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Type of Filing (select one)

Initial Form ATS-N (Rule 304(a)(1)(i)) (ATS-N)

Material Amendment (Rule 304(a)(2)(i)(A)) (ATS-N/MA)

Updating Amendment (Rule 304(a)(2)(i)(B)) (ATS-N/UA)

Correcting Amendment (Rule 304(a)(2)(i)(C)) (ATS-CA)

Order Display and Fair Access Amendment (Rule 304(a)(2)(i)(D)) (ATS-N/OFA)

Notice of Cessation (Rule 304(a)(3)) (ATS-N-C)

Withdrawal of Form ATS-N filing (ATS-N-W)

Does the NMS Stock ATS currently operate pursuant to a Form ATS?

Yes

Provide the EDGAR accession number for the Form ATS-N filing to be amended:

0000318336-19-000021

Filer CIK

0000318336

Filer CCC

File No:

013-00106

Crossfinder

is making this filing pursuant to Rule 304 under the Securities Exchange Act of 1934

Statement about the Form ATS-N Amendment pursuant to Instruction A.7 (g) of this form.

Material amendment to Part III, Item 22 introducing the capability of certain Subscribers who are participants on the Paxos Settlement Service ("PSS") platform operated by Paxos Trust Company, LLC to settle transactions via the PSS and to Part III, Item 2 clarifying that the manner in which a Subscriber clears and settles transactions does not affect eligibility for ATS services. The amendment applies to all Subscribers and the Broker-Dealer Operator.

Is this a LIVE or TEST Filing?

LIVE

TEST

Is this an electronic copy of an official filing submitted in paper format in connection with a hardship exemption?

Confirming Copy File Number

Notification Information

Notify via Filing Website only?