Deals of the day-Mergers and acquisitions

July 22 (Reuters) - The following bids, mergers, acquisitions and disposals were reported by 2000 GMT on Tuesday:

Senator Elizabeth Warren has warned BNY BK.N that its reported interest in a merger with Northern Trust NTRS.O could violate federal banking laws, saying any potential deal between the two large custody banks raises antitrust concerns. nL6N3TJ0LT

U.S. regional lender Synovus Financial SNV.N is exploring options including a potential merger after drawing takeover interest, Bloomberg News reported on Tuesday, citing people familiar with the matter. nL4N3TJ1KU

London-based buyout firm CapVest Partners is in talks to acquire a majority stake in German drugmaker Stada Arzneimittel, Bloomberg News reported. nL4N3TJ1HG

Zara founder Amancio Ortega's investment vehicle Pontegadea Inversiones has agreed to acquire a 49% stake in PD Ports from Brookfield Asset Management BAM.TO, the British ports and logistics company said. nL4N3TJ1I3

Italian asset manager Azimut AZMT.MI said it had signed a binding accord to buy North Square Investments (NSI) in a cash-and-share deal giving the U.S. peer an enterprise value of $165 million. nL8N3TJ1HZ

Universal Music Group UMG.AS unit Virgin Music Group's $775 million acquisition of Downtown Music may hinder competition and remove an important competitor, EU antitrust regulators warned on Tuesday, a move which may require concessions from the world's largest music company. nL8N3TJ1L1

UniCredit CRDI.MI said it was withdrawing its 14.6 billion euro ($17 billion) all-share bid for Banco BPM BAMI.MI. nL8N3TJ1VH

Brazilian state development bank BNDES acquired a roughly 20% stake in fertilizer and bio-inputs producer Santa Clara for 114 million reais ($20.5 million), the bank said in a statement. nL1N3TI0X2

Apple supplier Goertek Inc <002241.SZ> said it plans to buy two units of Hong Kong's Luen Fung Commercial Holdings for about combined HK$10.4 billion ($1.32 billion).

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Brazilian software company Totvs has agreed to buy StoneCo's Linx unit in a deal worth 3.05 billion reais ($547.90 million), it said, adding that it expects the move to strengthen its position in the retail segment. nL1N3TJ0A1

French telecom operator Orange has offered to buy the 50% it does not own in its Spanish unit MasOrange for 4 billion euros ($4.68 billion), Spanish news website El Confidencial reported, citing unidentified sources. nL8N3TJ0F6

Ibex Investment Holdings Ltd., formerly known as Steinhoff International, sold its entire 28% stake in South Africa's clothing retailer Pepkor for $1.5 billion via an accelerated book-building process. nL1N3TJ07E

Food catering firm Compass has agreed to buy European premium food services business Vermaat Groep for about 1.5 billion euros ($1.75 billion) including debt, it said, marking its largest-ever deal. nL4N3TJ0D0

French pharmaceuticals company Sanofi said it would acquire British private biotechnology firm Vicebio for a total of $1.15 billion, expanding its respiratory vaccine portfolio. nL1N3TJ03W

IQ-EQ, a global investor services company backed by European private equity firm Astorg, said it is acquiring Singapore-based Gordian Capital - a deal it said would make it the leading funds platform business in Asia Pacific. nL1N3TJ01V

Australia's Insignia Financial Ltd said it has agreed to an all-cash takeover offer from investment manager CC Capital, valuing the wealth management firm's equity at A$3.3 billion ($2.15 billion). nL4N3TI1KV

"South Park," the animated comedy featuring foul-mouthed children, has reached a $1.5 billion streaming deal with Paramount PARA.O, the LA Times reported on Monday. nL4N3TJ07I