Christopher Bloomstran - Semper Augustus Investments Group
Holding/activity history for Costco Co. (COST)
| Period | Shares | % of Portfolio | Activity | % Change to Portfolio | Reported Price | Value | Filing |
|---|---|---|---|---|---|---|---|
| 2026 Q1 | 3,367 | 0.40 | Reduce 2.32% | <0.01 | $996.43 | $3,354,980 | SEC |
| 2025 Q4 | 3,447 | 0.34 | Add 0.35% | <0.01 | $862.34 | $2,972,486 | SEC |
| 2025 Q3 | 3,435 | 0.40 | Reduce 8.84% | 0.05 | $925.63 | $3,179,539 | SEC |
| 2025 Q2 | 3,768 | 0.52 | Reduce 11.24% | 0.07 | $989.94 | $3,730,094 | SEC |
| 2025 Q1 | 4,245 | 0.65 | Reduce 2.41% | 0.02 | $945.78 | $4,014,836 | SEC |
| 2024 Q4 | 4,350 | 0.71 | Add 0.46% | <0.01 | $916.27 | $3,985,775 | SEC |
| 2024 Q3 | 4,330 | 0.65 | $886.52 | $3,838,632 | SEC | ||
| 2024 Q2 | 4,330 | 0.66 | Reduce 0.57% | <0.01 | $849.99 | $3,680,457 | SEC |
| 2024 Q1 | 4,355 | 0.58 | Add 0.32% | <0.01 | $732.63 | $3,190,604 | SEC |
| 2023 Q4 | 4,341 | 0.60 | Add 8.96% | 0.05 | $660.08 | $2,865,407 | SEC |
| 2023 Q3 | 3,984 | 0.54 | Reduce 4.51% | 0.02 | $564.96 | $2,250,801 | SEC |
| 2023 Q2 | 4,172 | 0.53 | Reduce 2.27% | 0.01 | $538.38 | $2,246,121 | SEC |
| 2023 Q1 | 4,269 | 0.54 | Reduce 14.09% | 0.09 | $496.87 | $2,121,138 | SEC |
| 2022 Q4 | 4,969 | 0.62 | Reduce 2.93% | 0.02 | $456.50 | $2,268,349 | SEC |
| 2022 Q3 | 5,119 | 0.73 | $472.36 | $2,418,000 | SEC | ||
| 2022 Q2 | 5,119 | 0.73 | Reduce 0.91% | <0.01 | $479.20 | $2,453,000 | SEC |
| 2022 Q1 | 5,166 | 0.76 | Reduce 6.07% | 0.06 | $575.88 | $2,975,000 | SEC |
| 2021 Q4 | 5,500 | 0.97 | Reduce 0.13% | <0.01 | $567.64 | $3,122,000 | SEC |
| 2021 Q3 | 5,507 | 0.80 | Reduce 18.41% | 0.16 | $449.43 | $2,475,000 | SEC |
| 2021 Q2 | 6,750 | 0.89 | Reduce 0.15% | <0.01 | $395.70 | $2,671,000 | SEC |
| 2021 Q1 | 6,760 | 0.90 | $352.51 | $2,383,000 | SEC | ||
| 2020 Q4 | 6,760 | 1.11 | Reduce 60.78% | 1.91 | $376.78 | $2,547,000 | SEC |
| 2020 Q3 | 17,238 | 3.14 | Reduce 10.04% | 0.33 | $354.97 | $6,119,000 | SEC |
| 2020 Q2 | 19,161 | 3.29 | Reduce 0.80% | 0.03 | $303.22 | $5,810,000 | SEC |
| 2020 Q1 | 19,316 | 3.47 | Reduce 0.02% | <0.01 | $285.15 | $5,508,000 | SEC |
| 2019 Q4 | 19,319 | 3.05 | Reduce 1.53% | 0.05 | $293.91 | $5,678,000 | SEC |
| 2019 Q3 | 19,619 | 3.24 | Add 0.46% | 0.01 | $288.09 | $5,652,000 | SEC |
| 2019 Q2 | 19,530 | 3.06 | Add 0.07% | <0.01 | $264.26 | $5,161,000 | SEC |
| 2019 Q1 | 19,516 | 2.90 | $242.16 | $4,726,000 | SEC | ||
| 2018 Q4 | 19,516 | 2.55 | Reduce 1.51% | 0.04 | $203.73 | $3,976,000 | SEC |
| 2018 Q3 | 19,816 | 2.68 | $234.86 | $4,654,000 | SEC | ||
| 2018 Q2 | 19,816 | 2.59 | Reduce 0.18% | <0.01 | $208.97 | $4,141,000 | SEC |
| 2018 Q1 | 19,851 | 2.60 | Reduce 1.98% | 0.06 | $188.45 | $3,741,000 | SEC |
| 2017 Q4 | 20,251 | 2.82 | $186.11 | $3,769,000 | SEC | ||
| 2017 Q3 | 20,251 | 2.46 | $164.29 | $3,327,000 | SEC | ||
| 2017 Q2 | 20,251 | 2.49 | $159.94 | $3,239,000 | SEC | ||
| 2017 Q1 | 20,251 | 2.54 | $167.70 | $3,396,000 | SEC | ||
| 2016 Q4 | 20,251 | 2.54 | Reduce 0.25% | <0.01 | $160.09 | $3,242,000 | SEC |
| 2016 Q3 | 20,302 | 2.35 | $152.50 | $3,096,000 | SEC | ||
| 2016 Q2 | 20,302 | 2.41 | $157.03 | $3,188,000 | SEC | ||
| 2016 Q1 | 20,302 | 2.38 | $157.57 | $3,199,000 | SEC | ||
| 2015 Q4 | 20,302 | 2.39 | $161.51 | $3,279,000 | SEC | ||
| 2015 Q3 | 20,302 | 2.16 | Reduce 0.49% | <0.01 | $144.57 | $2,935,000 | SEC |
| 2015 Q2 | 20,402 | 1.95 | $135.04 | $2,755,000 | SEC | ||
| 2015 Q1 | 20,402 | 2.11 | $151.50 | $3,091,000 | SEC | ||
| 2014 Q4 | 20,402 | 1.94 | Reduce 0.49% | <0.01 | $141.75 | $2,892,000 | SEC |
| 2014 Q3 | 20,502 | 1.66 | $125.30 | $2,569,000 | SEC | ||
| 2014 Q2 | 20,502 | 1.46 | $115.16 | $2,361,000 | SEC | ||
| 2014 Q1 | 20,502 | 1.39 | $111.70 | $2,290,000 | SEC | ||
| 2013 Q4 | 20,502 | 1.46 | $119.01 | $2,440,000 | SEC | ||
| 2013 Q3 | 20,502 | 1.47 | $115.16 | $2,361,000 | SEC | ||
| 2013 Q2 | 20,502 | 1.41 | $110.57 | $2,267,000 | SEC | ||
| 2013 Q1 | 20,502 | 2.15 | $106.09 | $2,175,000 | SEC | ||
| 2012 Q4 | 20,502 | 2.12 | Reduce 2.26% | 0.05 | $98.72 | $2,024,000 | SEC |
| 2012 Q3 | 20,977 | 2.09 | $100.16 | $2,101,000 | SEC | ||
| 2012 Q2 | 20,977 | 1.95 | $95.01 | $1,993,000 | SEC | ||
| 2012 Q1 | 20,977 | 1.77 | $90.81 | $1,905,000 | SEC | ||
| 2011 Q4 | 20,977 | 1.68 | $83.33 | $1,748,000 | SEC | ||
| 2011 Q3 | 20,977 | 1.81 | $82.14 | $1,723,000 | SEC | ||
| 2011 Q2 | 20,977 | 1.81 | $81.23 | $1,704,000 | SEC | ||
| 2011 Q1 | 20,977 | 1.51 | $73.32 | $1,538,000 | SEC | ||
| 2010 Q4 | 20,977 | 1.48 | $72.22 | $1,515,000 | SEC | ||
| 2010 Q3 | 20,977 | 1.49 | $64.50 | $1,353,000 | SEC | ||
| 2010 Q2 | 20,977 | 1.36 | $54.82 | $1,150,000 | SEC | ||
| 2010 Q1 | 20,977 | 1.48 | $59.73 | $1,253,000 | SEC | ||
| 2009 Q4 | 20,977 | 1.48 | $59.16 | $1,241,000 | SEC | ||
| 2009 Q3 | 20,977 | 1.51 | $56.40 | $1,183,000 | SEC | ||
| 2009 Q2 | 20,977 | 1.37 | Reduce 3.67% | 0.06 | $45.76 | $960,000 | SEC |
| 2009 Q1 | 21,777 | 1.55 | $46.33 | $1,009,000 | SEC | ||
| 2008 Q4 | 21,777 | 1.47 | $52.49 | $1,143,000 | SEC | ||
| 2008 Q3 | 21,777 | 1.56 | Reduce 1.36% | 0.02 | $64.93 | $1,414,000 | SEC |
| 2008 Q2 | 22,077 | 1.63 | $70.12 | $1,548,000 | SEC | ||
| 2008 Q1 | 22,077 | 1.46 | $64.95 | $1,434,000 | SEC | ||
| 2007 Q4 | 22,077 | 1.57 | $69.76 | $1,540,000 | SEC |