The large information for UK markets at present has been affirmation that Rio Tinto and Glencore are in talks a few potential mixture of some or all their companies, together with Glencore’s coal enterprise.
Rio could have overcome valuation considerations for second bid for Glencore
Whereas the construction and scope of any potential deal has not been disclosed, Rio Tinto has not dominated out buying all of Glencore. Because the copper value has surged to document highs, demand for Glencore has risen, with this potential deal the newest in a wave of dealmaking exercise within the commodities area. Two years in the past, a previous takeover bid for Glencore by Rio fell aside over valuation considerations. The truth that Rio has come again to the desk, and Glencore has not dismissed the thought of a sale, may very well be an indication that the worth could also be proper this time.
Share value response from deal information
Usually, the acquirer of a giant deal like this sees its share value fall when a deal or hopes of a deal is introduced. Rio’s share value is decrease by 2.5% thus far at present. In distinction, the acquisition goal tends to see its inventory value rise when a deal or potential deal is made public, and Glencore’s share value has surged on Friday and is greater by greater than 10%.
What occurs to the share value subsequent will depend upon a number of issues:
1. Will the deal undergo? If it drags on with none progress, we might see Glencore’s share value rally pause and even back off. This might enhance Rio’s share value.
2. What would be the regulatory hurdles? This might scupper any deal and doubtlessly restrict its scope, which can additionally weigh on Glencore’s share value, and it might hand over a few of these early positive factors. Likewise, Rio’s share value decline may very well be restricted if regulatory considerations recommend that the deal received’t undergo.
3. The deal ultimately goes by: though we nonetheless don’t know key particulars like the worth or what’s truly on the market, if Rio is planning to purchase Glencore, Glencore could not settle for their first provide and will push Rio to spice up the worth they are going to pay. Each improve within the provide value might additionally enhance Glencore’s share value.
What Warner Bros saga can inform us about Rio and Glencore value motion
Whereas the small print of the offers are very completely different, it’s value re-looking on the market response of the drawn-out battle between Netflix and Paramount Skydance to accumulate Warner Brothers Group. This deal continues to be not cocomplete with Warner Bros persevering with to rebuff Paramount’s greater provide in favour of Netflix.
Like Glencore/ Rio, it is a high-profile deal that may even come below regulatory scrutiny, and the share value influence has been vital. The Warner Bros share value has trended greater because it stated it was in search of a purchaser in October 2025, as you’ll be able to see beneath. Nonetheless, the positive factors have slowed as Warner nonetheless refuses to just accept Paramount’s higher gives. Up to now month, its share value is greater by 3%, nevertheless, it’s decrease by 1.6% prior to now week.
Netflix made a suggestion for Warner Bros on 5th December, and prior to now month, its share value is down 6%. Paramount has made a better provide, and its share value has had a extra extreme sell-off and is decrease by 14% prior to now month.
So, utilizing the Warner Bros deal as a information, Glencore’s share value rally might fizzle out if additional particulars aren’t launched quickly, and it is usually value looking ahead to any regulatory pushback within the coming days. Nonetheless, as you’ll be able to see in chart 2 beneath, deal hypothesis can have a giant long-term influence on share costs.
Chart 1: Rio Tinto and Glencore share value, normalized to indicate how they transfer collectively
Chart 2: Warner Bros, Netflix and Paramount share value, normalized to indicate how they transfer collectively


