean Hutchinson Technology
Incorporated and its subsidiaries. Unless otherwise indicated, references to 2012 mean our fiscal
year ending September 29, 2012, references to  2011 mean our fiscal year ending September 25, 2011, references
to 2010 mean our fiscal year ended September 26, 2010, references to 2009 mean our fiscal year
ended September 27, 2009, and references to 2008 mean our fiscal year ended September 28, 2008.
  GENERAL
   InSpectra
StO 2
  16




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
    
    eliminating approximately 800 positions from our current U.S. workforce which totaled
2,076 at the end of the second quarter of 2011, resulting in charges for severance and
other expenses of $6,725,000 included in the thirteen weeks ended March 27, 2011;
    
    future expenses of approximately $2,800,000 to consolidate the Hutchinson, Minnesota
components operations into our operations in Eau Claire, Wisconsin; and
    
    shortening the lives of the Hutchinson, Minnesota components operations long-lived
assets, which resulted in accelerated depreciation of $724,000 included within cost of
sales for the thirteen weeks ended March 27, 2011. We also expect to record accelerated
depreciation of $2,210,000 and $216,000 in our third and fourth quarters of 2011,
respectively.
    Western Digital Corporation
    
    
    58
    %SAE Magnetics, Ltd/TDK Corporation
    
    
    17
    %Hitachi and affiliates
    
    
    12
    %Seagate Technology, LLC
    
    
    11
    %
  17




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Suspension Assembly Shipments by Quarter2010
    
    
    2011First
    
    
    Second
    
    
    Third
    
    
    Fourth
    
    
    First
    
    
    SecondSuspension
assembly shipment
quantities
    
    
    155
    
    
    
    130
    
    
    
    117
    
    
    
    110
    
    
    
    107
    
    
    
    102
      InSpectra StO 2 InSpectra StO 2
  18




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RESULTS OF OPERATIONS
 Thirteen Weeks Ended March 27, 2011 vs. Thirteen Weeks Ended March 28, 2010
       19




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Twenty-Six Weeks Ended March 27, 2011 vs. Twenty-Six Weeks Ended March 28, 2010
      20




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LIQUIDITY AND CAPITAL RESOURCES
   21




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22




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InSpectra StO 2
  CRITICAL ACCOUNTING POLICIES
  RECENT ACCOUNTING PRONOUNCEMENTS
  23




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FORWARD-LOOKING STATEMENTS
  24




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EVALUATION OF DISCLOSURE CONTROLS AND PROCEDURES
  CHANGES IN INTERNAL CONTROL OVER FINANCIAL REPORTING
  25




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PART II. OTHER INFORMATION
   Natural disasters in certain regions could adversely affect our supply chain or our customer base
which, in turn, could have a negative impact on our business, our ability to deliver or receive
products and demand for our products.
   (a) Exhibits :
 Unless otherwise indicated, all documents incorporated herein by reference to a document filed with
the SEC pursuant to the Exchange Act, are located under SEC file number 001-34838.
 3.1
    
    Amended and Restated Articles of Incorporation of HTI (incorporated by
reference to Exhibit 3.1 to HTIs Quarterly Report on Form 10-Q for the
quarter ended 12/29/2002; File No. 0-14709).3.2
    
    Restated By-Laws of HTI, as amended December 3, 2008 (incorporated by
reference to Exhibit 3.1 to HTIs Current Report on Form 8-K filed
12/9/2008; File No. 0-14709).4.1
    
    Indenture, dated as of February 11, 2011, among HTI and Wells Fargo
Bank, National Association, as trustee (incorporated by reference to
Exhibit 4.1 to HTIs Current Report on Form 8-K filed 02/11/2011).4.2
    
    8.50% Convertible Senior Note due 2026 (incorporated by reference to
Exhibit 4.2 to HTIs Current Report on Form 8-K filed 02/11/2011).#10.1
    
    HTI Severance Pay Plan (as amended and restated effective March 8, 2011).31.1
    
    Rule 13a-14(a)/15d-14(a) Certification of Chief Executive Officer.31.2
    
    Rule 13a-14(a)/15d-14(a) Certification of Chief Financial Officer.32
    
    Section 1350 Certifications.
 
 #
    
    Management contract, compensatory plan or arrangement required to be filed as an exhibit to
this Quarterly Report on Form 10-Q. 26




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SIGNATURES
  HUTCHINSON TECHNOLOGY INCORPORATEDDate:      April 28, 2011
    By
    /s/ Wayne M. FortunWayne M. FortunPresident and Chief Executive OfficerDate:      April 28, 2011
    By
    /s/ David P. RadloffDavid P. RadloffVice President and Chief Financial Officer




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INDEX TO EXHIBITS
 ExhibitNo.
    
    Description
    
    Method of Filing3.1
    
    Amended and Restated Articles of Incorporation of HTI.
    
    Incorporated by Reference3.2
    
    Restated By-Laws of HTI, as amended December 3, 2008.
    
    Incorporated by Reference4.1
    
    Indenture, dated as of February 11, 2011, among HTI and Wells Fargo
Bank, National Association, as trustee.
    
    Incorporated by Reference4.2
    
    8.50% Convertible Senior Note due 2026.
    
    Incorporated by Reference10.1
    
    HTI Severance Pay Plan (as amended and restated effective March 8, 2011).
    
    Filed Electronically31.1
    
    Rule 13a-14(a)/15d-14(a) Certification of Chief Executive Officer.
    
    Filed Electronically31.2
    
    Rule 13a-14(a)/15d-14(a) Certification of Chief Financial Officer.
    
    Filed Electronically32
    
    Section 1350 Certifications.
    
    Filed Electronically