[144] BICYCLE THERAPEUTICS PLC SEC Filing

Rhea-AI Filing Summary

BCYC insider reported stock dispositions and planned restricted-stock sales. The filing lists 3,187 shares of restricted common stock intended to be sold on 04/02/2026 and 512 shares on 04/03/2026. It also reports prior sales of 2,827 shares on 04/02/2026 for $22,052.71 and 2,367 shares on 01/05/2026 for $15,271.61. The filing shows 50,269,082 shares outstanding as of 04/02/2026.

Insights

Insider Transactions Analyst

Reported restricted-stock dispositions and planned sales by an insider; amounts are small relative to outstanding shares.

The filing documents dispositions and planned sales of vested or restricted common stock: 3,187 and 512 shares planned for early April and two completed sales of 2,827 and 2,367 shares earlier. The monetary values are shown as $22,052.71 and $15,271.61.

Given the 50,269,082 shares outstanding as of 04/02/2026, these transactions are small in scale. Cash‑flow treatment and whether sales were under a plan are not specified in the excerpt; subsequent filings may clarify additional context.

Key Figures

Shares outstanding: 50,269,082 shares Planned restricted-stock sale: 3,187 shares Planned restricted-stock sale: 512 shares +2 more

5 metrics

Shares outstanding 50,269,082 shares as of 04/02/2026

Planned restricted-stock sale 3,187 shares planned sale on 04/02/2026

Planned restricted-stock sale 512 shares planned sale on 04/03/2026

Sale on 04/02/2026 2,827 shares proceeds <money>$22,052.71</money>

Sale on 01/05/2026 2,367 shares proceeds <money>$15,271.61</money>

Key Terms

Restricted Stock, Form 144, Equity Compensation

3 terms

Restricted Stock financial

"Restricted Stock | Issuer | 3187 | 04/02/2026"

Shares granted to an individual that carry limits on transfer or sale until certain conditions are met, such as staying with the company for a set time or hitting performance targets. Think of them as a locked gift that gradually opens; for investors they matter because they affect how many shares may enter the market later, signal management incentives and potential dilution, and reveal confidence in future company performance.

Form 144 regulatory

"form_type: "144""

Form 144 is a document that investors must file with the government when they plan to sell a large number of shares of a company's stock. It helps ensure transparency so everyone knows how many shares are being sold and when, which can impact the stock's price.

Equity Compensation financial

"Equity Compensation Common Stock | 04/03/2026"

Equity compensation is pay given to employees, executives or contractors in the form of company ownership—such as stock, stock options or restricted shares—rather than just cash. It matters to investors because it can align workers' incentives with shareholders (like paying someone in slices of the same pie they help grow), but it also increases the number of shares outstanding and company expenses, affecting ownership percentages and earnings per share.

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK
Filer CCC
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer

SEC File Number

Address of Issuer

Phone

Name of Person for Whose Account the Securities are To Be Sold

See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.

Relationship to Issuer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common Stock	Stifel Nicolaus & Company Inc 501 N Broadway St. Louis MO 63102	1850	9074.81	50269082	04/02/2026	Nasdaq

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common Stock	04/02/2026	Restricted Stock	Issuer			3187	04/02/2026	Equity Compensation
Common Stock	04/03/2026	Restricted Stock	Issuer			512	04/03/2026	Equity Compensation

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
Michael Hannay BLOCKS A & B, PORTWAY BUILDING GRANTA PARK, GREAT ABINGTON CAMBRIDGE X0 CB21 6GS	Common Stock	04/02/2026	2827	22052.71
Michael Hannay BLOCKS A & B, PORTWAY BUILDING GRANTA PARK, GREAT ABINGTON CAMBRIDGE X0 CB21 6GS	Common Stock	01/05/2026	2367	15271.61

144: Remarks and Signature

Remarks

Date of Notice

ATTENTION:

The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.

Signature

ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)