IP Verse

Citadel Securities LLC v. HFT Solutions, LLC - IPR2026-00212

Explore the PTAB proceeding IPR2026-00212 filed by Citadel Securities LLC against HFT Solutions, LLC on Jan 9, 2026. This includes filing dates, application numbers, tech centers, patent numbers, and current case status.

Case Details

Proceeding Number: IPR2026-00212
Filing Date: Jan 9, 2026
Petitioner: Citadel Securities LLC
Respondent: HFT Solutions, LLC
Status: Pending
Respondent Application Number: 16937314
Respondent Tech Center: 2800
Respondent Patent Number: 10931286

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Proceeding Documents

The table below shows documents filed in the case, listing each document name, filing date, document type, and filing party. Tracking these filings indicates the activity of the parties involved in the case, and the types of documents filed can provide insights into the legal strategies being employed.

Show Exhibit Documents

Document Name	Filing Date	Category	Filing Party
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Petitioner's Stipulation	Mar 18, 2026	PAPER	PETITIONER
PATENT OWNER’S REQUEST FOR DISCRETIONARY DENIAL OF INSTITUTION	Mar 16, 2026	PAPER	PATENT OWNER
Exhibit 2001 - HFT Solutions, LLC v. Jump Trading LLC - Agreed Schedule	Mar 16, 2026	EXHIBIT	PATENT OWNER
Exhibit 2002 - HFT Solutions, LLC v Optiver US LLC et al - Scheduling Order	Mar 16, 2026	EXHIBIT	PATENT OWNER
Exhibit 2003 - HFT Solutions, LLC v. Citadel Securities LLC - Motion to Dismiss	Mar 16, 2026	EXHIBIT	PATENT OWNER
Exhibit 2004 - HFT Solutions, LLC v. Citadel Securities LLC - Order Denying Motion to Dismiss	Mar 16, 2026	EXHIBIT	PATENT OWNER
Exhibit 2005 - HFT Solutions, LLC v. Citadel Securities LLC - Final Invalidity Contentions	Mar 16, 2026	EXHIBIT	PATENT OWNER
Exhibit 2006 - HFT Solutions, LLC v. Citadel Securities LLC - Agreed Schedule	Mar 16, 2026	EXHIBIT	PATENT OWNER
Exhibit 2007 - HFT Solutions, LLC v. Citadel Securities LLC - Final Invalidity Contentions Exhibit B-1	Mar 16, 2026	EXHIBIT	PATENT OWNER
Exhibit 2008 - HFT Solutions, LLC v. Citadel Securities LLC - Citadel Securities Answer, Affirmative Defenses, and Counterclaims	Mar 16, 2026	EXHIBIT	PATENT OWNER
Exhibit 2009 - U.S. Patent No. 10,931,286	Mar 16, 2026	EXHIBIT	PATENT OWNER
Exhibit 2010 - Counsel emails re Citadel’s Request for Production of Documents, including source code	Mar 16, 2026	EXHIBIT	PATENT OWNER
Exhibit 2012 - HFT Solutions, LLC v Optiver US LLC et al - Preliminary Invalidity Contentions	Mar 16, 2026	EXHIBIT	PATENT OWNER
Exhibit 2013 - HFT Solutions, LLC v. Citadel Securities LLC - Complaint	Mar 16, 2026	EXHIBIT	PATENT OWNER
Exhibit 2014 - A-UL3422-p16G-PQ-G Avnet Listing	Mar 16, 2026	EXHIBIT	PATENT OWNER
Exhibit 2015 - A-MA35D-P16G-PQ-G Mouser Listing	Mar 16, 2026	EXHIBIT	PATENT OWNER
Exhibit 2016 - BittWare XUP-VV8 Datasheet	Mar 16, 2026	EXHIBIT	PATENT OWNER
Exhibit 2017 - AMD Alveo UL3524 Accelerator Card Datasheet	Mar 16, 2026	EXHIBIT	PATENT OWNER
Exhibit 2018 - AMD Alveo UL 3422 FPGA Accelerator Card Datasheet	Mar 16, 2026	EXHIBIT	PATENT OWNER
Exhibit 2019 - Zynq UltraScale+ MP SOC Family Avnet Listing	Mar 16, 2026	EXHIBIT	PATENT OWNER
Exhibit 2020 - Citadel Securities LLC 2024 Financial Statement	Mar 16, 2026	EXHIBIT	PATENT OWNER
PATENT OWNER'S UPDATED MANDATORY NOTICES	Mar 13, 2026	PAPER	PATENT OWNER
PATENT OWNER'S UPDATED POWER OF ATTORNEY	Mar 13, 2026	PAPER	PATENT OWNER
Order Granting Petitioner’s Motion for Admission Pro Hac Vice of Matthew R. Ford	Feb 25, 2026	PAPER	BOARD
Petitioner's Motion for Pro Hac Vice Admission of Matthew R. Ford Under 37 C.F.R. 42.10(c)	Feb 6, 2026	PAPER	PETITIONER
Notice: NOTICE OF FILING DATE ACCORDED TO PETITION AND TIME FOR FILING PATENT OWNER PRELIMINARY RESPONSE	Jan 15, 2026	PAPER	BOARD
Notice: Mandatory Notice	Jan 13, 2026	PAPER	PATENT OWNER
Notice: Power of Attorney	Jan 13, 2026	PAPER	PATENT OWNER
Notice: Power of Attorney	Jan 9, 2026	PAPER	PETITIONER
U.S. Patent No. 10,931,286	Jan 9, 2026	EXHIBIT	PETITIONER
Declaration of Kevin B. Stanton, Ph.D	Jan 9, 2026	EXHIBIT	PETITIONER
File History (U.S. Patent No. 10,931,286)	Jan 9, 2026	EXHIBIT	PETITIONER
Altera White Paper - Synchronous Ethernet Solutions with Altera FPGAs	Jan 9, 2026	EXHIBIT	PETITIONER
Stratix V Device Handbook	Jan 9, 2026	EXHIBIT	PETITIONER
Silicon Labs Si4345-44 Family Reference Manual	Jan 9, 2026	EXHIBIT	PETITIONER
Lockwood, A Low-Latency Library in FPGA Hardware (HFT)	Jan 9, 2026	EXHIBIT	PETITIONER
(intentionally omitted)	Jan 9, 2026	EXHIBIT	PETITIONER
Affidavit of Mina Chung (Altera)	Jan 9, 2026	EXHIBIT	PETITIONER
Affidavit of Mina Chung (Stratix Handbook)	Jan 9, 2026	EXHIBIT	PETITIONER
Affidavit of Mina Chung (Si5345 Manual)	Jan 9, 2026	EXHIBIT	PETITIONER
HFT Solutions, LLC's Infringement Contentions	Jan 9, 2026	EXHIBIT	PETITIONER
Altera and IDT Synchronous Ethernet Solution for ITU-T G.8262	Jan 9, 2026	EXHIBIT	PETITIONER
The Race to Zero Latency for High Frequency Trading	Jan 9, 2026	EXHIBIT	PETITIONER
U.S. Patent No. 10,169,814	Jan 9, 2026	EXHIBIT	PETITIONER
Irene Aldridge, High Frequency Trading (Second Edition)	Jan 9, 2026	EXHIBIT	PETITIONER
Implementing Fractional PLL Reconfiguration with Altera PLL	Jan 9, 2026	EXHIBIT	PETITIONER
Exploring Algorithmic Trading in Reconfigurable Hardware	Jan 9, 2026	EXHIBIT	PETITIONER
Douglas J. Smith, HDL Chip Design	Jan 9, 2026	EXHIBIT	PETITIONER
UltraScale Architecture Clocking Resources User Guide	Jan 9, 2026	EXHIBIT	PETITIONER
Chip Hall of Fame: Xilinx XC2064 FPGA	Jan 9, 2026	EXHIBIT	PETITIONER
List and Comparison of FPGA Companies	Jan 9, 2026	EXHIBIT	PETITIONER
Understanding Clock Domain Crossing (CDC) Checks and Techniques	Jan 9, 2026	EXHIBIT	PETITIONER
Floyd M. Gardner, Phaselock Techniques	Jan 9, 2026	EXHIBIT	PETITIONER
Interactive Brokers Founder Changed Trading Forever (Barrons)	Jan 9, 2026	EXHIBIT	PETITIONER
Wall Street's Quest to Process Data at the Speed of Light (Rubinow)	Jan 9, 2026	EXHIBIT	PETITIONER
FPGA accelerated low-latency market data feed processing (Morris et al)	Jan 9, 2026	EXHIBIT	PETITIONER
The Once and Future Ethernet	Jan 9, 2026	EXHIBIT	PETITIONER
An Introduction to Synchronized Internet	Jan 9, 2026	EXHIBIT	PETITIONER
A. Frank D'Souza, Design of Control Systems	Jan 9, 2026	EXHIBIT	PETITIONER
Comparison of Challenged Claims	Jan 9, 2026	EXHIBIT	PETITIONER
Petition for Inter Partes Review	Jan 9, 2026	PAPER	PETITIONER