Sutro Biopharma Stock Forecast

Sell candidate since May 19, 2026 Loss -17.62%

The Sutro Biopharma Inc. stock price fell by -9.03% on the last day (Friday, 5th Jun 2026) from $28.68 to $26.09. During the last trading day the stock fluctuated 11.12% from a day low at $25.80 to a day high of $28.67. The price has fallen in 6 of the last 10 days and is down by -14.79% for this period. Volume has increased on the last day by 44 thousand shares but on falling prices. This may be an early warning and the risk will be increased slightly over the next couple of days. In total, 294 thousand shares were bought and sold for approximately $7.67 million.

The stock lies in the lower part of a very wide and strong rising trend in the short term, and this may normally pose a very good buying opportunity. If the lower trend floor at $24.96 is broken, it will firstly indicate a slower rate of rising, but may also be an early warning for a trend shift. Given the current short-term trend, the stock is expected to rise 33.94% during the next 3 months and, with a 90% probability hold a price between $33.43 and $58.82 at the end of this 3-month period.

STRO Signals & Forecast

There are few to no technical positive signals at the moment. The Sutro Biopharma Inc. stock holds sell signals from both short and long-term Moving Averages giving a more negative forecast for the stock. Also, there is a general sell signal from the relation between the two signals where the long-term average is above the short-term average. On corrections up, there will be some resistance from the lines at $27.64 and $33.56. A break-up above any of these levels will issue buy signals. A sell signal was issued from a pivot top point on Tuesday, May 12, 2026, and so far it has fallen -36.23%. Further fall is indicated until a new bottom pivot has been found. Furthermore, there is currently a sell signal from the 3 month Moving Average Convergence Divergence (MACD). Volume rose on falling prices yesterday. This may be an early warning and the stock should be followed more closely.

Support, Risk & Stop-loss for Sutro Biopharma Inc. stock

Sutro Biopharma Inc. finds support from accumulated volume at $25.57 and this level may hold a buying opportunity as an upwards reaction can be expected when the support is being tested.

This stock may move very much during the day (volatility) and with a very large prediction interval from the Bollinger Band this stock is considered to be "very high risk". During the last day, the stock moved $2.87 between high and low, or 11.12%. For the last week, the stock has had daily average volatility of 13.16%.

Our recommended stop-loss: We hold a negative evaluation for this stock. No stop-loss is set.

Trading Expectations (STRO) For The Upcoming Trading Day Of Monday 8th

For the upcoming trading day on Monday, 8th we expect Sutro Biopharma Inc. to open at $26.85, and during the day (based on 14 day Average True Range), to move between $24.55 and $27.63, which gives a possible trading interval of +/-$3.09 (+/-12.58%) up or down from last closing price. If Sutro Biopharma Inc. takes out the full calculated possible swing range there will be an estimated 12.58% move between the lowest and the highest trading price during the day.

Since the stock is closer to the support from accumulated volume at $25.57 (1.99%) than the resistance at $27.38 (4.94%), our systems sees the trading risk/reward intra-day as attractive and believe profit can be made before the stock reaches first resistance..

Is Sutro Biopharma Inc. stock A Buy?

The Sutro Biopharma Inc. stock holds several negative signals and despite the positive trend, we believe Sutro Biopharma Inc. will perform weakly in the next couple of days or weeks. Therefore, we hold a negative evaluation of this stock.

Current score: -3.888 Sell Candidate Unchanged

Predicted Fair Opening Price

Predicted fair opening price on June 8, 2026 - $26.85 ( 2.93%).

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