Companies › STLD
STEEL DYNAMICS INC (STLD)
Institutional ownership, SEC filings and insider activity
Sector: Raw materials · SEC CIK 0001022671 · EDGAR filings · Updated 2026-07-28
STEEL DYNAMICS INC (STLD) has reported institutional ownership of 82.2%, with 930 institutional managers holding positions valued at $21.2B per the latest 13F reporting period. The company has 8 bond series in the registry.
Filings this week (2)
- 2026-07-28 — Quarterly report (10-Q) filed
- 2026-07-28 — Insider transaction reported (Form 4)
Every filing links to the official SEC document. Real-time filing alerts for this company are available inside the app.
Latest updates
- 2026-07-21 — Current report (8-K) filed
- 2026-07-14 — Insider transaction reported (Form 4)
- 2026-07-14 — Insider transaction reported (Form 4)
- 2026-07-14 — Insider transaction reported (Form 4)
- 2026-07-14 — Insider transaction reported (Form 4)
- 2026-07-14 — Insider transaction reported (Form 4)
- 2026-07-14 — Insider transaction reported (Form 4)
- 2026-06-18 — Current report (8-K) filed
Institutional ownership overview
According to SEC 13F filings tracked by Sightfile, STEEL DYNAMICS INC has 930 institutional holders and institutional ownership of 82.2%.
| # | Institution | Reported value | % of tracked total |
|---|---|---|---|
| 1 | BlackRock, Inc. | $2.23B | 10.5% |
| 2 | VANGUARD CAPITAL MANAGEMENT LLC | $1.62B | 7.6% |
| 3 | STATE STREET CORP | $1.36B | 6.4% |
| 4 | VANGUARD PORTFOLIO MANAGEMENT LLC | $1.23B | 5.8% |
| 5 | FMR LLC | $794.1M | 3.8% |
| 6 | GEODE CAPITAL MANAGEMENT, LLC | $687.8M | 3.2% |
| 7 | Capital Research Global Investors | $653.6M | 3.1% |
| 8 | MORGAN STANLEY | $566.8M | 2.7% |
| 9 | Life Cycle Investment Partners Ltd | $485.3M | 2.3% |
| 10 | Holocene Advisors, LP | $412.0M | 1.9% |
Full holder history and quarter-over-quarter changes are available inside the app.
Insider activity
Insiders reported 143 transactions (0 buys, 5 sells) across 18 reporting insiders, with a net reported value of −$4.05M.
Quarterly net insider value, as reported in Form 4 filings.
Debt profile
8 active bond series in the registry, coupons ranging 1.65%–5.75%, maturities through 2055, built from the company's own prospectus filings.
Debt maturity schedule
Principal coming due by year for STEEL DYNAMICS INC, from the company's own SEC prospectus filings (424B) tracked by Sightfile.
| Year | Bond series maturing | Known principal due |
|---|---|---|
| 2026 | 1 | — |
| 2027 | 1 | — |
| 2028 | 1 | — |
| 2030 | 1 | — |
| 2031 | 1 | — |
| 2034 | 2 | — |
| 2035 | 1 | — |
| 2050 | 1 | — |
| 2055 | 1 | — |
Coupons, seniority and prospectus links for each series are available inside the app.
Fails-to-deliver
The SEC's fails-to-deliver file for 2026-06-29 reports 11,066,478 failed-to-deliver shares ($2.72B) for STLD — an official data point published by the SEC, shown as reported.
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See full history, cross-references and alerts on SightfileData sources: SEC EDGAR (filings, 13F, FTD), aggregated by Sightfile. Page updated 2026-07-28.