401k Record

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Western Digital 401(k)

Recordkeeping fees per participant · Western Digital Corporation 401(k) Plan · plan year 2024

$15.29

Higher than 19% of the 790 plans over $1B that report it.

Source

= $153,857 / 10,063
Schedule H, line 2i(3); OTH_RECORDKEEPING_FEES_AMT pos 160; filing 20251013163438NAL0001604737001, received 2025-10-13
participants_with_balance: Form 5500, line 6g(2); PARTCP_ACCOUNT_BAL_CNT pos 78; filing 20251013163438NAL0001604737001, received 2025-10-13

10th: $6.72median $34.2890th: $56.58

Percentiles compare this plan with the Schedule H plans over $1B in assets of the same plan year, excluding final filings; shown only where at least 50 comparable plans report the figure. Plan year 2024-01-01 to 2024-12-31, filing received 2025-10-13.

Cost and contributions

Administrative expenses excluding investment management, per participant

$15.29

10th: $9.43median $44.4790th: $97.55

Higher than 14% of the 1,045 plans over $1B that report it.

Source

= $153,857 / 10,063
derived, admin_expenses (2i(12)) minus invst_mgmt_fees (2i(5)), floored at 0; filing 20251013163438NAL0001604737001, received 2025-10-13
participants_with_balance: Form 5500, line 6g(2); PARTCP_ACCOUNT_BAL_CNT pos 78; filing 20251013163438NAL0001604737001, received 2025-10-13

Administrative expenses per participant

$21.23

10th: $24.33median $70.0390th: $174.36

Higher than 8% of the 1,076 plans over $1B that report it.

Source

= $213,646 / 10,063
Schedule H, line 2i(12) total administrative expenses; TOT_ADMIN_EXPENSES_AMT pos 109; filing 20251013163438NAL0001604737001, received 2025-10-13
participants_with_balance: Form 5500, line 6g(2); PARTCP_ACCOUNT_BAL_CNT pos 78; filing 20251013163438NAL0001604737001, received 2025-10-13

Administrative expenses as a share of assets

0.009%

10th: 0.013%median 0.046%90th: 0.111%

Higher than 7% of the 1,076 plans over $1B that report it.

Source

= $213,646 / $2,476,282,302
Schedule H, line 2i(12) total administrative expenses; TOT_ADMIN_EXPENSES_AMT pos 109; filing 20251013163438NAL0001604737001, received 2025-10-13
assets_eoy: Schedule H, Part I line 1f col (b); TOT_ASSETS_EOY_AMT pos 61; filing 20251013163438NAL0001604737001, received 2025-10-13

Employer contributions per participant

$2,624

10th: $1,442median $3,74490th: $8,760

Higher than 30% of the 1,135 plans over $1B that report it.

Source

= $26,408,521 / 10,063
Schedule H, Part II line 2a(1)(A); EMPLR_CONTRIB_INCOME_AMT pos 68; filing 20251013163438NAL0001604737001, received 2025-10-13
participants_with_balance: Form 5500, line 6g(2); PARTCP_ACCOUNT_BAL_CNT pos 78; filing 20251013163438NAL0001604737001, received 2025-10-13

Employer share of total contributions

17.9%

10th: 19.8%median 33.4%90th: 47.5%

Higher than 7% of the 1,135 plans over $1B that report it.

Source

= $26,408,521 / $147,373,307
Schedule H, Part II line 2a(1)(A); EMPLR_CONTRIB_INCOME_AMT pos 68; filing 20251013163438NAL0001604737001, received 2025-10-13
total_contrib: Schedule H, line 2a(3); TOT_CONTRIB_AMT pos 72; filing 20251013163438NAL0001604737001, received 2025-10-13

Plan terms, as stated in Western Digital Corporation's SEC filings

Vesting

“Furthermore, the Company’s employer matching contributions vest immediately.”

Form 10-K filed 2026-08-14, for the year ended 2026-07-03 · benefits note, 10-K benefits note · source document

Terms quoted from the filing for the year ended 2026-07-03. Figures cover plan year 2024. The plan document governs.

Plan features

2E profit-sharing · 2F ERISA 404(c) plan · 2G fully participant-directed · 2T default investment (QDIA) · 3D IRS pre-approved plan · 2J 401(k) feature · 2K 401(m) arrangement · 2S pre-approved plan document · 2R participant brokerage window · 3H controlled-group sponsor · Form 5500, line 8a; TYPE_PENSION_BNFT_CODE pos 81; filing 20251013163438NAL0001604737001, received 2025-10-13

Full record, Western Digital Corporation 401(k) Plan

FieldValueSource
Plan sponsorWESTERN DIGITAL CORPORATIONForm 5500, Part II line 2a; SPONSOR_DFE_NAME pos 19; filing 20251013163438NAL0001604737001, received 2025-10-13
Plan nameWESTERN DIGITAL CORPORATION 401(K) PLANForm 5500, line 1a; PLAN_NAME pos 16; filing 20251013163438NAL0001604737001, received 2025-10-13
Sponsor EIN / plan number33-0956711 / 003Form 5500, line 2b; SPONS_DFE_EIN pos 44; filing 20251013163438NAL0001604737001, received 2025-10-13
Plan typesingle-employerForm 5500, Part I line A; TYPE_PLAN_ENTITY_CD pos 4; filing 20251013163438NAL0001604737001, received 2025-10-13
Sponsor locationSAN JOSE, CAForm 5500, line 2a; SPONS_DFE_MAIL_US_STATE pos 25; filing 20251013163438NAL0001604737001, received 2025-10-13
Industry (business code)334110, ManufacturingForm 5500, line 2d; BUSINESS_CODE pos 46; filing 20251013163438NAL0001604737001, received 2025-10-13
Plan year2024-01-01 to 2024-12-31Form 5500, Part I plan year; FORM_PLAN_YEAR_BEGIN_DATE pos 2; filing 20251013163438NAL0001604737001, received 2025-10-13
Filing received2025-10-13Form 5500, EFAST2 receipt date; DATE_RECEIVED pos 102; filing 20251013163438NAL0001604737001, received 2025-10-13
Final filingnoForm 5500, Part I line B; FINAL_FILING_IND pos 8; filing 20251013163438NAL0001604737001, received 2025-10-13
Amended filingnoForm 5500, Part I line B; AMENDED_IND pos 7; filing 20251013163438NAL0001604737001, received 2025-10-13
Participants, beginning of year10,591Form 5500, line 5; TOT_PARTCP_BOY_CNT pos 71; filing 20251013163438NAL0001604737001, received 2025-10-13
Active participants6,598Form 5500, line 6a(2); TOT_ACTIVE_PARTCP_CNT pos 72; filing 20251013163438NAL0001604737001, received 2025-10-13
Participants, end of year10,203Form 5500, line 6f; TOT_ACT_RTD_SEP_BENEF_CNT pos 77; filing 20251013163438NAL0001604737001, received 2025-10-13
Participants with an account balance10,063Form 5500, line 6g(2); PARTCP_ACCOUNT_BAL_CNT pos 78; filing 20251013163438NAL0001604737001, received 2025-10-13
Total assets, beginning of year$2,224,615,107Schedule H, Part I line 1f col (a); TOT_ASSETS_BOY_AMT pos 30; filing 20251013163438NAL0001604737001, received 2025-10-13
Total assets, end of year$2,476,282,302Schedule H, Part I line 1f col (b); TOT_ASSETS_EOY_AMT pos 61; filing 20251013163438NAL0001604737001, received 2025-10-13
Net assets, end of year$2,476,282,302Schedule H, line 1l col (b); NET_ASSETS_EOY_AMT pos 67; filing 20251013163438NAL0001604737001, received 2025-10-13
Total income$519,377,072Schedule H, Part II line 2d; TOT_INCOME_AMT pos 97; filing 20251013163438NAL0001604737001, received 2025-10-13
Net income$251,667,195Schedule H, line 2k; NET_INCOME_AMT pos 111; filing 20251013163438NAL0001604737001, received 2025-10-13
Employer contributions$26,408,521Schedule H, Part II line 2a(1)(A); EMPLR_CONTRIB_INCOME_AMT pos 68; filing 20251013163438NAL0001604737001, received 2025-10-13
Participant contributions$104,296,434Schedule H, line 2a(1)(B); PARTICIPANT_CONTRIB_AMT pos 69; filing 20251013163438NAL0001604737001, received 2025-10-13
Other contributions (incl. rollovers)$16,668,352Schedule H, line 2a(1)(C); OTH_CONTRIB_RCVD_AMT pos 70; filing 20251013163438NAL0001604737001, received 2025-10-13
Total contributions$147,373,307Schedule H, line 2a(3); TOT_CONTRIB_AMT pos 72; filing 20251013163438NAL0001604737001, received 2025-10-13
Benefit payments$267,203,299Schedule H, line 2e(4); TOT_DISTRIB_BNFT_AMT pos 101; filing 20251013163438NAL0001604737001, received 2025-10-13
Total expenses (incl. benefit payments)$267,709,877Schedule H, line 2j; TOT_EXPENSES_AMT pos 110; filing 20251013163438NAL0001604737001, received 2025-10-13
Total administrative expenses$213,646Schedule H, line 2i(12) total administrative expenses; TOT_ADMIN_EXPENSES_AMT pos 109; filing 20251013163438NAL0001604737001, received 2025-10-13
Contract administrator fees$0Schedule H, line 2i(2); CONTRACT_ADMIN_FEES_AMT pos 106; filing 20251013163438NAL0001604737001, received 2025-10-13
Recordkeeping fees$153,857Schedule H, line 2i(3); OTH_RECORDKEEPING_FEES_AMT pos 160; filing 20251013163438NAL0001604737001, received 2025-10-13
IQPA audit fees$0Schedule H, line 2i(4); IQPA_AUDIT_FEES_AMT pos 161; filing 20251013163438NAL0001604737001, received 2025-10-13
Investment advisory and management fees$59,789Schedule H, line 2i(5); INVST_MGMT_FEES_AMT pos 107; filing 20251013163438NAL0001604737001, received 2025-10-13
Administrative expenses excluding investment management$153,857derived, admin_expenses (2i(12)) minus invst_mgmt_fees (2i(5)), floored at 0; filing 20251013163438NAL0001604737001, received 2025-10-13
Held in master trusts$0Schedule H, line 1c(11) col (b); INT_MASTER_TR_EOY_AMT pos 53; filing 20251013163438NAL0001604737001, received 2025-10-13
Held in common/collective trusts$1,697,323,362Schedule H, line 1c(9) col (b); INT_COMMON_TR_EOY_AMT pos 51; filing 20251013163438NAL0001604737001, received 2025-10-13
Held in mutual funds$708,141,300Schedule H, line 1c(13) col (b); INT_REG_INVST_CO_EOY_AMT pos 55; filing 20251013163438NAL0001604737001, received 2025-10-13
Independent auditorWITHUM BROWN AND SMITH PCSchedule H, Part III line 3a; ACCOUNTANT_FIRM_NAME pos 116; filing 20251013163438NAL0001604737001, received 2025-10-13

Position = column in the DOL layout for form year 2024. Filing 20251013163438NAL0001604737001, received 2025-10-13.

Service providers paid directly by the plan

ProviderRelationshipService codesDirect compensationIndirect
EMPOWER ANNUITY INS CO OF AMERICArecordkeeperRECORDKEEPER 64 Recordkeeping fees $340,002yes
EMPOWER ADVISORY GROUP, LLCINVESTMENT MGMT 28 Investment management $158,493no
AON INVESTMENTS USA INCINVESTMENT ADVISOR 27 Investment advisory (plan) $78,703no
SAGEVIEW ADVISORY GROUP, LLCINVESTMENT ADVISOR 27 Investment advisory (plan) $52,500no
FIDELITY INVESTMENTS INSTITUTIONALrecordkeeperRECORDKEEPER 37 Participant loan processing; 60 Sub-transfer agency fees; 64 Recordkeeping fees; 65 Account maintenance fees; 71 Securities brokerage commissions and fees $41,488yes
STRATEGIC ADVISORS, INC.ADVISOR 27 Investment advisory (plan) $33,539no
MOSS ADAMS LLPAUDITOR 10 Accounting (including auditing) $29,400no

Schedule C Part I line 2: name (a), service codes (b), relationship (c), direct compensation paid by the plan (d), indirect compensation received (e). Filing 20251013163438NAL0001604737001, received 2025-10-13.

What changed since the 2023 plan year

Figure20232024Change
Total assets$2,224,615,107$2,476,282,30211.3%
Participants with a balance10,48110,063-4.0%
Administrative expenses$829,981$213,646-74.3%
Recordkeeping fees per participant$43.04$15.29-64.5%
Employer contributions$4,602,018$26,408,521473.8%

Prior filing 20240918111637NAL0009363154001, received 2024-09-18; the plan years are contiguous.

Alerts, claims and corrections

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Sponsor name as filed: WESTERN DIGITAL CORPORATION; SEC registrant: WESTERN DIGITAL CORP (CIK 106040, matched by EIN; display name from the Form 10-K cover).