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Underlying Information
Description/Name	Berkshire Hathaway Inc (BRK A@NYSE)

Contract Information
Description/Name	BERKSHIRE HATHAWAY INC-CL A
Symbol	BRK A
Exchange	NYSE, AMEX, ARCA, BATS, BEX, BYX, DRCTEDGE, EDGEA, LTSE, MEMX, NYSEFLOOR, NYSENAT, PHLX, PSX
Contract Type	Stock
Country/Region	United States
Closing Price	727455
Currency	U.S. Dollar (USD)

Contract Identifiers
CONID	5222
ASSETID	IB21729
ISIN	US0846701086

Stock Features
Stock Type	Common

Margin Requirements
Initial Margin	Default
Maintenance Margin	Default
Short Margin	Default

American Stock Exchange (AMEX) Top
Local Name	BRK A
Local Class
Settlement Method
Exchange Website	http://www.amex.com
Trading Hours	Sun 00:00-00:00 Mon 07:00-20:00 Tue 07:00-20:00 Wed 07:00-20:00 Thu 07:00-20:00 Fri 07:00-20:00 Sat 00:00-00:00
Regular Trading Hours	Sun 00:00-00:00 Mon 09:30-16:00 Tue 09:30-16:00 Wed 09:30-16:00 Thu 09:30-16:00 Fri 00:00-00:00 Sat 00:00-00:00
Price Parameters	Range Increment price > 0 0.01
Size Parameters	Range Increment size > 1 1

NYSE Arca (ARCA) Top
Local Name	BRK A
Local Class
Settlement Method
Exchange Website	http://www.nyse.com/productservices/nysearcaequities/1156241406908.html
Trading Hours	Sun 00:00-00:00 Mon 04:00-20:00 Tue 04:00-20:00 Wed 04:00-20:00 Thu 04:00-20:00 Fri 04:00-20:00 Sat 00:00-00:00
Regular Trading Hours	Sun 00:00-00:00 Mon 09:30-16:00 Tue 09:30-16:00 Wed 09:30-16:00 Thu 09:30-16:00 Fri 00:00-00:00 Sat 00:00-00:00
Price Parameters	Range Increment price > 0 0.01
Size Parameters	Range Increment size > 1 1

BATS Trading (BATS) Top
Local Name	BRK A
Local Class
Settlement Method
Exchange Website	http://www.batstrading.com
Trading Hours	Sun 00:00-00:00 Mon 04:00-20:00 Tue 04:00-20:00 Wed 04:00-20:00 Thu 04:00-20:00 Fri 04:00-20:00 Sat 00:00-00:00
Regular Trading Hours	Sun 00:00-00:00 Mon 09:30-16:00 Tue 09:30-16:00 Wed 09:30-16:00 Thu 09:30-16:00 Fri 00:00-00:00 Sat 00:00-00:00
Price Parameters	Range Increment price > 0 0.01
Size Parameters	Range Increment size > 1 1

Boston Equities Exchange (BEX) Top
Local Name	BRK A
Local Class
Settlement Method
Exchange Website	http://www.bostonstock.com
Trading Hours	Sun 00:00-00:00 Mon 07:00-19:00 Tue 07:00-19:00 Wed 07:00-19:00 Thu 07:00-19:00 Fri 07:00-19:00 Sat 00:00-00:00
Regular Trading Hours	Sun 00:00-00:00 Mon 09:30-16:00 Tue 09:30-16:00 Wed 09:30-16:00 Thu 09:30-16:00 Fri 00:00-00:00 Sat 00:00-00:00
Price Parameters	Range Increment price > 0 0.01
Size Parameters	Range Increment size > 1 1

BATS Y Exchange (BYX) Top
Local Name	BRK A
Local Class
Settlement Method
Exchange Website
Trading Hours	Sun 00:00-00:00 Mon 07:00-20:00 Tue 07:00-20:00 Wed 07:00-20:00 Thu 07:00-20:00 Fri 07:00-20:00 Sat 00:00-00:00
Regular Trading Hours	Sun 00:00-00:00 Mon 09:30-16:00 Tue 09:30-16:00 Wed 09:30-16:00 Thu 09:30-16:00 Fri 00:00-00:00 Sat 00:00-00:00
Price Parameters	Range Increment price > 0 0.01
Size Parameters	Range Increment size > 1 1

Direct Edge ECN LLC (DRCTEDGE) Top
Local Name	BRK A
Local Class
Settlement Method
Exchange Website	http://www.directedge.com
Trading Hours	Sun 00:00-00:00 Mon 04:00-20:00 Tue 04:00-20:00 Wed 04:00-20:00 Thu 04:00-20:00 Fri 04:00-20:00 Sat 00:00-00:00
Regular Trading Hours	Sun 00:00-00:00 Mon 09:30-16:00 Tue 09:30-16:00 Wed 09:30-16:00 Thu 09:30-16:00 Fri 00:00-00:00 Sat 00:00-00:00
Price Parameters	Range Increment price > 0 0.01
Size Parameters	Range Increment size > 1 1

Direct Edge ECN (EDGEA) Top
Local Name	BRK A
Local Class
Settlement Method
Exchange Website	http://www.directedge.com
Trading Hours	Sun 00:00-00:00 Mon 07:00-20:00 Tue 07:00-20:00 Wed 07:00-20:00 Thu 07:00-20:00 Fri 07:00-20:00 Sat 00:00-00:00
Regular Trading Hours	Sun 00:00-00:00 Mon 09:30-16:00 Tue 09:30-16:00 Wed 09:30-16:00 Thu 09:30-16:00 Fri 00:00-00:00 Sat 00:00-00:00
Price Parameters	Range Increment price > 0 0.01
Size Parameters	Range Increment size > 1 1

[$exchangeLTSE] Top
Local Name	BRK A
Local Class
Settlement Method
Exchange Website
Trading Hours	Sun 00:00-00:00 Mon 08:00-17:00 Tue 08:00-17:00 Wed 08:00-17:00 Thu 08:00-17:00 Fri 08:00-17:00 Sat 00:00-00:00
Regular Trading Hours	Sun 00:00-00:00 Mon 09:30-16:00 Tue 09:30-16:00 Wed 09:30-16:00 Thu 09:30-16:00 Fri 00:00-00:00 Sat 00:00-00:00
Price Parameters	Range Increment price > 0 0.01
Size Parameters	Range Increment size > 1 1

[$exchangeMEMX] Top
Local Name	BRK A
Local Class
Settlement Method
Exchange Website
Trading Hours	Sun 00:00-00:00 Mon 04:00-20:00 Tue 04:00-20:00 Wed 04:00-20:00 Thu 04:00-20:00 Fri 04:00-20:00 Sat 00:00-00:00
Regular Trading Hours	Sun 00:00-00:00 Mon 09:30-16:00 Tue 09:30-16:00 Wed 09:30-16:00 Thu 09:30-16:00 Fri 00:00-00:00 Sat 00:00-00:00
Price Parameters	Range Increment price > 0 0.01
Size Parameters	Range Increment size > 1 1

New York Stock Exchange (NYSE) Top
Local Name	BRK A
Local Class
Settlement Method
Exchange Website	http://www.nyse.com
Trading Hours	Sun 00:00-00:00 Mon 09:30-16:00 Tue 09:30-16:00 Wed 09:30-16:00 Thu 09:30-16:00 Fri 09:30-16:00 Sat 00:00-00:00
Regular Trading Hours	Sun 00:00-00:00 Mon 09:30-16:00 Tue 09:30-16:00 Wed 09:30-16:00 Thu 09:30-16:00 Fri 00:00-00:00 Sat 00:00-00:00
Price Parameters	Range Increment price > 0 0.01
Size Parameters	Range Increment size > 1 1

[$exchangeNYSEFLOOR] Top
Local Name	BRK A
Local Class
Settlement Method
Exchange Website
Trading Hours	Sun 00:00-00:00 Mon 09:30-16:00 Tue 09:30-16:00 Wed 09:30-16:00 Thu 09:30-16:00 Fri 09:30-16:00 Sat 00:00-00:00
Price Parameters	Range Increment price > 0 0.01
Size Parameters	Range Increment size > 1 1

[$exchangeNYSENAT] Top
Local Name	BRK A
Local Class
Settlement Method
Exchange Website
Trading Hours	Sun 00:00-00:00 Mon 07:00-20:00 Tue 07:00-20:00 Wed 07:00-20:00 Thu 07:00-20:00 Fri 07:00-20:00 Sat 00:00-00:00
Regular Trading Hours	Sun 00:00-00:00 Mon 09:30-16:00 Tue 09:30-16:00 Wed 09:30-16:00 Thu 09:30-16:00 Fri 00:00-00:00 Sat 00:00-00:00
Price Parameters	Range Increment price > 0 0.01
Size Parameters	Range Increment size > 1 1

Philadelphia Stock Exchange (PHLX) Top
Local Name	BRK A
Local Class
Settlement Method
Exchange Website	http://www.phlx.com
Trading Hours	Sun 00:00-00:00 Mon 09:30-16:00 Tue 09:30-16:00 Wed 09:30-16:00 Thu 09:30-16:00 Fri 09:30-16:00 Sat 00:00-00:00
Regular Trading Hours	Sun 00:00-00:00 Mon 09:30-16:00 Tue 09:30-16:00 Wed 09:30-16:00 Thu 09:30-16:00 Fri 00:00-00:00 Sat 00:00-00:00
Price Parameters	Range Increment price > 0 0.01
Size Parameters	Range Increment size > 1 1

Nasdaq OMX PSX (PSX) Top
Local Name	BRK A
Local Class
Settlement Method
Exchange Website
Trading Hours	Sun 00:00-00:00 Mon 08:00-17:00 Tue 08:00-17:00 Wed 08:00-17:00 Thu 08:00-17:00 Fri 08:00-17:00 Sat 00:00-00:00
Regular Trading Hours	Sun 00:00-00:00 Mon 09:30-16:00 Tue 09:30-16:00 Wed 09:30-16:00 Thu 09:30-16:00 Fri 00:00-00:00 Sat 00:00-00:00
Price Parameters	Range Increment price > 0 0.01
Size Parameters	Range Increment size > 1 1