Boothbay Fund 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
Q1 | $1.92M | Buy |
1,922
+1,205
| +168% | +$1.17M | 0.02% | 647 |
|
|
2025
Q4 | $618K | Sell |
717
-269
| -27% | -$244K | 0.01% | 1020 |
|
|
2025
Q3 | $913K | Sell |
986
-22,765
| -96% | -$21.8M | 0.01% | 864 |
|
|
2025
Q2 | $23.5M | Buy |
+23,751
| New | +$23.6M | 0.46% | 32 |
|
|
2025
Q1 | – | Sell |
-732
| Closed | -$671K | – | 1461 |
|
|
2024
Q4 | $671K | Buy |
732
+189
| +35% | +$175K | 0.02% | 775 |
|
|
2024
Q3 | $481K | Buy |
+543
| New | +$471K | 0.01% | 999 |
|
|
2024
Q2 | – | Sell |
-1,011
| Closed | -$741K | – | 1578 |
|
|
2024
Q1 | $741K | Sell |
1,011
-685
| -40% | -$489K | 0.01% | 863 |
|
|
2023
Q4 | $1.12M | Sell |
1,696
-244
| -13% | -$145K | 0.03% | 694 |
|
|
2023
Q3 | $1.1M | Sell |
1,940
-2,258
| -54% | -$1.25M | 0.03% | 726 |
|
|
2023
Q2 | $2.26M | Buy |
4,198
+2,342
| +126% | +$1.19M | 0.05% | 513 |
|
|
2023
Q1 | $922K | Sell |
1,856
-1,554
| -46% | -$762K | 0.02% | 1029 |
|
|
2022
Q4 | $1.56M | Buy |
3,410
+2,827
| +485% | +$1.38M | 0.04% | 706 |
|
|
2022
Q3 | $275K | Buy |
+583
| New | +$303K | 0.01% | 1591 |
|
|
2022
Q2 | – | Sell |
-510
| Closed | -$259K | – | 2317 |
|
|
2022
Q1 | $294K | Buy |
+510
| New | +$268K | 0.01% | 1628 |
|
|
2021
Q4 | – | Sell |
-614
| Closed | -$276K | – | 1905 |
|
|
2021
Q3 | $276K | Buy |
+614
| New | +$270K | 0.01% | 1374 |
|
|
2021
Q1 | – | Sell |
-2,398
| Closed | -$904K | – | 1578 |
|
|
2020
Q4 | $904K | Buy |
+2,398
| New | +$896K | 0.03% | 533 |
|
|
2020
Q3 | – | Sell |
-1,016
| Closed | -$308K | – | 1066 |
|
|
2020
Q2 | $308K | Buy |
+1,016
| New | +$309K | 0.02% | 692 |
|
|
2018
Q3 | – | Sell |
-2,838
| Closed | -$593K | – | 809 |
|
|
2018
Q2 | $593K | Buy |
2,838
+1,638
| +137% | +$324K | 0.05% | 299 |
|
|
2018
Q1 | $226K | Buy |
1,200
+1
| +0.1% | +$189 | 0.03% | 570 |
|
|
2017
Q4 | $223K | Buy |
+1,199
| New | +$207K | 0.03% | 551 |
|
|
2017
Q1 | – | Sell |
-1,729
| Closed | -$277 | – | 772 |
|
|
2016
Q4 | $277 | Sell |
1,729
-827
| -32% | -$126K | 0.06% | 428 |
|
|
2016
Q3 | $390K | Buy |
+2,556
| New | +$413K | 0.08% | 290 |
|
|
2016
Q1 | – | Sell |
-1,934
| Closed | -$312K | – | 362 |
|
|
2015
Q4 | $312K | Buy |
+1,934
| New | +$306K | 0.14% | 250 |
|
Other funds holding COST
VCM
VPM
DAM
Boothbay Fund Management's COST Position: Q1 2026 in Review
Boothbay Fund Management increased its Costco (COST) stake by 168% in Q1 2026, buying an estimated $1.17M and bringing the position to 1,922 shares worth $1.92M. The position accounts for 0.02% of the portfolio, ranked #647.
Boothbay Fund Management first reported a position in COST in Q4 2015 and has held it in 23 quarters since. The position peaked at $23.5M in Q2 2025. 4,239 funds tracked by Wall St. Rank hold COST as of Q1 2026.
- Boothbay Fund Management held 1,922 shares of Costco worth $1.92M as of Q1 2026.
- Boothbay Fund Management bought 1,205 Costco shares in Q1 2026, an estimated $1.17M.
- Costco made up 0.02% of Boothbay Fund Management's portfolio in Q1 2026, its #647 holding.
- Boothbay Fund Management first reported a position in Costco in Q4 2015 and has held it in 23 quarters since.
- Boothbay Fund Management's Costco position peaked at $23.5M in Q2 2025.
- 4,239 funds tracked by Wall St. Rank held Costco as of Q1 2026.
Based on Boothbay Fund Management's 13F filing for Q1 2026, filed 15 May 2026.