Apex Cost Basis and Tax

Formerly known as Apex Silver, Apex Cost Basis and Tax helps reduce the chaos required for cost basis calculations and tax reporting. All with detailed traceability that empowers users to view, understand, and trust every calculation and adjustment made.

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Cut the chaos during peak-volume season

Apex Cost Basis and Tax uses real-time data and automated calculations to help you save time (and sanity). Reduce manual errors while processing enterprise-scale volumes of trades, wash sales, corporate actions, income reclassifications, and more.

Available as a unified platform or standalone modules, Apex Cost Basis and Tax is proven at scale.

95 million+ cost basis accounts
20+ years of experience
From the industry’s only user-provider, built by and for operations professionals

Use case snapshot

Pump the volume —  keep the speed

Here’s how one client used Apex Cost Basis to process very high volumes of account activities over a five-day period in 2025.

360.9K Accounts processed per day

1.3M+ activity records processed per day

46.9M+ positions reconciled per day

1:00 hour time-to-output Service Level Agreement (SLA)

* The service level agreement measures the time from when the first input is received by Apex to when the output is sent by Apex to the client. Apex data as of 1/31/25.

Transparency

Operator-centric details like data traceability

Apex Cost Basis and Tax enhances transparency with data traceability and explainers, reducing prep time and simplifying operator workflows.

Life-of-lot explainers that show the work behind processing decisions and breaks when they do occur

As-of views and forms for a clear understanding of what an account looked like before and after an event

Consolidated view of transactions so you can see multiple accounts and security movements in one view

Reprocessing

Get real-time automatic reprocessing

No waiting on batch processing or reconciliation breaks. See real-time updates, including as-of and what-if views, any time you change input data.

Automated income reclassification

Apex Cost Basis and Tax can minimize year-end workloads with daily automated income reclassification processing.

Corporate actions reprocessing

Leverages back-office activity to validate and trigger tax lot adjustments automatically, eliminating 99.99% of reconciliation breaks.

Handle complex asset classes

Count on our “show your work” transparency and predictive views when processing complicated assets like fixed income and crypto.

Use case snapshot

Want to reduce breaks close to zero?

Here’s how one client used Apex Cost Basis to process volumes of reconciliations over a five-day period in 2025.

4.7M Accounts processed per day**

11.1M positions reconciled per day**

0.001% reconciliation break rate**

**Apex data as of 4/7/25

Key features

Available as individual modules, as part of our clearing offering, or Saas for self-clearing clients.

Real-time cost basis processing

Corporate action processing
CBRS (Cost Basis Reporting Service) and manual transfer statements
Fixed income processing
Wash sale traceability
Life-of-a-lot visuals
Hybrid dividend and forward-split processing
As-of views

Tax reporting

Real-time tax statements and “show our work” transparency
Flexible tax servicing and file-cycle workflows with correction cycles and traceability to the data driving it
Includes filters, search functions, and bulk options for operators

Income reclassification

Simplify income reallocation and Return of Capital (ROC) payments with a unified costs basis and tax system
Process daily and even intraday on demand to reduce manual activity at year end

Unified Apex Cost Basis and Tax system

Operator friendly views and workflows
Wide array of input and output forms
Event-driven processing
Enhanced cloud security
Enterprise scalability
Predictable pricing
Simplified income reallocation and Return of Capital (ROC) payments