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The naked short selling debate enforcement actions

This library records 55 enforcement actions tagged the naked short selling debate. Naked short selling is selling short without having borrowed the security or arranged to borrow it, which is restricted by Regulation SHO and whose real-world scale and price impact remain genuinely contested.

Actions are listed newest first. Each row links to a case page carrying the regulator's own release and, where one was published, the complaint. For how this technique works and what statute it engages, read the the naked short selling debate technique page.

Actions
55
Total penalties
$141m
Median penalty
$275k
Largest
$22.2m
Criminal parallel
0%
Action Agency Filed Penalty Status
SEC v. Robinhood Financial LLC and Robinhood Securities, LLC (naked short selling debate, 2025) SEC 2025-01-13 — settled
SEC v. Maxim Group, LLC (naked short selling debate, 2023) SEC 2023-09-29 $800k settled
SEC v. Citadel Securities, LLC (naked short selling debate, 2023) SEC 2023-09-22 $7m settled
SEC v. Simplex Trading, LLC (naked short selling debate, 2023) SEC 2023-09-11 $200k settled
SEC v. Hal D. Mintz and Sabby Management LLC (naked short selling debate, 2023) SEC 2023-06-14 — filed
ASIC bans former fund manager for naked short selling (2023) ASIC 2023-05-22 — unknown
SEC v. IMC Chicago, LLC (naked short selling debate, 2022) SEC 2022-08-12 $125k settled
SEC v. BTIG, LLC (naked short selling debate, 2022) SEC 2022-05-03 — judgment
SEC v. Maplelane Capital LLC (naked short selling debate, 2022) SEC 2022-05-02 $250k settled
SEC v. Tradition Securities and Derivatives, LLC (naked short selling debate, 2021) SEC 2021-09-28 $842k settled
SEC v. Murchinson Ltd. and Marc Bistricer and Paul Zogala (naked short selling debate, 2021) SEC 2021-08-17 $800k settled
SEC v. BTIG, LLC (naked short selling debate, 2021) SEC 2021-05-20 — filed
SEC v. Cormark Securities Inc. (naked short selling debate, 2020) SEC 2020-12-21 $800k settled
SEC v. ITG Canada Corp. and Virtu ITG Canada Corp. (naked short selling debate, 2020) SEC 2020-12-21 $200k settled
SEC v. Morgan Stanley & Co. LLC (naked short selling debate, 2020) SEC 2020-09-30 $5m settled
SEC v. Celadon Financial Group LLC (naked short selling debate, 2020) SEC 2020-07-27 $125k settled
SEC v. BNP Paribas Securities Corp. (naked short selling debate, 2020) SEC 2020-06-29 $250k settled
SEC v. Biltmore International Corporation (naked short selling debate, 2020) SEC 2020-04-24 $125k settled
SEC v. BMA Securities, LLC (naked short selling debate, 2020) SEC 2020-03-12 — settled
SEC v. Vandham Securities Corp. (boiler rooms, 2019) SEC 2019-09-16 $200k settled
SEC v. EMS Capital LP (naked short selling debate, 2019) SEC 2019-08-27 $60k settled
SEC v. Wedbush Securities, Inc. (naked short selling debate, 2019) SEC 2019-06-18 $2.4m settled
SEC v. Industrial and Commercial Bank of China Financial Services LLC (naked short selling debate, 2019) SEC 2019-06-14 $14.4m settled
SEC v. The Bank of New York Mellon (naked short selling debate, 2018) SEC 2018-12-17 $20.6m settled
SEC v. Citibank, N.A. (naked short selling debate, 2018) SEC 2018-11-07 $13.6m settled
SEC v. Michael L. LaPenna (naked short selling debate, 2018) SEC 2018-09-19 $22.5k settled
SEC v. Sycamore Lane Partners LLC (naked short selling debate, 2018) SEC 2018-07-23 $25k settled
SEC v. Deutsche Bank Trust Company Americas (naked short selling debate, 2018) SEC 2018-07-20 $22.2m settled
SEC v. Bayes Capital, LLC (naked short selling debate, 2018) SEC 2018-06-28 $300k settled
SEC v. Banca IMI Securities Corp. (naked short selling debate, 2017) SEC 2017-08-18 $15m settled
SEC v. Wilson-Davis & Company, Inc. (naked short selling debate, 2017) SEC 2017-04-26 $75k settled
SEC v. Orthofix International N.V.; Jeffrey Hammel and CPA; Brian McCollum; Kenneth Mack and Bryan McMillan (naked short selling debate, 2017) SEC 2017-01-18 $40k settled
SEC v. ITG Inc. (naked short selling debate, 2017) SEC 2017-01-12 $7.5m settled
SEC v. Anthony B. Kerrigone (naked short selling debate, 2016) SEC 2016-12-16 $50k settled
SEC v. Byron B. Barkley and Paul N. Davis (naked short selling debate, 2016) SEC 2016-12-16 $50k settled
SEC v. Wilson-Davis & Company, Inc. (naked short selling debate, 2016) SEC 2016-12-16 — unknown
SEC v. Vinay Kumar Nevatia (naked short selling debate, 2016) SEC 2016-06-07 — judgment
SEC v. Delaney and others (naked short selling debate, 2016) SEC 2016-03-07 — dismissed
SEC v. Goldman and Sachs & Co. (naked short selling debate, 2016) SEC 2016-01-14 $15m settled
OSC v. Argosy Securities Inc. and Keybase Financial Group Inc. (naked short selling debate, 2015) OSC 2015-11-03 — appealed
SEC v. Wolverine Trading, LLC and and Wolverine Asset Management, LLC (insider trading, 2015) SEC 2015-10-08 $375k settled
SEC v. Brian David Hall (naked short selling debate, 2015) SEC 2015-09-17 — settled
SEC v. Rudolfo DeLaSierra (naked short selling debate, 2015) SEC 2015-09-17 — settled
SEC v. Merrill Lynch (naked short selling debate, 2015) SEC 2015-06-01 $9m filed
SEC v. du Pasquier & Co., Inc. (naked short selling debate, 2015) SEC 2015-01-21 $50k settled
SEC v. Wedbush Securities Inc. Jeffrey Bell Christina Fillhart (layering, 2014) SEC 2014-11-20 — settled
SEC v. LavaFlow, Inc. (naked short selling debate, 2014) SEC 2014-07-25 $2.9m settled
SEC v. Delaney and others (naked short selling debate, 2014) SEC 2014-05-19 — unknown
SEC v. Johnson and Michael H. (naked short selling debate, 2014) SEC 2014-05-19 $125k settled
SEC v. Lindsey Alan Wetzig (naked short selling debate, 2014) SEC 2014-05-19 — settled
SEC v. Gonul Colak and Milen K. Kostov (naked short selling debate, 2014) SEC 2014-01-31 $150k settled
SEC v. Knight Capital Americas LLC (naked short selling debate, 2013) SEC 2013-10-16 — settled
SEC v. Chicago Board Options Exchange and others (naked short selling debate, 2013) SEC 2013-06-11 — settled
SEC v. optionsXpress, Inc. Stern and others (matched orders, 2013) SEC 2013-06-07 — judgment
SEC v. NASDAQ Stock Market, LLC and NASDAQ Execution Services, LLC (naked short selling debate, 2013) SEC 2013-05-29 — settled