PFE's current 52wk position reading and what that signal has historically been followed by.
PFE is currently at 86.8% of its 52-week range, as of 2026-08-21.
This page covers Pfizer (PFE) — its current 52wk position reading and the measured historical record of what PFE 52wk position extremes were followed by.
How to read this. These figures are measured only on instruments currently in our coverage — a set of companies that survived. Signals that appear to have 'worked' on the downside are conditioned on these names having recovered; a company that fell and never came back would not be here to measure. Read every number below as a property of this surviving sample, not a universal rule, and never as advice.
All figures are ‘excess’ returns — measured relative to each instrument’s own historical drift, not relative to the market. This is not alpha and not a market-beating claim; it isolates the signal from the instrument’s background trend. Measured from the first day each signal appeared (not its most extreme point), so it reflects what was knowable in real time.
Measured across PFE’s 52wk position history from 1973 to 2026: 101 overbought episodes and 53 oversold episodes. Overbought readings were followed by +0.12% excess at 5 sessions and +0.40% by 20; oversold readings were followed by +0.69% excess at 5 sessions and +1.39% by 20.
On this signal, PFE was most recently overbought on 2026-03-30 and most recently oversold on 2025-04-01.
Measured-outcome coverage runs through 2026-03-30 — the most recent episode with forward sessions scored; the current reading above is later, as of 2026-08-21.
When PFE was overbought / at a high extreme
Across 101 past episodes where PFE was overbought on this signal, the close 20 sessions later beat PFE’s own trailing drift by 0.40 percentage points on average (50% of episodes beat drift).
| horizon | excess vs own drift | beat-drift rate | episodes with complete horizon |
|---|---|---|---|
| 1 session | -0.14% | 33% | 101 |
| 5 sessions | +0.12% | 49% | 101 |
| 20 sessions | +0.40% | 50% | 101 |
When PFE was oversold / at a low extreme
Across 53 past episodes where PFE was oversold on this signal, the close 20 sessions later beat PFE’s own trailing drift by 1.39 percentage points on average (49% of episodes beat drift).
| horizon | excess vs own drift | beat-drift rate | episodes with complete horizon |
|---|---|---|---|
| 1 session | +0.25% | 51% | 53 |
| 5 sessions | +0.69% | 58% | 53 |
| 20 sessions | +1.39% | 49% | 53 |
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