Coinbase asked the U.S. District Court for the Southern District of New York on August 4, 2023, to end the Securities and Exchange Commission’s civil case against the exchange at the pleadings stage. The filing was consequential because it put a threshold question before a federal judge: whether the transactions and services described by the SEC were legally capable of being “investment contracts,” and therefore securities, even if the agency’s factual allegations were accepted for purposes of the motion.

The request was not a ruling and did not suspend the case. It was Coinbase’s advocacy in SEC v. Coinbase, case 23 Civ. 4738, assigned to Judge Katherine Polk Failla.

What Coinbase filed

Docket entries 35 and 36 show that Coinbase Global, Inc. and Coinbase, Inc. filed a motion for judgment on the pleadings and a supporting memorandum on August 4, 2023. The memorandum was 38 PDF pages including preliminary pages and contained a 30-page argument.

The procedural vehicle was Federal Rule of Civil Procedure 12(c). At that stage, Coinbase sought judgment based on the complaint, answer and materials the court could properly consider, rather than after a trial record had been developed. That distinction mattered: Coinbase was arguing that the SEC’s theory failed as a matter of law, not that evidence gathered through discovery had disproved every allegation.

The SEC’s June 6, 2023 complaint alleged that Coinbase had operated an unregistered national securities exchange, broker and clearing agency. It also alleged an unregistered offer and sale of securities through Coinbase’s staking program. The complaint identified 13 crypto assets in its broader theory, with 12 tied to trading on Coinbase’s platform or through Prime and NEXO tied to the Wallet allegation.

The legal line Coinbase drew

Coinbase’s principal contention was that secondary-market token transactions alleged by the SEC did not give purchasers a contractual right to the income, profits or assets of a business. The exchange characterized those transactions as asset sales completed at the point of sale and argued that the SEC therefore had not pleaded an “investment contract” under the federal securities laws.

The company separately invoked the major questions doctrine, arguing that Congress had not clearly authorized the SEC to assume the broad authority over digital-asset markets reflected in the complaint. It also challenged two product-specific theories. Coinbase said making self-custody Wallet software available did not make it a securities broker, and it argued that its staking service involved neither the required investment of money nor profits produced by Coinbase’s managerial efforts.

Those propositions were disputed legal arguments, not established facts. The SEC’s complaint took the opposing position: it alleged that Coinbase combined functions normally associated with registered securities intermediaries and that its staking program pooled customer assets, performed blockchain validation and distributed part of the resulting rewards.

Why the filing mattered on August 4

The motion forced the exchange-status dispute into a form that could affect more than one company or token. If Coinbase’s threshold theory prevailed, the SEC’s effort to apply exchange, broker, clearing and offering rules to the pleaded activity could be cut back before discovery. If it failed, the agency would be permitted to continue trying to prove that at least some token transactions and staking arrangements fell within existing securities law.

The filing also arrived after two July 2023 Southern District of New York decisions had sharpened, but not unified, the debate. Coinbase cited the July 13 Ripple ruling, while its brief also addressed the July 31 Terraform decision. Those district-court opinions supplied arguments, not a binding appellate answer for the Coinbase case.

No event-day judgment accompanied the motion. Nor does this record establish a same-day causal move in bitcoin, the named tokens or Coinbase shares; no consistent event-window market dataset was used for this reconstruction.

Later context

Later proceedings should not be read backward into the August 4 record. On March 27, 2024, the court allowed most of the SEC’s pleaded case to proceed but dismissed the Wallet broker claim. On February 27, 2025, the SEC and Coinbase jointly stipulated to dismiss the action with prejudice as a policy matter; the SEC said that decision was not an assessment of the merits.

Primary sourceCoinbase memorandum supporting motion for judgment on the pleadings, filed August 4, 2023

The complete source packet and revision history are retained with the newsroom record.

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