Olin 401(k) and pension plans

Olin Corporation, Clayton, MO. EIN 13-1872319. Annual reports 2009–2025.

Olin Corporation has 3 active retirement plans on file. The largest is the Olin Corporation Retirement Savings Plan, with 9,102 participants and $1.5 billion in assets in 2025. Empower is its recordkeeper.

Active plans
3
Participants
28,755
Plan assets
$3.5 billion
401(k) recordkeeper
Empower
Plans on file
3
Industry
Manufacturing

All 3 plans

Active plans first

Olin Corporation Retirement Savings Plan

401(k) with ESOPActive

Active. The plan filed its annual report for the 2025 plan year.

Plan number
032Employer EIN 13-1872319
Participants (2025)
9,102
Net assets (2025)
$1.5 billion
Recordkeeper
EmpowerEarlier: Voya (2009–2024)
Plan administrator
Olin Corporation
190 Carondelet Plaza Suite 1530
Clayton, MO 63105
(314) 480-1400As filed for 2025
In effect since
July 1, 1964

Earlier plan names: Olin Corporation Contributing Employee Ownership Plan.

Year by year, 2009 to 2025
Plan yearParticipantsNet assetsRecordkeeper
20259,102$1.5 billionEmpower
20249,055$1.4 billionVoya
20238,479$1.3 billionVoya
20228,992$1.1 billionVoya
20218,703$1.3 billionVoya
20208,924$1.0 billionVoya
20197,215$931 millionVoya
20187,785$764 millionVoya
20177,749$827 millionVoya
20167,629$686 millionVoya
20157,394$588 millionVoya
20145,952$561 millionVoya
20135,960$557 millionVoya
20125,971$478 millionVoya
20115,909$434 millionVoya
20105,988$432 millionVoya
20096,021$382 millionVoya

Olin Corporation Employees Pension Plan

Pension (defined benefit), frozenActive

Active. The plan filed its annual report for the 2024 plan year.

Plan number
002Employer EIN 13-1872319
Participants (2024)
18,546
Net assets (2024)
$1.8 billion
Administered by
LIFESTATUS3602020–2024
Plan administrator
Pension and Ceop Administrative Committee
190 Carondelet Plaza, Suite 1350
ST. Louis, MO 63105
(314) 480-1400As filed for 2024
In effect since
January 1, 1967
Year by year, 2009 to 2024
Plan yearParticipantsNet assetsRecordkeeper
202418,546$1.8 billionLIFESTATUS360
202319,133$1.9 billionLIFESTATUS360
202219,699$1.8 billionLIFESTATUS360
202120,316$2.4 billionLIFESTATUS360
202020,884$2.4 billionLIFESTATUS360
201921,566$2.1 billionnot listed
201822,193$1.9 billionnot listed
201722,707$2.2 billionnot listed
201523,828$1.9 billionnot listed
201422,380$1.9 billionnot listed
201322,804$1.8 billionnot listed
201223,275$1.9 billionnot listed
201123,800$1.8 billionnot listed
201024,546$1.7 billionnot listed
200925,147$1.7 billionnot listed

The Goco Pension Plan

Pension (defined benefit), frozenActive

Active. The plan filed its annual report for the 2024 plan year.

Plan number
081Employer EIN 13-1872319
Participants (2024)
1,107
Net assets (2024)
$146 million
Plan administrator
Pension and Ceop Administrative Committee
190 Carondelet Plaza, Suite 1530
ST. Louis, MO 63105
(314) 480-1400As filed for 2024
In effect since
January 1, 1961
Year by year, 2009 to 2024
Plan yearParticipantsNet assetsRecordkeeper
20241,107$146 millionnot listed
20231,158$150 millionnot listed
20221,214$151 millionnot listed
20211,274$178 millionnot listed
20201,324$187 millionnot listed
20191,388$177 millionnot listed
20181,437$173 millionnot listed
20171,483$182 millionnot listed
20161,528$185 millionnot listed
20151,571$191 millionnot listed
20141,619$201 millionnot listed
20131,660$195 millionnot listed
20121,726$219 millionnot listed
20111,718$221 millionnot listed
20101,775$203 millionnot listed
20091,802$200 millionnot listed

If you had money in one of these plans

  1. Call Empower (empower.com), which runs the Olin Corporation Retirement Savings Plan. With your Social Security number and the plan name, it can tell you whether you still have a balance and, if not, where it went.
  2. Or call the plan administrator listed on the plan below ((314) 480-1400). That number was filed for 2025; ask for the benefits or retirement plan office.
  3. Still stuck? The Department of Labor's benefits advisers help for free: askebsa.dol.gov or 1-866-444-3272. Never pay anyone to find your own money.

What these numbers are

Sources: U.S. Department of Labor, Form 5500 datasets and PBGC trusteed plans. How we read them.

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