BCYC insider to sell restricted and common shares

BCYC insider reported planned and recent share sales.

Rhea-AI Filing Summary

BCYC insider reported planned and recent share sales. The filing lists 2,937 restricted shares to be sold on 04/02/2026 as equity compensation. It also reports prior sales by Alethia Young of 3,289 shares on 04/02/2026 for $22,358.62 and 4,334 shares on 01/05/2026 for $28,113.16.

Insights

Securities Compliance Analyst

Routine Form 144 disclosure of insider sales and a planned restricted-share sale.

The filing lists a proposed sale of 2,937 restricted shares dated 04/02/2026 and records two recent dispositions by Alethia Young: 3,289 shares ($22,358.62) and 4,334 shares ($28,113.16).

These entries appear administrative and consistent with insider reporting requirements; the excerpt does not state proceeds recipient, trading method, or any conditioning language.

Key Figures

Planned restricted shares to be sold: 2,937 shares Recent sale by Alethia Young: 3,289 shares Recent sale by Alethia Young: 4,334 shares +1 more

4 metrics

Planned restricted shares to be sold 2,937 shares to be sold on 04/02/2026 (Equity Compensation)

Recent sale by Alethia Young 3,289 shares sold on 04/02/2026 for $22,358.62

Recent sale by Alethia Young 4,334 shares sold on 01/05/2026 for $28,113.16

Filer address / broker Stifel Nicolaus & Company Inc 501 N Broadway, St. Louis; Nasdaq noted in header

Key Terms

Restricted Stock, Equity Compensation, Form 144

3 terms

Restricted Stock financial

"Common Stock | 04/02/2026 | Restricted Stock"

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.

Equity Compensation financial

"2937 | 04/02/2026 | Equity Compensation"

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 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.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What did BCYC's Form 144 disclose about planned sales?

The filing shows a planned sale of 2,937 restricted shares dated 04/02/2026. The entry is labeled as Equity Compensation and identifies the security as Common Stock.

Who recorded recent sales in the BCYC filing?

The filing shows recent dispositions by Alethia Young: 3,289 shares on 04/02/2026 and 4,334 shares on 01/05/2026. Each sale lists the share counts and dollar amounts.

How much cash was reported for recent Alethia Young sales in BCYC's filing?

The record shows $22,358.62 for 3,289 shares (04/02/2026) and $28,113.16 for 4,334 shares (01/05/2026). These amounts are included next to each sale line.

Does the filing state who receives proceeds from the planned sale?

The excerpt lists the planned sale as Issuer and labels it Equity Compensation, but it does not explicitly state the recipient of proceeds beyond that designation.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 04/02/2026 - 05:39 PM EDT Learn about SEC filing dates

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	0001918147
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	BICYCLE THERAPEUTICS PLC
SEC File Number	001-38916
Address of Issuer	BLOCKS A & B, PORTWAY BUILDING GRANTA PARK, GREAT ABINGTON CAMBRIDGE UNITED KINGDOM CB21 6GS
Phone	011441223261503
Name of Person for Whose Account the Securities are To Be Sold	Young Alethia
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	Officer

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	2034	9977.38	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			2937	04/02/2026	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
Alethia Young BLOCKS A & B, PORTWAY BUILDING GRANTA PARK, GREAT ABINGTON CAMBRIDGE X0 CB21 6GS	Common Stock	04/02/2026	3289	22358.62
Alethia Young BLOCKS A & B, PORTWAY BUILDING GRANTA PARK, GREAT ABINGTON CAMBRIDGE X0 CB21 6GS	Common Stock	01/05/2026	4334	28113.16

144: Remarks and Signature

Remarks
Date of Notice	04/02/2026
Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1	03/04/2025
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	/s/ James Weimer, as a duly authorized representative of STIFEL, as attorney-in-fact for Alethia Young
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)