401k Record

Employers › Kaiser Aluminum Investments

Kaiser Aluminum Investments 401(k)

Total assets, end of year · largest plan, Kaiser Aluminum Investments Company Savings and Investment Plan · plan year 2024

$247,232,240

1,405 participants with a balance. This filing reports no recordkeeping fee and no administrative expenses excluding investment management, so there is no headline cost figure.

Source

Schedule H, Part I line 1f col (b); TOT_ASSETS_EOY_AMT pos 61; filing 20250731144826NAL0002654755001, received 2025-07-31
participants_with_balance: Form 5500, line 6g(2); PARTCP_ACCOUNT_BAL_CNT pos 78; filing 20250731144826NAL0002654755001, received 2025-07-31

Percentiles compare this plan with the Schedule H plans $50 to 250M 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 2025-07-31.

Largest plan, all six figures: Kaiser Aluminum Investments Company Savings and Investment Plan

Recordkeeping fees per participant

not reported

Not reported on this filing.

Administrative expenses excluding investment management, per participant

$0.00

Fewer than 50 comparable plans report this figure; no percentile.

Source

= $0 / 1,405
derived, admin_expenses (2i(12)) minus invst_mgmt_fees (2i(5)), floored at 0; filing 20250731144826NAL0002654755001, received 2025-07-31
participants_with_balance: Form 5500, line 6g(2); PARTCP_ACCOUNT_BAL_CNT pos 78; filing 20250731144826NAL0002654755001, received 2025-07-31

Administrative expenses per participant

$38.11

10th: $29.39median $132.8490th: $350.58

Higher than 13% of the 9,042 plans $50 to 250M that report it.

Source

= $53,539 / 1,405
Schedule H, line 2i(12) total administrative expenses; TOT_ADMIN_EXPENSES_AMT pos 109; filing 20250731144826NAL0002654755001, received 2025-07-31
participants_with_balance: Form 5500, line 6g(2); PARTCP_ACCOUNT_BAL_CNT pos 78; filing 20250731144826NAL0002654755001, received 2025-07-31

Administrative expenses as a share of assets

0.022%

10th: 0.022%median 0.136%90th: 0.326%

Higher than 10% of the 9,049 plans $50 to 250M that report it.

Source

= $53,539 / $247,232,240
Schedule H, line 2i(12) total administrative expenses; TOT_ADMIN_EXPENSES_AMT pos 109; filing 20250731144826NAL0002654755001, received 2025-07-31
assets_eoy: Schedule H, Part I line 1f col (b); TOT_ASSETS_EOY_AMT pos 61; filing 20250731144826NAL0002654755001, received 2025-07-31

Employer contributions per participant

$5,249

10th: $965median $2,73890th: $8,164

Higher than 79% of the 9,105 plans $50 to 250M that report it.

Source

= $7,374,367 / 1,405
Schedule H, Part II line 2a(1)(A); EMPLR_CONTRIB_INCOME_AMT pos 68; filing 20250731144826NAL0002654755001, received 2025-07-31
participants_with_balance: Form 5500, line 6g(2); PARTCP_ACCOUNT_BAL_CNT pos 78; filing 20250731144826NAL0002654755001, received 2025-07-31

Employer share of total contributions

43.0%

10th: 15.6%median 29.5%90th: 50.6%

Higher than 81% of the 9,112 plans $50 to 250M that report it.

Source

= $7,374,367 / $17,141,596
Schedule H, Part II line 2a(1)(A); EMPLR_CONTRIB_INCOME_AMT pos 68; filing 20250731144826NAL0002654755001, received 2025-07-31
total_contrib: Schedule H, line 2a(3); TOT_CONTRIB_AMT pos 72; filing 20250731144826NAL0002654755001, received 2025-07-31

97.7% of this plan's assets are held in a master trust. Costs reported at the trust level and allocated by the plan's share: administrative expenses $0 ($38.11 per participant including the plan's own Schedule H). Benchmarks and percentiles use the plan's own Schedule H only.

Plan terms, as stated in Kaiser Aluminum Investments Co's SEC filings

Plan terms are not published in public filings.

Plans sponsored

PlanAssetsParticipants with a balanceHeadlineYear
Kaiser Aluminum Investments Company Savings and Investment Plan$247,232,2401,405 2024
Kaiser Aluminum Investments Company Hourly Savings and Investment Plan$196,655,2962,531 $13.37 recordkeeping fees per participant2024

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Sponsor name as filed: KAISER ALUMINUM INVESTMENTS COMPANY; SEC registrant: Kaiser Aluminum Investments Co (CIK 1552578, matched by EIN).