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Filing Details

Issuer

Cik	Name	Symbol	Sector (SIC)	IRS No
1034755	Brigham Exploration Co	BEXP	Crude Petroleum & Natural Gas (1311)	752692967

Insiders

Cik	Name	Reported Address	Insider Title	Director	Officer	Large Shareholder	Other
1214412	T David Brigham	6300 Bridge Point Pkwy., Bldg.2, Ste.500 Austin TX 78730	Executive V.p. Land & Admin.	Yes	Yes	No	No

Reported Non-Derivative Transactions

Sec. Name	Acquisiton - Disposition	Date	Amount	Price	Remaning Holdings	Equity Swap Involved	Form Type	Code	Nature of Ownership
Common Stock, Par Value $.01	Acquisiton	2010-11-08	48,000	$6.15	96,536	No	4	M	Direct
Common Stock, Par Value $.01	Acquisiton	2010-11-08	16,000	$5.08	112,536	No	4	M	Direct
Common Stock, Par Value $.01	Disposition	2010-11-08	64,000	$23.36	48,536	No	4	S	Direct

Equity Swap Involved	Form Type	Code	Nature of Ownership
No	4	M	Direct
No	4	M	Direct
No	4	S	Direct

Reported Derivative Transactions

Sec. Name	Sec. Type	Acquisiton - Disposition	Date	Amount	Price	Amount - 2	Price - 2
Common Stock, Par Value $.01 Per Share	Incentive Stock Option (right to buy)	Disposition	2010-11-08	48,000	$0.00	48,000	$6.15
Common Stock, Par Value $.01 Per Share	Incentive Stock Options (right to buy)	Disposition	2010-11-08	16,000	$0.00	16,000	$5.08

Remaning Holdings	Exercise Date	Expiration Date	Equity Swap Involved	Transaction Form Type	Transaction Code	Nature of Ownership
12,000	2007-09-14	2013-09-14	No	4	M	Direct
24,000	2009-10-10	2015-10-10	No	4	M	Direct

Reported Non-Derivative Holdings

Sec. Name	Remaning Holdings	Nature of Ownership	Explanation
Common Stock, Par Value $.01	88,400	Indirect	As Custodian

Footnotes

Exercise of employee stock options to purchase company stock pursuant to reporting person's existing 10b5-1 Trading Plan.
Sale of common stock acquired as a result of the exercise of employee stock options pursuant to the reporting person's existing 10b5-1 Trading Plan.
$23.3626 was the weighted average price for the reported transaction. The prices ranged from a low of $23.075 per share to a high of $23.54 per share. Upon request, the reporting person will provide to the SEC staff, the issuer or any security holder of the issuer full information regarding the number of shares sold at each specific price.
The options vest in five equal annual installments beginning 9/14/2007.
The options vest in five equal annual installments beginning 10/10/2009.
Shares held as custodian under the Texas Uniform Transfers to Minors Act for the children of Ben M. Brigham and Anne L. Brigham.