Steel Dynamics
STLD · NASDAQ
Who owns STLD
Largest institutional holders, from their latest 13F filings
The 10 largest institutions hold 38.9% of STLD’s shares.
- Vanguard Capital Management, LLC6.2%
- BlackRock Institutional Trust Company, N.A.5.5%
- State Street Investment Management (US)5.1%
- Fidelity Management & Research Company LLC4.8%
- Next 6 largest institutions17.3%
- All other shareholders61.1%
| Holder | Shares | % of shares |
|---|---|---|
| Vanguard Capital Management, LLC | 8.90M | 6.21% |
| BlackRock Institutional Trust Company, N.A. | 7.85M | 5.48% |
| State Street Investment Management (US) | 7.38M | 5.15% |
| Fidelity Management & Research Company LLC | 6.81M | 4.75% |
| Vanguard Portfolio Management, LLC | 6.76M | 4.71% |
| Teets (Richard P Jr) | 5.15M | 3.59% |
| Geode Capital Management, L.L.C. | 3.78M | 2.64% |
| Capital Research Global Investors | 3.64M | 2.54% |
| Millett (Mark D) | 3.02M | 2.10% |
| Norges Bank Investment Management (NBIM) | 2.48M | 1.73% |
Largest mutual fund holders
| Holder | Shares | % of shares |
|---|---|---|
| Vanguard Total Stock Market Index Fund | 4.36M | 3.04% |
| Vanguard 500 Index Fund | 3.56M | 2.48% |
| American Funds Growth Fund of America | 3.53M | 2.46% |
| Statens Pensjonsfond Utland | 2.35M | 1.64% |
| iShares Core S&P 500 ETF | 1.81M | 1.26% |
Insider trades
Form 4 filings by officers, directors and large holders
Over the last 6 months, insiders sold $7.57M (13 trades) of STLD on the open market, with no buys.
| Insider | Type | Shares | Value |
|---|---|---|---|
| Sierra Luis Manuel | Award | 7 | — |
| Seaman Bradley S | Award | 105 | — |
| Hamann Jennifer L | Award | 18 | — |
| DOLAN TRACI M | Award | 97 | — |
| Cornew Kenneth W. | Award | 2 | — |
| BARGABOS SHEREE L | Award | 40 | — |
| Hamann Jennifer L | Award | 72 | — |
| MILLETT MARK D | Gift | 300 | — |
| Sierra Luis Manuel | Award | 7 | — |
| Seaman Bradley S | Award | 109 | — |
Congressional trades
Disclosed by members of Congress over the last 12 months
| Member | Type | Amount | Traded |
|---|---|---|---|
| Alan ArmstrongSenator | Purchase | $1K–$15K | Mar 27, 2026 |
Short interest
Settled Sep 30, 2026
- Shares short
- 4.02M
- Days to cover
- 3.80
- % of shares outstanding
- 2.80%
- Average daily volume
- 1.06M
- Change since last report
- +6.4%
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