diff --git a/contracts/fractional/src/lib.rs b/contracts/fractional/src/lib.rs
index 4cff4584..552a75ad 100644
--- a/contracts/fractional/src/lib.rs
+++ b/contracts/fractional/src/lib.rs
@@ -388,6 +388,14 @@ mod fractional {
                 // Non-fatal: payment forwarding failed (e.g. in unit tests)
             }
 
+            // Analytics: record trade and update holder counts
+            let price_per_share = listing.price_per_share;
+            let seller_new_bal = self.balances.get(&(seller, token_id)).unwrap_or(0);
+            let buyer_new_bal = self.balances.get(&(buyer, token_id)).unwrap_or(0);
+            self.record_trade(token_id, total_price, price_per_share);
+            self.update_holder(seller, token_id, seller_new_bal);
+            self.update_holder(buyer, token_id, buyer_new_bal);
+
             self.env().emit_event(SharesSold {
                 seller,
                 buyer,
@@ -430,6 +438,11 @@ mod fractional {
                 let _ = self.env().transfer(caller, payout);
             }
 
+            // Analytics: record redemption as a trade and update holder count
+            let new_bal = self.balances.get(&(caller, token_id)).unwrap_or(0);
+            self.record_trade(token_id, payout, price);
+            self.update_holder(caller, token_id, new_bal);
+
             self.env().emit_event(SharesRedeemed {
                 owner: caller,
                 token_id,