401k Record

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Altair Engineering 401(k)

Recordkeeping fees per participant · Altair Salary Reduction Profit Sharing Plan · plan year 2024

$9.06

Higher than 8% of the 1,697 plans $250M to 1B that report it.

Source

= $13,285 / 1,467
Schedule H, line 2i(3); OTH_RECORDKEEPING_FEES_AMT pos 160; filing 20251005101254NAL0001440739001, received 2025-10-05
participants_with_balance: Form 5500, line 6g(2); PARTCP_ACCOUNT_BAL_CNT pos 78; filing 20251005101254NAL0001440739001, received 2025-10-05

10th: $11.56median $49.9890th: $89.63

Percentiles compare this plan with the Schedule H plans $250M to 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 2025-10-05.

Cost and contributions

Administrative expenses excluding investment management, per participant

$24.46

10th: $18.52median $67.2190th: $147.71

Higher than 13% of the 2,324 plans $250M to 1B that report it.

Source

= $35,880 / 1,467
derived, admin_expenses (2i(12)) minus invst_mgmt_fees (2i(5)), floored at 0; filing 20251005101254NAL0001440739001, received 2025-10-05
participants_with_balance: Form 5500, line 6g(2); PARTCP_ACCOUNT_BAL_CNT pos 78; filing 20251005101254NAL0001440739001, received 2025-10-05

Administrative expenses per participant

$143.75

10th: $27.95median $88.2590th: $203.68

Higher than 79% of the 2,405 plans $250M to 1B that report it.

Source

= $210,880 / 1,467
Schedule H, line 2i(12) total administrative expenses; TOT_ADMIN_EXPENSES_AMT pos 109; filing 20251005101254NAL0001440739001, received 2025-10-05
participants_with_balance: Form 5500, line 6g(2); PARTCP_ACCOUNT_BAL_CNT pos 78; filing 20251005101254NAL0001440739001, received 2025-10-05

Administrative expenses as a share of assets

0.080%

10th: 0.018%median 0.073%90th: 0.183%

Higher than 55% of the 2,407 plans $250M to 1B that report it.

Source

= $210,880 / $262,809,004
Schedule H, line 2i(12) total administrative expenses; TOT_ADMIN_EXPENSES_AMT pos 109; filing 20251005101254NAL0001440739001, received 2025-10-05
assets_eoy: Schedule H, Part I line 1f col (b); TOT_ASSETS_EOY_AMT pos 61; filing 20251005101254NAL0001440739001, received 2025-10-05

Employer contributions per participant

$1,026

10th: $1,169median $3,07390th: $8,346

Higher than 8% of the 2,457 plans $250M to 1B that report it.

Source

= $1,505,168 / 1,467
Schedule H, Part II line 2a(1)(A); EMPLR_CONTRIB_INCOME_AMT pos 68; filing 20251005101254NAL0001440739001, received 2025-10-05
participants_with_balance: Form 5500, line 6g(2); PARTCP_ACCOUNT_BAL_CNT pos 78; filing 20251005101254NAL0001440739001, received 2025-10-05

Employer share of total contributions

8.0%

10th: 17.5%median 31.1%90th: 48.7%

Higher than 2% of the 2,459 plans $250M to 1B that report it.

Source

= $1,505,168 / $18,783,160
Schedule H, Part II line 2a(1)(A); EMPLR_CONTRIB_INCOME_AMT pos 68; filing 20251005101254NAL0001440739001, received 2025-10-05
total_contrib: Schedule H, line 2a(3); TOT_CONTRIB_AMT pos 72; filing 20251005101254NAL0001440739001, received 2025-10-05

Plan terms, as stated in Altair Engineering Inc.'s SEC filings

Vesting

“Such discretionary contributions vest ratably over five years of service.”

Form 10-K filed 2025-02-20, for the year ended 2024-12-31 · benefits note, 10-K benefits note · source document

Terms quoted from the filing for the year ended 2024-12-31. Figures cover plan year 2024. The plan document governs.

Plan features

2E profit-sharing · 2F ERISA 404(c) plan · 2G fully participant-directed · 2J 401(k) feature · 2K 401(m) arrangement · 2S pre-approved plan document · 2T default investment (QDIA) · 3B · 3D IRS pre-approved plan · 3H controlled-group sponsor · Form 5500, line 8a; TYPE_PENSION_BNFT_CODE pos 81; filing 20251005101254NAL0001440739001, received 2025-10-05

Full record, Altair Salary Reduction Profit Sharing Plan

FieldValueSource
Plan sponsorALTAIR ENGINEERING, INC.Form 5500, Part II line 2a; SPONSOR_DFE_NAME pos 19; filing 20251005101254NAL0001440739001, received 2025-10-05
Plan nameALTAIR SALARY REDUCTION PROFIT SHARING PLANForm 5500, line 1a; PLAN_NAME pos 16; filing 20251005101254NAL0001440739001, received 2025-10-05
Sponsor EIN / plan number38-2591828 / 001Form 5500, line 2b; SPONS_DFE_EIN pos 44; filing 20251005101254NAL0001440739001, received 2025-10-05
Plan typesingle-employerForm 5500, Part I line A; TYPE_PLAN_ENTITY_CD pos 4; filing 20251005101254NAL0001440739001, received 2025-10-05
Sponsor locationTROY, MIForm 5500, line 2a; SPONS_DFE_MAIL_US_STATE pos 25; filing 20251005101254NAL0001440739001, received 2025-10-05
Industry (business code)511210, InformationForm 5500, line 2d; BUSINESS_CODE pos 46; filing 20251005101254NAL0001440739001, received 2025-10-05
Plan year2024-01-01 to 2024-12-31Form 5500, Part I plan year; FORM_PLAN_YEAR_BEGIN_DATE pos 2; filing 20251005101254NAL0001440739001, received 2025-10-05
Filing received2025-10-05Form 5500, EFAST2 receipt date; DATE_RECEIVED pos 102; filing 20251005101254NAL0001440739001, received 2025-10-05
Final filingnoForm 5500, Part I line B; FINAL_FILING_IND pos 8; filing 20251005101254NAL0001440739001, received 2025-10-05
Amended filingnoForm 5500, Part I line B; AMENDED_IND pos 7; filing 20251005101254NAL0001440739001, received 2025-10-05
Participants, beginning of year1,602Form 5500, line 5; TOT_PARTCP_BOY_CNT pos 71; filing 20251005101254NAL0001440739001, received 2025-10-05
Active participants1,006Form 5500, line 6a(2); TOT_ACTIVE_PARTCP_CNT pos 72; filing 20251005101254NAL0001440739001, received 2025-10-05
Participants, end of year1,527Form 5500, line 6f; TOT_ACT_RTD_SEP_BENEF_CNT pos 77; filing 20251005101254NAL0001440739001, received 2025-10-05
Participants with an account balance1,467Form 5500, line 6g(2); PARTCP_ACCOUNT_BAL_CNT pos 78; filing 20251005101254NAL0001440739001, received 2025-10-05
Total assets, beginning of year$231,742,186Schedule H, Part I line 1f col (a); TOT_ASSETS_BOY_AMT pos 30; filing 20251005101254NAL0001440739001, received 2025-10-05
Total assets, end of year$262,809,004Schedule H, Part I line 1f col (b); TOT_ASSETS_EOY_AMT pos 61; filing 20251005101254NAL0001440739001, received 2025-10-05
Net assets, end of year$262,809,004Schedule H, line 1l col (b); NET_ASSETS_EOY_AMT pos 67; filing 20251005101254NAL0001440739001, received 2025-10-05
Total income$56,524,744Schedule H, Part II line 2d; TOT_INCOME_AMT pos 97; filing 20251005101254NAL0001440739001, received 2025-10-05
Net income$31,066,818Schedule H, line 2k; NET_INCOME_AMT pos 111; filing 20251005101254NAL0001440739001, received 2025-10-05
Employer contributions$1,505,168Schedule H, Part II line 2a(1)(A); EMPLR_CONTRIB_INCOME_AMT pos 68; filing 20251005101254NAL0001440739001, received 2025-10-05
Participant contributions$13,448,296Schedule H, line 2a(1)(B); PARTICIPANT_CONTRIB_AMT pos 69; filing 20251005101254NAL0001440739001, received 2025-10-05
Other contributions (incl. rollovers)$3,829,696Schedule H, line 2a(1)(C); OTH_CONTRIB_RCVD_AMT pos 70; filing 20251005101254NAL0001440739001, received 2025-10-05
Total contributions$18,783,160Schedule H, line 2a(3); TOT_CONTRIB_AMT pos 72; filing 20251005101254NAL0001440739001, received 2025-10-05
Benefit payments$25,247,046Schedule H, line 2e(4); TOT_DISTRIB_BNFT_AMT pos 101; filing 20251005101254NAL0001440739001, received 2025-10-05
Total expenses (incl. benefit payments)$25,457,926Schedule H, line 2j; TOT_EXPENSES_AMT pos 110; filing 20251005101254NAL0001440739001, received 2025-10-05
Total administrative expenses$210,880Schedule H, line 2i(12) total administrative expenses; TOT_ADMIN_EXPENSES_AMT pos 109; filing 20251005101254NAL0001440739001, received 2025-10-05
Contract administrator fees$0Schedule H, line 2i(2); CONTRACT_ADMIN_FEES_AMT pos 106; filing 20251005101254NAL0001440739001, received 2025-10-05
Recordkeeping fees$13,285Schedule H, line 2i(3); OTH_RECORDKEEPING_FEES_AMT pos 160; filing 20251005101254NAL0001440739001, received 2025-10-05
IQPA audit fees$22,595Schedule H, line 2i(4); IQPA_AUDIT_FEES_AMT pos 161; filing 20251005101254NAL0001440739001, received 2025-10-05
Investment advisory and management fees$175,000Schedule H, line 2i(5); INVST_MGMT_FEES_AMT pos 107; filing 20251005101254NAL0001440739001, received 2025-10-05
Administrative expenses excluding investment management$35,880derived, admin_expenses (2i(12)) minus invst_mgmt_fees (2i(5)), floored at 0; filing 20251005101254NAL0001440739001, received 2025-10-05
Held in master trusts$0Schedule H, line 1c(11) col (b); INT_MASTER_TR_EOY_AMT pos 53; filing 20251005101254NAL0001440739001, received 2025-10-05
Held in common/collective trusts$12,116,562Schedule H, line 1c(9) col (b); INT_COMMON_TR_EOY_AMT pos 51; filing 20251005101254NAL0001440739001, received 2025-10-05
Held in mutual funds$227,750,477Schedule H, line 1c(13) col (b); INT_REG_INVST_CO_EOY_AMT pos 55; filing 20251005101254NAL0001440739001, received 2025-10-05
Independent auditorPLANTE MORAN, PLLCSchedule H, Part III line 3a; ACCOUNTANT_FIRM_NAME pos 116; filing 20251005101254NAL0001440739001, received 2025-10-05

Position = column in the DOL layout for form year 2024. Filing 20251005101254NAL0001440739001, received 2025-10-05.

Service providers paid directly by the plan

ProviderRelationshipService codesDirect compensationIndirect
GREGORY J SCHWARTZ & COMPANY INCNONE 27 Investment advisory (plan) $175,000no
PLANTE AND MORAN PLLCNONE 10 Accounting (including auditing) $22,595no
EMPOWER ANNUITY INSURANCE CO.recordkeeperNONE 64 Recordkeeping fees $13,285no

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 20251005101254NAL0001440739001, received 2025-10-05.

What changed since the 2023 plan year

Figure20232024Change
Total assets$231,742,186$262,809,00413.4%
Participants with a balance1,5031,467-2.4%
Administrative expenses$198,931$210,8806.0%
Recordkeeping fees per participant$2.20$9.06311.7%
Employer contributions$1,519,926$1,505,168-1.0%

Prior filing 20241011125506NAL0022782801001, received 2024-10-11; the plan years are contiguous.

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Sponsor name as filed: ALTAIR ENGINEERING, INC.; SEC registrant: Altair Engineering Inc. (CIK 1701732, matched by EIN; display name from the Form 10-K cover).