| # | Holder | Shares | Value | % of shares out | Δ QoQ |
|---|---|---|---|---|---|
| 1 | FMR LLC | 2,328,8882.3M | $139M | 6.53% | ADD 5% |
| 2 | BlackRock, Inc. | 2,285,2772.3M | $136M | 6.41% | — |
| 3 | T. Rowe Price Investment Management, Inc. | 2,131,8452.1M | $127M | 5.98% | ADD 187% |
| 4 | AMERICAN CENTURY COMPANIES INC | 1,894,1771.9M | $113M | 5.31% | TRIM -7% |
| 5 | VANGUARD CAPITAL MANAGEMENT LLC | 1,332,4691.3M | $79M | 3.74% | NEW† |
| 6 | Capital World Investors | 1,055,0801.1M | $63M | 2.96% | ADD 217% |
| 7 | TWO SIGMA INVESTMENTS, LP | 959,698959,698 | $57M | 2.69% | ADD 83% |
| 8 | JANUS HENDERSON GROUP PLC | 907,782907,782 | $54M | 2.55% | — |
| 9 | DIMENSIONAL FUND ADVISORS LP | 903,291903,291 | $54M | 2.53% | — |
| 10 | GEODE CAPITAL MANAGEMENT, LLC | 856,133856,133 | $51M | 2.40% | ADD 17% |
| 11 | ROYCE & ASSOCIATES LP | 827,781827,781 | $49M | 2.32% | ADD 12% |
| 12 | KING LUTHER CAPITAL MANAGEMENT CORP | 750,083750,083 | $45M | 2.10% | TRIM -21% |
| 13 | STATE STREET CORP | 657,349657,349 | $39M | 1.84% | — |
| 14 | Thrivent Financial for Lutherans | 640,006640,006 | $38M | 1.79% | TRIM -5% |
| 15 | Driehaus Capital Management LLC | 639,892639,892 | $38M | 1.79% | ADD 10% |
| 16 | IES Holdings, Inc. | 568,527568,527 | $34M | 1.59% | ADD 101% |
| 17 | EMERALD ADVISERS, LLC | 523,017523,017 | $31M | 1.47% | ADD 14% |
| 18 | LORD, ABBETT & CO. LLC | 414,400414,400 | $25M | 1.16% | ADD 105% |
| 19 | Legal & General Group Plc | 400,472400,472 | $24M | 1.12% | TRIM -4% |
| 20 | NEEDHAM INVESTMENT MANAGEMENT LLC | 387,500387,500 | $23M | 1.09% | ADD 30% |
| 21 | MORGAN STANLEY | 350,740350,740 | $21M | 0.98% | ADD 19% |
| 22 | EMERALD MUTUAL FUND ADVISERS TRUST | 314,005314,005 | $19M | 0.88% | ADD 20% |
| 23 | Rockefeller Capital Management L.P. | 254,321254,321 | $15M | 0.71% | NEW |
| 24 | MARSHALL WACE, LLP | 251,904251,904 | $15M | 0.71% | ADD 3130% |
| 25 | NORTHERN TRUST CORP | 251,874251,874 | $15M | 0.71% | ADD 3% |
| 26 | MARTIN & CO INC /TN/ | 249,462249,462 | $15M | 0.70% | ADD 3% |
| 27 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 247,499247,499 | $15M | 0.69% | TRIM -2% |
| 28 | First Eagle Investment Management, LLC | 242,511242,511 | $14M | 0.68% | TRIM -34% |
| 29 | VANGUARD PORTFOLIO MANAGEMENT LLC | 237,837237,837 | $14M | 0.67% | NEW |
| 30 | FARALLON CAPITAL MANAGEMENT LLC | 234,000234,000 | $14M | 0.66% | NEW |
| 31 | LOOMIS SAYLES & CO L P | 229,014229,014 | $14M | 0.64% | TRIM -30% |
| 32 | DEUTSCHE BANK AG\ | 227,787227,787 | $14M | 0.64% | — |
| 33 | OSTERWEIS CAPITAL MANAGEMENT INC | 226,617226,617 | $14M | 0.64% | — |
| 34 | CITADEL ADVISORS LLC | 217,386217,386 | $13M | 0.61% | ADD 234% |
| 35 | BESSEMER GROUP INC | 216,494216,494 | $13M | 0.61% | ADD 108147% |
| 36 | VANGUARD FIDUCIARY TRUST CO | 209,692209,692 | $12M | 0.59% | NEW |
| 37 | UBS Group AG | 201,107201,107 | $12M | 0.56% | TRIM -25% |
| 38 | Robeco Schweiz AG | 198,743198,743 | $12M | 0.56% | ADD 51% |
| 39 | BNP PARIBAS FINANCIAL MARKETS | 191,494191,494 | $11M | 0.54% | ADD 8% |
| 40 | Divisadero Street Capital Management, LP | 187,600187,600 | $11M | 0.53% | NEW |
| 41 | SEGALL BRYANT & HAMILL, LLC | 175,054175,054 | $10M | 0.49% | TRIM -5% |
| 42 | Amundi | 168,199168,199 | $10M | 0.47% | TRIM -5% |
| 43 | Squarepoint Ops LLC | 165,266165,266 | $10M | 0.46% | ADD 125% |
| 44 | Point72 Asset Management, L.P. | 159,079159,079 | $9M | 0.45% | NEW |
| 45 | ESSEX INVESTMENT MANAGEMENT CO LLC | 157,246157,246 | $9M | 0.44% | — |
| 46 | FIRST TRUST ADVISORS LP | 156,563156,563 | $9M | 0.44% | ADD 2% |
| 47 | PEREGRINE CAPITAL MANAGEMENT LLC | 154,307154,307 | $9M | 0.43% | TRIM -16% |
| 48 | Pier Capital, LLC | 150,245150,245 | $9M | 0.42% | ADD 54% |
| 49 | KENNEDY CAPITAL MANAGEMENT LLC | 149,778149,778 | $9M | 0.42% | — |
| 50 | FRANKLIN RESOURCES INC | 147,465147,465 | $9M | 0.41% | TRIM -42% |
| 51 | Allspring Global Investments Holdings, LLC | 146,701146,701 | $9M | 0.41% | TRIM -25% |
| 52 | POLEN CAPITAL MANAGEMENT LLCtracked | 143,231143,231 | $9M | 0.40% | ADD 105% |
| 53 | OBERWEIS ASSET MANAGEMENT INC/ | 135,032135,032 | $8M | 0.38% | TRIM -7% |
| 54 | VOLORIDGE INVESTMENT MANAGEMENT, LLC | 134,370134,370 | $8M | 0.38% | ADD 19% |
| 55 | SILVERCREST ASSET MANAGEMENT GROUP LLC | 131,652131,652 | $8M | 0.37% | TRIM -36% |
| 56 | GOLDMAN SACHS GROUP INC | 126,512126,512 | $8M | 0.35% | ADD 59% |
| 57 | Nuveen, LLC | 121,866121,866 | $7M | 0.34% | TRIM -53% |
| 58 | WHITE PINE CAPITAL LLC | 121,214121,214 | $7M | 0.34% | ADD 88% |
| 59 | ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 115,242115,242 | $7M | 0.32% | ADD 311% |
| 60 | Russell Investments Group, Ltd. | 114,482114,482 | $7M | 0.32% | ADD 4% |
| 61 | SEI INVESTMENTS CO | 111,313111,313 | $7M | 0.31% | ADD 3% |
| 62 | MARATHON CAPITAL MANAGEMENT | 98,33098,330 | $6M | 0.28% | TRIM -3% |
| 63 | AQR CAPITAL MANAGEMENT LLC | 93,15793,157 | $6M | 0.26% | ADD 239% |
| 64 | Granahan Investment Management, LLC | 92,72892,728 | $6M | 0.26% | TRIM -15% |
| 65 | GREAT LAKES ADVISORS, LLC | 91,07191,071 | $5M | 0.26% | TRIM -22% |
| 66 | Bank of New York Mellon Corp | 86,40586,405 | $5M | 0.24% | TRIM -2% |
| 67 | SG Americas Securities, LLC | 78,14378,143 | $5M | 0.22% | TRIM -3% |
| 68 | BANK OF AMERICA CORP /DE/ | 76,33976,339 | $5M | 0.21% | TRIM -39% |
| 69 | Peregrine Asset Advisers, Inc. | 73,88673,886 | $4M | 0.21% | TRIM -35% |
| 70 | Panoramic Capital, LLC | 66,56666,566 | $4M | 0.19% | ADD 43% |
| 71 | 4D Advisors, LLC | 65,00065,000 | $4M | 0.18% | NEW |
| 72 | FORMULA GROWTH LTD | 62,34462,344 | $4M | 0.17% | TRIM -12% |
| 73 | Legato Capital Management LLC | 60,62660,626 | $4M | 0.17% | TRIM -25% |
| 74 | UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | 60,31060,310 | $4M | 0.17% | TRIM -8% |
| 75 | Swiss National Bank | 59,90059,900 | $4M | 0.17% | — |
| 76 | Calamos Advisors LLC | 58,05358,053 | $3M | 0.16% | ADD 10% |
| 77 | Moran Wealth Management, LLC | 56,95356,953 | $3M | 0.16% | ADD 393% |
| 78 | TIG Advisors, LLC | 54,23454,234 | $3M | 0.15% | NEW |
| 79 | Aquatic Capital Management LLC | 52,73152,731 | $3M | 0.15% | NEW |
| 80 | TD Asset Management Inc | 52,72452,724 | $3M | 0.15% | ADD 120% |
| 81 | NOMURA ASSET MANAGEMENT INTERNATIONAL INC. | 50,52050,520 | $3M | 0.14% | — |
| 82 | 1060 Capital, LLC | 50,00050,000 | $3M | 0.14% | NEW |
| 83 | North Star Investment Management Corp. | 48,15048,150 | $3M | 0.14% | ADD 7% |
| 84 | CREDIT AGRICOLE S A | 47,93647,936 | $3M | 0.13% | — |
| 85 | TUDOR INVESTMENT CORP ET AL | 47,25247,252 | $3M | 0.13% | TRIM -55% |
| 86 | NAVELLIER & ASSOCIATES INC | 45,28045,280 | $3M | 0.13% | ADD 7% |
| 87 | Janney Montgomery Scott LLC | 45,04045,040 | $3M | 0.13% | — |
| 88 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | 41,69741,697 | $2M | 0.12% | TRIM -30% |
| 89 | JACOBS LEVY EQUITY MANAGEMENT, INC | 40,49840,498 | $2M | 0.11% | — |
| 90 | Expect Equity LLC | 38,47338,473 | $2M | 0.11% | TRIM -20% |
| 91 | Walleye Capital LLC | 38,44938,449 | $2M | 0.11% | NEW |
| 92 | Continuum Advisory, LLC | 37,44337,443 | $2M | 0.10% | — |
| 93 | Invesco Ltd. | 36,95636,956 | $2M | 0.10% | TRIM -73% |
| 94 | RHUMBLINE ADVISERS | 36,03136,031 | $2M | 0.10% | — |
| 95 | Hudson Bay Capital Management LP | 35,00035,000 | $2M | 0.10% | NEW |
| 96 | CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM | 34,75834,758 | $2M | 0.10% | ADD 27% |
| 97 | Creative Planning | 34,51234,512 | $2M | 0.10% | ADD 455% |
| 98 | PRINCIPAL FINANCIAL GROUP INC | 34,48534,485 | $2M | 0.10% | ADD 22% |
| 99 | HighTower Advisors, LLC | 34,41634,416 | $2M | 0.10% | ADD 67% |
| 100 | NorthCrest Asset Manangement, LLC | 32,26532,265 | $2M | 0.09% | — |
† NEW this big is usually a rename.
Ranked by each filer’s own reported value, not shares.
| Biggest buyers | Δ shares | Δ value | |
|---|---|---|---|
| T. Rowe Price Investment Management, Inc. | +1,388,184 | $83M | ADD |
| VANGUARD CAPITAL MANAGEMENT LLC | +1,332,469 | $79M | OPEN |
| Capital World Investors | +721,982 | $43M | ADD |
| TWO SIGMA INVESTMENTS, LP | +434,131 | $26M | ADD |
| IES Holdings, Inc. | +285,095 | $17M | ADD |
| Biggest sellers | Δ shares | Δ value | |
|---|---|---|---|
| VANGUARD GROUP INC | −1,780,596 | $106M | CLOSE |
| Capital International Investors | −721,982 | $43M | CLOSE |
| WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC | −706,273 | $42M | CLOSE |
| WELLINGTON MANAGEMENT GROUP LLP | −607,417 | $36M | CLOSE |
| TWO SIGMA ADVISERS, LP | −247,342 | $15M | CLOSE |
Prior quarter split-rebased · 13Fs are long, US-listed only.
| Holder | 2024-Q4 | 2025-Q1 | 2025-Q2 | 2025-Q3 | 2025-Q4 | 2026-Q1 | Latest value |
|---|---|---|---|---|---|---|---|
| FMR LLC | 1.8M | 2.0M | 2.2M | 2.1M | 2.2M | 2.3M | $139M |
| BlackRock, Inc. | 2.3M | 2.3M | 2.2M | 2.2M | 2.3M | 2.3M | $136M |
| T. Rowe Price Investment Management, Inc. | — | — | — | 352K | 744K | 2.1M | $127M |
| AMERICAN CENTURY COMPANIES INC | 53K | 57K | 7K | 1.3M | 2.0M | 1.9M | $113M |
| VANGUARD CAPITAL MANAGEMENT LLC | — | — | — | — | — | 1.3M | $79M |
| Capital World Investors | — | — | — | — | 333K | 1.1M | $63M |
| TWO SIGMA INVESTMENTS, LP | 48K | 55K | 8K | 303K | 526K | 960K | $57M |
| JANUS HENDERSON GROUP PLC | 641K | 640K | 941K | 920K | 922K | 908K | $54M |
| DIMENSIONAL FUND ADVISORS LP | 1.5M | 1.3M | 1.2M | 976K | 896K | 903K | $54M |
| GEODE CAPITAL MANAGEMENT, LLC | 692K | 694K | 712K | 721K | 730K | 856K | $51M |
| ROYCE & ASSOCIATES LP | 915K | 945K | 1.0M | 825K | 741K | 828K | $49M |
| KING LUTHER CAPITAL MANAGEMENT CORP | 1.0M | 1.1M | 1.2M | 1.1M | 951K | 750K | $45M |
| STATE STREET CORP | 668K | 649K | 658K | 650K | 651K | 657K | $39M |
| Thrivent Financial for Lutherans | 585K | 742K | 757K | 493K | 672K | 640K | $38M |
| Driehaus Capital Management LLC | 584K | 582K | 610K | 519K | 580K | 640K | $38M |
Green = added, red = trimmed, grey = held; a dash is a quarter with no 13F on file — a gap, not an exit.
Breaks = no 13F that quarter.
Short interest has its own tab now — open SI →
SEC Form 13F · ~10,250 filers, 10y · long-only, US-listed, filed ≤45d after quarter-end.
“Item 4 of the Schedule 13D is hereby amended and supplemented by adding the following at the end thereof: On February 23, 2026, the Issuer, Longhorn Merger Sub Inc., a Delaware corporation and wholly owned subsidiary of the Issuer ("Merger Sub Inc."), and Longhorn Merger Sub LLC, a Delaware limited liability company and wholly owned subsidiary of the Issuer ("Merger Sub LLC"), and Thermon Group Holdings, Inc., a Delaware corporation ("Thermon") entered into an Agreement and Plan of Merger, dated”
SEC Schedule 13D/G XML · group aggregate.