401(k) · DOL Form 5500 · 2023

Houghton Mifflin Harcourt Publishing Company 401(k) Plan

Data updated 2026-08-11

$583M
Total assets
2,154
Participants
98th
Percentile by assets
$270,741
Avg per participant
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Official DOL plan name: Houghton Mifflin 401(k) Savings Plan · Sponsored by Houghton Mifflin Harcourt Publishing Company · Massachusetts · Information & Media

$583M in assets, 2,154 participants

Houghton Mifflin Harcourt Publishing Company's Houghton Mifflin 401(k) Savings Plan reported $583M in total assets and 2,154 participants in its 2023 DOL Form 5500 filing, ranking in the 98th 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.

  • 98th percentile by assets (of 127,072 plans)
  • #2,704 in Information & Media (2,818 peers)

Coverage in Massachusetts

Houghton Mifflin 401(k) Savings Plan covers 2,154 participants in Massachusetts, 3.3x the typical Massachusetts plan (state average ~659 per filing). Assets: $583M.

$583M
total plan assets (2023 EOY)
2,154
covered participants
98th
percentile by assets (of 127,072 plans)
$270,741
avg assets per participant

What changed between DOL Form 5500 filings

plan year 2022 → plan year 2023

  • Houghton Mifflin 401(k) Savings Plan reported net income rose from -$141M in the plan year 2022 filing to $104M in the plan year 2023 filing.
  • Houghton Mifflin 401(k) Savings Plan end-of-year assets rose from $479M in the plan year 2022 filing to $583M in the plan year 2023 filing.

See the national 2022→2023 release diff →

Participants vs Massachusetts filers

In Massachusetts, the average filing covers about 659 participants across 4,265 plans. Houghton Mifflin 401(k) Savings Plan reports 2,154 participants - 3.3x that state average ($583M EOY assets).

Massachusetts filing particulars

Total Assets (Beginning of Year)$479M
Net Assets (End of Year)$583M
Net Income$104M
Employer EIN041456030
Plan Effective Date1981-01-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Houghton Mifflin Harcourt Publishing Company)

$550M$600M$650M$700M$750M$800M 202220232024 $592M $756M ▲ +27.7%
Total plan assets by year, all Houghton Mifflin Harcourt Publishing Company plans on file
Year Plans Participants Total Assets
2022 2 2,393 $592M
2023 2 2,380 $698M
2024 2 3,097 $756M

Nearby 401(k) Plans in Massachusetts

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

Houghton Mifflin 401(k) Savings Plan vs. nearby 401(k) plans in Massachusetts, assets vs. participants

Houghton Mifflin 401(k) Savings Plan vs. nearby 401(k) plans in Massachusetts, assets vs. participants Scatter plot of 6 data points. -20000020000400006000080000 -10010203040 Total assets ($B) Participants Houghton Mifflin 401…Fidelity Retirement …Liberty Mutual 401(k…Massachusetts Instit…Boston Scientific Co…Philips North Americ…
Houghton Mifflin 401(k) Savings Plan vs. nearby 401(k) plans in Massachusetts, assets vs. participants

Similar-Sized 401(k) Plans Nationally

401(k) plans in other states closest to Houghton Mifflin 401(k) Savings Plan by total assets, not by location.

Frequently Asked Questions

How did Houghton Mifflin 401(k) Savings Plan assets move in 2023?
Houghton Mifflin 401(k) Savings Plan grew sharply - up 21.8% during 2023, from $479M to $583M. Reported net income was $104M.
How have Houghton Mifflin Harcourt Publishing Company plan assets changed over time?
Across 3 plan years on file (2022-2024), Houghton Mifflin Harcourt Publishing Company's sponsor-wide assets grew 27.7%, from $592M to $756M.
Where does Houghton Mifflin 401(k) Savings Plan rank by assets among Form 5500 filers?
Houghton Mifflin 401(k) Savings Plan ranks in the 98th percentile by end-of-year assets among 127,072 plans that reported assets for plan year 2023 (in the top 5% of all filed plans by assets).
Which 401(k) plans are similar in size to Houghton Mifflin 401(k) Savings Plan?
Among 401(k) plans in other states, the closest by assets is Dot Holdings Co 401(k) and Profit Sharing Plan in MO ($583M, 6,814 participants).

Next read for Houghton Mifflin 401(k) Savings Plan

Filing takeaways

Ways to act on Houghton Mifflin 401(k) Savings Plan's numbers.

  • By total assets, Houghton Mifflin 401(k) Savings Plan ranks in the top 5% of all filed plans by assets. See the largest plans
  • Compare it side-by-side against 3 similar 401(k) plans in Massachusetts. Compare plans
  • Houghton Mifflin Harcourt Publishing Company's sponsor-wide assets have grown 27.7% since 2022 across 3 plan years on file. More Information & Media plans