Steel Dynamics, Inc.
Steel Dynamics, Inc. (STLD) Stock Ownership
Institutional vs insider vs public ownership from 13F and float data — top holders, activity, and insider trades below.
SEC 13F · FMP · STLD · as of Mar 31, 2025
Ownership Breakdown
854
Institutional Holders
▲ 12 vs Q4
$15.23B
Total Inst. Value
▲ $1.18B vs Q4
144.21M
Shares Outstanding
freeFloat 93.23%
121.88M
13F Shares Held
▼ 1.34M vs Q4
Institutional ownership = 13F shares ÷ total outstanding. Insider % = 100 − free float. Public % = free float − institution %. Data: FMP /symbol-positions-summary + /shares-float + SEC EDGAR.
Top Institutional Holders
STLD largest shareholders · institutional ownership
Q1 2025 · SEC 13F
Showing top 10 holders
| Holder | Shares | % Owned | Weight | Value | Reported | Change |
|---|---|---|---|---|---|---|
VANGUARD GROUP INC steel works, blast furnaces & rolling mills (coke ovens) | 17.58M | 11.70% | 11.70% | $2.20T | May 9, 2025 | ▼ 699.9K |
BLACKROCK, INC. steel works, blast furnaces & rolling mills (coke ovens) | 12.47M | 8.30% | 8.30% | $1.56T | May 2, 2025 | ▲ 562.1K |
STATE STREET CORP steel works, blast furnaces & rolling mills (coke ovens) | 7.07M | 4.71% | 4.71% | $887.82B | May 15, 2025 | ▲ 68.8K |
PRICE T ROWE ASSOCIATES INC /MD/ steel works, blast furnaces & rolling mills (coke ovens) | 7.07M | 4.70% | 4.70% | $883.85B | May 14, 2025 | ▲ 1.44M |
GEODE CAPITAL MANAGEMENT, LLC steel works, blast furnaces & rolling mills (coke ovens) | 3.64M | 2.42% | 2.42% | $453.53B | May 13, 2025 | ▼ 51.2K |
CAPITAL RESEARCH GLOBAL INVESTORS steel works, blast furnaces & rolling mills (coke ovens) | 3.60M | 2.39% | 2.39% | $449.93B | May 12, 2025 | ▲ 4.5K |
HOLOCENE ADVISORS, LP steel works, blast furnaces & rolling mills (coke ovens) | 3.00M | 2.00% | 2.00% | $375.29B | May 15, 2025 | ▼ 78.0K |
INVESCO LTD. steel works, blast furnaces & rolling mills (coke ovens) | 2.80M | 1.86% | 1.86% | $349.80B | May 12, 2025 | ▼ 155.2K |
DIMENSIONAL FUND ADVISORS LP steel works, blast furnaces & rolling mills (coke ovens) | 2.80M | 1.86% | 1.86% | $349.58B | May 13, 2025 | ▼ 119.3K |
NORGES BANK steel works, blast furnaces & rolling mills (coke ovens) | 2.67M | 1.77% | 1.77% | $333.35B | May 11, 2026 | ▼ 284.2K |
Data from SEC Form 13F filings. Ownership bar normalised to largest holder. Change flags: isNew / isSoldOut / changeInSharesNumber (FMP extract-analytics/holder).
Institutional Activity
Q1 2025 vs prior quarter
Q1 2025
20
Increased
+7.01M shares3
New Positions
first time holders27
Decreased
−6.25M shares0
Sold Out
fully exitedNet shares change (top 50)
+751.1K
+7.01M / −6.25M
Net new holders
-4
3 new / 0 exited
Based on top 50 institutional holders by position size. Fields: isNew, isSoldOut, changeInSharesNumber (FMP extract-analytics/holder, limit=50).
Insider Buying vs Selling
STLD insider trading · insider activity
Source: SEC Form 4
Insiders have been primarily selling shares recently. Selling may be driven by pre-scheduled Rule 10b5-1 plans rather than negative sentiment.
17
Buy transactions
11
Sell transactions
1.55
Buy/Sell ratio
$0M
Total disposed
Recent Insider Transactions
Showing 10 most recent · Common Stock only
| Name · Role | Date | Type | Shares | Price | Value | After Trans. | Filing |
|---|---|---|---|---|---|---|---|
Seaman Bradley S director | Jun 1, 2026 | Award | 712 | — | — | 51.5K | Form 4 ↗ |
Hamann Jennifer L director | Jun 1, 2026 | Award | 712 | — | — | 5.3K | Form 4 ↗ |
DOLAN TRACI M director | Jun 1, 2026 | Award | 712 | — | — | 58.9K | Form 4 ↗ |
Cornew Kenneth W. director | Jun 1, 2026 | Award | 712 | — | — | 32.0K | Form 4 ↗ |
BARGABOS SHEREE L director | Jun 1, 2026 | Award | 712 | — | — | 27.1K | Form 4 ↗ |
Sierra Luis Manuel director | Jun 1, 2026 | Award | 712 | — | — | 11.5K | Form 4 ↗ |
Graham Christopher A Senior Vice President | May 13, 2026 | Sale | 2,999 | $236.52 | $709.3K | 74.7K | Form 4 ↗ |
Graham Christopher A Senior Vice President | May 13, 2026 | Sale | 3,000 | $237.01 | $711.0K | 71.7K | Form 4 ↗ |
Graham Christopher A Senior Vice President | May 13, 2026 | Sale | 3,001 | $236.90 | $710.9K | 68.7K | Form 4 ↗ |
Poinsatte Richard A Senior Vice President | May 14, 2026 | Gift | 200 | — | — | 28.4K | Form 4 ↗ |
Source: /insider-trading/search (FMP stable). Buy/Sell direction: acquisitionOrDisposition A=Buy, D=Sell. RSU vesting (M-Exempt) excluded from sentiment bar. All data from SEC EDGAR public filings.
About institutional & insider ownership
Steel Dynamics, Inc. (STLD) is primarily owned by institutional investors, who hold approximately 84.5% of total shares outstanding. Company insiders own approximately 6.77%, while retail and public investors account for the remaining 8.72%.
The largest institutional shareholder of Steel Dynamics, Inc. is VANGUARD GROUP INC, holding approximately 17.58 million shares — equal to 11.70% of outstanding shares — as of March 31, 2025.
A total of 854 institutional investors currently hold STLD stock, with a combined institutional value of approximately $15.23 billion as of the most recent 13F filing period.
Frequently asked questions
STLD ownershipSteel Dynamics, Inc. (STLD) is primarily owned by institutional investors, who hold approximately 84.5% of shares. The largest shareholder is VANGUARD GROUP INC with a 11.70% stake. Company insiders hold 6.77%. Data sourced from SEC Form 13F as of March 31, 2025.