South Dakota Investment Council
Position in AMTM — Amentum Holdings, Inc.
CIK 1538846
SIOUX FALLS, SD
Position in AMTM
as of Mar 31, 2026
· filed May 18, 2026
Position Value
$3,208,804
-$359,269 QoQ
Shares Held
123,037
0.0% QoQ
Ownership
0.050%
of shares outstanding
% of Portfolio
0.08%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Sep 2025
3 quarters on record
Voting authority
Sole 100.ToString("F0")%
Shared 0.ToString("F0")%
None 0.ToString("F0")%
Common Shares in AMTM Over Time
Shares Held
Position Value (USD)
Position in Specialty Business Services
Industrials · as of Mar 31, 2026South Dakota Investment Council holds $25,242,859 across 7 Specialty Business Services names. AMTM ranks #3 (12.7% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | GPN |
Global Payments Inc
|
177,169 | $11,923,473 | |
| 2 | ARMK |
Aramark
|
174,855 | $7,088,621 | |
| 3 | AMTM |
Amentum Holdings, Inc.
This page
|
123,037 | $3,208,804 | |
| 4 | DLB |
Dolby Laboratories, Inc.
|
15,805 | $949,248 | |
| 5 | CTAS |
Cintas Corp
|
5,132 | $868,026 | |
| 6 | MMS |
Maximus, Inc.
|
12,364 | $792,532 | |
| 7 | RBA |
Rb Global Inc.
|
4,300 | $412,155 |
All Filings in AMTM
Export CSV
3 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $3,208,804 | 123,037 | Shares | Sole | 2026-05-18 | |
| 2025-12-31 | $3,568,073 | 123,037 | Shares | Sole | 2026-02-12 | |
| 2025-09-30 | $1,542,859 | 64,420 | Shares | Sole | 2025-11-12 | |
| No filing history on record for this holder in this stock. | ||||||