Siban Holdings 401(k) match, vesting and fees
What Siban Holdings' 401(k) plan says about matching contributions
Plan features
Match, vesting and enrollment details have not been published from this plan's audit report yet. The figures below come from the structured filing.
| Recordkeeper | Human Interest Advisor LLC | Schedule C ↗ |
| Independent auditor | Frank, Rimerman + Co LLP (unmodified opinion, limited scope) | Schedule H ↗ |
| Plan type and status | 401(k) · Active | Form 5500 ↗ |
| Late participant contributions | Reported on the filing | Schedule H ↗ |
How the plan compares
Plan year 2025 medians for 612 defined-contribution plans in information with 100 to 499 participants.
| Siban Holdings: employer contribution per participant | $2,080 | |
| Peer median | $2,211 |
| Siban Holdings: average balance | $18,562 | |
| Peer median | $71,359 |
| Siban Holdings: admin expenses ÷ assets | 0.47% | |
| Peer median | 0.25% |
Admin expenses are the plan's reported administrative expenses divided by its assets; they do not include fund expense ratios.
Plan history
Plan assets went from $451K at the end of plan year 2021 to $5.4M at the end of plan year 2025.
| Plan year | Participants | Assets | Employer contributions | Per participant | Admin expense ratio | Match formula | Filing |
|---|---|---|---|---|---|---|---|
| 2025 | 330 | $5.4M | $605K | $2,080 | 0.47% | Not published | Form 5500 ↗ |
| 2024 | 423 | $3.7M | $536K | $1,327 | 0.45% | Not published | Form 5500 ↗ |
| 2023 | 358 | $2.5M | $452K | $1,457 | 0.42% | Not published | Form 5500 ↗ |
| 2022 | 273 | $1.3M | $371K | $1,442 | 0.44% | Not published | Form 5500 ↗ |
| 2021 | 148 | $451K | $118K | $860 | 0.10% | Not published | 5500-SF ↗ |
Common questions
Does Siban Holdings match 401(k) contributions?
The match terms for the Nabis 401(k) Plan have not been published from its filing yet. The plan year 2025 filing reports $605K in employer contributions, about $2,080 per participant. That total includes any match and profit-sharing; it is not a match formula.
When is the Siban Holdings 401(k) match vested?
The vesting schedule for the Nabis 401(k) Plan is not in the data published so far. Your Summary Plan Description states it.
Who manages the Siban Holdings 401(k)?
The recordkeeper listed on Schedule C of the plan year 2025 filing is Human Interest Advisor LLC. The plan administrator is Siban Holdings, Inc.
I left Siban Holdings. How do I find my old 401(k)?
Your account stays in the plan until you move it. Contact the plan administrator (Siban Holdings, Inc, (703) 966-4173) or the recordkeeper, Human Interest Advisor LLC. The Siban Holdings old 401(k) page lists the contacts from every plan filing. Find an old Siban Holdings 401(k)
Data from the public Form 5500 annual reports Siban Holdings filed with the U.S. Department of Labor (plan years 2021 and 2022 and 2023 and 2024 and 2025) and, where noted, the attached independent auditor's report. Plan terms may have changed since the filing; check your current Summary Plan Description. PlanFacts is not affiliated with Siban Holdings. Not financial advice. Report a correction · Methodology