Institutional Ownership
Olympic Steel Inc
CUSIP 68162K106COMZEUSQ1 2026
13D / 13G Filings
31
Schedule 13D/13G on record
Beneficial Filers
9
Distinct reporting persons
Largest Stake
19.0%
Max % of class reported
Institutional Holders
1
13F filers (latest quarter)
Beneficial Owners — Schedule 13D / 13G
31 filings · latest Oct 3, 2025
| # | Filed | Reporting Person | Form | % of Class | Shares | Filing |
|---|---|---|---|---|---|---|
| 1 | Oct 3, 2025 | Blackrock, Inc. | 13G/A | 10.8% | 1.21M | SEC |
| 2 | Jul 15, 2025 | Blackrock Portfolio Management LLC | 13G/A | 8.9% | 995.3K | SEC |
| 3 | Apr 23, 2025 | Blackrock, Inc. | 13G/A | 9.9% | 1.11M | SEC |
| 4 | Apr 15, 2025 | Blackrock Portfolio Management LLC | 13G | 7.0% | 784.0K | SEC |
| 5 | Feb 7, 2025 | Blackrock, Inc. | 13G/A | 11.7% | 1.30M | SEC |
| 6 | Jan 23, 2025 | Dimensional Fund Advisors LP | 13G/A | 7.3% | 810.6K | SEC |
| 7 | Jan 8, 2025 | Blackrock, Inc. | 13G | 18.3% | 2.04M | SEC |
| 8 | Oct 18, 2024 | State Street Corp | 13G/A | 4.4% | 487.1K | SEC |
| 9 | Oct 7, 2024 | Blackrock, Inc. | 13G/A | 12.2% | 1.36M | SEC |
| 10 | Feb 13, 2024 | Vanguard Group Inc | 13G/A | 6.0% | 669.3K | SEC |
21 more beneficial-ownership filings on Premium
See the full Schedule 13D/13G history for Olympic Steel Inc.
Unlock full historyTop Institutional Holders (13F)
Largest reported positions · latest quarter
| # | Fund | Shares | Value |
|---|---|---|---|
| 1 | Ifp Advisors, Inc | 131 | $6.3K |