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Latest GW&K Investment Management, LLC Stock Portfolio

$12.80Billion | No. of Holdings #1108

GW&K Investment Management, LLC Performance

2026 Q2+15.05%
YTD+15.96%
2025+6.40%

About GW&K Investment Management, LLC and 13F Hedge Fund Stock Holdings

On 2026-08-12, the fund reported it's updated stock portfolio. In the 13F Holdings report, GW&K Investment Management, LLC reported an equity portfolio of $12.8 Billions as of 30 Jun, 2026. <br><br> The top stock holdings of GW&K Investment Management, LLC are MTSI, AEIS, SPXC. The fund has invested 1.9% of it's portfolio in MACOM TECHNOLOGY SOLUTIONS H and 1.7% of portfolio in ADVANCED ENERGY INDUSTRIES. <br><br> The fund managers got completely rid off FIRST TRUST DJ INTERNET IND (BGLD), THERMON GROUP HOLDINGS INC (THR) and TRI POINTE HOMES INC (TPH) stocks. They significantly reduced their stock positions in GENTHERM INC (THRM), PAR TECHNOLOGY CORP/DEL (PAR) and CBIZ INC (CBZ). GW&K Investment Management, LLC opened new stock positions in CECO ENVIRONMENTAL CORP (CECE), CACTUS INC - A (WHD) and ARGAN INC (AGX). The fund showed a lot of confidence in some stocks as they added substantially to DARDEN RESTAURANTS INC (DRI), AIR PRODUCTS & CHEMICALS INC (APD) and IRON MOUNTAIN INC (IRM).
GW&K Investment Management, LLC Equity Portfolio Value
Last Reported on: 12 Aug, 2026
$12.80Billion
  as of Aug 12, 2026

GW&K Investment Management, LLC Annual Return Estimates Vs S&P 500

Our best estimate is that GW&K Investment Management, LLC made a return of 15.05% in the last quarter. In trailing 12 months, it's portfolio return was 25.37%.
  • Performance
  • S&P 500

New Buys

Ticker$ Bought
ceco environmental corp54,584,000
cactus inc - a38,452,000
argan inc35,773,000
archrock inc34,374,000
sprouts farmers market inc18,224,000
crocs inc17,473,000
alkermes plc15,320,000
thomson reuters corp13,746,000
New stocks bought by GW&K Investment Management, LLC

Additions

Ticker% Inc.
darden restaurants inc139,208
air products & chemicals inc85,236
iron mountain inc80,342
carlisle cos inc23,560
liberty media corp-formula-c19,606
seagate technology holdings10,006
advanced micro devices1,762
bank of new york mellon corp1,269
Additions to existing portfolio by GW&K Investment Management, LLC

Reductions

Ticker% Reduced
international paper co-99.47
astera labs inc-99.1
topbuild corp-97.73
primoris services corp-97.49
fidelity national financial-96.59
linde plc-93.88
idexx laboratories inc-87.64
s&p global inc-82.2
GW&K Investment Management, LLC reduced stake in above stock

Sold off

None of the stocks were completely sold off by GW&K Investment Management, LLC

Sector Distribution

GW&K Investment Management, LLC has about 18.8% of it's holdings in Industrials sector.

  • Industrials
  • Technology
  • Healthcare
  • Financial Services
  • Consumer Cyclical
  • Others
  • Consumer Defensive
  • Basic Materials
  • Energy
  • Real Estate
  • Utilities
Sector%
Industrials18.8
Technology16.1
Healthcare15.8
Financial Services12.7
Consumer Cyclical9.5
Others7.4
Consumer Defensive4.4
Basic Materials4.1
Energy4
Real Estate3
Utilities2.1
1.6

Market Cap. Distribution

GW&K Investment Management, LLC has about 44.4% of it's portfolio invested in the large-cap and mega-cap stocks.

  • MID-CAP
  • LARGE-CAP
  • MEGA-CAP
  • UNALLOCATED
  • SMALL-CAP
Category%
MID-CAP42.7
LARGE-CAP35.7
MEGA-CAP8.7
UNALLOCATED7.4
SMALL-CAP4.9

Stocks belong to which Index?

About 62.1% of the stocks held by GW&K Investment Management, LLC either belong to S&P 500 or RUSSELL 2000 index.

  • RUSSELL 2000
  • Others
  • S&P 500
Index%
RUSSELL 200045.5
Others37.9
S&P 50016.6
Top 5 Winners (%)%
OGN
organon & co
sandisk corp
212.1 %
INTC
intel corp
196.0 %
YNDX
nebius group nv
175.0 %
astera labs inc
171.4 %
Top 5 Winners ($)$
MTSI
macom technology solutions h
116.7 M
STRL
sterling infrastructure inc
108.5 M
CRDO
credo technology group holdi
56.8 M
POWL
powell industries inc
53.6 M
ENTG
entegris inc
45.0 M
Top 5 Losers (%)%
CVNA
carvana co
-71.9 %
VB
vanguard growth etf
-70.3 %
VB
vanguard mid-cap etf
-61.4 %
IJR
ishares russell 1000 growth
-60.3 %
MNDY
monday.com ltd
-55.4 %
Top 5 Losers ($)$
INSM
insmed inc
-35.6 M
MTDR
matador resources co
-19.7 M
LOPE
grand canyon education inc
-18.0 M
MGY
magnolia oil & gas corp - a
-18.0 M
PCOR
procore technologies inc
-17.1 M

GW&K Investment Management, LLC Holdings Map

This heatmap illustrates the top 50 positions within the fund's portfolio.

Current Stock Holdings of GW&K Investment Management, LLC

GW&K Investment Management, LLC has 1108 stocks in it's portfolio. About 12.7% of the portfolio is in top 10 stocks. INSM proved to be the most loss making stock for the portfolio. MTSI was the most profitable stock for GW&K Investment Management, LLC last quarter.

$12.78BTotal Value
500Positions
12 Aug, 2026Last Reported
Current holdings of Current Stock Holdings of GW&K Investment Management, LLC, last reported on 12 Aug, 2026. Select a row with a linked ticker to view its historical trend.
ExpandHoldingsorted ascending% PortfolioShares Held$ Value% Change
AAXJ
Ishares Msci Eafe Small-Cap

Ishares Msci Eafe Small-Cap

AAXJ
GW&K Investment Management, LLC's holding in Ishares Msci Eafe Small-Cap over time
0%5,402
$444.0K
0%
unchanged 0 percentunchanged
AAXJ
Ishares Dj Us Home Construct

Ishares Dj Us Home Construct

AAXJ
GW&K Investment Management, LLC's holding in Ishares Dj Us Home Construct over time
0%1,960
$205.0K
0%
new position
AAXJ
Ishares National Muni Bond E

Ishares National Muni Bond E

AAXJ
GW&K Investment Management, LLC's holding in Ishares National Muni Bond E over time
0%1,512
$163.0K
0%
increased 8.86 percentadded
ACWF
Ishares Core Dividend Growth

Ishares Core Dividend Growth

ACWF
GW&K Investment Management, LLC's holding in Ishares Core Dividend Growth over time
0%5,766
$437.0K
0%
decreased 1.03 percentreduced
AGT
Ishares Core Msci Dev Mkts

Ishares Core Msci Dev Mkts

AGT
GW&K Investment Management, LLC's holding in Ishares Core Msci Dev Mkts over time
0.11%163,313
$14.54M
0.11%
increased 5.7 percentadded