Sorry, available market cap data for Birks (BGI) starts on July 2, 2001. Birks (BGI) has a market capitalization of $21.9M, based on 19.59M shares at a price of $1.12 (down 0.9% on Friday).

DATE	OPEN	HIGH	LOW	CLOSE	VOLUME
December 31 1987	$43.45	$43.45	$41.53	$43.45	1,115
December 30 1987	$42.81	$43.45	$41.53	$42.81	1,487
December 29 1987	$44.09	$44.09	$39.61	$44.09	1,154
December 28 1987	$40.25	$40.25	$38.34	$40.25	2,035
December 24 1987	$38.98	$38.98	$38.34	$38.98	509
December 23 1987	$38.98	$38.98	$38.34	$38.98	3,169
December 22 1987	$38.34	$38.34	$37.06	$38.34	2,582
December 21 1987	$38.34	$38.34	$38.34	$38.34	2,817
December 18 1987	$38.98	$38.98	$38.34	$38.98	606
December 17 1987	$38.34	$38.34	$35.14	$38.34	2,739
December 16 1987	$35.14	$35.78	$35.14	$35.14	646
December 15 1987	$35.78	$35.78	$34.50	$35.78	939
December 14 1987	$34.50	$35.78	$33.22	$34.50	763
December 11 1987	$33.22	$33.22	$33.22	$33.22	1,174
December 10 1987	$33.22	$33.86	$33.22	$33.22	1,017
December 09 1987	$33.86	$33.86	$32.59	$33.86	39
December 08 1987	$33.22	$33.22	$31.95	$33.22	176
December 07 1987	$32.59	$32.59	$31.31	$32.59	2,015
December 04 1987	$32.59	$32.59	$32.59	$32.59	1,780
December 03 1987	$32.59	$32.59	$32.59	$32.59	1,017
December 02 1987	$32.59	$33.86	$32.59	$32.59	587
December 01 1987	$33.22	$33.86	$32.59	$33.22	783
November 30 1987	$35.14	$35.14	$33.22	$35.14	352
November 27 1987	$33.86	$33.86	$33.86	$33.86	333
November 25 1987	$33.86	$33.86	$32.59	$33.86	6,300