diff --git a/prisma/schema/invoice.prisma b/prisma/schema/invoice.prisma
index 3a20aa08..0ac89e4f 100644
--- a/prisma/schema/invoice.prisma
+++ b/prisma/schema/invoice.prisma
@@ -15,7 +15,22 @@ model Invoice {
   updatedAt       DateTime            @updatedAt
 
   watchlists      InvestorWatchlist[]
+  secondaryTrades InvoiceSecondaryTradePrice[]
 
   @@index([sellerWallet])
   @@index([status])
 }
+
+model InvoiceSecondaryTradePrice {
+  id        String   @id @default(cuid())
+  invoiceId String
+  price     Decimal
+  amount    Decimal
+  tradedAt  DateTime @default(now())
+  txHash    String?
+
+  invoice Invoice @relation(fields: [invoiceId], references: [id], onDelete: Cascade)
+
+  @@index([invoiceId, tradedAt(sort: Desc)])
+  @@map("invoice_secondary_trade_prices")
+}
diff --git a/prisma/schema/migrations/20261025000000_add_invoice_secondary_trade_prices/migration.sql b/prisma/schema/migrations/20261025000000_add_invoice_secondary_trade_prices/migration.sql
new file mode 100644
index 00000000..3caf7b53
--- /dev/null
+++ b/prisma/schema/migrations/20261025000000_add_invoice_secondary_trade_prices/migration.sql
@@ -0,0 +1,11 @@
+CREATE TABLE "invoice_secondary_trade_prices" (
+  "id" TEXT NOT NULL,
+  "invoiceId" TEXT NOT NULL,
+  "price" DECIMAL(65,30) NOT NULL,
+  "amount" DECIMAL(65,30) NOT NULL,
+  "tradedAt" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
+  "txHash" TEXT,
+  CONSTRAINT "invoice_secondary_trade_prices_pkey" PRIMARY KEY ("id")
+);
+CREATE INDEX "invoice_secondary_trade_prices_invoiceId_tradedAt_idx" ON "invoice_secondary_trade_prices"("invoiceId", "tradedAt" DESC);
+ALTER TABLE "invoice_secondary_trade_prices" ADD CONSTRAINT "invoice_secondary_trade_prices_invoiceId_fkey" FOREIGN KEY ("invoiceId") REFERENCES "Invoice"("id") ON DELETE CASCADE ON UPDATE CASCADE;
diff --git a/src/modules/analytics/analytics.routes.ts b/src/modules/analytics/analytics.routes.ts
new file mode 100644
index 00000000..c981c717
--- /dev/null
+++ b/src/modules/analytics/analytics.routes.ts
@@ -0,0 +1,29 @@
+import { Router } from 'express';
+import { z } from 'zod';
+import { cacheControl } from '../../middlewares/cache-control.middleware';
+import { sendError, sendSuccess, sendValidationError, zodIssuesToDetails } from '../../utils/api-response.utils';
+import { prisma } from '../../utils/prisma.utils';
+import { getKeyLeaderboard } from '../keys/key-leaderboard.service';
+
+const router = Router();
+const querySchema = z.object({ metric: z.enum(['volume', 'holders', 'reputation']).default('volume'), limit: z.coerce.number().int().min(1).max(100).default(25) });
+
+router.get('/keys/leaderboard', cacheControl({ maxAge: 300, type: 'public' }), async (req, res, next) => {
+  const parsed = querySchema.safeParse(req.query);
+  if (!parsed.success) { sendValidationError(res, 'Invalid leaderboard query', zodIssuesToDetails(parsed.error.issues)); return; }
+  try {
+    const { metric, limit } = parsed.data;
+    const sortBy = metric === 'holders' ? 'holder_count' : 'volume_24h';
+    const base = await getKeyLeaderboard(sortBy, 100);
+    let ranked = base;
+    let reputationScores = new Map<string, number>();
+    if (metric === 'reputation') {
+      const reputation = await prisma.creatorReputation.findMany({ where: { creatorId: { in: base.map(item => item.keyId) } }, select: { creatorId: true, currentScore: true } });
+      reputationScores = new Map(reputation.map(row => [row.creatorId, row.currentScore]));
+      ranked = [...base].sort((a, b) => (reputationScores.get(b.keyId) ?? 0) - (reputationScores.get(a.keyId) ?? 0));
+    }
+    sendSuccess(res, { items: ranked.slice(0, limit).map((entry, index) => ({ rank: index + 1, key_id: entry.keyId, key_name: entry.handle, creator: entry.creatorName, metric_value: metric === 'holders' ? entry.holder_count : metric === 'reputation' ? reputationScores.get(entry.keyId) ?? 0 : entry.volume_24h, '24h_change': entry.price_change })) });
+  } catch (error) { next(error); }
+});
+
+export default router;
diff --git a/src/modules/campaigns/campaign-leaderboard.cache.ts b/src/modules/campaigns/campaign-leaderboard.cache.ts
new file mode 100644
index 00000000..3f78f71d
--- /dev/null
+++ b/src/modules/campaigns/campaign-leaderboard.cache.ts
@@ -0,0 +1,6 @@
+export const CAMPAIGN_LEADERBOARD_CACHE_TTL_SECONDS = 300;
+
+/** Shared cache key used by reads and WalletQualified invalidation hooks. */
+export function campaignLeaderboardCacheKey(campaignId: string, limit: number): string {
+  return `campaign:${campaignId}:leaderboard:${limit}`;
+}
diff --git a/src/modules/campaigns/campaigns.routes.ts b/src/modules/campaigns/campaigns.routes.ts
new file mode 100644
index 00000000..3d3b8979
--- /dev/null
+++ b/src/modules/campaigns/campaigns.routes.ts
@@ -0,0 +1,50 @@
+import { Router } from 'express';
+import { z } from 'zod';
+import { prisma } from '../../utils/prisma.utils';
+import { sendError, sendSuccess, sendValidationError, zodIssuesToDetails } from '../../utils/api-response.utils';
+import { ErrorCode } from '../../constants/error.constants';
+import { CAMPAIGN_LEADERBOARD_CACHE_TTL_SECONDS } from './campaign-leaderboard.cache';
+import { cacheControl } from '../../middlewares/cache-control.middleware';
+
+const router = Router();
+const limitSchema = z.coerce.number().int().min(1).max(100).default(25);
+
+router.get('/', cacheControl({ maxAge: 60, type: 'public' }), async (_req, res, next) => {
+  try {
+    const campaigns = await prisma.campaign.findMany({
+      orderBy: { startDate: 'desc' },
+      select: { id: true, name: true, description: true, status: true, criteriaType: true, threshold: true, criteria: true, startDate: true, endDate: true },
+    });
+    sendSuccess(res, { items: campaigns });
+  } catch (error) { next(error); }
+});
+
+router.get('/:campaignId/eligibility/:wallet', cacheControl({ maxAge: 60, type: 'public' }), async (req, res, next) => {
+  try {
+    const campaign = await prisma.campaign.findUnique({ where: { id: req.params.campaignId }, select: { id: true, threshold: true, status: true } });
+    if (!campaign) { sendError(res, 404, ErrorCode.NOT_FOUND, 'Campaign not found'); return; }
+    const qualification = await prisma.campaignQualificationLog.findUnique({ where: { campaignId_wallet: { campaignId: campaign.id, wallet: req.params.wallet } } });
+    sendSuccess(res, {
+      campaignId: campaign.id,
+      wallet: req.params.wallet,
+      qualified: qualification?.status === 'QUALIFIED',
+      criteriaProgress: qualification?.metricValue ?? 0,
+      threshold: campaign.threshold,
+      claimableAmount: qualification?.status === 'QUALIFIED' ? qualification.metricValue ?? 0 : 0,
+      status: qualification?.status ?? 'PENDING',
+    });
+  } catch (error) { next(error); }
+});
+
+router.get('/:campaignId/leaderboard', cacheControl({ maxAge: CAMPAIGN_LEADERBOARD_CACHE_TTL_SECONDS, type: 'public' }), async (req, res, next) => {
+  const parsed = z.object({ limit: limitSchema }).safeParse(req.query);
+  if (!parsed.success) { sendValidationError(res, 'Invalid campaign leaderboard query', zodIssuesToDetails(parsed.error.issues)); return; }
+  try {
+    const campaign = await prisma.campaign.findUnique({ where: { id: req.params.campaignId }, select: { id: true } });
+    if (!campaign) { sendError(res, 404, ErrorCode.NOT_FOUND, 'Campaign not found'); return; }
+    const rows = await prisma.campaignQualificationLog.findMany({ where: { campaignId: campaign.id, status: 'QUALIFIED' }, orderBy: [{ metricValue: 'desc' }, { qualifiedAt: 'asc' }], take: parsed.data.limit, select: { wallet: true, metricValue: true, status: true } });
+    sendSuccess(res, { items: rows.map((row, index) => ({ rank: index + 1, wallet: row.wallet, score: row.metricValue ?? 0, criteriaProgress: row.metricValue ?? 0, qualified: row.status === 'QUALIFIED' })) });
+  } catch (error) { next(error); }
+});
+
+export default router;
diff --git a/src/modules/index.ts b/src/modules/index.ts
index ccd47126..08a74846 100644
--- a/src/modules/index.ts
+++ b/src/modules/index.ts
@@ -53,6 +53,8 @@ import lpRouter from './lp/lp.routes';
 import auctionRouter from './auctions/auction.routes';
 import holdersRouter from './dividends/holders.routes';
 import multisigRouter from './multisig/multisig.routes';
+import campaignsRouter from './campaigns/campaigns.routes';
+import analyticsRouter from './analytics/analytics.routes';
 import { BASE as CREATORS_BASE } from '../constants/creator.constants';
 
 const router = Router();
@@ -133,5 +135,7 @@ router.use('/lp', routeBodySizeLimit('default'), lpRouter);
 router.use('/auctions', routeBodySizeLimit('default'), auctionRouter);
 router.use('/holders', routeBodySizeLimit('default'), holdersRouter);
 router.use('/multisig', routeBodySizeLimit('default'), multisigRouter);
+router.use('/campaigns', routeBodySizeLimit('default'), campaignsRouter);
+router.use('/analytics', routeBodySizeLimit('default'), analyticsRouter);
 
 export default router;
diff --git a/src/modules/invoice/invoice-market.routes.ts b/src/modules/invoice/invoice-market.routes.ts
index 29bec75c..45ed4428 100644
--- a/src/modules/invoice/invoice-market.routes.ts
+++ b/src/modules/invoice/invoice-market.routes.ts
@@ -5,6 +5,8 @@ import {
    requireJwtAuth,
 } from '../../middlewares/jwt-auth.middleware';
 import { sendSuccess } from '../../utils/api-response.utils';
+import { prisma } from '../../utils/prisma.utils';
+import { cacheControl } from '../../middlewares/cache-control.middleware';
 import { protocolHandler } from './invoice-protocol.routes';
 import {
    buyInvoice,
@@ -16,6 +18,22 @@ const body = z
    .object({ transaction_xdr: z.string().min(1).max(100000) })
    .strict();
 export const invoiceMarketRouter = Router();
+const priceLimit = z.coerce.number().int().min(1).max(100).default(50);
+
+invoiceMarketRouter.get('/:invoice_id/secondary-prices', cacheControl({ maxAge: 30, type: 'public' }), async (req, res, next) => {
+   try {
+      const limit = priceLimit.parse(req.query.limit);
+      const items = await prisma.invoiceSecondaryTradePrice.findMany({ where: { invoiceId: String(req.params.invoice_id) }, orderBy: { tradedAt: 'desc' }, take: limit, select: { price: true, amount: true, tradedAt: true, txHash: true } });
+      sendSuccess(res, { items });
+   } catch (error) { next(error); }
+});
+
+invoiceMarketRouter.get('/:invoice_id/secondary-prices/last', cacheControl({ maxAge: 30, type: 'public' }), async (req, res, next) => {
+   try {
+      const item = await prisma.invoiceSecondaryTradePrice.findFirst({ where: { invoiceId: String(req.params.invoice_id) }, orderBy: { tradedAt: 'desc' }, select: { price: true, amount: true, tradedAt: true, txHash: true } });
+      sendSuccess(res, { item });
+   } catch (error) { next(error); }
+});
 invoiceMarketRouter.post(
    '/:invoice_id/buy',
    requireJwtAuth,