GAMCO Investors’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 | $4.82M | Sell |
5,155
-1,746
| -25% | -$1.74M | 0.04% | 372 |
|
|
2026
Q1 | $6.88M | Buy |
6,901
+381
| +6% | +$371K | 0.07% | 303 |
|
|
2025
Q4 | $5.62M | Sell |
6,520
-1,926
| -23% | -$1.75M | 0.05% | 336 |
|
|
2025
Q3 | $7.82M | Buy |
8,446
+53
| +0.6% | +$50.8K | 0.08% | 272 |
|
|
2025
Q2 | $8.31M | Buy |
8,393
+1,203
| +17% | +$1.2M | 0.08% | 252 |
|
|
2025
Q1 | $6.8M | Buy |
7,190
+159
| +2% | +$155K | 0.07% | 276 |
|
|
2024
Q4 | $6.44M | Buy |
7,031
+14
| +0.2% | +$13K | 0.07% | 299 |
|
|
2024
Q3 | $6.22M | Buy |
7,017
+426
| +6% | +$370K | 0.06% | 305 |
|
|
2024
Q2 | $5.6M | Sell |
6,591
-4,637
| -41% | -$3.62M | 0.06% | 314 |
|
|
2024
Q1 | $8.23M | Sell |
11,228
-138
| -1% | -$98.5K | 0.08% | 261 |
|
|
2023
Q4 | $7.5M | Buy |
11,366
+16
| +0.1% | +$9.48K | 0.08% | 263 |
|
|
2023
Q3 | $6.41M | Sell |
11,350
-239
| -2% | -$132K | 0.07% | 283 |
|
|
2023
Q2 | $6.24M | Buy |
11,589
+28
| +0.2% | +$14.2K | 0.07% | 290 |
|
|
2023
Q1 | $5.74M | Sell |
11,561
-198
| -2% | -$97.1K | 0.06% | 305 |
|
|
2022
Q4 | $5.37M | Sell |
11,759
-530
| -4% | -$259K | 0.06% | 301 |
|
|
2022
Q3 | $5.8M | Buy |
12,289
+4,980
| +68% | +$2.59M | 0.07% | 287 |
|
|
2022
Q2 | $3.5M | Sell |
7,309
-440
| -6% | -$223K | 0.04% | 374 |
|
|
2022
Q1 | $4.46M | Sell |
7,749
-69
| -0.9% | -$36.2K | 0.04% | 368 |
|
|
2021
Q4 | $4.44M | Sell |
7,818
-310
| -4% | -$159K | 0.04% | 369 |
|
|
2021
Q3 | $3.65M | Sell |
8,128
-30
| -0.4% | -$13.2K | 0.03% | 404 |
|
|
2021
Q2 | $3.23M | Sell |
8,158
-32
| -0.4% | -$12.1K | 0.03% | 434 |
|
|
2021
Q1 | $2.89M | Sell |
8,190
-1,727
| -17% | -$601K | 0.03% | 445 |
|
|
2020
Q4 | $3.74M | Sell |
9,917
-588
| -6% | -$220K | 0.04% | 372 |
|
|
2020
Q3 | $3.73M | Sell |
10,505
-400
| -4% | -$134K | 0.04% | 363 |
|
|
2020
Q2 | $3.31M | Buy |
10,905
+1,123
| +11% | +$342K | 0.04% | 370 |
|
|
2020
Q1 | $2.79M | Sell |
9,782
-424
| -4% | -$129K | 0.03% | 378 |
|
|
2019
Q4 | $3M | Sell |
10,206
-7,165
| -41% | -$2.13M | 0.02% | 431 |
|
|
2019
Q3 | $5M | Sell |
17,371
-669
| -4% | -$188K | 0.04% | 350 |
|
|
2019
Q2 | $4.77M | Buy |
18,040
+7,933
| +78% | +$1.98M | 0.04% | 364 |
|
|
2019
Q1 | $2.45M | Sell |
10,107
-828
| -8% | -$181K | 0.02% | 463 |
|
|
2018
Q4 | $2.23M | Sell |
10,935
-60
| -0.5% | -$13.4K | 0.02% | 445 |
|
|
2018
Q3 | $2.58M | Sell |
10,995
-540
| -5% | -$122K | 0.02% | 455 |
|
|
2018
Q2 | $2.41M | Sell |
11,535
-1,530
| -12% | -$302K | 0.02% | 458 |
|
|
2018
Q1 | $2.46M | Buy |
13,065
+265
| +2% | +$50K | 0.02% | 446 |
|
|
2017
Q4 | $2.38M | Sell |
12,800
-20,080
| -61% | -$3.47M | 0.01% | 467 |
|
|
2017
Q3 | $5.4M | Buy |
32,880
+1,210
| +4% | +$190K | 0.03% | 352 |
|
|
2017
Q2 | $5.07M | Sell |
31,670
-54
| -0.2% | -$9.3K | 0.03% | 360 |
|
|
2017
Q1 | $5.32M | Buy |
31,724
+1,060
| +3% | +$178K | 0.03% | 356 |
|
|
2016
Q4 | $4.91M | Sell |
30,664
-2,570
| -8% | -$392K | 0.03% | 367 |
|
|
2016
Q3 | $5.07M | Sell |
33,234
-5,790
| -15% | -$936K | 0.03% | 357 |
|
|
2016
Q2 | $6.13M | Sell |
39,024
-8,196
| -17% | -$1.24M | 0.04% | 338 |
|
|
2016
Q1 | $7.44M | Sell |
47,220
-225
| -0.5% | -$34.1K | 0.05% | 296 |
|
|
2015
Q4 | $7.66M | Sell |
47,445
-4,380
| -8% | -$692K | 0.05% | 296 |
|
|
2015
Q3 | $7.49M | Sell |
51,825
-46,150
| -47% | -$6.59M | 0.05% | 305 |
|
|
2015
Q2 | $13.2M | Sell |
97,975
-6,440
| -6% | -$926K | 0.07% | 247 |
|
|
2015
Q1 | $15.8M | Sell |
104,415
-1,045
| -1% | -$153K | 0.08% | 237 |
|
|
2014
Q4 | $14.9M | Hold |
105,460
| – | – | 0.08% | 248 |
|
|
2014
Q3 | $13.2M | Sell |
105,460
-860
| -0.8% | -$104K | 0.07% | 265 |
|
|
2014
Q2 | $12.2M | Sell |
106,320
-2,235
| -2% | -$256K | 0.06% | 279 |
|
|
2014
Q1 | $12.1M | Sell |
108,555
-1,100
| -1% | -$126K | 0.07% | 281 |
|
|
2013
Q4 | $13.1M | Buy |
109,655
+1,600
| +1% | +$191K | 0.07% | 269 |
|
|
2013
Q3 | $12.4M | Buy |
108,055
+5,545
| +5% | +$640K | 0.07% | 263 |
|
|
2013
Q2 | $11.3M | Buy |
+102,510
| New | +$11.2M | 0.07% | 259 |
|
Other funds holding COST
GAMCO Investors's COST Position: Q2 2026 in Review
GAMCO Investors reduced its Costco (COST) stake by 25% in Q2 2026, selling an estimated $1.74M and leaving 5,155 shares worth $4.82M. The position accounts for 0.04% of the portfolio, ranked #372.
GAMCO Investors first reported a position in COST in Q2 2013 and has held it in 53 quarters since. The position peaked at $15.8M in Q1 2015. 4,224 funds tracked by Wall St. Rank hold COST as of Q2 2026.
- GAMCO Investors held 5,155 shares of Costco worth $4.82M as of Q2 2026.
- GAMCO Investors sold 1,746 Costco shares in Q2 2026, an estimated $1.74M.
- Costco made up 0.04% of GAMCO Investors's portfolio in Q2 2026, its #372 holding.
- GAMCO Investors first reported a position in Costco in Q2 2013 and has held it in 53 quarters since.
- GAMCO Investors's Costco position peaked at $15.8M in Q1 2015.
- 4,224 funds tracked by Wall St. Rank held Costco as of Q2 2026.
Based on GAMCO Investors's 13F filing for Q2 2026, filed 12 Aug 2026.