📡 COST — Costco
Price-Time Intelligence · decision-support only — not recommendations, not predictions · as of 10/06/2026
Last price (Close)
983.37 +1.53%
Next window · Gann 45 · active
12/06/2026
Last window · Gann 60 · 08/06/2026
since +0.88%
Daily chart · hover for price & date
Reference points
Last major low · 06/03/2026
960.46
Days: 66 trading / 96 calendar · return since: +2.39%
Last major high · 09/04/2026
1,035.82
Days: 43 trading / 62 calendar · return since: -5.06%
Price-Time Watch Windows
| Reference point | Cycle | Counting | Target date | Distance | Status |
|---|
| Low 06/03/2026 @ 960.46 | Gann 60 | Trading | 02/06/2026 | -6 (±2) | Passed |
| Low 06/03/2026 @ 960.46 | Gann 90 | Calendar | 04/06/2026 | -6 (±3) | Passed |
| High 09/04/2026 @ 1,035.82 | Gann 60 | Calendar | 08/06/2026 | -2 (±2) | Active now |
| High 09/04/2026 @ 1,035.82 | Gann 45 | Trading | 12/06/2026 | +2 (±2) | Active now |
| High 09/04/2026 @ 1,035.82 | Gann 60 | Trading | 03/07/2026 | +17 (±2) | Upcoming |
| Low 06/03/2026 @ 960.46 | Gann 120 | Calendar | 04/07/2026 | +24 (±3) | Upcoming |
| High 09/04/2026 @ 1,035.82 | Gann 90 | Calendar | 08/07/2026 | +28 (±3) | Upcoming |
| Low 06/03/2026 @ 960.46 | Gann 90 | Trading | 14/07/2026 | +24 (±3) | Upcoming |
Chronological: recent past → active → upcoming. 'Near a window' is context only, not a signal.
Date Echo — seasonal anniversary
What happened around the same calendar date in prior years. n ≈ number of years — descriptive, not an edge. Each window separately, every number vs baseline.
Passed 02/06/2026 · Low Gann 60/Trading · 9 years — Small sample
10 days: Avg -0.20% · Win 44% · DD -2.85%20 days: Avg +1.14% · Win 56% · DD -3.70%
Open Date Echo · 9 years
| Year | Actual date | Close | Context | 5d | 10d | 20d | Max DD 20d | Max Gain 20d |
|---|
| 2025 | 02/06/2025 | 1,056.85 | near 52w high | -4.79% | -6.86% | -6.71% | -7.75% | +0.00% |
| 2024 | 03/06/2024 | 815.39 | near 52w high | +4.04% | +6.44% | +5.39% | +0.00% | +6.79% |
| 2023 | 02/06/2023 | 512.59 | neutral | +0.91% | +2.16% | +5.55% | -0.27% | +5.55% |
| 2022 | 02/06/2022 | 487.61 | neutral | -3.19% | -7.35% | -0.38% | -8.39% | +0.00% |
| 2021 | 02/06/2021 | 380.59 | near 52w high | -0.17% | -0.31% | +3.96% | -0.31% | +4.78% |
| 2020 | 02/06/2020 | 307.09 | neutral | -0.50% | -1.87% | -1.26% | -3.43% | +1.61% |
| 2019 | 03/06/2019 | 241.07 | near 52w high | +6.55% | +8.45% | +9.33% | +0.00% | +10.90% |
| 2018 | 01/06/2018 | 197.13 | near 52w high · volume x2.0 | +3.36% | +5.17% | +6.01% | +0.00% | +7.42% |
| 2017 | 02/06/2017 | 180.97 | near 52w high | -0.33% | -7.66% | -11.63% | -13.17% | +0.68% |
Passed 04/06/2026 · Low Gann 90/Calendar · 9 years — Small sample
10 days: Avg -1.36% · Win 44% · DD -3.51%20 days: Avg +0.71% · Win 67% · DD -3.97%
Open Date Echo · 9 years
| Year | Actual date | Close | Context | 5d | 10d | 20d | Max DD 20d | Max Gain 20d |
|---|
| 2025 | 04/06/2025 | 1,051.69 | near 52w high | -5.22% | -7.30% | -6.15% | -7.30% | +0.00% |
| 2024 | 04/06/2024 | 827.39 | near 52w high · far above SMA50 | +2.65% | +5.24% | +4.26% | +0.00% | +5.24% |
| 2023 | 05/06/2023 | 518.25 | neutral | +0.52% | +0.28% | +4.41% | -1.35% | +4.41% |
| 2022 | 03/06/2022 | 476.25 | far below SMA50 | -2.72% | -6.21% | +2.52% | -6.21% | +2.52% |
| 2021 | 04/06/2021 | 387.52 | near 52w high | -1.47% | -1.71% | +2.95% | -2.09% | +2.95% |
| 2020 | 04/06/2020 | 310.75 | near 52w high | -3.19% | -3.60% | -1.61% | -4.57% | +0.42% |
| 2019 | 04/06/2019 | 245.61 | near 52w high | +4.68% | +6.97% | +8.09% | +0.00% | +8.85% |
| 2018 | 04/06/2018 | 198.62 | near 52w high | +2.96% | +3.82% | +4.72% | -0.48% | +6.61% |
| 2017 | 05/06/2017 | 182.08 | near 52w high | -1.34% | -9.74% | -12.77% | -13.70% | +0.07% |
Active now 08/06/2026 · High Gann 60/Calendar · 9 years — Small sample
10 days: Avg -0.12% · Win 67% · DD -2.61%20 days: Avg +1.58% · Win 78% · DD -2.98%
Open Date Echo · 9 years
| Year | Actual date | Close | Context | 5d | 10d | 20d | Max DD 20d | Max Gain 20d |
|---|
| 2025 | 09/06/2025 | 1,006.18 | neutral | -2.17% | -0.42% | -2.39% | -3.11% | +0.11% |
| 2024 | 07/06/2024 | 845.58 | near 52w high · far above SMA50 | +1.19% | +0.31% | +4.88% | +0.00% | +4.88% |
| 2023 | 08/06/2023 | 520.09 | neutral | +1.75% | +0.84% | +1.33% | -0.54% | +4.05% |
| 2022 | 08/06/2022 | 467.99 | far below SMA50 | -1.97% | +1.50% | +7.17% | -4.55% | +7.17% |
| 2021 | 08/06/2021 | 379.70 | near 52w high | +1.11% | +3.29% | +6.58% | -0.08% | +6.58% |
| 2020 | 08/06/2020 | 307.19 | neutral | -3.26% | -2.19% | +2.94% | -3.46% | +2.94% |
| 2019 | 07/06/2019 | 256.01 | near 52w high | +1.62% | +3.95% | +5.23% | +0.00% | +5.23% |
| 2018 | 08/06/2018 | 203.76 | near 52w high | +1.75% | +3.60% | +3.52% | +0.00% | +3.92% |
| 2017 | 08/06/2017 | 181.41 | near 52w high | -0.74% | -11.92% | -15.05% | -15.05% | +0.14% |
Active now 12/06/2026 · High Gann 45/Trading · 10 years — Small sample
10 days: Avg +0.07% · Win 60% · DD -1.92%20 days: Avg +2.62% · Win 70% · DD -2.34%
Open Date Echo · 10 years
| Year | Actual date | Close | Context | 5d | 10d | 20d | Max DD 20d | Max Gain 20d |
|---|
| 2025 | 12/06/2025 | 1,002.71 | neutral | -2.24% | -1.75% | -2.17% | -3.25% | +0.18% |
| 2024 | 12/06/2024 | 847.81 | near 52w high · far above SMA50 | +1.73% | +0.33% | -0.58% | -0.58% | +4.60% |
| 2023 | 12/06/2023 | 520.97 | neutral | -0.24% | +1.80% | +3.27% | -0.26% | +3.87% |
| 2022 | 13/06/2022 | 452.25 | far below SMA50 | +2.40% | +3.62% | +8.84% | -1.23% | +10.90% |
| 2021 | 11/06/2021 | 381.83 | near 52w high | -0.25% | +3.32% | +6.82% | -0.63% | +8.00% |
| 2020 | 12/06/2020 | 298.70 | neutral | +0.40% | -0.72% | +8.11% | -0.72% | +9.22% |
| 2019 | 12/06/2019 | 257.23 | near 52w high | +2.50% | +2.79% | +7.51% | +0.00% | +7.51% |
| 2018 | 12/06/2018 | 204.88 | near 52w high | +1.29% | +2.54% | +2.96% | -0.38% | +3.35% |
| 2017 | 12/06/2017 | 179.64 | near 52w high | -8.52% | -10.82% | -15.88% | -15.94% | +1.13% |
| 2016 | 13/06/2016 | 154.95 | near 52w high | +0.99% | -0.45% | +7.31% | -0.45% | +7.60% |
Upcoming 03/07/2026 · High Gann 60/Trading · 10 years — Small sample
10 days: Avg +2.39% · Win 70% · DD -1.51%20 days: Avg +3.61% · Win 80% · DD -2.11%
Open Date Echo · 10 years
| Year | Actual date | Close | Context | 5d | 10d | 20d | Max DD 20d | Max Gain 20d |
|---|
| 2025 | 03/07/2025 | 987.02 | neutral | -1.69% | -3.65% | -3.36% | -6.03% | +0.52% |
| 2024 | 03/07/2024 | 862.66 | near 52w high | -1.86% | -2.70% | -5.17% | -5.97% | +2.80% |
| 2023 | 03/07/2023 | 541.04 | near 52w high | -2.11% | +2.32% | +2.67% | -2.96% | +4.64% |
| 2022 | 01/07/2022 | 485.76 | neutral | +2.71% | +6.29% | +12.76% | +0.00% | +12.76% |
| 2021 | 02/07/2021 | 398.94 | near 52w high | +2.24% | +3.81% | +7.72% | -0.02% | +7.92% |
| 2020 | 02/07/2020 | 305.74 | neutral | +6.70% | +6.23% | +6.70% | +0.00% | +7.38% |
| 2019 | 03/07/2019 | 269.14 | near 52w high | +2.75% | +5.12% | +2.02% | -0.33% | +5.12% |
| 2018 | 03/07/2018 | 207.12 | near 52w high | +1.85% | +3.79% | +4.83% | +0.00% | +7.05% |
| 2017 | 03/07/2017 | 158.82 | neutral | -4.85% | -4.61% | +0.57% | -5.28% | +0.57% |
| 2016 | 01/07/2016 | 156.11 | near 52w high | +6.80% | +7.30% | +7.33% | -0.55% | +7.69% |
Upcoming 04/07/2026 · Low Gann 120/Calendar · 10 years — Small sample
10 days: Avg +2.51% · Win 70% · DD -1.46%20 days: Avg +3.47% · Win 80% · DD -2.06%
Open Date Echo · 10 years
| Year | Actual date | Close | Context | 5d | 10d | 20d | Max DD 20d | Max Gain 20d |
|---|
| 2025 | 03/07/2025 | 987.02 | neutral | -1.69% | -3.65% | -3.36% | -6.03% | +0.52% |
| 2024 | 03/07/2024 | 862.66 | near 52w high | -1.86% | -2.70% | -5.17% | -5.97% | +2.80% |
| 2023 | 03/07/2023 | 541.04 | near 52w high | -2.11% | +2.32% | +2.67% | -2.96% | +4.64% |
| 2022 | 05/07/2022 | 488.26 | neutral | +0.47% | +6.55% | +11.50% | +0.00% | +12.18% |
| 2021 | 02/07/2021 | 398.94 | near 52w high | +2.24% | +3.81% | +7.72% | -0.02% | +7.92% |
| 2020 | 02/07/2020 | 305.74 | neutral | +6.70% | +6.23% | +6.70% | +0.00% | +7.38% |
| 2019 | 03/07/2019 | 269.14 | near 52w high | +2.75% | +5.12% | +2.02% | -0.33% | +5.12% |
| 2018 | 03/07/2018 | 207.12 | near 52w high | +1.85% | +3.79% | +4.83% | +0.00% | +7.05% |
| 2017 | 03/07/2017 | 158.82 | neutral | -4.85% | -4.61% | +0.57% | -5.28% | +0.57% |
| 2016 | 05/07/2016 | 155.25 | near 52w high | +7.10% | +8.29% | +7.25% | +0.00% | +8.29% |
Upcoming 08/07/2026 · High Gann 90/Calendar · 10 years — Small sample
10 days: Avg +1.65% · Win 70% · DD -1.39%20 days: Avg +2.38% · Win 70% · DD -2.09%
Open Date Echo · 10 years
| Year | Actual date | Close | Context | 5d | 10d | 20d | Max DD 20d | Max Gain 20d |
|---|
| 2025 | 08/07/2025 | 985.84 | neutral | -1.84% | -4.49% | -4.15% | -5.92% | +0.00% |
| 2024 | 08/07/2024 | 880.84 | near 52w high | -3.65% | -3.79% | -8.84% | -8.84% | +0.68% |
| 2023 | 07/07/2023 | 525.05 | volume x1.7 | +4.12% | +6.25% | +5.14% | +0.00% | +7.83% |
| 2022 | 08/07/2022 | 501.54 | neutral | +4.27% | +5.62% | +7.99% | -2.19% | +9.25% |
| 2021 | 08/07/2021 | 407.15 | near 52w high | +1.15% | +2.55% | +9.06% | -0.02% | +9.06% |
| 2020 | 08/07/2020 | 316.32 | near 52w high | +3.28% | +3.79% | +7.71% | +0.00% | +7.71% |
| 2019 | 08/07/2019 | 269.40 | near 52w high | +4.15% | +4.00% | -1.60% | -1.60% | +5.01% |
| 2018 | 09/07/2018 | 210.94 | near 52w high | +1.85% | +3.75% | +5.58% | +0.00% | +5.58% |
| 2017 | 07/07/2017 | 154.11 | far below SMA50 | -0.72% | -2.38% | +1.51% | -2.38% | +4.65% |
| 2016 | 08/07/2016 | 165.44 | near 52w high | +0.59% | +1.23% | +1.37% | +0.00% | +1.62% |
Upcoming 14/07/2026 · Low Gann 90/Trading · 10 years — Small sample
10 days: Avg +0.31% · Win 40% · DD -1.29%20 days: Avg +2.17% · Win 90% · DD -2.03%
Open Date Echo · 10 years
| Year | Actual date | Close | Context | 5d | 10d | 20d | Max DD 20d | Max Gain 20d |
|---|
| 2025 | 14/07/2025 | 980.91 | neutral | -3.40% | -4.78% | +0.94% | -5.44% | +0.94% |
| 2024 | 15/07/2024 | 848.73 | neutral | -0.15% | -3.77% | +1.89% | -5.39% | +1.89% |
| 2023 | 14/07/2023 | 546.70 | near 52w high | +2.04% | +3.04% | +2.97% | +0.00% | +3.56% |
| 2022 | 14/07/2022 | 511.94 | volume x1.5 | +3.42% | +4.92% | +4.14% | -0.00% | +7.03% |
| 2021 | 14/07/2021 | 409.95 | near 52w high | +1.23% | +2.99% | +8.58% | +0.00% | +8.58% |
| 2020 | 14/07/2020 | 328.00 | near 52w high | -0.08% | -0.13% | +1.57% | -0.98% | +4.89% |
| 2019 | 15/07/2019 | 280.58 | near 52w high | -0.15% | -0.16% | -3.30% | -5.52% | +0.83% |
| 2018 | 13/07/2018 | 216.54 | near 52w high | +0.99% | +1.44% | +1.74% | -0.78% | +3.71% |
| 2017 | 14/07/2017 | 153.00 | neutral | -1.67% | -0.07% | +2.39% | -1.67% | +5.41% |
| 2016 | 14/07/2016 | 166.94 | near 52w high | +0.07% | -0.35% | +0.83% | -0.49% | +1.08% |
Questions to Watch
Is there a failed breakout above the window?Did an abnormal reversal candle appear?Is there an abnormal volume spike?Is the advance stalling (no follow-through)?Is short-term support breaking?Any change in relative strength vs QQQ/SPY/SMH?Is the leading sector weakening?
Interpretation & Scenarios
Careful wording — scenarios to watch, not forecasts. The decision is the trader's.
⬆️ Continuation (up) — to watch· If it holds above SMA50 (-2.2%) and breaks out on volume above the window — historically similar zones tended to continue. Technical confirmation needed.
⬇️ Weakness (down) — to watch· Relative weakness vs QQQ, SPY, SMH.
· If a breakout fails or it closes below SMA50 / a nearby low on volume — risk of continued weakness. Watch for fading volume and relative weakness.
↔️ Range / no clear edge· No active Price-Time Confluence right now.
· Distance from 52w high: -10.3% · from 52w low: +16.5%.
· Without confirmation either way — no clear edge; waiting for confirmation is reasonable.
Current Snapshot
Returns & distances
| 5 / 10 / 20 / 60 days | +2.24% · -2.02% · -3.77% · -1.69% |
|---|
| Distance from SMA20 / 50 / 200 | -2.34% · -2.22% · +2.75% |
|---|
| Distance from 52w high / low | -10.32% · +16.50% |
|---|
| ATR14 · volume vs 20-avg | 24.50 · 0.67x |
|---|
Relative strength
| vs QQQ (20d) | -1.85% |
|---|
| vs SPY (20d) | -2.04% |
|---|
| vs SMH (20d) | -5.49% |
|---|
Moving averages
| SMA20 / 50 / 200 | 1,006.90 · 1,005.66 · 957.04 |
|---|
| 52w high / low | 1,096.50 · 844.06 |
|---|