STEEL DYNAMICS INC (STLD) Institutional Shareholders
STEEL DYNAMICS INC (STLD) is currently reported in institutional portfolios tracked by InsiderSet based on the latest available SEC Form 13F filings for the quarter ended June 30, 2026. The institutional investors covered on this page collectively reported approximately $20.65B in STLD holdings during the latest filing period.
Blackrock, Inc. is currently the largest disclosed institutional shareholder of STLD tracked by InsiderSet, reporting ownership valued at approximately $2.23B in its March 31, 2026 SEC Form 13F filing. Based on current market prices and the latest disclosed share count, the position is now estimated to be worth approximately $3.11B, representing an estimated gain of +39.59% since the filing period.
The top 10 institutional shareholders tracked on this page collectively account for approximately 51% of the total disclosed STLD value among the investors covered in this analysis. Major shareholders include Blackrock, Inc., Vanguard Capital Management Llc, State Street Corp, and several other long-term asset managers with concentrated positions in STEEL DYNAMICS INC (STLD).
This page ranks the largest institutional STLD shareholders using publicly disclosed SEC Form 13F data, including reported values, estimated current holding values, portfolio allocation percentages, ownership concentration metrics, and historical holding changes across major hedge funds and investment firms.
Institutional Holders
952
Total Reported Value
$20.65B
Largest Holder
Blackrock, Inc.
Largest Position
$2.23B
Insider Transactions (90d)
17
Latest Filing Quarter
Q2 2026
New Institutional Positions
47
Funds Exiting Positions
0
| Name | Investor/Manager | Portfolio % | Quantity | Reported Balance | Current Estimated Value | Gain/loss Since Filing | Estimated Portfolio Performance |
|---|---|---|---|---|---|---|---|
| Blackrock, Inc. | 0.04% | 12,394,980 | $2,231,096,463 | $3,114,362,675 | +$883,266,212 | +39.59% | |
| Vanguard Capital Management Llc | 0.04% | 8,976,307 | $1,615,735,260 | $2,255,386,897 | +$639,651,637 | +39.59% | |
| State Street Corp | 0.05% | 7,513,992 | $1,356,443,059 | $1,887,965,630 | +$531,522,571 | +39.19% | |
| Vanguard Portfolio Management Llc | 0.06% | 6,809,040 | $1,225,627,200 | $1,710,839,390 | +$485,212,190 | +39.59% | |
| Storebrand Asset Management As | 0.30% | 11,747,766 | $883,244,691 | $2,951,743,685 | +$2,068,498,994 | +234.19% | |
| Fmr Llc | 0.04% | 4,411,600 | $794,088,090 | $1,108,458,616 | +$314,370,526 | +39.59% | |
| Geode Capital Management, Llc | 0.04% | 3,834,936 | $687,777,790 | $963,566,019 | +$275,788,229 | +40.10% | |
| Capital Research Global Investors | 0.10% | 3,630,842 | $653,551,560 | $912,285,361 | +$258,733,801 | +39.59% | |
| Morgan Stanley | 0.03% | 3,149,055 | $566,830,340 | $791,231,559 | +$224,401,219 | +39.59% | |
| Life Cycle Investment Partners Ltd | 3.09% | 2,696,347 | $485,342,460 | $677,484,147 | +$192,141,687 | +39.59% | |
| Holocene Advisors, Lp | 1.00% | 2,288,948 | $412,010,640 | $575,121,074 | +$163,110,434 | +39.59% | |
| Nordea Investment Management Ab | 0.36% | 2,216,828 | $386,415,289 | $557,000,203 | +$170,584,914 | +44.15% | |
| Invesco Ltd. | 0.06% | 2,035,801 | $366,444,180 | $511,515,359 | +$145,071,179 | +39.59% | |
| Dimensional Fund Advisors Lp | 0.07% | 1,964,864 | $353,572,032 | $493,691,729 | +$140,119,697 | +39.63% | |
| Victory Capital Management Inc | 0.22% | 1,946,832 | $350,429,760 | $489,161,008 | +$138,731,248 | +39.59% | |
| Boston Partners | 0.33% | 1,764,681 | $317,666,575 | $443,393,748 | +$125,727,173 | +39.58% | |
| Northern Trust Corp | 0.04% | 1,620,437 | $291,678,660 | $407,151,001 | +$115,472,341 | +39.59% | |
| Charles Schwab Investment Management Inc | 0.04% | 1,478,760 | $266,176,800 | $371,553,238 | +$105,376,438 | +39.59% | |
| Goldman Sachs Group Inc | 0.03% | 1,427,482 | $256,946,789 | $358,669,127 | +$101,722,338 | +39.59% | |
| Robeco Institutional Asset Management B.V. | 0.30% | 1,080,935 | $248,031,342 | $271,595,728 | +$23,564,386 | +9.50% | |
| Bank Of America Corp | 0.02% | 1,340,234 | $241,242,140 | $336,747,195 | +$95,505,055 | +39.59% | |
| Ubs Am, A Distinct Business Unit Of Ubs Asset Management Americas Llc | 0.05% | 1,219,987 | $219,597,660 | $306,533,934 | +$86,936,274 | +39.59% | |
| Royal London Asset Management Ltd | 0.41% | 1,099,375 | $197,887,500 | $276,228,963 | +$78,341,463 | +39.59% | |
| Mirae Asset Global Etfs Holdings Ltd. | 0.27% | 1,089,404 | $196,080,365 | $273,723,649 | +$77,643,284 | +39.60% | |
| Fil Ltd | 0.15% | 1,049,765 | $188,957,700 | $263,763,954 | +$74,806,254 | +39.59% | |
| Hsbc Holdings Plc | 0.11% | 1,051,480 | $188,820,439 | $264,194,865 | +$75,374,426 | +39.92% | |
| Nuveen, Llc | 0.05% | 941,521 | $169,473,780 | $236,566,566 | +$67,092,786 | +39.59% | |
| Bank Of New York Mellon Corp | 0.03% | 938,585 | $168,945,380 | $235,828,867 | +$66,883,487 | +39.59% | |
| Vanguard Fiduciary Trust Co | 0.04% | 775,472 | $139,584,960 | $194,845,095 | +$55,260,135 | +39.59% | |
| Caisse De Depot Et Placement Du Quebec | 0.22% | 761,823 | $137,128,140 | $191,415,647 | +$54,287,507 | +39.59% | |
| Legal & General Group Plc | 0.03% | 688,144 | $123,865,920 | $172,903,061 | +$49,037,141 | +39.59% | |
| Deutsche Bank Ag\ | 0.04% | 603,701 | $108,666,180 | $151,685,913 | +$43,019,733 | +39.59% | |
| Sapient Capital Llc | 1.35% | 447,664 | $102,958,243 | $112,480,057 | +$9,521,814 | +9.25% | |
| Stifel Financial Corp | 0.09% | 541,179 | $97,412,073 | $135,976,636 | +$38,564,563 | +39.59% | |
| Neuberger Berman Group Llc | 0.07% | 514,527 | $92,399,695 | $129,280,054 | +$36,880,359 | +39.91% | |
| Citadel Advisors Llc | 0.07% | 512,586 | $92,265,480 | $128,792,358 | +$36,526,878 | +39.59% | |
| Bridgewater Associates, Lp | 0.35% | 438,079 | $78,854,220 | $110,071,730 | +$31,217,510 | +39.59% | |
| Citigroup Inc | 0.04% | 331,933 | $76,165,232 | $83,401,486 | +$7,236,254 | +9.50% | |
| Swiss National Bank | 0.04% | 407,100 | $73,278,000 | $102,287,946 | +$29,009,946 | +39.59% | |
| Australiansuper Pty Ltd | 0.38% | 406,945 | $73,250,100 | $102,249,001 | +$28,998,901 | +39.59% | |
| Sumitomo Mitsui Trust Group, Inc. | 0.04% | 307,395 | $70,534,857 | $77,236,068 | +$6,701,211 | +9.50% | |
| Ubs Group Ag | 0.01% | 384,094 | $69,136,920 | $96,507,458 | +$27,370,538 | +39.59% | |
| Ameriprise Financial Inc | 0.01% | 355,166 | $63,936,924 | $89,239,009 | +$25,302,085 | +39.57% | |
| Bornite Capital Management Lp | 10.59% | 350,000 | $63,000,000 | $87,941,000 | +$24,941,000 | +39.59% | |
| Allianz Asset Management Gmbh | 0.07% | 344,462 | $62,003,160 | $86,549,522 | +$24,546,362 | +39.59% | |
| Danske Bank A/S | 0.15% | 342,334 | $61,620,120 | $86,014,841 | +$24,394,721 | +39.59% | |
| Alliancebernstein L.P. | 0.02% | 363,309 | $61,562,710 | $91,285,019 | +$29,722,309 | +48.28% | |
| Envestnet Asset Management Inc | 0.01% | 267,193 | $61,310,199 | $67,134,913 | +$5,824,714 | +9.50% | |
| Aqr Capital Management Llc | 0.03% | 342,426 | $59,927,881 | $86,037,957 | +$26,110,076 | +43.57% | |
| Amundi | 0.02% | 331,826 | $59,728,680 | $83,374,601 | +$23,645,921 | +39.59% |
Frequently asked questions about STLD
Who owns the most STLD stock?
The largest holders of STLD are typically major institutional investors such as asset managers and hedge funds reporting on Form 13F. The table above ranks tracked superinvestors by reported position size using the latest available filings for STEEL DYNAMICS INC (STLD).
Is STLD widely held by superinvestors?
Many widely followed stocks like STLD appear across numerous superinvestor portfolios because of liquidity, index inclusion, and fundamentals. The holder count and table above show how broadly STLD is represented among the institutional managers we track.
What do “Current Estimated Value”, “Gain/loss Since Filing”, and “Estimated Portfolio Performance” mean?
Current Estimated Value is reported share quantity from the latest 13F times our most recent split-adjusted U.S. session close. Gain/loss Since Filing is that estimate minus the reported 13F dollar value; Estimated Portfolio Performance is that difference as a percent of the reported value. Green means the estimate is above the filing value; red means below (not purchase cost). If many filers share the same implied filing price per share, the performance % may match across rows. These are not official fund marks or live quotes.