Form SC 13G/A - Statement of Beneficial Ownership by Certain Investors: [Amend]
SEC Accession No. 0000932471-16-010770
Filing Date
2016-02-10
Accepted
2016-02-10 09:17:54
Documents
1

Document Format Files

Seq Description Document Type Size
1 pioneerenergyservicescorp.htm SC 13G/A 38286
  Complete submission text file 0000932471-16-010770.txt   40105
Mailing Address PO BOX 2600 V26 VALLEY FORGE PA 19482-2600
Business Address PO BOX 2600 V26 VALLEY FORGE PA 19482-2600 6106691000
VANGUARD GROUP INC (Filed by) CIK: 0000102909 (see all company filings)

EIN.: 231945930 | State of Incorp.: PA | Fiscal Year End: 1231
Type: SC 13G/A

Mailing Address 1250 N.E. LOOP 410 SUITE 1000 SAN ANTONIO TX 78209
Business Address 1250 N.E. LOOP 410 SUITE 1000 SAN ANTONIO TX 78209 2108287689
PIONEER ENERGY SERVICES CORP (Subject) CIK: 0000320575 (see all company filings)

EIN.: 742088619 | State of Incorp.: TX | Fiscal Year End: 1231
Type: SC 13G/A | Act: 34 | File No.: 005-33018 | Film No.: 161402458
SIC: 1381 Drilling Oil & Gas Wells