GW&K Investment Management’s MACOM Technology Solutions MTSI Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q2
$241M Sell
634,742
-204,320
-24% -$67.8M 1.89% 1
2026
Q1
$186M Sell
839,062
-378,873
-31% -$84.6M 1.64% 2
2025
Q4
$209M Buy
1,217,935
+70,167
+6% +$11.1M 1.8% 1
2025
Q3
$143M Sell
1,147,768
-76,229
-6% -$10.1M 1.26% 4
2025
Q2
$175M Sell
1,223,997
-51,051
-4% -$5.96M 1.57% 1
2025
Q1
$128M Buy
1,275,048
+114,780
+10% +$14M 1.19% 3
2024
Q4
$151M Sell
1,160,268
-8,844
-0.8% -$1.11M 1.28% 2
2024
Q3
$130M Sell
1,169,112
-2,410
-0.2% -$253K 1.11% 5
2024
Q2
$131M Buy
1,171,522
+1,018
+0.1% +$104K 1.19% 3
2024
Q1
$112M Sell
1,170,504
-23,511
-2% -$2.08M 0.99% 8
2023
Q4
$111M Sell
1,194,015
-150,887
-11% -$12.4M 1.03% 8
2023
Q3
$110M Sell
1,344,902
-14,758
-1% -$1.09M 1.1% 6
2023
Q2
$89.1M Buy
1,359,660
+531,010
+64% +$32.2M 0.85% 13
2023
Q1
$58.7M Sell
828,650
-210,523
-20% -$14.2M 0.57% 59
2022
Q4
$65.4M Sell
1,039,173
-99,178
-9% -$6.19M 0.66% 31
2022
Q3
$59M Sell
1,138,351
-74,313
-6% -$4.07M 0.65% 37
2022
Q2
$55.9M Buy
1,212,664
+66,760
+6% +$3.44M 0.6% 47
2022
Q1
$68.6M Buy
1,145,904
+117,271
+11% +$7.33M 0.61% 43
2021
Q4
$80.5M Sell
1,028,633
-6,277
-0.6% -$453K 0.67% 38
2021
Q3
$67.1M Sell
1,034,910
-4,312
-0.4% -$265K 0.6% 47
2021
Q2
$66.6M Buy
1,039,222
+2,729
+0.3% +$158K 0.58% 50
2021
Q1
$60.1M Buy
1,036,493
+7,977
+0.8% +$494K 0.55% 51
2020
Q4
$56.6M Sell
1,028,516
-4,166
-0.4% -$178K 0.59% 38
2020
Q3
$35.1M Buy
1,032,682
+173,911
+20% +$6.32M 0.46% 82
2020
Q2
$29.5M Sell
858,771
-23,281
-3% -$680K 0.41% 95
2020
Q1
$16.7M Sell
882,052
-31,821
-3% -$809K 0.29% 138
2019
Q4
$24.3M Sell
913,873
-43,514
-5% -$1.04M 0.32% 139
2019
Q3
$20.6M Buy
957,387
+106,782
+13% +$2.09M 0.29% 152
2019
Q2
$12.9M Buy
850,605
+128,439
+18% +$1.94M 0.2% 193
2019
Q1
$12.1M Buy
722,166
+23,716
+3% +$413K 0.19% 190
2018
Q4
$10.1M Sell
698,450
-93,816
-12% -$1.51M 0.2% 176
2018
Q3
$16.3M Sell
792,266
-5,307
-0.7% -$119K 0.26% 159
2018
Q2
$18.4M Sell
797,573
-9,722
-1% -$207K 0.3% 155
2018
Q1
$13.4M Buy
807,295
+44,261
+6% +$1.14M 0.23% 169
2017
Q4
$24.8M Buy
763,034
+35,084
+5% +$1.27M 0.42% 98
2017
Q3
$32.5M Buy
727,950
+30,224
+4% +$1.47M 0.54% 74
2017
Q2
$38.9M Sell
697,726
-21,406
-3% -$1.15M 0.67% 52
2017
Q1
$34.7M Sell
719,132
-9,047
-1% -$423K 0.65% 62
2016
Q4
$33.7M Sell
728,179
-105,364
-13% -$4.6M 0.66% 52
2016
Q3
$35.3M Sell
833,543
-14,778
-2% -$579K 0.66% 56
2016
Q2
$28M Buy
848,321
+308,072
+57% +$11.7M 0.58% 69
2016
Q1
$23.7M Buy
+540,249
New +$21.2M 0.52% 84

Other funds holding MTSI

GW&K Investment Management's MTSI Position: Q2 2026 in Review

GW&K Investment Management reduced its MACOM Technology Solutions (MTSI) stake by 24% in Q2 2026, selling an estimated $67.8M and leaving 634,742 shares worth $241M. The position accounts for 1.89% of the portfolio, ranked #1.

GW&K Investment Management first reported a position in MTSI in Q1 2016 and has held it in 42 quarters since. 656 funds tracked by Wall St. Rank hold MTSI as of Q2 2026.

  • GW&K Investment Management held 634,742 shares of MACOM Technology Solutions worth $241M as of Q2 2026.
  • GW&K Investment Management sold 204,320 MACOM Technology Solutions shares in Q2 2026, an estimated $67.8M.
  • MACOM Technology Solutions made up 1.89% of GW&K Investment Management's portfolio in Q2 2026, its #1 holding.
  • GW&K Investment Management first reported a position in MACOM Technology Solutions in Q1 2016 and has held it in 42 quarters since.
  • 656 funds tracked by Wall St. Rank held MACOM Technology Solutions as of Q2 2026.

Based on GW&K Investment Management's 13F filing for Q2 2026, filed 12 Aug 2026.