Sk Hynix Memory Solutions America Inc. 401(k) Plan: Login, Facts & Contact Information

Sk Hynix Memory Solutions America Inc. 401(k) Plan Facts

Plan name
SK HYNIX MEMORY SOLUTIONS AMERICA INC. 401K PLAN
Plan type
401(k) with employer contributions
Plan sponsor
SK HYNIX MEMORY SOLUTIONS AMERICA INC.
Participants
500 (259 active employees)
Former employees with a balance
227
Plan assets
$107,830,892 at Dec 31, 2024
Average account balance
$232,896 across 463 accounts
Employer contributions
$2,040,834 in plan year 2024 (21% of all contributions)
Recordkeeper
Fidelity Investments Institutional
Plan year
Jan 1, 2024 – Dec 31, 2024
Plan established
Mar 1, 2004
✓ Employer contributions— Automatic enrollment✓ Default investment for undecided participants✓ Participants choose their own investments✓ Self-directed brokerage window— Profit sharing— Company stock (ESOP)

Source: Form 5500 for plan year 2024 (Jan 1, 2024 – Dec 31, 2024), filed Sep 26, 2025. Public filing with the U.S. Department of Labor.

Money in and out in plan year 2024

  • $9.54 million went into the plan in contributions, $2.04 million of it from the employer (21%).
  • $5.07 million was paid out to participants.
  • Investment and other income added $18.5 million.
  • Administrative expenses were $38,547, about $83 per account.

How the Sk Hynix Memory Solutions America Inc. 401(k) changed, 2019–2024

Plan yearParticipantsPlan assetsEmployer contributionsBenefits paid
2019497$45.4 million$1.18 million$1.69 million
2020546$60.4 million$2.03 million$3.52 million
2021505$75.7 million$1.97 million$3.65 million
2022495$64.3 million$2.09 million$1.70 million
2023519$85.0 million$2.13 million$3.81 million
2024500$107.8 million$2.04 million$5.07 million

Sk Hynix Memory Solutions America Inc. 401(k) Contact Information

Phone
408-514-3500
Mailing address
3103 NORTH FIRST STREET, SAN JOSE CA 95134
Plan sponsor
SK HYNIX MEMORY SOLUTIONS AMERICA INC.
Employer identification number (EIN)
65-1219928
Plan number
001

Questions about the Sk Hynix Memory Solutions America Inc. 401(k)

Does Sk Hynix Memory Solutions America Inc contribute to the 401(k)?

Yes. The plan reports an employer contribution arrangement. In plan year 2024 the employer contributed $2.04 million, 21% of all contributions.

Does the Sk Hynix Memory Solutions America Inc 401(k) have automatic enrollment?

No. The plan does not report automatic enrollment; employees enroll themselves.

How many people are in the Sk Hynix Memory Solutions America Inc 401(k) plan?

500 participants at the start of plan year 2024, 259 of them active employees, and 227 former employees who still had money in the plan.

What is the average 401(k) balance at Sk Hynix Memory Solutions America Inc?

About $232,896 per account: $107.8 million in plan assets across 463 accounts with a balance at the end of plan year 2024.

Who manages the Sk Hynix Memory Solutions America Inc 401(k) accounts?

Fidelity NetBenefits (listed on the filing as FIDELITY INVESTMENTS INSTITUTIONAL) is the plan's recordkeeper, which is where participants log in to see their balance.

I no longer work at Sk Hynix Memory Solutions America Inc. How do I access my 401(k)?

Your account stays with Fidelity NetBenefits after you leave, so you can log in with the same credentials. If your balance was small, the plan may have rolled it into an IRA in your name. If you can't find it, Beagle can locate it for you.

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