GW&K Investment Management, LLC
In its 13F for Q1 2025 (holdings as of March 31, 2025, filed May 5, 2025), GW&K Investment Management, LLC reported 1,010 stock positions worth $10.8 billion. Its top holding was RBC Bearings (RBC) at 1.4% of the portfolio, followed by Texas Roadhouse (TXRH, 1.4%) and Macom Technology Solutions H (MTSI, 1.2%). Compared with Q4 2024, it opened 68 new positions, sold out of 31, added to 439 and reduced 346. The biggest buy was Insmed (INSM, shares +21%) and the biggest sale Intra-Cellular Therapies (ITCI, shares −90%).
- Most Recent 13F
- Q2 2026
- Location
- BOSTON, MA
- CIK
- 0001082917
- Portfolio Value
- $10.8B (Q1 2025)
- SEC Filing
- 0001082917-25-000003 ↗ filed May 5, 2025
Holdings Value
Holdings 1,010 stocks · $10.8B
| RBC RBC Bearings Inc. | 1.37% | 460,531 | $148.2M | Reduce -1.6% |
| TXRH Texas Roadhouse Inc. | 1.35% | 876,319 | $146.0M | Reduce -1.2% |
| MTSI Macom Technology Solutions H | 1.19% | 1,275,048 | $128.0M | Add +9.9% |
| GMED Globus Medical Inc. Class A | 1.17% | 1,719,928 | $125.9M | Reduce -1.4% |
| MSFT Microsoft Corp. | 1.09% | 314,280 | $118.0M | Reduce -0.1% |
| LOPE Grand Canyon Education Inc. | 1.03% | 641,436 | $111.0M | Reduce -1.7% |
| PFGC Performance Food Group Co. | 0.99% | 1,361,094 | $107.0M | Reduce -0.4% |
| CYBR Cyberark Software Ltd./Israel | 0.98% | 314,270 | $106.2M | Reduce -30.4% |
| INSM Insmed Inc. | 0.97% | 1,377,726 | $105.1M | Add +21.3% |
| BJ Bj's Wholesale Club Holdings filed as BJS WHSL CLUB HLDGS INC | 0.94% | 888,778 | $101.4M | Reduce -10.3% |
| SF Stifel Financial Corp. | 0.93% | 1,068,343 | $100.7M | Reduce -1.6% |
| ITT Itt Inc. | 0.93% | 778,170 | $100.5M | Reduce -1.1% |
| CVCO Cavco Industries Inc. | 0.92% | 190,227 | $98.8M | Add +0.8% |
| AVGO Broadcom Inc. | 0.89% | 573,031 | $95.9M | Add +15.4% |
| APG Api Group Corp. | 0.87% | 2,636,680 | $94.3M | Add +0.2% |
| GTES Gates Industrial Corp. UK Ltd. | 0.87% | 5,096,887 | $93.8M | Reduce -0.2% |
| HALO Halozyme Therapeutics Inc. | 0.87% | 1,464,891 | $93.5M | Reduce -16.1% |
| MTDR Matador Resources Co. | 0.83% | 1,751,829 | $89.5M | Reduce -0.9% |
| MGY Magnolia Oil & Gas Corp. Class A | 0.80% | 3,424,841 | $86.5M | Reduce -1.7% |
| ABBV Abbvie Inc. | 0.77% | 396,732 | $83.1M | Add +26.6% |
| IDA Idacorp Inc. | 0.77% | 710,868 | $82.6M | Reduce -1.5% |
| MEDP Medpace Holdings Inc. | 0.76% | 270,756 | $82.5M | Reduce -1.7% |
| KNSL Kinsale Capital Group Inc. | 0.75% | 166,866 | $81.2M | Add +46.6% |
| ADC Agree Realty Corp. | 0.74% | 1,041,865 | $80.4M | Reduce -1.4% |
| PNFP Pinnacle Financial Partners | 0.74% | 758,244 | $80.4M | Reduce -0.4% |
| PIPR Piper Sandler Cos | 0.74% | 323,483 | $80.1M | Add +0.8% |
| SLAB Silicon Laboratories Inc. | 0.71% | 676,786 | $76.2M | Reduce -0.8% |
| GTLS Chart Industries Inc. | 0.69% | 512,876 | $74.0M | Reduce -0.7% |
| DORM Dorman Products Inc. | 0.67% | 601,363 | $72.5M | Add +0.7% |
| BURL Burlington Stores Inc. | 0.66% | 300,588 | $71.6M | Add +0.5% |
| EXP Eagle Materials Inc. | 0.66% | 321,276 | $71.3M | Reduce -0.3% |
| PCTY Paylocity Holding Corp. | 0.66% | 380,269 | $71.2M | Reduce -0.2% |
| BFAM Bright Horizons Family Solut | 0.66% | 558,510 | $71.0M | Add +23.1% |
| RPM RPM International Inc. | 0.65% | 608,318 | $70.4M | Add +0.3% |
| SITE Siteone Landscape Supply Inc. | 0.64% | 571,958 | $69.5M | Reduce -0.3% |
| MANH Manhattan Associates Inc. | 0.64% | 397,901 | $68.9M | Add +28.5% |
| VOYA Voya Financial Inc. | 0.63% | 1,010,746 | $68.5M | Reduce -0.2% |
| CBZ Cbiz Inc. | 0.63% | 893,516 | $67.8M | Add +9.7% |
| HLI Houlihan Lokey Inc. | 0.62% | 415,277 | $67.1M | Reduce -2.5% |
| PM Philip Morris International | 0.62% | 420,306 | $66.7M | Add +0.2% |
| IEX Idex Corp. | 0.62% | 366,935 | $66.4M | Reduce -2.0% |
| GPI Group 1 Automotive Inc. | 0.61% | 173,602 | $66.3M | Add +0.7% |
| ENTG Entegris Inc. | 0.61% | 747,653 | $65.4M | Reduce -17.1% |
| UMBF Umb Financial Corp. | 0.60% | 640,443 | $64.7M | Reduce -1.5% |
| TPH Tri Pointe Homes Inc. | 0.59% | 2,010,525 | $64.2M | Reduce -1.3% |
| VCEL Vericel Corp. | 0.59% | 1,432,434 | $63.9M | Add +12.4% |
| INTA Intapp Inc. | 0.58% | 1,067,152 | $62.3M | Reduce -23.3% |
| NDSN Nordson Corp. | 0.57% | 303,073 | $61.1M | Add +0.1% |
| CCC CCC Intelligent Solutions Ho | 0.55% | 6,603,964 | $59.6M | Reduce -3.2% |
| PR Permian Resources Corp. Class A | 0.55% | 4,299,862 | $59.6M | Add +31.9% |
| DSGX The Descartes Systems Grp | 0.55% | 585,803 | $59.1M | Reduce -2.7% |
| JAZZ Jazz Pharmaceuticals PLC | 0.54% | 470,546 | $58.4M | Add +1.4% |
| WSO Watsco Inc. | 0.54% | 114,713 | $58.3M | Add +0.5% |
| ESI Element Solutions Inc. | 0.54% | 2,555,559 | $57.8M | Reduce -0.3% |
| WTFC Wintrust Financial Corp. | 0.53% | 512,280 | $57.6M | Reduce -0.3% |
| FIX Comfort Systems USA Inc. | 0.53% | 176,321 | $56.8M | Reduce -9.1% |
| STRL Sterling Infrastructure Inc. | 0.52% | 500,028 | $56.6M | Add +37.6% |
| NBIX Neurocrine Biosciences Inc. | 0.52% | 511,356 | $56.6M | Reduce -0.5% |
| ORI Old Republic Intl Corp. | 0.52% | 1,436,051 | $56.3M | Add +44.4% |
| SPXC SPX Technologies Inc. | 0.51% | 429,102 | $55.3M | Reduce -3.1% |
| SUI Sun Communities Inc. filed as SUN CMNTYS INC | 0.51% | 427,329 | $55.0M | Add +0.5% |
| TNDM Tandem Diabetes Care Inc. | 0.51% | 2,863,987 | $54.9M | Add +34.9% |
| PCOR Procore Technologies Inc. | 0.51% | 830,965 | $54.9M | Reduce -0.1% |
| EGP Eastgroup Properties Inc. | 0.50% | 307,488 | $54.2M | Reduce -0.2% |
| BR Broadridge Financial Solutio | 0.50% | 222,862 | $54.0M | Add +0.2% |
| ZBRA Zebra Technologies Corp. Class A | 0.49% | 188,439 | $53.2M | Reduce -0.2% |
| PAYX Paychex Inc. | 0.49% | 344,620 | $53.2M | Add +0.6% |
| HQY Healthequity Inc. | 0.48% | 588,548 | $52.0M | Reduce -2.6% |
| GBCI Glacier Bancorp Inc. | 0.48% | 1,174,545 | $51.9M | Reduce -1.2% |
| CHDN Churchill Downs Inc. | 0.48% | 465,966 | $51.8M | Add +7.3% |
| ETR Entergy Corp. | 0.47% | 599,762 | $51.3M | Add +0.3% |
| ITGR Integer Holdings Corp. | 0.47% | 431,000 | $50.9M | Reduce -0.6% |
| STAG Stag Industrial Inc. | 0.47% | 1,391,902 | $50.3M | Reduce -2.9% |
| CGNX Cognex Corp. | 0.45% | 1,639,777 | $48.9M | Add +0.2% |
| JPM JPMorgan Chase & Co. | 0.45% | 199,336 | $48.9M | Reduce -0.1% |
| VNOM Viper Energy Inc. | 0.45% | 1,072,101 | $48.4M | Add +36.0% |
| OVV Ovintiv Inc. | 0.45% | 1,123,668 | $48.1M | Add +1.4% |
| AUB Atlantic Union Bankshares Co. | 0.44% | 1,534,287 | $47.8M | Reduce -1.3% |
| NTRA Natera Inc. | 0.44% | 332,618 | $47.0M | Add +0.6% |
| AVNT Avient Corp. | 0.43% | 1,255,978 | $46.7M | Reduce -2.9% |
| MZTI The Marzetti Company filed as LANCASTER COLONY CORP | 0.43% | 266,212 | $46.6M | Reduce -0.3% |
| ABT Abbott Laboratories | 0.43% | 347,847 | $46.1M | Add +5.3% |
| ABCB Ameris Bancorp | 0.43% | 797,876 | $45.9M | Reduce -3.2% |
| AIZ Assurant Inc. | 0.42% | 216,656 | $45.4M | Add +50.5% |
| SUPN Supernus Pharmaceuticals Inc. | 0.42% | 1,382,441 | $45.3M | Add +14.6% |
| SNDR Schneider National Inc. Class B | 0.41% | 1,957,064 | $44.7M | Reduce -1.6% |
| AZTA Azenta Inc. | 0.41% | 1,289,644 | $44.7M | Reduce -0.7% |
| CFR Cullen/Frost Bankers Inc. | 0.41% | 350,437 | $43.9M | Add +0.8% |
| SKY Champion Homes Inc. | 0.41% | 462,172 | $43.8M | Reduce -3.5% |
| BCPC Balchem Corp. | 0.40% | 262,253 | $43.5M | Reduce -3.2% |
| SLGN Silgan Holdings Inc. | 0.40% | 846,045 | $43.3M | Add +0.5% |
| ATR Aptargroup Inc. | 0.40% | 289,786 | $43.0M | Reduce -0.2% |
| NOVT Novanta Inc. | 0.40% | 335,711 | $42.9M | Reduce -3.2% |
| GLOB Globant SA | 0.40% | 363,951 | $42.8M | Reduce -2.1% |
| CNQ Canadian Natural Resources | 0.39% | 1,362,332 | $42.0M | Reduce -18.0% |
| LECO Lincoln Electric Holdings | 0.39% | 221,251 | $41.9M | Reduce -0.4% |
| TTC Toro Co. | 0.39% | 573,206 | $41.7M | Reduce -0.2% |
| ENB Enbridge Inc. | 0.38% | 935,402 | $41.4M | Reduce -0.2% |
| UFPI Ufp Industries Inc. | 0.38% | 386,900 | $41.4M | Reduce -3.1% |
| STE Steris PLC | 0.38% | 180,649 | $40.9M | Reduce -0.4% |
Other holdings (1): bonds, preferreds, convertibles and warrants · $0 (not counted above)
| Security | Class | Shares / Principal | Value | Change |
|---|---|---|---|---|
| OXY.WS Occidental Petroleum-CW27 | *W EXP 08/03/202 | 1 | $0 | New |
Portfolio Sells Q4 2024 → Q1 2025
| ITCI Intra-Cellular Therapies Inc. | Reduce -89.8% | 0.17% | −0.81 |
| CMCO Columbus McKinnon Corp. | Reduce -100.0% | 0.00% | −0.40 |
| CYBR Cyberark Software Ltd./Israel | Reduce -30.4% | 0.98% | −0.30 |
| GLOB Globant SA | Reduce -2.1% | 0.40% | −0.28 |
| UNH Unitedhealth Group Inc. | Reduce -61.1% | 0.20% | −0.26 |
| ICFI Icf International Inc. | Reduce -99.6% | 0.00% | −0.22 |
| SPGI S&P Global Inc. | Reduce -91.0% | 0.02% | −0.21 |
| FLYW Flywire Corp.-Voting | Reduce -4.2% | 0.19% | −0.20 |
| CHX Championx Corp. | Reduce -55.0% | 0.23% | −0.20 |
| ROCK Gibraltar Industries Inc. | Reduce -89.5% | 0.02% | −0.19 |
| INTA Intapp Inc. | Reduce -23.3% | 0.58% | −0.18 |
| FIX Comfort Systems USA Inc. | Reduce -9.1% | 0.53% | −0.17 |
| CNI Canadian Natl Railway Co. | Reduce -97.1% | 0.01% | −0.17 |
| ENTG Entegris Inc. | Reduce -17.1% | 0.61% | −0.15 |
| GTLS Chart Industries Inc. | Reduce -0.7% | 0.69% | −0.15 |
| DHR Danaher Corp. | Reduce -98.7% | 0.00% | −0.15 |
| ROP Roper Technologies Inc. | Reduce -92.6% | 0.01% | −0.15 |
| FNA Paragon 28 Inc. | Reduce -99.8% | 0.00% | −0.14 |
| SYY Sysco Corp. | Reduce -97.6% | 0.00% | −0.14 |
| AZTA Azenta Inc. | Reduce -0.7% | 0.41% | −0.14 |
| EFX Equifax Inc. | Reduce -97.7% | 0.00% | −0.13 |
| BAH Booz Allen Hamilton Holdings | Reduce -16.4% | 0.37% | −0.13 |
| CCC CCC Intelligent Solutions Ho | Reduce -3.2% | 0.55% | −0.13 |
| ZBRA Zebra Technologies Corp. Class A | Reduce -0.2% | 0.49% | −0.13 |
| CRI Carter's Inc. | Reduce -99.8% | 0.00% | −0.12 |
| CPRT Copart Inc. | Reduce -94.0% | 0.01% | −0.12 |
| TNET Trinet Group Inc. | Sold out | 0.00% | −0.11 |
| BOOT Boot Barn Holdings Inc. | Reduce -9.3% | 0.23% | −0.10 |
| NVDA Nvidia Corp. | Reduce -10.3% | 0.36% | −0.10 |
| RVLV Revolve Group Inc. Class A | Reduce -2.2% | 0.19% | −0.09 |
| VSH Vishay Intertechnology Inc. | Sold out | 0.00% | −0.08 |
| PRIM Primoris Services Corp. | Reduce -3.2% | 0.32% | −0.08 |
| BIO Bio-Rad Laboratories-A | Reduce -1.1% | 0.32% | −0.08 |
| SNDR Schneider National Inc. Class B | Reduce -1.6% | 0.41% | −0.08 |
| NBIX Neurocrine Biosciences Inc. | Reduce -0.5% | 0.52% | −0.07 |
| FTRE Fortrea Holdings Inc. | Sold out | 0.00% | −0.06 |
| TMUS T-Mobile US Inc. | Reduce -47.9% | 0.14% | −0.06 |
| PAL Proficient Auto Logistics Inc. | Sold out | 0.00% | −0.06 |
| GMED Globus Medical Inc. Class A | Reduce -1.4% | 1.17% | −0.06 |
| AUB Atlantic Union Bankshares Co. | Reduce -1.3% | 0.44% | −0.06 |
| DAVA Endava PLC- Spon ADR | Reduce -1.3% | 0.12% | −0.06 |
| NOVT Novanta Inc. | Reduce -3.2% | 0.40% | −0.05 |
| IEX Idex Corp. | Reduce -2.0% | 0.62% | −0.05 |
| DVY iShares Select Dividend ETF | Reduce -95.7% | 0.00% | −0.05 |
| OXM Oxford Industries Inc. | Reduce -3.2% | 0.18% | −0.05 |
| CNQ Canadian Natural Resources | Reduce -18.0% | 0.39% | −0.05 |
| SF Stifel Financial Corp. | Reduce -1.6% | 0.93% | −0.05 |
| GOOGL Alphabet Inc. Class A | Reduce -0.7% | 0.31% | −0.04 |
| NSSC Napco Security Technologies | Reduce -0.5% | 0.09% | −0.04 |
| AEIS Advanced Energy Industries | Reduce -3.1% | 0.27% | −0.04 |
Portfolio Buys Q4 2024 → Q1 2025
| INSM Insmed Inc. | Add +21.3% | 0.97% | +0.31 |
| KNSL Kinsale Capital Group Inc. | Add +46.6% | 0.75% | +0.30 |
| ABBV Abbvie Inc. | Add +26.6% | 0.77% | +0.30 |
| FTAI Ftai Aviation Ltd. | New | 0.29% | +0.29 |
| CFG Citizens Financial Group | Add +69665.9% | 0.28% | +0.28 |
| RTX RTX Corp. | Add +11673.1% | 0.27% | +0.27 |
| POWL Powell Industries Inc. | New | 0.26% | +0.26 |
| BFAM Bright Horizons Family Solut | Add +23.1% | 0.66% | +0.23 |
| PAR Par Technology Corp. | New | 0.22% | +0.22 |
| ORI Old Republic Intl Corp. | Add +44.4% | 0.52% | +0.22 |
| CVCO Cavco Industries Inc. | Add +0.8% | 0.92% | +0.20 |
| PM Philip Morris International | Add +0.2% | 0.62% | +0.19 |
| LPLA LPL Financial Holdings Inc. | New | 0.16% | +0.16 |
| AIZ Assurant Inc. | Add +50.5% | 0.42% | +0.16 |
| PR Permian Resources Corp. Class A | Add +31.9% | 0.55% | +0.15 |
| MWA Mueller Water Products Inc. Class A | New | 0.13% | +0.13 |
| EPAC Enerpac Tool Group Corp. | Add +45.6% | 0.32% | +0.13 |
| VNOM Viper Energy Inc. | Add +36.0% | 0.45% | +0.12 |
| KO The Coca-Cola Co. | Add +14.7% | 0.37% | +0.11 |
| ABT Abbott Laboratories | Add +5.3% | 0.43% | +0.11 |
| ETR Entergy Corp. | Add +0.3% | 0.47% | +0.09 |
| PAYX Paychex Inc. | Add +0.6% | 0.49% | +0.08 |
| AMT American Tower Corp. | Add +1.8% | 0.35% | +0.08 |
| QSR Restaurant Brands Intern | Add +14.3% | 0.38% | +0.08 |
| WSO Watsco Inc. | Add +0.5% | 0.54% | +0.08 |
| META Meta Platforms Inc. Class A | Add +941.4% | 0.08% | +0.07 |
| BR Broadridge Financial Solutio | Add +0.2% | 0.50% | +0.07 |
| AMGN Amgen Inc. | Add +0.8% | 0.30% | +0.07 |
| HLMN Hillman Solutions Corp. | Add +35.0% | 0.28% | +0.07 |
| APG Api Group Corp. | Add +0.2% | 0.87% | +0.07 |
| FNF Fidelity National Financial | Add +0.0% | 0.32% | +0.07 |
| IP International Paper Co. | Add +20.9% | 0.28% | +0.06 |
| SUI Sun Communities Inc. | Add +0.5% | 0.51% | +0.06 |
| OVV Ovintiv Inc. | Add +1.4% | 0.45% | +0.06 |
| CBZ Cbiz Inc. | Add +9.7% | 0.63% | +0.06 |
| VSEC Vse Corp. | Add +3.1% | 0.20% | +0.06 |
| JAZZ Jazz Pharmaceuticals PLC | Add +1.4% | 0.54% | +0.06 |
| ALGM Allegro Microsystems Inc. | Add +2.4% | 0.25% | +0.05 |
| UE Urban Edge Properties | New | 0.05% | +0.05 |
| ALKT Alkami Technology Inc. | New | 0.05% | +0.05 |
| SUPN Supernus Pharmaceuticals Inc. | Add +14.6% | 0.42% | +0.05 |
| MRK Merck & Co. Inc. | Add +25.6% | 0.25% | +0.05 |
| SEI Solaris Energy Infrastructur | Add +141.8% | 0.09% | +0.04 |
| WTRG Essential Utilities Inc. | Add +0.7% | 0.27% | +0.04 |
| NBN Northeast Bank | Add +31.7% | 0.14% | +0.04 |
| CSCO Cisco Systems Inc. | Add +0.1% | 0.34% | +0.04 |
| AIT Applied Industrial Tech Inc. | Add +28.6% | 0.17% | +0.04 |
| POR Portland General Electric Co. | Add +0.3% | 0.38% | +0.04 |
| FERG Ferguson Enterprises Inc. | Add +14.4% | 0.29% | +0.04 |
| NSA National Storage Affiliates | Add +0.6% | 0.28% | +0.03 |
Notes & Other Activity Q4 2024 → Q1 2025
| OXY.WS Occidental Petroleum-CW27 | *W EXP 08/03/202 | New | 1 | $0 |
Bonds, preferreds, convertibles and warrants; not part of the stock holdings or percentages above.
All Filings
| Quarter | Positions | 13F Reported Value | Top Holdings |
|---|---|---|---|
| Q2 2026 | 1,107 | $12.8B | MTSI, AEIS, SPXC, STRL, ITT |
| Q1 2026 | 1,019 | $11.3B | AEIS, MTSI, RBC, ITT, SPXC |
| Q4 2025 | 996 | $11.6B | MTSI, RBC, ITT, MSFT, AEIS |
| Q3 2025 | 999 | $11.3B | MSFT, RBC, FIX, MTSI, LOPE |
| Q2 2025 | 991 | $11.2B | MTSI, RBC, AVGO, MSFT, TXRH |
| Q1 2025 | 1,010 | $10.8B | RBC, TXRH, MTSI, GMED, MSFT |
| Q4 2024 | 973 | $11.8B | TXRH, MTSI, CYBR, GMED, RBC |
| Q3 2024 | 960 | $11.7B | TXRH, RBC, MSFT, CYBR, MTSI |
| Q2 2024 | 942 | $10.9B | TXRH, MSFT, MTSI, RBC, CYBR |
| Q1 2024 | 927 | $11.3B | TXRH, MSFT, RBC, ENTG, MTDR |