BIIB technical analysis

BIIB Technical Analysis

Analysis date

July 14, 2026

Market

NasdaqGS (USD)

Daily cutoff

July 13, 2026

Reliability

Passed

Informational use only. This page is not investment advice.

Data verification

BIIB Data Verification

Checking the latest completed daily bar for date and closing-price consistency before indicators are calculated.

Symbol
BIIB
Market
NasdaqGS
Currency
USD (US Dollar)
Latest completed bar
July 13, 2026

Historical prices are adjusted for corporate actions when applicable. Date and closing-price consistency checks passed for the latest completed daily bar.

Validation seriesLatest CloseDateDifferenceStatus
Calculation series209.03July 13, 2026-Verified
Verification series209.03July 13, 2026 (previous close)0.00%Verified

Bottom line

BIIB Technical Analysis Summary

BIIB shows a strong daily uptrend with price trading above all key moving averages (SMA20, SMA50, SMA200), supported by above-average volume on the recent +4.96% gain. The daily RSI at 56.35 indicates neutral-to-bullish momentum without overbought conditions, while the MACD histogram at -0.93 signals near-term momentum deceleration. The weekly timeframe presents a mixed picture: price is above SMA20 and SMA50 but below the SMA200 (209.47), indicating the long-term trend has not fully reversed. Weekly momentum remains constructive with a positive MACD histogram at 0.96. Key resistance sits at 219.72 (20-day and 60-day high), while support lies at 193.20 (20-day low) and 174.85 (60-day low). A break above 219.72 would signal strong upside continuation; a breakdown below SMA50 (197.78) could suggest a deeper correction.

Multi-timeframe dashboard

Multi-Timeframe Technical Dashboard

Comparing daily (2-year) and weekly (5-year) perspectives to identify aligned or conflicting signals.

Daily (July 13, 2026)

Trend
Bullish. Price at 209.03 is above SMA20 (204.21), SMA50 (197.78), and SMA200 (179.46) with all SMAs sloping upward. The SMA50 crossed above SMA200, a bullish golden cross signal, and price trades well above this level.
Momentum
Neutral with fading upside momentum. RSI14 at 56.35 is above the neutral 50 level, indicating mild bullish bias without reaching overbought territory. MACD (2.36) is above zero but the histogram at -0.93 is negative, signaling short-term deceleration.
Volatility
Moderate. ATR14 at 7.09 (3.39% of price) suggests average daily movement of about 3.4%. Bollinger Bands (189.88 to 218.53) are moderately wide with price near the upper band, reflecting the recent upward move.
Volume
Above average. Latest volume of 2,258,900 is 164.9% of the 20-period average (1,369,420), indicating strong participation on the latest trading day.

Assessment

Daily chart shows a solid uptrend with confirmed bullish structure. The above-average volume on the +4.96% gain day suggests institutional buying. The negative MACD histogram warrants monitoring, but the trend remains bullish above SMA20 (204.21).

Weekly (July 6, 2026 week)

Trend
Mixed. Price at 199.15 is above SMA20 (191.10) and SMA50 (173.45) but below SMA200 (209.47). The SMA200 still slopes downward, indicating the multi-year downtrend has not fully reversed despite the strong rally.
Momentum
Bullish. RSI14 at 56.51 is above neutral and trending up. MACD at 9.00 with signal at 8.05 and histogram positive at 0.96 confirms ongoing bullish momentum on the weekly timeframe.
Volatility
Moderate to elevated. ATR14 at 13.32 (6.69% of price) reflects wider weekly ranges, consistent with the trending phase.
Volume
Above average. Weekly volume of 7,113,400 is 127.9% of the 20-week average (5,563,180), indicating healthy participation.

Assessment

Weekly momentum is constructive with RSI above 50 and a positive MACD histogram. The key missing piece is price reclaiming the SMA200 (209.47), which would confirm a full trend reversal. Until then, the weekly trend is best described as recovering rather than fully bullish.

Key indicators

BIIB Key Technical Indicators

RSI, MACD, moving averages, ATR, and Bollinger Bands across daily and weekly timeframes.

IndicatorDailyWeekly
RSI (14)56.3556.51
MACD (12, 26, 9)2.36 / 3.29 / -0.939.00 / 8.05 / 0.96
ATR (14)7.09 (3.39%)13.32 (6.69%)
Bollinger Bands (20, 2)189.88 - 218.53168.63 - 213.58
SMA (20)204.21191.10
SMA (50)197.78173.45
SMA (200)179.46209.47

Price structure

BIIB Price Structure and Returns

Price performance across multiple lookback periods and 52-week position.

MetricDailyWeekly
Current Price209.03199.15
1-Period Return+4.96%-7.85%
5-Period Return+0.27%+1.95%
20-Period Return+4.54%+3.71%
60-Period Return+15.78%+58.57%
252-Period Return+54.46%-33.57%
52-Week Low121.05121.05
52-Week High219.72219.72
52-Week Position89.17%79.15%

Key levels

BIIB Support and Resistance Levels

Key price levels based on recent swing highs and lows across daily and weekly timeframes.

LevelDailyWeekly
20-Period High219.72219.72
20-Period Low193.20168.64
60-Period High219.72219.72
60-Period Low174.85121.05

Scenarios

BIIB Technical Scenarios

Conditions, invalidation triggers, and what to watch for each scenario.

Bullish

Trigger

Price breaks above 219.72 (20-day / 60-day high / 52-week high) with increasing volume.

Invalidation

Price falls back below SMA50 (197.78) on the daily chart.

What to watch

Sustained price action above SMA20 (204.21); daily MACD histogram turning positive.

Range-Bound

Trigger

Price oscillates between 193.20 (20-day low) and 219.72 (20-day high).

Invalidation

A decisive break of either boundary with increasing volume.

What to watch

RSI staying between 45 and 60; weekly SMA200 (209.47) acting as resistance.

Bearish

Trigger

Price breaks below 193.20 (20-day low) and then the 60-day low at 174.85.

Invalidation

Price reclaims the SMA20 (204.21) and holds above it.

What to watch

Sustained closes below SMA50 (197.78); increasing downside volume.

Methodology

Methodology and Limitations

This technical analysis is calculated locally from adjusted OHLCV history. The daily series ends July 13, 2026, and the weekly series ends July 6, 2026 week. The latest completed daily bar is independently checked for date and closing-price consistency. Historical prices are adjusted for corporate actions when applicable. Indicators include Wilder RSI(14), MACD(12,26,9), SMA20/50/200, Wilder ATR(14), Bollinger Bands(20,2), relative volume, multi-period returns, and price-range levels. Support and resistance are descriptive zones, not guaranteed reversal points. Historical patterns do not predict future prices, and this page is not investment advice.

Frequently Asked Questions

This technical analysis is for informational and educational purposes only. It does not constitute investment advice, a recommendation, or a solicitation to buy or sell any security. Past performance and historical patterns are not guarantees of future results. All investments carry risk, including the potential loss of principal. Always conduct your own research and consult with a qualified financial advisor before making investment decisions.

Market data is checked for date and closing-price consistency before indicators are calculated. Data cutoffs: daily July 13, 2026, weekly July 6, 2026 week. Generated July 14, 2026.