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Form SC 13D/A - General statement of acquisition of beneficial ownership: [Amend]
SEC Accession No. 0000902664-22-003434
Filing Date
2022-06-29
Accepted
2022-06-29 16:45:37
Documents
1

Document Format Files

Seq Description Document Type Size
1 SPOK HOLDINGS, INC. p22-1703sc13da.htm SC 13D/A 52332
  Complete submission text file 0000902664-22-003434.txt   54089
Mailing Address 767 3RD AVENUE, 6TH FLOOR NEW YORK NY 10017
Business Address 767 3RD AVENUE, 6TH FLOOR NEW YORK NY 10017 949-480-8300
ACACIA RESEARCH CORP (Filed by) CIK: 0000934549 (see all company filings)

IRS No.: 954405754 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13D/A
SIC: 6794 Patent Owners & Lessors

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 13D/A | Act: 34 | File No.: 005-80173 | Film No.: 221055199
SIC: 4812 Radiotelephone Communications