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RNS Number : 1273D RTW Biotech Opportunities Ltd 06 May 2026
TR-1: Standard form for notification of major holdings
1. Issuer Details
ISIN
GG00BKTRRM22
Issuer Name
RTW BIOTECH OPPORTUNITIES LTD
UK or Non-UK Issuer
Non-UK
2. Reason for Notification
An acquisition or disposal of voting rights
3. Details of person subject to the notification obligation
Name
Bluestem Asset Management, LLC
City of registered office (if applicable)
Charlottesville
Country of registered office (if applicable)
United States
4. Details of the shareholder
Name City of registered office Country of registered office
Bluestem Partners, LP Wilmington Delaware USA
5. Date on which the threshold was crossed or reached
05-May-2026
6. Date on which Issuer notified
05-May-2026
7. Total positions of person(s) subject to the notification obligation
% of voting rights attached to shares (total of 8.A) % of voting rights through financial instruments (total of 8.B 1 + 8.B 2) Total of both in % (8.A + 8.B) Total number of voting rights held in issuer
Resulting situation on the date on which threshold was crossed or reached 9.960000 0.000000 9.960000 32250831
Position of previous notification (if applicable) 10.140000 0.000000 10.140000
8. Notified details of the resulting situation on the date on which the
threshold was crossed or reached
8A. Voting rights attached to shares
Class/Type of shares ISIN code(if possible) Number of direct voting rights (DTR5.1) Number of indirect voting rights (DTR5.2.1) % of direct voting rights (DTR5.1) % of indirect voting rights (DTR5.2.1)
GG00BKTRRM22 32250831 9.960000
Sub Total 8.A 32250831 9.960000%
8B1. Financial Instruments according to (DTR5.3.1R.(1) (a))
Type of financial instrument Expiration date Exercise/conversion period Number of voting rights that may be acquired if the instrument is % of voting rights
exercised/converted
Sub Total 8.B1
8B2. Financial Instruments with similar economic effect according to
(DTR5.3.1R.(1) (b))
Type of financial instrument Expiration date Exercise/conversion period Physical or cash settlement Number of voting rights % of voting rights
Sub Total 8.B2
9. Information in relation to the person subject to the notification
obligation
2. Full chain of controlled undertakings through which the voting rights
and/or the financial instruments are effectively held starting with the
ultimate controlling natural person or legal entities (please add additional
rows as necessary)
Ultimate controlling person Name of controlled undertaking % of voting rights if it equals or is higher than the notifiable threshold % of voting rights through financial instruments if it equals or is higher Total of both if it equals or is higher than the notifiable threshold
than the notifiable threshold
Michael D. Bills Bluestem Asset Management LLC 9.960000 0.000000 9.960000%
10. In case of proxy voting
Name of the proxy holder
The number and % of voting rights held
The date until which the voting rights will be held
11. Additional Information
Michael D. Bills has sole authority for Bluestem Asset Management, LLC, as its
Managing Member. Bluestem Asset Management, LLC is the General Partner of the
Shareholder, Bluestem Partners, LP, and is authorized to act for Bluestem
Partners, LP on all matters.
The last notification was submitted to the FCA and the issuer on May 24, 2024.
Bluestem's interest in RTW at that time was 10.14%.
12. Date of Completion
05-May-2026
13. Place Of Completion
Charlottesville, VA USA
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