401(k) · DOL Form 5500 · 2022

Impinj, Inc. 401(k) Plan

Data updated 2026-08-25

$40M
Total assets Below avg plan size
306
Participants Below avg headcount
86th
Percentile by assets National rank
$130,740
Avg per participant Near avg balance/head
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Official DOL plan name: Impinj, Inc. 401(k) Plan · Sponsored by Impinj, Inc. · Washington · Manufacturing

$40M in assets, 306 participants

Impinj, Inc.'s Impinj, Inc. 401(k) Plan reported $40M in total assets and 306 participants in its 2022 DOL Form 5500 filing, ranking in the 86th percentile by assets among filed plans. Figures are as reported by the plan sponsor to the Department of Labor, not audited or endorsed by PlainRetire.

  • #16,409 in Manufacturing (20,602 peers)

Coverage in Washington

Impinj, Inc. 401(k) Plan covers 306 participants in Washington, about 21% of the average Washington filer (state average ~1,476 per filing). Assets: $40M.

#16,409
in Manufacturing (20,602 peers)
-5.5%
assets change YoY
0.4×
vs typical plan assets (national mean)

The plan reported a net loss of $2M for the year, a single-year figure driven by markets and benefit payments, not a measure of plan health.

Impinj, Inc. 401(k) Plan's outsized position by total assets

Impinj, Inc. 401(k) Plan vs every filed plan by assets

End-of-year total assets · plan year 2022 · DOL Form 5500

$40,006,419 Top 14% higher than 86% of 139,123 filed plans

This plan $0 $2,050,000,000 every filed plan with reported assets, bucketed by value

Dashed line + filled bar = this entry, among filed plans.

Source U.S. Department of Labor Form 5500 filings (EBSA) · plan year 2022

Impinj, Inc. 401(k) Plan among mid-size filed plans by headcount

Plan-year 2022 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. Impinj, Inc. 401(k) Plan sits mid-pack in the medium band (306 participants).

DOL schedule card

Filing strip 912041398 · Impinj, Inc. PY 2022 · 401(k)

Impinj, Inc. 401(k) Plan · $40M · 306 · 86th

  • PCT $40M
  • EIN 306
  • RANK 86th
  • PHOTO 401(k)
  • IND near Slakey Brothers, Inc. Profit Sharing 401(k) Plan
  • EOY ind #16409

Stamps derive from this plan's Form 5500 line items (assets, participants, type, EIN, cohort placement) - not a quality rating of the sponsor. Read with Manufacturing retirement plans → · Plans in Washington →

Impinj, Inc. 401(k) Plan in the asset neighbourhood

Impinj, Inc. 401(k) Plan$40MSlakey Brothers, Inc. Profit Sharing 401(k) PlanSlakey Brothers, Inc. Profit…$40MCenterview Partners LLC 401(k) Profit Sharing Plan & TrustCenterview Partners LLC 401(…$40MNsm Insurance Group 401(k) PlanNsm Insurance Group 401(k) P…$40MApco Holdings 401(k) Plan$40M
End-of-year total assets ($M) among Impinj, Inc. 401(k) Plan and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2022.

Washington filing particulars

Total Assets (Beginning of Year)$42M
Net Assets (End of Year)$40M
Net Income-$2M
Employer EIN912041398
Plan Effective Date2001-01-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Impinj, Inc.)

Sponsor-wide plan assets over time

All Impinj, Inc. plans reported in each filing year

Latest sponsor-wide plan assets
$71M 77.77698873773231% vs 2022
2024 filing year
$30M$40M$50M$60M$70M$80M 202220232024 $40M $71.1M ▲ +77.8%
Year Plans Participants Total Assets
2022 1 306 $40M
2023 1 342 $57M
2024 1 374 $71M

Nearby 401(k) Plans in Washington

Peer 401(k) plans, same state, same plan type, ranked by total assets.

Impinj, Inc. 401(k) Plan vs. nearby 401(k) plans in Washington, assets vs. participants Scatter plot of 6 data points. -500000050000010000001500000 -20020406080 Total assets ($B) Participants Impinj, Inc. 401(k) Plan, Total assets ($B): 0.040006419 · Participants: 306Impinj, Inc. 401(k) PlanThe Boeing Company 401(k) Retirement Plan, Total assets ($B): 63.503643295 · Participants: 118434The Boeing Company 401(k) Retirement PlanMicrosoft Corporation Savings Plus 401(k) Plan, Total assets ($B): 39.602667639 · Participants: 109797Microsoft Corporation Savings Plus 401(k) PlanCostco 401(k) Retirement Plan, Total assets ($B): 25.912962472 · Participants: 181505Costco 401(k) Retirement PlanAmazon 401(k) Plan, Total assets ($B): 17.732345025 · Participants: 1230308Amazon 401(k) PlanT-Mobile USA, Inc. 401(k) Retirement Savings Plan & Trust, Total assets ($B): 7.280031396 · Participants: 75797T-Mobile USA, Inc. 401(k) Retirement Savings Plan & Trust
Impinj, Inc. 401(k) Plan vs. nearby 401(k) plans in Washington, assets vs. participants
Compare Impinj, Inc. 401(k) Plan side-by-side with 3 peers →

Impinj, Inc. 401(k) Plan's out-of-state 401(k) peers by assets and headcount

Outside Washington, the nearest 401(k) by assets is Slakey Brothers, Inc. Profit Sharing 401(k) Plan in CA ($40M); by covered participants it is Anderson Dahlen, Inc. 401(k) & Profit Sharing Plan in MN (306 participants). Same-state nearby plans are listed separately above.

Closest by plan assets

Nearest other-state filings by tot_assets_eoy ($40M here).

Similar participant headcount

Nearest other-state filings by covered participants (306 participants); asset peers above are excluded.

DOL Form 5500 plan year 2022. Asset totals can differ widely at the same headcount; neither axis is a quality rating.

Frequently Asked Questions

How did Impinj, Inc. 401(k) Plan assets move in 2022? ▼
Impinj, Inc. 401(k) Plan pulled back noticeably - down 5.5% during 2022, from $42M to $40M. Reported net income was -$2M.
How have Impinj, Inc. plan assets changed over time? ▼
Across 3 plan years on file (2022-2024), Impinj, Inc.'s sponsor-wide assets grew 77.8%, from $40M to $71M.
Where does Impinj, Inc. 401(k) Plan rank by assets among Form 5500 filers? ▼
Impinj, Inc. 401(k) Plan ranks in the 86th percentile by end-of-year assets among 139,126 plans that reported assets for plan year 2022 (in the top quartile of all filed plans by assets).
Which 401(k) plans are similar in size to Impinj, Inc. 401(k) Plan? ▼
Among 401(k) plans in other states, the closest by assets is Slakey Brothers, Inc. Profit Sharing 401(k) Plan in CA ($40M, 502 participants).
Which 401(k) plans cover a similar participant headcount to Impinj, Inc. 401(k) Plan? ▼
Among 401(k) plans in other states, the closest by covered participants is Anderson Dahlen, Inc. 401(k) & Profit Sharing Plan in MN (306 participants, N/A in assets).

Source: U.S. Department of Labor, Employee Benefits Security Administration (EBSA), Form 5500 public disclosure dataset. Plan year 2022.

Source: DOL EFAST2 filing system (efast.dol.gov) - original filing retrieval by EIN 912041398.

Read our methodology - how this data is sourced, computed, and verified.

Data sourced from U.S. Department of Labor Form 5500 filings (EBSA). See our methodology for details.