# GW&K Investment Management, LLC

> Institutional holdings reported to the SEC as of Q2 2026 on Form 13F. CIK 1082917. Source: https://holderbook.com/funds/1082917-gw-k-investment-management-llc/

- Reported value: $12.8B
- Positions: 1,109
- Weight of the ten largest: 12.7%
- Filed: 2026-08-12

A 13F reports long US equity positions only. Short positions, bonds, foreign listings, private holdings and cash are not visible, so this is not the manager's whole book.

## Holdings

| Security | Ticker | Value | Shares | Weight | Quarters held |
|---|---|---|---|---|---|
| MACOM TECH SOLUTIONS HLDGS I | [MTSI](https://holderbook.com/stocks/MTSI/) | $241.4M | 634,742 | 1.9% | 31 |
| ADVANCED ENERGY INDS | [AEIS](https://holderbook.com/stocks/AEIS/) | $215.5M | 577,834 | 1.7% | 9 |
| SPX TECHNOLOGIES INC | [SPXC](https://holderbook.com/stocks/SPXC/) | $175.0M | 713,791 | 1.4% | 16 |
| STERLING INFRASTRUCTURE INC | [STRL](https://holderbook.com/stocks/STRL/) | $165.9M | 197,645 | 1.3% | 9 |
| ITT INC | [ITT](https://holderbook.com/stocks/ITT/) | $151.1M | 764,125 | 1.2% | 18 |
| NOVANTA INC | [NOVT](https://holderbook.com/stocks/NOVT/) | $145.6M | 897,268 | 1.1% | 29 |
| RBC BEARINGS INC | [RBC](https://holderbook.com/stocks/RBC/) | $144.5M | 224,336 | 1.1% | 31 |
| MOOG INC | [MOGA](https://holderbook.com/stocks/MOGA/) | $132.0M | 311,540 | 1.0% | 4 |
| ENTEGRIS INC | [ENTG](https://holderbook.com/stocks/ENTG/) | $125.3M | 696,739 | 1.0% | 31 |
| API GROUP CORP | [APG](https://holderbook.com/stocks/APG/) | $125.2M | 2,956,543 | 1.0% | 10 |
| TEXAS ROADHOUSE INC | [TXRH](https://holderbook.com/stocks/TXRH/) | $124.5M | 644,226 | 1.0% | 31 |
| FEDERAL SIGNAL CORP | [FSS](https://holderbook.com/stocks/FSS/) | $119.0M | 926,454 | 0.9% | 31 |
| FABRINET | [FN](https://holderbook.com/stocks/FN/) | $118.5M | 210,752 | 0.9% | 2 |
| POWELL INDS INC | [POWL](https://holderbook.com/stocks/POWL/) | $117.4M | 410,122 | 0.9% | 6 |
| GLOBUS MED INC | [GMED](https://holderbook.com/stocks/GMED/) | $114.8M | 1,453,206 | 0.9% | 31 |
| COHERENT CORP | [COHR](https://holderbook.com/stocks/COHR/) | $112.6M | 285,545 | 0.9% | 2 |
| GATES INDL CORP PLC | [GTES](https://holderbook.com/stocks/GTES/) | $107.0M | 3,826,871 | 0.8% | 22 |
| HALOZYME THERAPEUTICS INC | [HALO](https://holderbook.com/stocks/HALO/) | $106.0M | 1,353,883 | 0.8% | 23 |
| PERFORMANCE FOOD GROUP CO | [PFGC](https://holderbook.com/stocks/PFGC/) | $103.7M | 927,410 | 0.8% | 31 |
| BURLINGTON STORES INC | [BURL](https://holderbook.com/stocks/BURL/) | $102.9M | 324,761 | 0.8% | 31 |
| BROADCOM INC | [AVGO](https://holderbook.com/stocks/AVGO/) | $102.8M | 272,092 | 0.8% | 31 |
| IDACORP INC | [IDA](https://holderbook.com/stocks/IDA/) | $101.1M | 668,455 | 0.8% | 31 |
| MICROSOFT CORP | [MSFT](https://holderbook.com/stocks/MSFT/) | $100.4M | 269,177 | 0.8% | 31 |
| UMB FINL CORP | [UMBF](https://holderbook.com/stocks/UMBF/) | $96.0M | 672,465 | 0.8% | 11 |
| NEUROCRINE BIOSCIENCES INC | [NBIX](https://holderbook.com/stocks/NBIX/) | $95.6M | 567,421 | 0.7% | 31 |
| CAVCO INDS INC DEL | [CVCO](https://holderbook.com/stocks/CVCO/) | $94.3M | 153,439 | 0.7% | 31 |
| ELEMENT SOLUTIONS INC | [ESI](https://holderbook.com/stocks/ESI/) | $92.5M | 1,937,614 | 0.7% | 23 |
| MEDPACE HLDGS INC | [MEDP](https://holderbook.com/stocks/MEDP/) | $91.5M | 172,696 | 0.7% | 23 |
| NORDSON CORP | [NDSN](https://holderbook.com/stocks/NDSN/) | $88.6M | 293,653 | 0.7% | 31 |
| GRAND CANYON ED INC | [LOPE](https://holderbook.com/stocks/LOPE/) | $88.2M | 616,654 | 0.7% | 31 |
| VOYA FINANCIAL INC | [VOYA](https://holderbook.com/stocks/VOYA/) | $87.3M | 964,138 | 0.7% | 26 |
| APPLIED INDL TECHNOLOGIES IN | [AIT](https://holderbook.com/stocks/AIT/) | $87.2M | 257,886 | 0.7% | 12 |
| STIFEL FINL CORP | [SF](https://holderbook.com/stocks/SF/) | $87.0M | 1,247,030 | 0.7% | 31 |
| COMFORT SYS USA INC | [FIX](https://holderbook.com/stocks/FIX/) | $86.9M | 43,819 | 0.7% | 23 |
| JABIL INC | [JBL](https://holderbook.com/stocks/JBL/) | $84.6M | 219,538 | 0.7% | 10 |
| JAZZ PHARMACEUTICALS PLC | [JAZZ](https://holderbook.com/stocks/JAZZ/) | $84.5M | 350,667 | 0.7% | 31 |
| BRIDGEBIO PHARMA INC | [BBIO](https://holderbook.com/stocks/BBIO/) | $83.8M | 1,125,131 | 0.7% | 4 |
| SOLARIS ENERGY INFRAS INC | [SEI](https://holderbook.com/stocks/SEI/) | $83.5M | 1,038,119 | 0.7% | 23 |
| VERACYTE INC | [VCYT](https://holderbook.com/stocks/VCYT/) | $83.2M | 1,416,543 | 0.7% | 27 |
| RYMAN HOSPITALITY PPTYS INC | [RHP](https://holderbook.com/stocks/RHP/) | $79.2M | 615,786 | 0.6% | 27 |
| CYTOKINETICS INC | [CYTK](https://holderbook.com/stocks/CYTK/) | $78.0M | 916,107 | 0.6% | 4 |
| LIGAND PHARMACEUTICALS INC | [LGND](https://holderbook.com/stocks/LGND/) | $78.0M | 246,883 | 0.6% | 19 |
| DELL TECHNOLOGIES INC | [DELL](https://holderbook.com/stocks/DELL/) | $76.2M | 176,499 | 0.6% | 7 |
| MAGNOLIA OIL & GAS CORP | [MGY](https://holderbook.com/stocks/MGY/) | $74.6M | 2,917,419 | 0.6% | 22 |
| COGNEX CORP | [CGNX](https://holderbook.com/stocks/CGNX/) | $73.9M | 1,020,371 | 0.6% | 31 |
| BJS WHSL CLUB HLDGS INC | [BJ](https://holderbook.com/stocks/BJ/) | $73.0M | 837,052 | 0.6% | 29 |
| CITIZENS FINL GROUP INC | [CFG](https://holderbook.com/stocks/CFG/) | $72.4M | 1,033,943 | 0.6% | 13 |
| PHILIP MORRIS INTL INC | [PM](https://holderbook.com/stocks/PM/) | $70.8M | 391,260 | 0.6% | 31 |
| DUCOMMUN INC DEL | [DCO](https://holderbook.com/stocks/DCO/) | $70.7M | 381,545 | 0.6% | 11 |
| GLACIER BANCORP INC NEW | [GBCI](https://holderbook.com/stocks/GBCI/) | $69.5M | 1,348,072 | 0.5% | 31 |
| ABBVIE INC | [ABBV](https://holderbook.com/stocks/ABBV/) | $69.4M | 275,739 | 0.5% | 31 |
| JPMORGAN CHASE & CO | [JPM](https://holderbook.com/stocks/JPM/) | $69.1M | 211,142 | 0.5% | 14 |
| VERICEL CORP | [VCEL](https://holderbook.com/stocks/VCEL/) | $69.0M | 1,550,497 | 0.5% | 29 |
| RPM INTL INC | [RPM](https://holderbook.com/stocks/RPM/) | $68.9M | 619,997 | 0.5% | 31 |
| MATADOR RES CO | [MTDR](https://holderbook.com/stocks/MTDR/) | $68.6M | 1,377,394 | 0.5% | 31 |
| INSMED INC | [INSM](https://holderbook.com/stocks/INSM/) | $67.1M | 629,760 | 0.5% | 23 |
| NVIDIA CORPORATION | [NVDA](https://holderbook.com/stocks/NVDA/) | $65.9M | 329,277 | 0.5% | 14 |
| DORMAN PRODS INC | [DORM](https://holderbook.com/stocks/DORM/) | $65.7M | 481,630 | 0.5% | 31 |
| SEMTECH CORP | [SMTC](https://holderbook.com/stocks/SMTC/) | $65.6M | 405,585 | 0.5% | 4 |
| CRINETICS PHARMACEUTICALS IN | [CRNX](https://holderbook.com/stocks/CRNX/) | $64.8M | 1,731,140 | 0.5% | 14 |
| VIAVI SOLUTIONS INC | [VIAV](https://holderbook.com/stocks/VIAV/) | $64.5M | 1,350,233 | 0.5% | 25 |
| LEVI STRAUSS & CO NEW | [LEVI](https://holderbook.com/stocks/LEVI/) | $64.1M | 2,582,378 | 0.5% | 4 |
| ASSURANT INC | [AIZ](https://holderbook.com/stocks/AIZ/) | $63.9M | 237,825 | 0.5% | 13 |
| NATERA INC | [NTRA](https://holderbook.com/stocks/NTRA/) | $62.8M | 231,308 | 0.5% | 13 |
| QUAKER HOUGHTON | [KWR](https://holderbook.com/stocks/KWR/) | $62.3M | 392,247 | 0.5% | 31 |
| PIPER SANDLER COMPANIES | [PIPR](https://holderbook.com/stocks/PIPR/) | $62.3M | 861,276 | 0.5% | 2 |
| EAGLE MATLS INC | [EXP](https://holderbook.com/stocks/EXP/) | $62.3M | 276,835 | 0.5% | 31 |
| ATLANTIC UN BANKSHARES CORP | [AUB](https://holderbook.com/stocks/AUB/) | $62.1M | 1,466,606 | 0.5% | 29 |
| MORGAN STANLEY | [MS](https://holderbook.com/stocks/MS/) | $60.4M | 288,780 | 0.5% | 14 |
| WINTRUST FINL CORP | [WTFC](https://holderbook.com/stocks/WTFC/) | $60.1M | 373,649 | 0.5% | 14 |
| PINNACLE FINL PARTNERS INC | [PNFP](https://holderbook.com/stocks/PNFP/) | $59.8M | 593,062 | 0.5% | 2 |
| LINCOLN ELEC HLDGS INC | [LECO](https://holderbook.com/stocks/LECO/) | $59.5M | 224,077 | 0.5% | 16 |
| IONIS PHARMACEUTICALS INC | [IONS](https://holderbook.com/stocks/IONS/) | $59.2M | 746,966 | 0.5% | 7 |
| SAILPOINT INC | [SAIL](https://holderbook.com/stocks/SAIL/) | $58.8M | 4,017,925 | 0.5% | 6 |
| CHURCHILL DOWNS INC | [CHDN](https://holderbook.com/stocks/CHDN/) | $58.6M | 653,447 | 0.5% | 31 |
| TAIWAN SEMICONDUCTOR MANUFAC | [TSM](https://holderbook.com/stocks/TSM/) | $57.6M | 120,619 | 0.5% | 2 |
| HEALTHEQUITY INC | [HQY](https://holderbook.com/stocks/HQY/) | $57.1M | 632,382 | 0.4% | 26 |
| EASTGROUP PPTYS INC | [EGP](https://holderbook.com/stocks/EGP/) | $55.6M | 274,429 | 0.4% | 24 |
| CREDO TECHNOLOGY GROUP HOLDI | [CRDO](https://holderbook.com/stocks/CRDO/) | $55.4M | 203,708 | 0.4% | 4 |
| CULLEN FROST BANKERS INC | [CFR](https://holderbook.com/stocks/CFR/) | $54.9M | 355,565 | 0.4% | 7 |
| CECO ENVIRONMENTAL CORP | [CECO](https://holderbook.com/stocks/CECO/) | $54.6M | 601,544 | 0.4% | 1 |
| ALPHABET INC | [GOOGL](https://holderbook.com/stocks/GOOGL/) | $54.5M | 152,624 | 0.4% | 31 |
| ALLEGION PLC | [ALLE](https://holderbook.com/stocks/ALLE/) | $54.2M | 386,022 | 0.4% | 10 |
| SITEONE LANDSCAPE SUPPLY INC | [SITE](https://holderbook.com/stocks/SITE/) | $54.0M | 471,553 | 0.4% | 31 |
| CSW INDUSTRIALS INC | [CSW](https://holderbook.com/stocks/CSW/) | $53.4M | 191,870 | 0.4% | 3 |
| LEGENCE CORP | [LGN](https://holderbook.com/stocks/LGN/) | $50.3M | 590,365 | 0.4% | 3 |
| ULTRAGENYX PHARMACEUTICAL IN | [RARE](https://holderbook.com/stocks/RARE/) | $49.5M | 1,481,178 | 0.4% | 14 |
| BIO RAD LABS INC | [BIO](https://holderbook.com/stocks/BIO/) | $49.0M | 166,905 | 0.4% | 31 |
| TEXAS INSTRS INC | [TXN](https://holderbook.com/stocks/TXN/) | $48.8M | 163,567 | 0.4% | 19 |
| ENTERGY CORP NEW | [ETR](https://holderbook.com/stocks/ETR/) | $48.4M | 421,755 | 0.4% | 13 |
| AMERIS BANCORP | [ABCB](https://holderbook.com/stocks/ABCB/) | $48.3M | 535,106 | 0.4% | 31 |
| SUPERNUS PHARMACEUTICALS | [SUPN](https://holderbook.com/stocks/SUPN/) | $48.2M | 1,037,242 | 0.4% | 25 |
| AVIENT CORPORATION | [AVNT](https://holderbook.com/stocks/AVNT/) | $48.0M | 1,299,448 | 0.4% | 24 |
| SEACOAST BKG CORP FLA | [SBCF](https://holderbook.com/stocks/SBCF/) | $47.9M | 1,441,055 | 0.4% | 27 |
| CHAMPION HOMES INC | [SKY](https://holderbook.com/stocks/SKY/) | $47.8M | 542,381 | 0.4% | 31 |
| KINSALE CAP GROUP INC | [KNSL](https://holderbook.com/stocks/KNSL/) | $47.0M | 142,599 | 0.4% | 25 |
| HOULIHAN LOKEY INC | [HLI](https://holderbook.com/stocks/HLI/) | $46.9M | 349,700 | 0.4% | 31 |
| INTEGER HLDGS CORP | [ITGR](https://holderbook.com/stocks/ITGR/) | $46.5M | 497,676 | 0.4% | 26 |
| OLD REP INTL CORP | [ORI](https://holderbook.com/stocks/ORI/) | $46.5M | 1,135,463 | 0.4% | 18 |
| ALLEGRO MICROSYSTEMS INC | [ALGM](https://holderbook.com/stocks/ALGM/) | $46.4M | 666,812 | 0.4% | 15 |

## What the disclosed book did

Not the fund's return. This is the change in value of the positions disclosed on Form 13F, had they been left untouched, against SPY over the same quarter ends.

| Quarter | Book | Market | Difference | Priced |
|---|---|---|---|---|
| Q2 2026 | +16.8% | +14.8% | +1.9% | 100% |
| Q1 2026 | +0.9% | -4.6% | +5.5% | 100% |
| Q4 2025 | +1.9% | +2.4% | -0.5% | 100% |
| Q3 2025 | +7.3% | +7.8% | -0.6% | 100% |
| Q2 2025 | +5.5% | +10.5% | -5.0% | 100% |
| Q1 2025 | -6.6% | -4.6% | -2.0% | 100% |
| Q4 2024 | +0.9% | +2.1% | -1.3% | 100% |
| Q3 2024 | +7.3% | +5.4% | +1.9% | 100% |

## Quarter by quarter

| Quarter | Value | Positions |
|---|---|---|
| Q2 2026 | $12.8B | 1,109 |
| Q1 2026 | $11.3B | 1,013 |
| Q4 2025 | $11.6B | 991 |
| Q3 2025 | $11.3B | 992 |
| Q2 2025 | $11.2B | 985 |
| Q1 2025 | $10.8B | 1,004 |
| Q4 2024 | $11.8B | 967 |
| Q3 2024 | $11.7B | 955 |
| Q2 2024 | $10.9B | 935 |
| Q1 2024 | $11.3B | 917 |
| Q4 2023 | $10.7B | 925 |
| Q3 2023 | $10.0B | 908 |