Corporate Services
Specialised Share Sale Execution for Registries, Issuers, and Corporate Advisers
Unbroker supports registries, listed entities, and corporate stakeholders with execution-only share sale services—built for issuer-sponsored holdings, governed by clear protocols, and designed to meet operational deadlines.
Whether you’re running an unmarketable parcel program or coordinating a structured sell-down, we work as an extension of your internal team to deliver fast, compliant execution—no platform retooling required.

Who We Work With
We act for a range of institutional and corporate clients, including:
- Share registries administering issuer-authorised sales
- Listed companies running unmarketable parcel programs
- Legal, accounting, and advisory firms managing high-volume divestments
- Corporate actions teams needing structured sell-downs without onboarding friction
Our systems are engineered to meet the scale and specificity of institutional execution without losing the responsiveness professionals expect.
What We Offer
Execution services tailored for institutional workflows, complex holdings, and high-volume transactions.
Unmarketable Parcel Programs
We execute bulk sell-downs for low-value holdings across multiple registries and shareholder structures.
- Coordinated execution under issuer direction
- Detailed post-sale reporting
- Optional partner communication packs available
Issuer-Initiated Sell-Downs
Where you’ve received direction to sell specific holdings (e.g. residuals, sell-to-cover, internal divestments), we handle:
- Trade execution and settlement - including DvP where required
- Identity verification and compliance
- Funds disbursement to issuer or nominated account
VWAP Calculation & Trading
We provide precise volume-weighted average price calculations and execution services over your selected timeframes.
- Accurate VWAP data for tax reporting, disclosure, or transaction benchmarking
- Trades executed in alignment with VWAP benchmarks
- Flexible reporting formats to suit corporate and regulatory requirements
Why Corporate Clients Choose Unbroker
Institutional Know-How
We specialise in issuer-sponsored holdings and understand the unique requirements of registry data, security reference numbers, and ownership structures.
Secure, Compliant, Auditable
Our workflow meets AML/CTF requirements, includes 100% document traceability, and integrates with identity verification systems used by financial institutions and legal firms.
Clear Comms, Fast Execution
You’ll have access to a responsive team that understands corporate timelines and what’s at stake. No call centres. No hand-holding. Just intelligent, efficient support.
Let’s Work Together
If you’re planning a bulk sale, coordinating a registry action, or need a reliable execution partner—talk to us.