Tech stack
No one at Mack Investment Securities, Inc. has shared their stack yet. Work here? Add the tools you use. Custodians marked “per Form ADV” are from the firm's SEC filing (those holding 10%+ of its separately managed accounts, as of the date shown), so newer custodians may be missing.
Custodial Platform
Axos Clearing
Per Form ADV · $152M held · filed May 2024
SEI
Per Form ADV · $48M held · filed May 2024