401k Record

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Insmed 401(k)

Recordkeeping fees per participant · Insmed, Inc. 401(k) Plan and Trust · plan year 2024

$45.82

Higher than 33% of the 5,847 plans $50 to 250M that report it.

Source

= $50,725 / 1,107
Schedule H, line 2i(3); OTH_RECORDKEEPING_FEES_AMT pos 160; filing 20251010154202NAL0018416498001, received 2025-10-10
participants_with_balance: Form 5500, line 6g(2); PARTCP_ACCOUNT_BAL_CNT pos 78; filing 20251010154202NAL0018416498001, received 2025-10-10

10th: $10.22median $69.9190th: $151.08

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 2025-10-10.

Cost and contributions

Administrative expenses excluding investment management, per participant

$45.82

10th: $16.21median $93.2090th: $246.84

Higher than 23% of the 8,758 plans $50 to 250M that report it.

Source

= $50,725 / 1,107
derived, admin_expenses (2i(12)) minus invst_mgmt_fees (2i(5)), floored at 0; filing 20251010154202NAL0018416498001, received 2025-10-10
participants_with_balance: Form 5500, line 6g(2); PARTCP_ACCOUNT_BAL_CNT pos 78; filing 20251010154202NAL0018416498001, received 2025-10-10

Administrative expenses per participant

$45.82

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

Higher than 15% of the 9,042 plans $50 to 250M that report it.

Source

= $50,725 / 1,107
Schedule H, line 2i(12) total administrative expenses; TOT_ADMIN_EXPENSES_AMT pos 109; filing 20251010154202NAL0018416498001, received 2025-10-10
participants_with_balance: Form 5500, line 6g(2); PARTCP_ACCOUNT_BAL_CNT pos 78; filing 20251010154202NAL0018416498001, received 2025-10-10

Administrative expenses as a share of assets

0.038%

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

Higher than 15% of the 9,049 plans $50 to 250M that report it.

Source

= $50,725 / $134,151,587
Schedule H, line 2i(12) total administrative expenses; TOT_ADMIN_EXPENSES_AMT pos 109; filing 20251010154202NAL0018416498001, received 2025-10-10
assets_eoy: Schedule H, Part I line 1f col (b); TOT_ASSETS_EOY_AMT pos 61; filing 20251010154202NAL0018416498001, received 2025-10-10

Employer contributions per participant

$6,668

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

Higher than 86% of the 9,105 plans $50 to 250M that report it.

Source

= $7,381,609 / 1,107
Schedule H, Part II line 2a(1)(A); EMPLR_CONTRIB_INCOME_AMT pos 68; filing 20251010154202NAL0018416498001, received 2025-10-10
participants_with_balance: Form 5500, line 6g(2); PARTCP_ACCOUNT_BAL_CNT pos 78; filing 20251010154202NAL0018416498001, received 2025-10-10

Employer share of total contributions

21.6%

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

Higher than 24% of the 9,112 plans $50 to 250M that report it.

Source

= $7,381,609 / $34,095,979
Schedule H, Part II line 2a(1)(A); EMPLR_CONTRIB_INCOME_AMT pos 68; filing 20251010154202NAL0018416498001, received 2025-10-10
total_contrib: Schedule H, line 2a(3); TOT_CONTRIB_AMT pos 72; filing 20251010154202NAL0018416498001, received 2025-10-10

Plan terms, as stated in Insmed Incorporated's SEC filings

Employer match

“During the year ended December 31, 2025, the Company matched 100% of eligible employee contributions on the first 5% of employee compensation (up to the IRS maximum).”

Form 10-K filed 2026-02-19, for the year ended 2025-12-31 · benefits note, 10-K benefits note · source document

Terms quoted from the filing for the year ended 2025-12-31. 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 · 2T default investment (QDIA) · 3D IRS pre-approved plan · 3F · Form 5500, line 8a; TYPE_PENSION_BNFT_CODE pos 81; filing 20251010154202NAL0018416498001, received 2025-10-10

Full record, Insmed, Inc. 401(k) Plan and Trust

FieldValueSource
Plan sponsorINSMED INCORPRATEDForm 5500, Part II line 2a; SPONSOR_DFE_NAME pos 19; filing 20251010154202NAL0018416498001, received 2025-10-10
Plan nameINSMED, INC. 401(K) PLAN AND TRUSTForm 5500, line 1a; PLAN_NAME pos 16; filing 20251010154202NAL0018416498001, received 2025-10-10
Sponsor EIN / plan number54-1972729 / 001Form 5500, line 2b; SPONS_DFE_EIN pos 44; filing 20251010154202NAL0018416498001, received 2025-10-10
Plan typesingle-employerForm 5500, Part I line A; TYPE_PLAN_ENTITY_CD pos 4; filing 20251010154202NAL0018416498001, received 2025-10-10
Sponsor locationBRIDGEWATER, NJForm 5500, line 2a; SPONS_DFE_MAIL_US_STATE pos 25; filing 20251010154202NAL0018416498001, received 2025-10-10
Industry (business code)541700, Professional, scientific, and technical servicesForm 5500, line 2d; BUSINESS_CODE pos 46; filing 20251010154202NAL0018416498001, received 2025-10-10
Plan year2024-01-01 to 2024-12-31Form 5500, Part I plan year; FORM_PLAN_YEAR_BEGIN_DATE pos 2; filing 20251010154202NAL0018416498001, received 2025-10-10
Filing received2025-10-10Form 5500, EFAST2 receipt date; DATE_RECEIVED pos 102; filing 20251010154202NAL0018416498001, received 2025-10-10
Final filingnoForm 5500, Part I line B; FINAL_FILING_IND pos 8; filing 20251010154202NAL0018416498001, received 2025-10-10
Amended filingnoForm 5500, Part I line B; AMENDED_IND pos 7; filing 20251010154202NAL0018416498001, received 2025-10-10
Participants, beginning of year850Form 5500, line 5; TOT_PARTCP_BOY_CNT pos 71; filing 20251010154202NAL0018416498001, received 2025-10-10
Active participants1,018Form 5500, line 6a(2); TOT_ACTIVE_PARTCP_CNT pos 72; filing 20251010154202NAL0018416498001, received 2025-10-10
Participants, end of year1,159Form 5500, line 6f; TOT_ACT_RTD_SEP_BENEF_CNT pos 77; filing 20251010154202NAL0018416498001, received 2025-10-10
Participants with an account balance1,107Form 5500, line 6g(2); PARTCP_ACCOUNT_BAL_CNT pos 78; filing 20251010154202NAL0018416498001, received 2025-10-10
Total assets, beginning of year$92,451,480Schedule H, Part I line 1f col (a); TOT_ASSETS_BOY_AMT pos 30; filing 20251010154202NAL0018416498001, received 2025-10-10
Total assets, end of year$134,151,587Schedule H, Part I line 1f col (b); TOT_ASSETS_EOY_AMT pos 61; filing 20251010154202NAL0018416498001, received 2025-10-10
Net assets, end of year$134,151,587Schedule H, line 1l col (b); NET_ASSETS_EOY_AMT pos 67; filing 20251010154202NAL0018416498001, received 2025-10-10
Total income$48,768,984Schedule H, Part II line 2d; TOT_INCOME_AMT pos 97; filing 20251010154202NAL0018416498001, received 2025-10-10
Net income$41,700,107Schedule H, line 2k; NET_INCOME_AMT pos 111; filing 20251010154202NAL0018416498001, received 2025-10-10
Employer contributions$7,381,609Schedule H, Part II line 2a(1)(A); EMPLR_CONTRIB_INCOME_AMT pos 68; filing 20251010154202NAL0018416498001, received 2025-10-10
Participant contributions$14,331,908Schedule H, line 2a(1)(B); PARTICIPANT_CONTRIB_AMT pos 69; filing 20251010154202NAL0018416498001, received 2025-10-10
Other contributions (incl. rollovers)$12,382,462Schedule H, line 2a(1)(C); OTH_CONTRIB_RCVD_AMT pos 70; filing 20251010154202NAL0018416498001, received 2025-10-10
Total contributions$34,095,979Schedule H, line 2a(3); TOT_CONTRIB_AMT pos 72; filing 20251010154202NAL0018416498001, received 2025-10-10
Benefit payments$7,000,980Schedule H, line 2e(4); TOT_DISTRIB_BNFT_AMT pos 101; filing 20251010154202NAL0018416498001, received 2025-10-10
Total expenses (incl. benefit payments)$7,068,877Schedule H, line 2j; TOT_EXPENSES_AMT pos 110; filing 20251010154202NAL0018416498001, received 2025-10-10
Total administrative expenses$50,725Schedule H, line 2i(12) total administrative expenses; TOT_ADMIN_EXPENSES_AMT pos 109; filing 20251010154202NAL0018416498001, received 2025-10-10
Contract administrator fees$0Schedule H, line 2i(2); CONTRACT_ADMIN_FEES_AMT pos 106; filing 20251010154202NAL0018416498001, received 2025-10-10
Recordkeeping fees$50,725Schedule H, line 2i(3); OTH_RECORDKEEPING_FEES_AMT pos 160; filing 20251010154202NAL0018416498001, received 2025-10-10
IQPA audit fees$0Schedule H, line 2i(4); IQPA_AUDIT_FEES_AMT pos 161; filing 20251010154202NAL0018416498001, received 2025-10-10
Investment advisory and management fees$0Schedule H, line 2i(5); INVST_MGMT_FEES_AMT pos 107; filing 20251010154202NAL0018416498001, received 2025-10-10
Administrative expenses excluding investment management$50,725derived, admin_expenses (2i(12)) minus invst_mgmt_fees (2i(5)), floored at 0; filing 20251010154202NAL0018416498001, received 2025-10-10
Held in master trusts$0Schedule H, line 1c(11) col (b); INT_MASTER_TR_EOY_AMT pos 53; filing 20251010154202NAL0018416498001, received 2025-10-10
Held in common/collective trusts$67,977,423Schedule H, line 1c(9) col (b); INT_COMMON_TR_EOY_AMT pos 51; filing 20251010154202NAL0018416498001, received 2025-10-10
Held in mutual funds$60,143,949Schedule H, line 1c(13) col (b); INT_REG_INVST_CO_EOY_AMT pos 55; filing 20251010154202NAL0018416498001, received 2025-10-10
Independent auditorBDO USA, P.C.Schedule H, Part III line 3a; ACCOUNTANT_FIRM_NAME pos 116; filing 20251010154202NAL0018416498001, received 2025-10-10

Position = column in the DOL layout for form year 2024. Filing 20251010154202NAL0018416498001, received 2025-10-10.

Service providers paid directly by the plan

ProviderRelationshipService codesDirect compensationIndirect
FIDELITY INVESTMENTS INSTITUTIONALrecordkeeperRECORDKEEPER 37 Participant loan processing; 64 Recordkeeping fees; 65 Account maintenance fees $50,725yes

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 20251010154202NAL0018416498001, received 2025-10-10.

What changed since the 2023 plan year

Figure20232024Change
Total assets$92,451,480$134,151,58745.1%
Participants with a balance8281,10733.7%
Administrative expenses$48,059$50,7255.5%
Recordkeeping fees per participant$58.04$45.82-21.1%
Employer contributions$5,462,139$7,381,60935.1%

Prior filing 20241010140914NAL0020260577001, received 2024-10-10; the plan years are contiguous.

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Sponsor name as filed: INSMED INCORPRATED; SEC registrant: INSMED Inc (CIK 1104506, matched by EIN; display name from the Form 10-K cover).