Olympic Steel, Inc.

Historical 13F Holders

Symbol
ZEUS
CUSIP
68162K106
All holders as of
Q1 2026
Type
Equity
Class
COM
Reported Value, Excluding Options
Total Filings

13D/G Filers

Investors who own more than 5% of a class must file a Schedule 13D or 13G. Every filing for 68162K106 since 12/18/2024, newest first.

Filer % of Class Filed
Dimensional Fund Advisors LP 13G/A Amendment 15 0% 4/9/2026
Event 3/31/2026
BlackRock, Inc. 13G/A Amendment 20 10.8% 10/3/2025
Event 9/30/2025
BlackRock Portfolio Management LLC 13G/A Amendment 1 8.9% 7/15/2025
Event 6/30/2025
BlackRock, Inc. 13G/A Amendment 19 10.0% 4/23/2025
Event 3/31/2025
BlackRock Portfolio Management LLC 13G 7.0% 4/15/2025
Event 3/31/2025
BlackRock, Inc. 13G/A Amendment 18 11.7% 2/7/2025
Event 1/31/2025
Dimensional Fund Advisors LP 13G/A Amendment 14 7.3% 1/23/2025
Event 12/31/2024
BlackRock, Inc. 13G 18.3% 1/8/2025
Event 12/31/2024

13F Holders by Quarter

Period Filings Shares, Excl. Options Value, Excl. Options
2026 Q1 1 131 $6.27 k
2025 Q4 148 9.51 M $407 M
2025 Q3 144 9.48 M $288 M
2025 Q2 143 9.57 M $312 M
2025 Q1 149 9.12 M $288 M
2024 Q4 163 9.49 M $311 M
2024 Q3 159 9.55 M $373 M
2024 Q2 153 9.88 M $443 M
2024 Q1 171 10.2 M $725 M
2023 Q4 163 10.1 M $677 M
2023 Q3 160 9.47 M $532 M
2023 Q2 152 9.30 M $456 M
2023 Q1 159 9.19 M $480 M
2022 Q4 128 9.29 M $312 M
2022 Q3 119 8.68 M $198 M
2022 Q2 126 8.74 M $225 M
2022 Q1 129 8.77 M $337 M
2021 Q4 113 8.48 M $199 M
2021 Q3 106 7.91 M $193 M
2021 Q2 127 7.91 M $232 M
2021 Q1 117 7.84 M $231 M
2020 Q4 93 8.32 M $111 M
2020 Q3 88 7.33 M $83.3 M
2020 Q2 89 7.18 M $84.1 M
2020 Q1 101 7.34 M $75.9 M
2019 Q4 103 7.68 M $138 M
2019 Q3 108 7.22 M $104 M
2019 Q2 112 7.28 M $99.4 M
2019 Q1 115 7.27 M $115 M
2018 Q4 120 7.51 M $107 M
2018 Q3 113 7.33 M $153 M
2018 Q2 112 7.53 M $154 M
2018 Q1 116 7.15 M $147 M
2017 Q4 114 7.23 M $155 M
2017 Q3 105 7.45 M $164 M
2017 Q2 114 7.43 M $145 M
2017 Q1 118 8.08 M $150 M
2016 Q4 131 8.35 M $202 M
2016 Q3 120 8.29 M $183 M
2016 Q2 128 8.05 M $220 M
2016 Q1 104 7.16 M $124 M
2015 Q4 98 7.18 M $83.1 M
2015 Q3 104 7.15 M $71.1 M
2015 Q2 101 7.60 M $132 M
2015 Q1 84 7.73 M $104 M
2014 Q4 87 7.72 M $137 M
2014 Q3 101 7.90 M $162 M
2014 Q2 105 8.06 M $199 M
2014 Q1 110 7.97 M $229 M