NASDAQ:BIIB Technical Analysis

Biogen Inc. — Technical Analysis & Chart Patterns

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Seven formations appear in BIIB's daily price history. A break of structure (bos) completed with an upward breakout on August 19, 2026; an ascending triangle completed with a downward breakout on September 8, 2026; a long day, black printed a bearish signal on September 8, 2026; a spinning top, white printed a bullish signal on September 9, 2026; a Wyckoff markup phase has been under way since February 12, 2025; a triple top is currently forming and has not yet triggered; a long day, white printed a bullish signal on September 10, 2026.

Signal balance Conflicted — signals cancel 3 bullish (1.5) · 2 bearish (1)
Live signals only, weighted by each pattern's measured edge (proven counts double promising, which counts double unproven; confirmed breakouts count full, forming setups, phases and candles half). Trades that already resolved don't vote. 2 signals from negative-edge patterns excluded.

Patterns

last close, adjusted
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BREAKOUT UP
Wyckoff Markup Phase — Feb 12, 2025 to Sep 10, 2026
FORMING
Triple Top — Jun 29, 2026 to Sep 10, 2026
BREAKOUT UP
Long Day, White — Sep 10, 2026 to Sep 10, 2026 · broke out on Sep 10, 2026
BREAKOUT UP
Spinning Top, White — Sep 9, 2026 to Sep 9, 2026 · broke out on Sep 9, 2026
BREAKOUT DOWN
Long Day, Black — Sep 8, 2026 to Sep 8, 2026 · broke out on Sep 8, 2026
BREAKOUT DOWN
Ascending Triangle — Jun 29, 2026 to Sep 4, 2026 · broke out on Sep 8, 2026
BREAKOUT UP
Break of Structure (BOS) — Jul 15, 2026 to Aug 3, 2026 · broke out on Aug 19, 2026
Detected on this chart: Wyckoff Markup Phase, Triple Top (forming now), Long Day, White, Spinning Top, White, Long Day, Black, Ascending Triangle, Break of Structure (BOS). Subscribe to Pro to see each one drawn on the chart with its trigger price, measure-rule target, stop and simulated trade result.

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