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Form SC 13G/A - Statement of acquisition of beneficial ownership by individuals: [Amend]
SEC Accession No. 0000215457-19-002698
Filing Date
2019-01-31
Accepted
2019-01-31 14:47:44
Documents
1

Document Format Files

Seq Description Document Type Size
1 us84863t1060_013119.txt SC 13G/A 11407
  Complete submission text file 0000215457-19-002698.txt   13357
Mailing Address 6850 VERSAR CENTER, SUITE 420 SPRINGFIELD VA 22151
Business Address 6850 VERSAR CENTER, SUITE 420 SPRINGFIELD VA 22151 800-611-8488
Spok Holdings, Inc (Subject) CIK: 0001289945 (see all company filings)

IRS No.: 161694797 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G/A | Act: 34 | File No.: 005-80173 | Film No.: 19555455
SIC: 4812 Radiotelephone Communications
Office of Technology

Mailing Address 55 EAST 52ND STREET NEW YORK NY 10055
Business Address 55 EAST 52ND STREET NEW YORK NY 10055 212-810-5300
BlackRock Inc. (Filed by) CIK: 0001364742 (see all company filings)

IRS No.: 320174431 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G/A
SIC: 6211 Security Brokers, Dealers & Flotation Companies
Office of Finance