The deal could be finalised in about a month if talks succeed, two persons in know of the matter said. However, they refused to be identified as negotiations were still private.
PNB Housing Finance is a domestic mortgage lending unit of the state-run Punjab National Bank, which holds the remaining 51% stake.
New Silk Route is in talks with multiple parties, including Baring Asia, for the exit, one of the sources told Reuters. Baring Private Equity Asia and New Silk Route Growth Capital declined to comment. GIC did not immediately respond to a Reuters query. New Silk Route first invested in the mortgage lender in 2009 by picking up a 26% stake, and it later increased the holding to 49%.
A source estimated that New Silk Routes two-tranche investment was R200 crore.