CUSIP: 483007704 | NYSE | Basic Materials · Aluminum | Small Cap | 919 institutional holders
5%+ stakes reported outside the quarterly cycle. A 13D is due within five business days of the event below, so these figures lead the holders table until the filer's next 13F catches up to them.
| Holder | Shares | % of Class | Change | Event Date | vs 13F |
|---|---|---|---|---|---|
| 13G/AVanguard Portfolio Management LLC | 1,556,558 | 9.5% | New 5%+ stake | Sep 30, 2026 | 1,413,170 sh (Jun 30, 2026) |
| Style | Turnover | Location | Filed | ||||
|---|---|---|---|---|---|---|---|
| 798,146 | $115.6M | 0.0% | Index | Low | Austin, TX | 2026-11-04 | |
| 198,726 | $28.8M | 0.0% | Core | Low | New York, NY | 2026-11-05 | |
| 114,913 | $16.6M | 0.0% | Core | Low | Des Moines, IA | 2026-11-02 | |
| 63,907 | $9.3M | 0.0% | Core | Medium | New York, NY | 2026-11-04 | |
| 63,050 | $9.1M | 0.0% | Core | Medium | Toronto Ontario, Australia | 2026-11-02 | |
| 61,282 | $8.9M | 0.8% | Value | Medium | Omaha, NE | 2026-10-28 | |
| 49,600 | $7.2M | 0.3% | Deep Value | Medium | Novato, CA | 2026-10-28 | |
| 36,455 | $5.4M | 0.0% | Core | Medium | Charlotte, NC | 2026-11-04 | |
| 23,727 | $3.4M | 0.1% | Value | Very High | Hong Kong, South Korea | 2026-10-16 | |
| 22,160 | $3.2M | 0.0% | GARP | Medium | Minneapolis, MN | 2026-11-05 | |
| 16,857 | $2.4M | 0.1% | GARP | High | Meridian, ID | 2026-10-22 | |
| 15,714 | $2.3M | 0.1% | Growth | High | Pittsburgh, PA | 2026-10-30 | |
| 13,969 | $2.0M | 0.0% | Growth | High | Senningerberg, Netherlands | 2026-10-15 | |
| 13,130 | $1.9M | 0.3% | Value | Medium | Gladstone, NJ | 2026-10-14 | |
| 10,500 | $1.5M | 0.3% | Yield | Very High | Ellicott City, MD | 2026-11-02 | |
| 9,781 | $1.4K | 0.0% | ETF | Low | Fairfield, IA | 2026-11-02 | |
| 9,483 | $1.4M | 0.4% | Value | Medium | Milwaukee, WI | 2026-11-03 | |
| 9,138 | $1.3M | 0.1% | Core | Low | Federal Way, WA | 2026-11-03 | |
| 9,060 | $1.3M | 0.4% | GARP | Medium | Tigard, OR | 2026-10-21 | |
| 8,710 | $1.3M | 0.0% | Index | Very Low | Overland Park, KS | 2026-11-02 | |
| 7,919 | $1.1M | 0.0% | Core | Medium | Oak Brook, IL | 2026-11-05 | |
| 7,760 | $1.1M | 0.0% | Core | Low | Trenton, NJ | 2026-11-05 | |
| 7,429 | $1.1K | 0.0% | Core | Medium | Bountiful, UT | 2026-10-28 | |
| 7,100 | $1.0M | 0.0% | Core | Medium | Richmond, VA | 2026-10-28 | |
| 6,900 | $999.3K | 0.0% | Index | Low | Baton Rouge, LA | 2026-10-20 | |
| 6,847 | $992 | 0.0% | Core | Very Low | Albany, NY | 2026-10-22 | |
| 5,695 | $824.8K | 0.0% | Yield | Low | Frisco, TX | 2026-10-22 | |
| 4,605 | $666.9K | 0.0% | Index | Very Low | Phoenix, AZ | 2026-11-03 | |
| 4,554 | $659.5K | 0.0% | Index | Very Low | Cincinnati, OH | 2026-11-05 | |
| 4,302 | $623.0K | 0.0% | Index | Very Low | St. Louis, MO | 2026-10-20 | |
| 4,209 | $610 | 0.0% | Core | Very Low | New York, NY | 2026-10-23 | |
| 4,130 | $598.1K | 0.0% | Core | Medium | Richmond, VA | 2026-10-14 | |
| 4,081 | $591.0K | 0.0% | Index | Very Low | Bloomfield Hills, MI | 2026-10-22 | |
| 3,945 | $571.3K | 0.0% | Growth | Low | Dallas, TX | 2026-10-27 | |
| 3,890 | $563.4K | 0.0% | Yield | Low | Denver, CO | 2026-11-03 | |
| 3,817 | $552.8K | 0.0% | Core | Low | Harrisburg, PA | 2026-11-03 | |
| 3,602 | $521.6K | 0.0% | Index | Very Low | Baltimore, MD | 2026-11-05 | |
| 3,596 | $520.8K | 0.0% | Index | Very Low | Tigard, OR | 2026-10-30 | |
| 3,459 | $500 | 0.0% | Core | Very Low | Juneau, AK | 2026-10-15 | |
| 3,351 | $485.3K | 0.0% | Core | Low | New York, NY | 2026-11-03 | |
| 3,100 | $448.9K | 0.0% | Core | Medium | Columbus, OH | 2026-10-30 | |
| 2,774 | $402.0K | 0.3% | Value | Very High | Castle Rock, CO | 2026-11-04 | |
| 2,769 | $411 | 0.0% | Core | Low | Frankfurt, Hong Kong | 2026-10-27 | |
| 2,713 | $392.9K | 0.1% | Momentum | Medium | Oklahoma City, OK | 2026-10-08 | |
| 2,499 | $361.9K | 0.0% | Growth | Medium | Carouge, Switzerland | 2026-11-03 | |
| 2,493 | $361.0K | 0.0% | Value | High | Cheyenne, WY | 2026-10-28 | |
| 2,400 | $347.6K | 0.0% | Growth | Medium | Foster City, CA | 2026-10-13 | |
| 2,391 | $346.3K | 0.0% | Index | Low | New York, NY | 2026-11-05 | |
| 2,312 | $334.8K | 0.0% | Core | Medium | Scottsdale, AZ | 2026-11-03 | |
| 2,280 | $330.2K | 0.0% | Core | Low | Charlotte, NC | 2026-10-30 | |
| 2,263 | $327.7K | 0.0% | Growth | Low | Bethesda, MD | 2026-10-29 | |
| 2,146 | $311.0K | 0.0% | Core | Medium | Zeist, Philippines | 2026-10-30 | |
| 2,120 | $307.0K | 0.0% | Core | Low | Zurich, Switzerland | 2026-11-03 | |
| 1,911 | $276.8K | 0.0% | Core | Medium | Raleigh, NC | 2026-10-14 | |
| 1,907 | $276.2K | 0.0% | Core | Medium | La Crosse, WI | 2026-10-27 | |
| 1,849 | $267.8K | 0.0% | Index | Low | New York, NY | 2026-10-23 | |
| 1,727 | $250.1K | 0.0% | Growth | Medium | Oklahoma City, OK | 2026-10-28 | |
| 1,700 | $246.2K | 0.0% | ETF | Very Low | Houston, TX | 2026-10-13 | |
| 1,615 | $233.9K | 0.0% | Index | Very Low | Philadelphia, PA | 2026-11-03 | |
| 1,600 | $231.7K | 0.0% | ETF | Low | Henderson, NV | 2026-10-15 | |
| 1,597 | $231.3K | 0.0% | Core | Low | Tulsa, OK | 2026-10-27 | |
| 1,490 | $215.8K | 0.0% | GARP | Low | Toronto, South Africa | 2026-11-05 | |
| 1,389 | $201.2K | 0.0% | Core | Low | Brooklyn, OH | 2026-11-04 | |
| 1,333 | $193.0K | 0.0% | Index | Low | Minneapolis, MN | 2026-11-05 | |
| 1,142 | $165.4K | 0.0% | ETF | Medium | Peoria, AZ | 2026-11-04 | |
| 1,063 | $153.9K | 0.0% | Index | Very Low | Foster City, CA | 2026-10-08 | |
| 922 | $133.5K | 0.0% | Core | Medium | Birmingham, AL | 2026-11-04 | |
| 825 | $119.5K | 0.0% | Growth | High | Scottsdale, AZ | 2026-11-02 | |
| 802 | $116.1K | 0.2% | Deep Value | Very High | London, United Kingdom | 2026-11-03 | |
| 699 | $101 | 0.0% | Core | Medium | Brussels, Czech Republic | 2026-10-22 | |
| 553 | $80 | 0.0% | Value | High | London, United Kingdom | 2026-10-30 | |
| 546 | $79.1K | 0.0% | GARP | Medium | Charlotte, NC | 2026-10-22 | |
| 532 | $77.0K | 0.0% | Index | Low | San Francisco, CA | 2026-11-03 | |
| 503 | $72.8K | 0.0% | Core | Medium | Birmingham, AL | 2026-10-26 | |
| 442 | $64.0K | 0.0% | GARP | Low | Mansfield, OH | 2026-10-27 | |
| 400 | $58.0K | 0.0% | Index | Low | San Francisco, CA | 2026-10-08 | |
| 387 | $56.0K | 0.0% | Core | Low | Memphis, TN | 2026-10-26 | |
| 328 | $47.5K | 0.0% | Growth | Low | Lutherville, MD | 2026-10-13 | |
| 269 | $39.0K | 0.0% | Index | Low | Atlanta, GA | 2026-10-23 | |
| 245 | $35 | 0.0% | Value | High | Chicago, IL | 2026-10-22 | |
| 225 | $32.6K | 0.0% | Growth | Low | San Antonio, TX | 2026-10-28 | |
| 170 | $24.6K | 0.0% | Growth | Low | San Rafael, CA | 2026-10-30 | |
| 168 | $24.4K | 0.0% | Growth | Low | Santa Monica, CA | 2026-11-02 | |
| 138 | $20.5K | 0.0% | Growth | Low | Bloomington, IN | 2026-10-09 | |
| 134 | $19.4K | 0.0% | ETF | Very Low | Richmond, VA | 2026-10-29 | |
| 133 | $19 | 0.0% | ETF | Low | Shaker Heights, OH | 2026-10-27 | |
| 112 | $16.2K | 0.0% | Core | High | Zurich, Switzerland | 2026-10-29 | |
| 108 | $15.6K | 0.0% | ETF | Low | Dallas, TX | 2026-11-03 | |
| 100 | $14.5K | 0.0% | ETF | Medium | Denver, CO | 2026-10-14 | |
| 83 | $12.0K | 0.0% | Value | Medium | Rancho Santa Fe, CA | 2026-10-14 | |
| 73 | $10.6K | 0.0% | Core | Low | Cleveland, OH | 2026-10-20 | |
| 63 | $9.1K | 0.0% | Core | Very High | Chicago, IL | 2026-11-04 | |
| 54 | $7.8K | 0.0% | ETF | Very Low | Deephaven, MN | 2026-10-27 | |
| 53 | $7.7K | 0.0% | Agg Growth | Low | Tokyo, Mexico | 2026-10-22 | |
| 50 | $7.2K | 0.0% | ETF | Medium | Santa Ana, CA | 2026-11-02 | |
| 42 | $6.1K | 0.0% | ETF | Medium | Encinitas, CA | 2026-10-21 | |
| 34 | $4.9K | 0.0% | ETF | Medium | Chicago, IL | 2026-10-14 | |
| 27 | $3.9K | 0.0% | ETF | Medium | Kokomo, IN | 2026-11-04 | |
| 18 | $2.6K | 0.0% | Growth | Low | St Louis, MO | 2026-11-05 | |
| 18 | $2.6K | 0.0% | Core | Medium | Orchard Park, NY | 2026-11-05 | |
| 17 | $2.5K | 0.0% | ETF | Low | Brentwood, TN | 2026-10-15 | |
| 15 | $2.2K | 0.0% | Growth | Medium | Lincolnshire, IL | 2026-10-28 | |
| 15 | $2.2K | 0.0% | ETF | Low | Fort Lauderdale, FL | 2026-10-30 | |
| 15 | $2.2K | 0.0% | Core | Very Low | Lincoln, NE | 2026-10-22 | |
| 13 | $1.9K | 0.0% | ETF | Very Low | Gap, PA | 2026-11-04 | |
| 13 | $1.9K | 0.0% | Growth | Low | Tampa, FL | 2026-10-16 | |
| 11 | $1.6K | 0.0% | ETF | Low | Waltham, MA | 2026-10-16 | |
| 11 | $1.6K | 0.0% | Index | Very Low | Holladay, UT | 2026-11-05 | |
| 11 | $1.6K | 0.0% | ETF | Low | Marshfield, WI | 2026-10-07 | |
| 10 | $1.4K | 0.0% | ETF | Very Low | Sylvania, OH | 2026-10-26 | |
| 7 | $1.0K | 0.0% | GARP | Low | Phoenix, AZ | 2026-10-02 | |
| 5 | $764 | 0.0% | ETF | Medium | San Diego, CA | 2026-10-29 | |
| 5 | $724 | 0.0% | Growth | Very High | Hong Kong, South Korea | 2026-10-29 | |
| 4 | $579 | 0.0% | ETF | Low | Concord, CA | 2026-10-21 | |
| 4 | $580 | 0.0% | ETF | Low | Bethlehem, PA | 2026-10-23 | |
| 3 | $435 | 0.0% | Core | Very Low | Saint Louis, MO | 2026-10-27 | |
| 3 | $435 | 0.0% | Growth | Low | Denver, CO | 2026-10-09 | |
| 3 | $434 | 0.0% | Core | Low | Baltimore, MD | 2026-10-27 | |
| 2 | $290 | 0.0% | ETF | Medium | Akron, OH | 2026-10-13 | |
| 1 | $145 | 0.0% | ETF | Low | Hunt Valley, MD | 2026-10-23 | |
| 1 | $120 | 0.0% | ETF | Low | Herndon, VA | 2026-10-30 | |
| 1 | $145 | 0.0% | Core | Low | Jacksonville, FL | 2026-10-08 |