Major Investor Baker Bros. Advisors Increases Beneficial Ownership Limit to 19.99% for Celcuity Warrants
CELC has more than doubled off its 52-week low of $7.575.
Summary
Baker Bros. Advisors, a significant institutional investor, amended its Schedule 13D to increase the beneficial ownership limitation for its prefunded warrants in Celcuity Inc. from 4.99% to 19.99%.
Key Events · Ownership and Investor Activity · CELC
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Beneficial Ownership Limit Raised
Baker Bros. Advisors increased the beneficial ownership limitation for its prefunded warrants from 4.99% to 19.99% of Celcuity Inc.'s outstanding common stock.
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No New Share Acquisition
The reporting persons did not acquire any additional securities in connection with this administrative change to the beneficial ownership limit.
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Future Flexibility
This change, effective May 20, 2026, allows Baker Bros. to potentially exercise a larger portion of its 6.1 million prefunded warrants in the future, up to the new 19.99% limit.
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Convertible Notes Still Limited
The 2.75% Convertible Notes remain subject to a 4.99% beneficial ownership limitation, preventing current conversion, though this limit can also be increased with proper notice.
Analysis · CELC · Industrial Applications And Services
This amendment signals Baker Bros. Advisors' increased flexibility to potentially expand its stake in Celcuity Inc. by exercising a larger portion of its existing prefunded warrants. While no new shares were acquired in connection with this filing, the change in beneficial ownership limitation from 4.99% to 19.99% for over 6 million warrants indicates a long-term commitment and potential for greater influence. Investors should monitor future warrant exercises or conversions of convertible notes, which currently remain subject to a 4.99% limitation but can also be increased.
How filings like this one have moved
In the 30 days to Sep 14, 2026, 29.9% of the 1591 measured filings Wiseek scored 7 moved their stock by 5% or more by the next session's close. The median move was -0.24%. These are measured outcomes after filings of this importance, not a forecast for this one.
Measured one observation per ticker per day, after exclusions. Current figures: Filing Impact Tracker · open dataset
At the time of this filing, CELC was trading at $102.01 on NASDAQ in the Industrial Applications And Services sector, with a market capitalization of approximately $4.7B. The 52-week trading range was $7.58 to $120.32. This filing was assessed with neutral market sentiment and an importance score of 7 out of 10.