GW&K Investment Management’s Costco COST Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Change in Stake | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2026
Q2 | $730K | Buy |
780
+202
| +35% | +$201K | 0.01% | 348 |
|
|
2026
Q1 | $576K | Buy |
578
+133
| +30% | +$130K | 0.01% | 346 |
|
|
2025
Q4 | $384K | Buy |
445
+22
| +5% | +$19.9K | ﹤0.01% | 359 |
|
|
2025
Q3 | $392K | Hold |
423
| – | – | ﹤0.01% | 356 |
|
|
2025
Q2 | $419K | Buy |
423
+120
| +40% | +$119K | ﹤0.01% | 346 |
|
|
2025
Q1 | $287K | Buy |
303
+7
| +2% | +$6.83K | ﹤0.01% | 362 |
|
|
2024
Q4 | $271K | Buy |
296
+10
| +3% | +$9.28K | ﹤0.01% | 359 |
|
|
2024
Q3 | $254K | Buy |
286
+38
| +15% | +$33K | ﹤0.01% | 352 |
|
|
2024
Q2 | $211K | Buy |
248
+45
| +22% | +$35.1K | ﹤0.01% | 351 |
|
|
2024
Q1 | $149K | Sell |
203
-3
| -1% | -$2.14K | ﹤0.01% | 356 |
|
|
2023
Q4 | $136K | Sell |
206
-5
| -2% | -$2.96K | ﹤0.01% | 360 |
|
|
2023
Q3 | $119K | Buy |
211
+46
| +28% | +$25.4K | ﹤0.01% | 356 |
|
|
2023
Q2 | $89K | Buy |
+165
| New | +$83.5K | ﹤0.01% | 360 |
|
|
2022
Q3 | – | Sell |
-921
| Closed | -$441K | – | 492 |
|
|
2022
Q2 | $441K | Sell |
921
-23
| -2% | -$11.7K | ﹤0.01% | 330 |
|
|
2022
Q1 | $544K | Buy |
+944
| New | +$495K | ﹤0.01% | 326 |
|
|
2021
Q3 | – | Sell |
-43
| Closed | -$17K | – | 381 |
|
|
2021
Q2 | $17K | Buy |
+43
| New | +$16.3K | ﹤0.01% | 365 |
|
|
2021
Q1 | – | Sell |
-38,673
| Closed | -$14.6M | – | 388 |
|
|
2020
Q4 | $14.6M | Sell |
38,673
-2,957
| -7% | -$1.1M | 0.15% | 213 |
|
|
2020
Q3 | $14.8M | Sell |
41,630
-15
| -0% | -$5.04K | 0.19% | 198 |
|
|
2020
Q2 | $12.6M | Buy |
41,645
+239
| +0.6% | +$72.7K | 0.18% | 199 |
|
|
2020
Q1 | $11.8M | Sell |
41,406
-5,391
| -12% | -$1.64M | 0.21% | 176 |
|
|
2019
Q4 | $13.8M | Sell |
46,797
-882
| -2% | -$262K | 0.18% | 190 |
|
|
2019
Q3 | $13.7M | Sell |
47,679
-6,826
| -13% | -$1.92M | 0.19% | 184 |
|
|
2019
Q2 | $14.4M | Sell |
54,505
-938
| -2% | -$234K | 0.22% | 184 |
|
|
2019
Q1 | $13.4M | Sell |
55,443
-471
| -0.8% | -$103K | 0.22% | 179 |
|
|
2018
Q4 | $11.4M | Sell |
55,914
-1,085
| -2% | -$242K | 0.22% | 166 |
|
|
2018
Q3 | $13.4M | Sell |
56,999
-947
| -2% | -$213K | 0.22% | 171 |
|
|
2018
Q2 | $12.1M | Sell |
57,946
-1,470
| -2% | -$290K | 0.2% | 183 |
|
|
2018
Q1 | $11.2M | Sell |
59,416
-628
| -1% | -$118K | 0.19% | 181 |
|
|
2017
Q4 | $11.2M | Sell |
60,044
-11,137
| -16% | -$1.92M | 0.19% | 179 |
|
|
2017
Q3 | $11.7M | Sell |
71,181
-371
| -0.5% | -$58.3K | 0.2% | 175 |
|
|
2017
Q2 | $11.4M | Sell |
71,552
-1,378
| -2% | -$237K | 0.2% | 167 |
|
|
2017
Q1 | $12.2M | Sell |
72,930
-4,123
| -5% | -$691K | 0.23% | 156 |
|
|
2016
Q4 | $12.3M | Sell |
77,053
-1,374
| -2% | -$210K | 0.24% | 152 |
|
|
2016
Q3 | $12M | Buy |
78,427
+7,846
| +11% | +$1.27M | 0.22% | 155 |
|
|
2016
Q2 | $11.1M | Sell |
70,581
-2,000
| -3% | -$303K | 0.23% | 143 |
|
|
2016
Q1 | $11.4M | Buy |
72,581
+3,610
| +5% | +$547K | 0.25% | 135 |
|
|
2015
Q4 | $11.1M | Buy |
68,971
+990
| +1% | +$156K | 0.26% | 129 |
|
|
2015
Q3 | $9.83M | Sell |
67,981
-1,429
| -2% | -$204K | 0.23% | 133 |
|
|
2015
Q2 | $9.38M | Buy |
69,410
+16,580
| +31% | +$2.38M | 0.21% | 140 |
|
|
2015
Q1 | $8M | Sell |
52,830
-1,460
| -3% | -$214K | 0.18% | 146 |
|
|
2014
Q4 | $7.7M | Sell |
54,290
-1,001
| -2% | -$136K | 0.18% | 144 |
|
|
2014
Q3 | $6.93M | Sell |
55,291
-56
| -0.1% | -$6.77K | 0.18% | 147 |
|
|
2014
Q2 | $6.37M | Sell |
55,347
-17,240
| -24% | -$1.98M | 0.16% | 151 |
|
|
2014
Q1 | $8.11M | Sell |
72,587
-16
| -0% | -$1.83K | 0.22% | 137 |
|
|
2013
Q4 | $8.64M | Sell |
72,603
-797
| -1% | -$95.3K | 0.24% | 127 |
|
|
2013
Q3 | $8.45M | Buy |
73,400
+193
| +0.3% | +$22.3K | 0.26% | 118 |
|
|
2013
Q2 | $8.09M | Buy |
+73,207
| New | +$8M | 0.3% | 115 |
|
Other funds holding COST
GW&K Investment Management's COST Position: Q2 2026 in Review
GW&K Investment Management increased its Costco (COST) stake by 35% in Q2 2026, buying an estimated $201K and bringing the position to 780 shares worth $730K. The position accounts for 0.01% of the portfolio, ranked #348.
GW&K Investment Management first reported a position in COST in Q2 2013 and has held it in 47 quarters since. The position peaked at $14.8M in Q3 2020. 4,224 funds tracked by Wall St. Rank hold COST as of Q2 2026.
- GW&K Investment Management held 780 shares of Costco worth $730K as of Q2 2026.
- GW&K Investment Management bought 202 Costco shares in Q2 2026, an estimated $201K.
- Costco made up 0.01% of GW&K Investment Management's portfolio in Q2 2026, its #348 holding.
- GW&K Investment Management first reported a position in Costco in Q2 2013 and has held it in 47 quarters since.
- GW&K Investment Management's Costco position peaked at $14.8M in Q3 2020.
- 4,224 funds tracked by Wall St. Rank held Costco as of Q2 2026.
Based on GW&K Investment Management's 13F filing for Q2 2026, filed 12 Aug 2026.