Novo Holdings Sells 1.6M MapLight Shares, Stake Falls Below 5%
MPLT sits 54% above its 52-week low of $9.1 on elevated volume (4.5× avg).
Summary
Novo Holdings A/S sold 1.6 million MapLight shares, dropping its stake below 5% and ceasing to be a 5% beneficial owner. The sale follows mixed clinical data and a CFO departure.
Key Events · Ownership and Investor Activity · MPLT
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Novo Holdings Sells 1.6M Shares
On July 30, 2026, Novo Holdings A/S sold 1,600,000 shares in three tranches: 1,314,195 shares at $12.00, 220,723 shares at a weighted-average price of $14.19, and 65,082 shares at a weighted-average price of $14.69, generating total proceeds of approximately $20.8 million.
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Stake Drops Below 5%
After the sale, Novo Holdings A/S beneficially owns 2,086,622 shares, or 4.9% of outstanding shares, and ceased to be a 5% beneficial owner.
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Sale Follows Mixed Clinical Data
The divestiture comes days after the Phase 2 ZEPHYR trial delivered mixed results for ML-007C-MA in schizophrenia—the once-daily arm missed its primary endpoint—and weeks after the IRIS trial miss in autism.
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Contrasts with Catalyst4 Purchase
This move contrasts sharply with a $15.3 million open-market purchase by 10% owner Catalyst4, Inc. between July 28-30, signaling divergent views among major shareholders.
Analysis · MPLT · Life Sciences
A major institutional investor, Novo Holdings A/S, sold 1.6 million shares of MapLight Therapeutics on July 30, trimming its stake from above 5% to 4.9%. The transaction, worth roughly $20.8 million, arrives just days after the company reported mixed Phase 2 ZEPHYR trial results and another 10% owner, Catalyst4, disclosed a $15.3 million purchase. The exit of a long-term healthcare backer raises questions about pipeline conviction, especially against the backdrop of the CFO's recent departure and the IRIS trial miss.
At the time of this filing, MPLT was trading at $14.02 on NASDAQ in the Life Sciences sector, with a market capitalization of approximately $597.9M. The 52-week trading range was $9.10 to $40.43. This filing was assessed with negative market sentiment and an importance score of 8 out of 10.