Why Did SLS, BB, OUST Stocks Surge To 52-Week Highs Today?

Sellas Life Sciences, BlackBerry, and Ouster rallied to 52-week highs on Monday as investors rotated into the companies amid positive catalysts.

  • SLS stock soared more than 24% at close on Monday as investors looked ahead to the company’s Phase 3 REGAL trial results for its acute myeloid leukemia (AML) immunotherapy. 
  • BB stock rose more than 9% following multiple Wall Street price target hikes following its strong earnings results. 
  • OUST stock rallied more than 28% as retail traders grew increasingly optimistic about the company’s growth opportunities in physical AI and robotics.

Shares of Sellas Life Sciences Group Inc. (SLS), BlackBerry Ltd. (BB), and Ouster Inc. (OUST) jumped to 52-week highs on Monday amid a series of positive catalysts and optimistic growth outlooks.

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SLS stock soared more than 24% at close on Monday as investors looked ahead to the company’s Phase 3 REGAL trial results for its acute myeloid leukemia (AML) immunotherapy.

BB stock rose more than 9% following multiple Wall Street price target hikes following its strong earnings results, while OUST stock rallied more than 28% amid retail optimism around its growth outlook.

Sellas Life Sciences Surges On Trial Results Expectations

SLS stock surged to a fresh 52-week high of $15.67 on Monday, clocking the best day in more than five years as retail investors grew increasingly optimistic ahead of the company’s pivotal Phase 3 REGAL trial readout in acute myeloid leukemia (AML).

The company’s study has reached 78 of the 80 events required to trigger its final analysis, marking one of the most important readouts in the company’s history. Meanwhile, buyout speculation has also intensified following governance changes, while the company prepares topline data from its Phase 2 AML candidate, SLS009, later this year.

A Stocktwits poll showed 74% of respondents expect the stock to reach $25 or higher within 12 months, while sentiment rose to “extremely bullish” territory at the time of writing. SLS stock has soared 255.17% so far this year.

BlackBerry Gets Wall Street’s Thumbs Up

BB shares climbed to a high of $12.61, up more than 304% from its 52-week low, after multiple Wall Street analysts raised price targets on the company following its strong fiscal first-quarter (Q1) 2027 results and upbeat outlook.

The company posted a 26% increase in total revenue to $152.9 million and adjusted earnings per share (EPS) of $0.04, both beating analysts’ estimates. For the full year, BB said that it expects total revenue in the $594 million to $621 million range and adjusted EPS between $0.16 and $0.20.

RBC’s Paul Treiber doubled the price target on BB to $9 from $4.50, citing the company’s strongest earnings outperformance in about a year and signs that BlackBerry is moving beyond its turnaround phase into revenue growth. Meanwhile, CIBC lifted its target to $13 from $10, and TD Securities raised its target to $8 from $5 on stronger prospects for secure communications and QNX.

Canaccord also hiked its target on the company to $10.30 from $8.20, highlighting faster-than-expected profitability gains and operating leverage. According to Koyfin data, the average price target for BB stock is $12.48, indicating downside potential of nearly 26% from its latest close.

On Stocktwits, retail sentiment around BB stock jumped from ‘bullish’ to ‘extremely bullish’ territory over 24 hours amid ‘high’ message volumes. BB stock has rallied 228.42% in 2026.

Ouster Jumps On Positive Growth Catalysts

OUST stock climbed to an annual high of $54.49 on Monday, extending a three-day run in the green as retail traders grow increasingly optimistic about the company’s growth prospects in physical AI and robotics.

In 2026, Ouster released its Rev8 digital lidar platform, the world’s first native color lidar, and expanded its reach through a series of partnerships and product launches spanning robotics, autonomous equipment, smart infrastructure and defense.

The company signed agreements with AIM Intelligent Machines for AI-powered heavy equipment and with FieldAI for general-purpose robots operating in complex environments. Ouster also broadened its manufacturing partnership with Benchmark Electronics to support large-scale production.

In addition, it launched the Rev8-powered BlueCity traffic management platform and partnered with ARGUS Interception to supply lidar for counter-drone systems, highlighting defense as an emerging growth opportunity.

Retail sentiment around OUST stock jumped from ‘neutral’ to ‘extremely bullish’ territory over 24 hours amid ‘extremely high’ message volumes. The stock has more than doubled so far this year.

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