// company-profile

Steel Dynamics Inc

STLD
ExchangeNasdaqSectorSteel Works, Blast Furnaces & Rolling Mills (Coke Ovens)Inc.INFilings322Insiders21
// api This Steel Dynamics Inc insider-trading data is served live by the Form4API insider trading API. Get the same data via API.

// activity-summary

Recent insider activity is bullish. Over the last 30 days, 6 insiders purchased shares versus 4 sales. Buying was led by Cornew Kenneth W..

// 90-day insight

Over the last 90 days, Steel Dynamics Inc insiders bought $0 (17 transactions) and sold $7.6M (14 transactions).

  • Most active insider: Anderson James Stanley with 4 transactions totaling $2.7M.
  • Largest single sale: $1.2M by Anderson James Stanley on Jun 5, 2026.

Activity is mixed — buys and sales are roughly balanced.

Institutional Ownership

Top 13F-HR holders of Steel Dynamics Inc as of 2026-03-31

↑ increasing
Total reported AUM
$18.41B
QoQ change
+6.4%
Reporting period
2026-03-31
#1
VANGUARD CAPITAL MANAGEMENT LLC
CIK 2100119
$1.62B
9.0M shares
#2
STATE STREET CORP
CIK 93751
$1.36B
7.5M shares
#3
BlackRock, Inc.
CIK 2012383
$892.5M
5.0M shares

Data source: SEC Form 13F-HR filings. Joined with insider activity above — see who's loading up institutionally while insiders are trading. Full 13F-HR API →

Insider Transactions

Sourced from SEC EDGAR Form 4 filings. Updated hourly.

DateInsiderCompanyTypeSharesPriceValue
Jun 5, 2026Anderson James StanleySTLD
Sale
4,177$268.42$1.12M
Jun 5, 2026Anderson James StanleySTLD
Sale
4,401$269.22$1.18M
Jun 5, 2026Anderson James StanleySTLD
Sale
322$269.93$87K
Jun 5, 2026Anderson James StanleySTLD
Sale
1,100$267.35$294K
Jun 1, 2026Cornew Kenneth W.STLD
Award
712$0.00$0K

45 more transactions hidden

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