Man Group, Vanguard and peers file Form 8.3 disclosures on UK stocks

In late July 2026 several investment firms submitted Form 8.3 opening‑position disclosures required by the UK Takeover Code. Man Group PLC reported holdings in AMG Critical Materials N.V. (approximately 0.02 % of ordinary shares) and in Senior plc (around 0.10 % of ordinary shares). The Vanguard Group disclosed a 4.74 % stake in Tate & Lyle plc, while Davidson Kempner Capital Management filed a 1.37 % position in easyJet plc. The Vanguard Group also filed a disclosure for DCC plc showing a 5.86 % holding. The filings detail the proportion of shares owned, short positions and any cash‑settled or stock‑settled derivative contracts tied to each target company.