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Filing Detail
Form SC 13G/A - Statement of acquisition of beneficial ownership by individuals: [Amend]
SEC Accession No. 0001167674-13-000390
Filing Date
2013-02-11
Accepted
2013-02-11 17:07:23
Documents
1

Document Format Files

Seq Description Document Type Size
1 SCHEDULE 13G/A rrd390.htm SC 13G/A 50957
  Complete submission text file 0001167674-13-000390.txt   52615
Mailing Address 6300 BEE CAVE ROAD BUILDING ONE AUSTIN TX 78746
Business Address 6300 BEE CAVE ROAD BUILDING ONE AUSTIN TX 78746 (512) 306-7400
DIMENSIONAL FUND ADVISORS LP (Filed by) CIK: 0000354204 (see all company filings)

IRS No.: 222370029 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G/A
SIC: 0000

Mailing Address 6480 DOBBIN RD COLUMBIA MD 21045
Business Address 6480 DOBBIN RD COLUMBIA MD 21045 4107400081
MARTEK BIOSCIENCES CORP (Subject) CIK: 0000892025 (see all company filings)

IRS No.: 521399362 | State of Incorp.: DE | Fiscal Year End: 1031
Type: SC 13G/A | Act: 34 | File No.: 005-42613 | Film No.: 13592875
SIC: 2836 Biological Products, (No Diagnostic Substances)