MREO β€” MEREO BIOPHARMA GROUP PLC

Ownership history in XTX Topco Ltd  Β·  4 quarters on record

This page tracks every 13F SEC filing in which XTX Topco Ltd reported a position in MEREO BIOPHARMA GROUP PLC (MREO). Data includes quarterly share count, position size as % of portfolio, estimated market value, and end-of-quarter stock price β€” sourced directly from SEC EDGAR 13F filings.

πŸ” Peak position
0.02% (2025 Q3)
πŸ“Š Avg. % of fund
0.01%
πŸ“… First filed
2023 Q3
πŸ“… Last filed
2025 Q3
⏱ Quarters held
4

Position Intelligence

XTX Topco Ltd Γ— MREO AI Analytics

πŸ“‰ XTX Topco Ltd underperformed the S&P 500 by –121.5% annually on this MREO position. Average cost basis: $2.39. Maximum drawdown during holding period: –41.1%.

πŸ“ˆ Position Alpha vs SPY
-121.5%
annualised excess return

❌ Significantly underperformed the S&P 500 by 121.5% ann.
2 quarters analyzed

πŸ’° Entry Quality
$2.39
-13.8% vs current ($2.06)

Best entry: $2.06 (2025 Q3)  Β·  Worst: $3.50 (2024 Q4)

πŸ›‘οΈ Drawdown Resilience
–41.1%
max drawdown while held

πŸ’ͺ Held through 1 major drawdown (>20%). Strong conviction under pressure.

πŸ’ͺ Fund Conviction
100%
buy-side decisions

4 adds Β· 0 trims. Bought during 2 of 2 down-price quarters. πŸ‚ Consistently bullish β€” fund kept accumulating this position.

πŸ“‘ Position Trajectory
β†’ Stable
last 4–5 quarters trend

βš–οΈ Portfolio weight has remained relatively stable β€” conviction maintained.
Currently 0.02% of portfolio

⚠ Based on quarterly 13F SEC filings and end-of-quarter closing prices. Timing score = accuracy of add/trim decisions vs next-quarter price direction. Alpha = mean quarterly excess return Γ— 4 (annualised). Not investment advice.

% of Fund (quarterly)    MREO price (monthly, adj. close)
πŸ“‹ Quarterly Holdings History 4 quarters  β–Ύ
Quarter Action Shares Change Chg % % of Fund Mkt Value Price (EOQ)
2025 Q3 ADDED 191,037 +121,696 +175.5% 0.02% $394K $2.06
2025 Q2 ADDED 69,341 +31,367 +82.6% 0.01% $188K $2.71
2024 Q4 ADDED 37,974 +26,661 +235.7% 0.01% $133K $3.50
2023 Q3 INITIATED 11,313 β€” β€” 0.00% $15K β€”

🏒 Other funds also holding MREO

As of 2025 Q4 β€” sorted by position size

683 Capital Management, LLC 3Y 7Y 0.27% Tejara Capital Ltd 3Y 0.21% EcoR1 Capital, LLC 3Y 7Y 0.15% LUMINUS MANAGEMENT LLC 3Y 7Y 0.14% Rangeley Capital, LLC 0.13% Monaco Asset Management SAM 3Y 0.11% Rubric Capital Management LP 3Y 7Y 0.08% EntryPoint Capital, LLC 0.07% Knott David M Jr 3Y 0.06% Logos Global Management LP 3Y 0.05%
← Back to XTX Topco Ltd Holdings