Notice Rule

Notice of Filing of a National Market System Plan to Address Extraordinary Market Volatility by BATS Exchange, Inc., BATS Y-Exchange, Inc., Chicago Board Options Exchange, Incorporated, Chicago Stock Exchange, Inc., EDGA Exchange, Inc

Joint Industry Plans, National Market System Plans (NMS)

Public Comments

View Received Comments

Title
Notice of Filing and Immediate Effectiveness of the Twenty-Fourth Amendment to the National Market System Plan to Address Extraordinary Market Volatility by Cboe BZX Exchange, Inc., Cboe BYX Exchange, Inc., Cboe EDGA Exchange, Inc., Cboe EDGX Exchange, In
Overview

Notice of Filing and Immediate Effectiveness of the Twenty-Fourth Amendment to the National Market System Plan to Address Extraordinary Market Volatility by Cboe BZX Exchange, Inc., Cboe BYX Exchange, Inc., Cboe EDGA Exchange, Inc., Cboe EDGX Exchange, Inc., Financial Industry Regulatory Authority, Inc., Investors Exchange LLC, Long-Term Stock Exchange, MEMX LLC, MIAX PEARL, LLC, NASDAQ BX, Inc., NASDAQ PHLX LLC, The Nasdaq Stock Market LLC, New York Stock Exchange LLC, NYSE American LLC, NYSE Arca, Inc., NYSE Chicago, Inc., and NYSE National, Inc.

Release Number
34-103042
SEC Issue Date

Resources

Notice Rule: SEC Issued Version (pdf 182 KB)

Title
Joint Industry Plan; Order Disapproving the Twenty-Third Amendment to the National Market System Plan to Address Extraordinary Market Volatility
Release Number
34-101036
SEC Issue Date

Resources

Order Rule: SEC Issued Version (pdf 238.44 KB)

Title
Notice of Designation of a Longer Period for Commission Action on the National Market System Plan To Address Extraordinary Market Volatility by BATS Exchange, Inc., BATS Y-Exchange, Inc., Chicago Board Options Exchange, Incorporated,
Release Number
34-65410
SEC Issue Date
Federal Register Publish Date
Document Citation

76 FR 61121

Resources

Notice Rule: SEC Issued Version (pdf 30.81 KB)
Notice Rule: Federal Register Version
Release No. 34-64547
View Received Comments

Title
Order Instituting Proceedings to Determine Whether to Approve or Disapprove the Twenty-Third Amendment to the National Market System Plan to Address Extraordinary Market Volatility by Cboe BYX Exchange, Inc., Cboe BZX Exchange, Inc., Cboe EDGA Exchange, I
Release Number
34-99545
SEC Issue Date

Resources

Order Rule: SEC Issued Version (pdf 180.33 KB)

Title
Notice of Filing of the Twenty-Third Amendment to the National Market System Plan to Address Extraordinary Market Volatility by Cboe BYX Exchange, Inc., Cboe BZX Exchange, Inc., Cboe EDGA Exchange, Inc., Cboe EDGX Exchange, Inc., Financial Industry Regula
Release Number
34-98928
SEC Issue Date

Resources

Notice Rule: SEC Issued Version (pdf 502.98 KB)

Title
Notice of Filing and Immediate Effectiveness of Amendment to the Plan to Address Extraordinary Market Volatility to Add 24X National Exchange LLC as a Participant
Release Number
34-103845
SEC Issue Date

Resources

Notice Rule: SEC Issued Version (pdf 164.43 KB)

Title
Notice of Filing of a National Market System Plan to Address Extraordinary Market Volatility by BATS Exchange, Inc., BATS Y-Exchange, Inc., Chicago Board Options Exchange, Incorporated, Chicago Stock Exchange, Inc., EDGA Exchange, Inc
Release Number
34-64547
SEC Issue Date
Federal Register Publish Date
Document Citation

76 FR 31647

Resources

Notice Rule: SEC Issued Version (pdf 235.2 KB)
Notice Rule: Federal Register Version
Release No. 34-65410
View Received Comments

Title
Joint Industry Plans; Order Approving, on a Pilot Basis, the National Market System Plan To Address Extraordinary Market Volatility by BATS Exchange, Inc., BATS Y-Exchange, Inc., Chicago Board Options Exchange, Incorporated, Chicago Stock Exchange, Inc.,
Release Number
34-67091
SEC Issue Date
Federal Register Publish Date
Document Citation

77 FR 33498

Resources

Order Rule: SEC Issued Version (pdf 391.12 KB)
Order Rule: Federal Register Version
Release No. 34-65410
Release No. 34-64547

Title
Notice of Filing and Immediate Effectiveness of the Second Amendment to the National Market System Plan To Address Extraordinary Market Volatility by BATS Exchange, Inc., BATS Y-Exchange, Inc., Chicago Board Options Exchange, Incorpor
Release Number
34-68953
SEC Issue Date
Federal Register Publish Date
Document Citation

78 FR 13113

Resources

Notice Rule: SEC Issued Version (pdf 246.02 KB)
Notice Rule: Federal Register Version
Release No. 34-69287
Release No. 34-69062
View Received Comments

Title
Notice of Filing of the Third Amendment to the National Market System Plan to Address Extraordinary Market Volatility by BATS Exchange, Inc., BATS Y-Exchange, Inc., Chicago Board Options Exchange, Incorporated, Chicago Stock Exchange,
Release Number
34-69062
SEC Issue Date
Federal Register Publish Date
Document Citation

78 FR 15757

Resources

Notice Rule: SEC Issued Version (pdf 239.15 KB)
Notice Rule: Federal Register Version
Release No. 34-69287
Release No. 34-68953
View Received Comments

Title
Order Approving the Third Amendment to the National Market System Plan to Address Extraordinary Market Volatility by BATS Exchange, Inc., BATS Y-Exchange, Inc., Chicago Board Options Exchange, Incorporated, Chicago Stock Exchange, Inc
Release Number
34-69287
SEC Issue Date
Federal Register Publish Date
Document Citation

78 FR 21483

Resources

Order Rule: SEC Issued Version (pdf 34.6 KB)
Order Rule: Federal Register Version
Release No. 34-69062
Release No. 34-68953

Title
Notice of Filing and Immediate Effectiveness of the Fourth Amendment to the National Market System Plan To Address Extraordinary Market Volatility by BATS Exchange, Inc., BATS Y-Exchange, Inc., Chicago Board Options Exchange, Incorpor
Release Number
34-70273
SEC Issue Date
Federal Register Publish Date
Document Citation

78 FR 54321

Resources

Notice Rule: SEC Issued Version (pdf 222.83 KB)
Notice Rule: Federal Register Version

Title
Notice of Filing of the Sixth Amendment to the National Market System Plan To Address Extraordinary Market Volatility by BATS Exchange, Inc., BATS Y-Exchange, Inc., Chicago Board Options Exchange, Incorporated, Chicago Stock Exchange,
Release Number
34-71247
SEC Issue Date
Federal Register Publish Date
Document Citation

79 FR 2204

Resources

Notice Rule: SEC Issued Version (pdf 527.79 KB)
Notice Rule: Federal Register Version

Title
Notice of Filing of the Ninth Amendment to the National Market System Plan To Address Extraordinary Market Volatility by BATS Exchange, Inc., BATS Y-Exchange, Inc., Chicago Board Options Exchange, Inc., Chicago Stock Exchange, Inc., E
Release Number
34-75917
SEC Issue Date
Federal Register Publish Date
Document Citation

80 FR 56515

Resources

Notice Rule: SEC Issued Version (pdf 119.25 KB)
Notice Rule: Federal Register Version
Exhibit A
Rel. No. 34-76244
View Received Comments

Title
Order Approving the Twelfth Amendment to the National Market System Plan To Address Extraordinary Market Volatility by Bats BZX Exchange, Inc., Bats BYX Exchange, Inc., Bats EDGA Exchange, Inc., Bats EDGX Exchange, Inc., Chicago Stock
Release Number
34-79845
SEC Issue Date
Federal Register Publish Date
Document Citation

82 FR 8551

Resources

Order Rule: SEC Issued Version (pdf 107.21 KB)
Order Rule: Federal Register Version
Rel. No. 34-80549
Rel. No. 34-80455
Rel. No. 34-80203

Title
Notice of Filing of the Thirteenth Amendment to the National Market System Plan To Address Extraordinary Market Volatility by Bats BZX Exchange, Inc., Bats BYX Exchange, Inc., Bats EDGA Exchange, Inc., Bats EDGX Exchange, Inc., Chicag
Release Number
34-80203
SEC Issue Date
Federal Register Publish Date
Document Citation

82 FR 14068

Resources

Notice Rule: SEC Issued Version (pdf 145.32 KB)
Notice Rule: Federal Register Version
Exhibit A
Rel. No. 34-80549
Rel. No. 34-80455
Rel. No. 34-79845

Title
Order Approving the Thirteenth Amendment to the National Market System Plan To Address Extraordinary Market Volatility by Bats BZX Exchange, Inc., Bats BYX Exchange, Inc., Bats EDGA Exchange, Inc., Bats EDGX Exchange, Inc., Chicago St
Release Number
34-80455
SEC Issue Date
Federal Register Publish Date
Document Citation

82 FR 18519

Resources

Order Rule: SEC Issued Version (pdf 35.44 KB)
Order Rule: Federal Register Version
Rel. No. 34-80549
Rel. No. 34-80203
Rel. No. 34-79845

Title
Notice of Filing and Immediate Effectiveness of the Fourteenth Amendment to the National Market System Plan To Address Extraordinary Market Volatility by Bats BZX Exchange, Inc., Bats BYX Exchange, Inc., Bats EDGA Exchange, Inc., Bats
Release Number
34-80549
SEC Issue Date
Federal Register Publish Date
Document Citation

82 FR 20928

Resources

Notice Rule: SEC Issued Version (pdf 52.24 KB)
Notice Rule: Federal Register Version
Rel. No. 34-80455
Rel. No. 34-80203
Rel. No. 34-79845
View Received Comments

Title
Notice of Filing and Immediate Effectiveness of the Fifteenth Amendment to the National Market System Plan To Address Extraordinary Market Volatility by Bats BZX Exchange, Inc., Bats BYX Exchange, Inc., Bats EDGA Exchange, Inc., Bats
Release Number
34-81720
SEC Issue Date
Federal Register Publish Date
Document Citation

82 FR 45922

Resources

Notice Rule: SEC Issued Version (pdf 581.19 KB)
Notice Rule: Federal Register Version

Title
Order Approving the Seventeenth Amendment to the National Market System Plan To Address Extraordinary Market Volatility by Cboe BZX Exchange, Inc., Cboe BYX Exchange, Inc., Cboe EDGA Exchange, Inc., Cboe EDGX Exchange, Inc., Chicago S
Release Number
34-83044
SEC Issue Date
Federal Register Publish Date
Document Citation

83 FR 17205

Resources

Order Rule: SEC Issued Version (pdf 94.07 KB)
Order Rule: Federal Register Version

Title
Order Approving the Eighteenth Amendment to the National Market System Plan To Address Extraordinary Market Volatility by Cboe BYX Exchange, Inc., Cboe BZX Exchange, Inc., Cboe EDGA Exchange, Inc., Cboe EDGX Exchange, Inc., Chicago St
Release Number
34-85623
SEC Issue Date
Federal Register Publish Date
Document Citation

84 FR 16086

Resources

Order Rule: SEC Issued Version (pdf 281.56 KB)
Order Rule: Federal Register Version

Title
Notice of Filing of the Twentieth Amendment to the National Market System Plan To Address Extraordinary Market Volatility by Cboe BYX Exchange, Inc., Cboe BZX Exchange, Inc., Cboe EDGA Exchange, Inc., Cboe EDGX Exchange, Inc., Chicago
Release Number
34-88406
SEC Issue Date
Federal Register Publish Date
Document Citation

85 FR 16408

Resources

Notice Rule: SEC Issued Version (pdf 738.85 KB)
Notice Rule: Federal Register Version

Title
Order Approving the Twentieth Amendment to the National Market System Plan To Address Extraordinary Market Volatility by Cboe BYX Exchange, Inc., Cboe BZX Exchange, Inc., Cboe EDGA Exchange, Inc., Cboe EDGX Exchange, Inc., Chicago Sto
Release Number
34-88704
SEC Issue Date
Federal Register Publish Date
Document Citation

85 FR 23383

Resources

Order Rule: SEC Issued Version (pdf 131.32 KB)
Order Rule: Federal Register Version

Title
Notice of Designation of a Longer Period for Commission Action on the Twenty-Third Amendment to the National Market System Plan to Address Extraordinary Market Volatility
Release Number
34-100127
SEC Issue Date

Resources

Notice Rule: SEC Issued Version (pdf 74.77 KB)

Title
Joint Industry Plan; Notice of Designation of a Longer Period for Commission Action on the Twenty-Third Amendment to the National Market System Plan to Address Extraordinary Market Volatility
Release Number
34-100556
SEC Issue Date

Resources

Notice Rule: SEC Issued Version (pdf 119.75 KB)

Title
Notice of Filing and Immediate Effectiveness of the Twenty-Sixth Amendment to the National Market System Plan to Address Extraordinary Market Volatility to Reflect the Name Change of Nasdaq BX, Inc. to Nasdaq Texas LLC
Release Number
34-105443
SEC Issue Date

Resources

Notice Rule: SEC Issued Version (pdf 191.25 KB)

Title
Notice of Filing of the Twenty-Seventh Amendment to the National Market System Plan to Address Extraordinary Market Volatility to Establish Temporary Price Band Protections in Overnight Trading
Release Number
34-105596
SEC Issue Date

Resources

Notice Rule: SEC Issued Version (pdf 957.85 KB)

Title
Order Granting Approval of the Twenty-Seventh Amendment to the National Market System Plan to Address Extraordinary Market Volatility to Establish Temporary Price Band Protections in Overnight Trading
Release Number
34-106042
SEC Issue Date

Resources

Order Rule: SEC Issued Version (pdf 191.57 KB)

Last Reviewed or Updated: Aug. 5, 2026