Halyard
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Institutions
Built for size.
OTC blocks at one quoted price, segregated custody with monthly attestation, an API your desk can co-locate with, and sub-accounts that roll up to one statement.
- OTC from $250,000
- Custody attested monthly
- 140 countries
OTC desk
Blocks from $250,000 at one quoted price, settled against your custody account within the hour. A human on the desk around the clock.
- Firm quotes, 60 seconds
- Settlement in fiat or stablecoin
- No market impact
Custody
Segregated wallets per client, HSM-backed signing, withdrawal policies with named approvers. Monthly attestation per account.
- Segregated by client
- Three-person withdrawal policy
- Insured cold storage
- Operating41.2 BTCAttested
- Treasury1,180 ETHAttested
- Settlement2,450,000 USDCAttested
- Staking18,400 SOLPending
API
REST and WebSocket with FIX on request. Co-located access in Frankfurt and Singapore, rate limits that scale with your tier.
- FIX 4.4 on request
- Co-location
- Dedicated keys per desk
GET /v1/markets/BTC-USD/book?depth=50
Authorization: Bearer hy_live_••••
200 OK
{
"bids": [[67412.80, 1.250], [67411.90, 0.800]],
"asks": [[67414.10, 0.420], [67415.00, 2.100]],
"spread": 1.30,
"ts": 1791196310
}Sub-accounts
One master, any number of desks. Limits, roles and reporting per sub-account, one statement for the fund.
- Per-desk limits
- Role-based access
- One consolidated statement
- Spot desk$25M / dayTrader
- Treasury$5M / dayApprover
- Quant$60M / dayTrader
- ReportingRead onlyViewer
Fees
Volume tiers, in writing.
Institutional tiers are agreed per desk and published to you in writing. Nothing changes without thirty days' notice.
- Keel Capital
- Harbor Fund
- Meridian Protocol
- Tidewater Asset Management
- Lantern Ventures
- Causeway Markets
Talk to the desk
Tell us about your book.
A person from the institutional desk replies within one business day. No sales sequence, no automated follow-ups.
hello@halyard.exchangeInstitutions
Built for size.
OTC blocks at one quoted price, segregated custody with monthly attestation, an API your desk can co-locate with, and sub-accounts that roll up to one statement.
- OTC from $250,000
- Custody attested monthly
- 140 countries
OTC desk
Blocks from $250,000 at one quoted price, settled against your custody account within the hour. A human on the desk around the clock.
- Firm quotes, 60 seconds
- Settlement in fiat or stablecoin
- No market impact
Custody
Segregated wallets per client, HSM-backed signing, withdrawal policies with named approvers. Monthly attestation per account.
- Segregated by client
- Three-person withdrawal policy
- Insured cold storage
- Operating41.2 BTCAttested
- Treasury1,180 ETHAttested
- Settlement2,450,000 USDCAttested
- Staking18,400 SOLPending
API
REST and WebSocket with FIX on request. Co-located access in Frankfurt and Singapore, rate limits that scale with your tier.
- FIX 4.4 on request
- Co-location
- Dedicated keys per desk
GET /v1/markets/BTC-USD/book?depth=50
Authorization: Bearer hy_live_••••
200 OK
{
"bids": [[67412.80, 1.250], [67411.90, 0.800]],
"asks": [[67414.10, 0.420], [67415.00, 2.100]],
"spread": 1.30,
"ts": 1791196310
}Sub-accounts
One master, any number of desks. Limits, roles and reporting per sub-account, one statement for the fund.
- Per-desk limits
- Role-based access
- One consolidated statement
- Spot desk$25M / dayTrader
- Treasury$5M / dayApprover
- Quant$60M / dayTrader
- ReportingRead onlyViewer
Fees
Volume tiers, in writing.
Institutional tiers are agreed per desk and published to you in writing. Nothing changes without thirty days' notice.
- Keel Capital
- Harbor Fund
- Meridian Protocol
- Tidewater Asset Management
- Lantern Ventures
- Causeway Markets
Talk to the desk
Tell us about your book.
A person from the institutional desk replies within one business day. No sales sequence, no automated follow-ups.
hello@halyard.exchangeInstitutions
Built for size.
OTC blocks at one quoted price, segregated custody with monthly attestation, an API your desk can co-locate with, and sub-accounts that roll up to one statement.
- OTC from $250,000
- Custody attested monthly
- 140 countries
OTC desk
Blocks from $250,000 at one quoted price, settled against your custody account within the hour. A human on the desk around the clock.
- Firm quotes, 60 seconds
- Settlement in fiat or stablecoin
- No market impact
Custody
Segregated wallets per client, HSM-backed signing, withdrawal policies with named approvers. Monthly attestation per account.
- Segregated by client
- Three-person withdrawal policy
- Insured cold storage
- Operating41.2 BTCAttested
- Treasury1,180 ETHAttested
- Settlement2,450,000 USDCAttested
- Staking18,400 SOLPending
API
REST and WebSocket with FIX on request. Co-located access in Frankfurt and Singapore, rate limits that scale with your tier.
- FIX 4.4 on request
- Co-location
- Dedicated keys per desk
GET /v1/markets/BTC-USD/book?depth=50
Authorization: Bearer hy_live_••••
200 OK
{
"bids": [[67412.80, 1.250], [67411.90, 0.800]],
"asks": [[67414.10, 0.420], [67415.00, 2.100]],
"spread": 1.30,
"ts": 1791196310
}Sub-accounts
One master, any number of desks. Limits, roles and reporting per sub-account, one statement for the fund.
- Per-desk limits
- Role-based access
- One consolidated statement
- Spot desk$25M / dayTrader
- Treasury$5M / dayApprover
- Quant$60M / dayTrader
- ReportingRead onlyViewer
Fees
Volume tiers, in writing.
Institutional tiers are agreed per desk and published to you in writing. Nothing changes without thirty days' notice.
- Keel Capital
- Harbor Fund
- Meridian Protocol
- Tidewater Asset Management
- Lantern Ventures
- Causeway Markets
Talk to the desk
Tell us about your book.
A person from the institutional desk replies within one business day. No sales sequence, no automated follow-ups.
hello@halyard.exchangeVoices
Traders, funds, builders.
The fill is the price on the screen. I have stopped checking three other books before I trade.
Halyard Markets Ltd is registered as a virtual asset service provider. Crypto assets are volatile; you may lose what you put in.
Voices
Traders, funds, builders.
The fill is the price on the screen. I have stopped checking three other books before I trade.
Halyard Markets Ltd is registered as a virtual asset service provider. Crypto assets are volatile; you may lose what you put in.
Voices
Traders, funds, builders.
The fill is the price on the screen. I have stopped checking three other books before I trade.
Halyard Markets Ltd is registered as a virtual asset service provider. Crypto assets are volatile; you may lose what you put in.
Trade at the real price.
- 200+ assets
- Proof of reserves
- 24/7 support
Demo prices are generated on this page
Trade at the real price.
- 200+ assets
- Proof of reserves
- 24/7 support
Demo prices are generated on this page
Trade at the real price.
- 200+ assets
- Proof of reserves
- 24/7 support
Demo prices are generated on this page