Steel Dynamics, Inc. (STLD) Insider Trading
Over the last 3 months, STLD insiders made 0 open-market buys and 4 sales, a net sale of -$2.7M (SEC Form 4). Over the last 6 months, 677 institutions increased and 704 reduced their position (13F).
Insider Activity
Sentiment
0/100
Buys (3m)
0
Sells (3m)
4
Net (3m)
-$2.7M
Insider trades by month Buys Sells
Jun
Jul
Oct
Apr
May
Jun
Context3-month price -10%Institutions accumulating (13F)
| Date | Insider | Type | Shares | Price |
|---|---|---|---|---|
| Aug 14, 2026 | Hamann Jennifer Ldirector | Grant | 72 | — |
| Jul 14, 2026 | Cornew Kenneth W.director | Grant | 2 | — |
| Jul 14, 2026 | BARGABOS SHEREE Ldirector | Grant | 43 | — |
| Jul 14, 2026 | Hamann Jennifer Ldirector | Grant | 18 | — |
| Jul 14, 2026 | Sierra Luis Manueldirector | Grant | 7 | — |
| Jul 14, 2026 | Seaman Bradley Sdirector | Grant | 109 | — |
| Jul 14, 2026 | DOLAN TRACI Mdirector | Grant | 102 | — |
| Jun 8, 2026 | Anderson James Stanleyofficer: Senior Vice President | Sell | 4,177 | $268.42 |
| Jun 8, 2026 | Anderson James Stanleyofficer: Senior Vice President | Sell | 322 | $269.93 |
| Jun 8, 2026 | Anderson James Stanleyofficer: Senior Vice President | Sell | 4,401 | $269.22 |
| Jun 8, 2026 | Anderson James Stanleyofficer: Senior Vice President | Sell | 1,100 | $267.35 |
| Jun 1, 2026 | DOLAN TRACI Mdirector | Grant | 712 | — |
| Jun 1, 2026 | BARGABOS SHEREE Ldirector | Grant | 712 | — |
| Jun 1, 2026 | Cornew Kenneth W.director | Grant | 712 | — |
| Jun 1, 2026 | Sierra Luis Manueldirector | Grant | 712 | — |
| Jun 1, 2026 | Seaman Bradley Sdirector | Grant | 712 | — |
| Jun 1, 2026 | Hamann Jennifer Ldirector | Grant | 712 | — |
| May 15, 2026 | Graham Christopher Aofficer: Senior Vice President | Sell | 3,001 | $236.90 |
| May 15, 2026 | Graham Christopher Aofficer: Senior Vice President | Sell | 2,999 | $236.52 |
| May 15, 2026 | Graham Christopher Aofficer: Senior Vice President | Sell | 3,000 | $237.01 |
| May 14, 2026 | Poinsatte Richard Aofficer: Senior Vice President | Sell | 2,300 | $234.11 |
| May 7, 2026 | BARGABOS SHEREE Ldirector | Grant | 158 | — |
| May 7, 2026 | TEETS RICHARD P JRdirector | Grant | 158 | — |
| May 7, 2026 | Hamann Jennifer Ldirector | Grant | 79 | — |
| May 4, 2026 | Bickford Chadofficer: Vice President | Tax | 166 | $228.66 |
| Apr 24, 2026 | Cornew Kenneth W.director | Sell | 200 | $225.39 |
| Apr 24, 2026 | Cornew Kenneth W.director | Sell | 4,800 | $224.85 |
| Apr 24, 2026 | Alvarez Miguelofficer: Senior Vice President | Sell | 700 | $227.82 |
| Apr 24, 2026 | Alvarez Miguelofficer: Senior Vice President | Sell | 300 | $226.36 |
| Apr 24, 2026 | Alvarez Miguelofficer: Senior Vice President | Sell | 3,825 | $225.11 |
Source: STLD SEC Form 4 filings, latest Aug 14, 2026. For informational purposes only — not investment advice.
Institutional activity (13F)
How institutions changed their STLD positions over the last 6 months (SEC Form 13F).
Increased
677
New positions
284
Reduced
704
Sold out
66
Largest moves
| Institution | Action | Shares | Filed |
|---|---|---|---|
| BlackRock, Inc. | Increased | 12.4M | Aug 7, 2026 |
| BLACKROCK, INC. | Increased | 12.4M | May 13, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | New Position | 9.0M | May 15, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | Reduced | 8.9M | Aug 13, 2026 |
| FMR LLC | Increased | 7.7M | Aug 13, 2026 |
| STATE STREET CORP | Increased | 7.5M | May 15, 2026 |
| STATE STREET CORP | Reduced | 7.4M | Aug 7, 2026 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | New Position | 6.8M | May 8, 2026 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | Reduced | 6.8M | Aug 13, 2026 |
| FMR LLC | Increased | 4.4M | May 15, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | Increased | 3.8M | May 15, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | Reduced | 3.8M | Aug 12, 2026 |
| Capital Research Global Investors | Increased | 3.6M | Aug 12, 2026 |
| CAPITAL RESEARCH GLOBAL INVESTORS | Increased | 3.6M | May 13, 2026 |
| MORGAN STANLEY | Increased | 3.3M | Aug 13, 2026 |
Source: SEC Form 13F filings. For informational purposes only — not investment advice.