Monika Buetler Purchases 41,667 Shares of ACIU

Monika Buetler increased her stake in ACIU by 41,667 shares on June 11, 2026.

Key Points

  • Monika Buetler bought 41,667 shares of ACIU on June 11, 2026, increasing her holdings in the company.
  • ACIU's stock is currently trading at $2.31, with various institutional investors adjusting their positions.
  • Analysts like BTIG and HC Wainwright have reiterated buy ratings, with price targets as high as $16.00.

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On June 11, 2026, Monika Buetler purchased 41,667 shares of ACIU. This acquisition reflects her growing confidence in the company's prospects, although the exact value of the transaction was not disclosed.

Other Institutional Activity in ACIU

BVF INC/IL held steady with its position in ACIU, maintaining 19,822,436 shares worth approximately $54.5 million. Wells Fargo & Company/MN trimmed its holdings by 2,005 shares, bringing its total to 1,004,284 shares valued at about $2.76 million. Millennium Management LLC significantly reduced its stake by 140,685 shares, ending with 792,657 shares valued at nearly $2.18 million. Meanwhile, Renaissance Technologies LLC cut its position by 44,500 shares, now holding 624,367 shares worth around $1.72 million. In contrast, BlackRock, Inc. increased its holdings by 22,109 shares, reaching 524,278 shares valued at roughly $1.44 million.

AC Immune SA Stock Down 11.3%

Shares of ACIU are trading at approximately $2.31. The company's stock has seen varied institutional interest, as evidenced by recent insider and fund activity. The stock's performance and valuation remain a focus for investors considering its market movements and analyst ratings.

Insider Buying and Selling at AC Immune SA

Several insiders made notable purchases on June 11, 2026. Renee Aguiar-Lucander bought 16,568 and 38,889 shares, while Carl Howard June acquired 16,568 and 38,889 shares. Monika Buetler added 17,751 shares to her holdings. Martin Zuegel, the Interim CEO, purchased 77,778 shares, reflecting a strong internal belief in the company's future.

Analysts Set New Price Targets

BTIG reiterated its buy rating for ACIU on March 16, 2026, with a price target of $8.00. HC Wainwright & Co. maintained a buy rating as well, setting a higher target of $12.00 back on May 1, 2025. These consistent buy ratings suggest ongoing optimism among analysts regarding ACIU's potential.

Bottom Line

Monika Buetler's recent purchase adds to the insider interest in ACIU, a company that has seen varied institutional moves. While the stock trades at $2.31, analysts maintain optimistic price targets, indicating potential growth. As always, these insights are based on past data and do not predict future performance.

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