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4basebio Plc (4BB) Share Price

Price 527.50p on 29-05-2026 at 16:30:01
Change 22.50p 4.46%
Buy 550.00p
Sell 505.00p
Last Trade: Sell 500.00 at 516.00p
Day's Volume: 3,733
Last Close: 527.50p
Open: 505.00p
ISIN: GB00BMCLYF79
Day's Range 505.00p - 530.00p
52wk Range: 425.00p - 1,110.00p
Market Capitalisation: £81.68m
VWAP: 528.12483p
Shares in Issue: 15.48m

4basebio Plc (4BB) Latest Trades

Buy/Sell Volume Trade Prc Trade Type Trade Time
Sell* 500 516.00p Ordinary
15:39:23 - 29-May-26
Buy* 250 530.00p SI Trade
12:04:28 - 29-May-26
Unknown* -250 530.00p SI Trade
Correction
12:04:28 - 29-May-26
Unknown* 0 540.00p SI Trade
12:03:58 - 29-May-26
Unknown* 2,500 530.00p Ordinary
12:03:16 - 29-May-26
Buy* 200 530.00p Ordinary
12:02:24 - 29-May-26
Buy* 100 530.00p Ordinary
11:41:52 - 29-May-26
Buy* 375 530.00p Ordinary
09:37:15 - 29-May-26
Unknown* 0 500.00p SI Trade
09:37:13 - 29-May-26
Buy* 9 530.00p Ordinary
08:38:44 - 29-May-26
See more 4basebio Plc trades

4basebio Plc (4BB) Share Price History

Time period:
to
Date Open High Low Close Volume
28th May 2026 (Thu) 485.00 505.00 485.00 505.00 5,108
27th May 2026 (Wed) 485.00 485.00 485.00 485.00 2,415
26th May 2026 (Tue) 485.00 485.00 485.00 485.00 556
25th May 2026 (Mon) 485.00 485.00 485.00 485.00 0
22nd May 2026 (Fri) 485.00 485.00 485.00 485.00 328
21st May 2026 (Thu) 480.00 495.00 480.00 485.00 3,191
20th May 2026 (Wed) 460.00 485.00 460.00 480.00 2,461
19th May 2026 (Tue) 435.00 445.00 435.00 445.00 1,420
18th May 2026 (Mon) 435.00 435.00 435.00 435.00 1,053
15th May 2026 (Fri) 435.00 435.00 435.00 435.00 0
14th May 2026 (Thu) 435.00 435.00 435.00 435.00 79
13th May 2026 (Wed) 435.00 435.00 435.00 435.00 393
12th May 2026 (Tue) 455.00 455.00 425.00 435.00 8,285
11th May 2026 (Mon) 455.00 455.00 455.00 455.00 2,052
8th May 2026 (Fri) 455.00 455.00 455.00 455.00 397
7th May 2026 (Thu) 484.00 460.00 460.00 460.00 2,165
6th May 2026 (Wed) 485.00 488.00 484.00 484.00 3,114
5th May 2026 (Tue) 505.00 505.00 485.00 485.00 2,166
4th May 2026 (Mon) 505.00 505.00 505.00 505.00 0
1st May 2026 (Fri) 505.00 505.00 505.00 505.00 38
30th Apr 2026 (Thu) 505.00 505.00 505.00 505.00 2
29th Apr 2026 (Wed) 505.00 505.00 505.00 505.00 4,198
See more 4basebio Plc price history

4basebio Plc (4BB) Regulatory News

Date Source Headline
22nd May 2026 9:10 am PRN Director Dealing
20th May 2026 7:02 am PRN Final Results and Notice of AGM
20th May 2026 7:00 am PRN 4basebio Signs Clinical Supply Agreement to Support Phase II Clinical Trial
14th May 2026 7:00 am PRN Appointment of Chief Financial Officer and Board Changes
11th May 2026 7:00 am PRN 4basebio Launches Enzymatic ssDNA Platform
31st Mar 2026 7:00 am PRN Lease of Manufacturing Facility
12th Mar 2026 7:00 am PRN Appointment of COO
3rd Mar 2026 7:00 am PRN Appointment of CCO
16th Feb 2026 7:00 am PRN Director Dealing
11th Feb 2026 3:58 pm PRN Director Dealing
See more 4basebio Plc regulatory news

4basebio Plc (4BB) Share News

EARNINGS AND TRADING: 4basebio revenue surges in "step-change" year

20th May 2026 18:33

(Alliance News) - The following is a round-up of earnings and trading updates by London-listed companies, issued on Wednesday and not separately reported by Alliance News: Read More

IN BRIEF: 4basebio appoints Richard Bungay chief financial officer

14th May 2026 20:04

4basebio PLC - Cambridge, England-based life sciences company - Appoints Richard Bungay as chief financial officer. Bungay will assume the role from July 2026, succeeding David Roth. Bungay previously served as chief executive officer and chief financial officer of Diurnal Group PLC, the Cardiff, Wales-based pharma company, and he currently serves as a non-executive director of Chroma Therapeutics Ltd, the Birmingham, England-based biotechnology company. Amy Walker, 4basebio chief executive officer, says: "Richard has a long and accomplished career in the industry... we are thrilled that he has decided to join 4basebio." Read More

IN BRIEF: 4basebio launches high‑capacity single‑stranded DNA platform

12th May 2026 01:06

4basebio PLC - Cambridge, England-based life sciences company - Launches high-capacity single stranded-DNA for therapeutics. The company says the platform, ssDNA, will "accelerate the development of safer, more precise genetic therapies by targeting gene editing, advanced cell engineering and innovative nucleic acid-based medicines." 4basebio will showcase its proprietary advancements at the American Society for Gene & Cell Therapy Annual Meeting in Boston on May 14, 2026. Read More

4BaseBio expands facilities to support growing synthetic DNA demand

1st Apr 2026 08:23

(Alliance News) - 4Basebio PLC on Tuesday said it is expanding to a new innovation hub and manufacturing facility at its headquarters in Cambridge, England to support growing demand. Read More

IN BRIEF: 4basebio appoints Scott Lorimer as chief operating officer

12th Mar 2026 14:31

4basebio PLC - Cambridge, England-based life sciences company - Appoints Scott Lorimer as chief operating officer, with immediate effect. This follows the appointment last week of Christine Wolosin as chief commercial officer, and of Amy Walker last month as chief executive. 4basebio says he will be responsible for scaling its synthetic DNA platform to serve its client base in the cell and gene therapy, mRNA, and vaccine markets. He will also oversee manufacturing operations, quality and regulatory compliance, process development, and supply chain and facility management. Read More

See more 4basebio Plc news
FTSE 100 Latest
Value10,409.28
Change-16.68

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