RPID — RAPID MICRO BIOSYSTEMS INC

Ownership history in XTX Topco Ltd · 5 quarters on record

This page tracks every 13F SEC filing in which XTX Topco Ltd reported a position in RAPID MICRO BIOSYSTEMS INC (RPID). Data includes quarterly share count, position size as % of portfolio, estimated market value, and end-of-quarter stock price — sourced directly from SEC EDGAR 13F filings.

Peak position

0.01% (2025 Q2)

Avg. % of fund

0.0%

First filed

2023 Q4

Last filed

2025 Q3

Quarters held

5

Quarter	Action	Shares	Change	Chg %	% of Fund	Mkt Value	Price (EOQ)
2025 Q3	REDUCED	22,165	-19,635	-47.0%	0.00%	$74K	$3.34
2025 Q2	ADDED	41,800	+23,599	+129.7%	0.01%	$144K	$3.45
2024 Q4	ADDED	18,201	+3,656	+25.1%	0.00%	$16K	$0.90
2024 Q3	ADDED	14,545	+4,082	+39.0%	0.00%	$13K	$0.89
2023 Q4	INITIATED	10,463	—	—	0.00%	$8K	—

% of Fund (quarterly) RPID price (monthly, adj. close)

Other funds also holding RPID

As of 2025 Q4 — sorted by position size

ABG-WTT Global Life Science Capital Partners GP Ltd 3Y 35.62% Bain Capital Life Sciences Investors, LLC 3Y 7Y 1.87% Evernest Financial Advisors, LLC 0.1% Parkman Healthcare Partners LLC 3Y 0.1% NANO CAP NEW MILLENNIUM GROWTH FUND L P 0.06% FIFTH LANE CAPITAL, LP 3Y 0.04% ADVENT INTERNATIONAL, L.P. 3Y 7Y 0.03% ESSEX INVESTMENT MANAGEMENT CO LLC 3Y 7Y 0.03% Informed Momentum Co LLC 3Y 7Y 0.02% 683 Capital Management, LLC 3Y 7Y 0.02%

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