What does CUSIP 84863T106 represent in this 13F holders report?

CUSIP 84863T106 is the security identifier for SPOK - Spok Holdings, Inc - Common Stock used to aggregate holder disclosures.

How many institutions held SPOK - Spok Holdings, Inc - Common Stock in Q4 2022?

77 institutional investors reported SPOK - Spok Holdings, Inc - Common Stock for Q4 2022. Use the holders table for investor-level position and value details.

Spok Holdings, Inc - Common Stock (SPOK)

CUSIP: 84863T106

Q4 2022 13F Holders as of 31 Dec 2022

Type / Class: Equity / Common Stock
Shares outstanding: 20,597,466
Total 13F shares: 10,093,279
Share change: +1,121,328
Total reported value: $82,642,498
Put/Call ratio: 310%
Price per share: $8.19
Number of holders: 77
Value change: +$9,298,388
Number of buys: 46
Number of sells: 25

Quarterly Holders Quick Answers

What is CUSIP 84863T106?
CUSIP 84863T106 identifies SPOK - Spok Holdings, Inc - Common Stock in SEC institutional holdings data.

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Explore More Reporting Periods

Jump to adjacent filing periods for faster comparison and easier crawl discovery.

Newer quarter: Q1 2023
Previous quarter: Q3 2022

Recent filing periods for CUSIP 84863T106:

Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024 Q2 2024

Top shareholders of SPOK - Spok Holdings, Inc - Common Stock (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.

Methodology: rows are grouped by holder and ranked by the holder's primary source value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

Holder	Source	Role / Reporting	Ownership %	Shares	Holdings Value	12M Net Δ	As of	Details
RENAISSANCE TECHNOLOGIES LLC	13F	Company	5.5%	1,132,030	$8,649,000	—	30 Sep 2022	13F
DIMENSIONAL FUND ADVISORS LP	13F	Company	5.4%	1,115,544	$8,521,000	—	30 Sep 2022	13F
MORGAN STANLEY	13F	Company	4.1%	843,244	$6,443,000	—	30 Sep 2022	13F
VANGUARD GROUP INC	13F	Company	3.7%	766,012	$5,852,000	—	30 Sep 2022	13F
Man Group plc	13F	Company	3.5%	723,925	$5,531,000	—	30 Sep 2022	13F
Foundry Partners, LLC	13F	Company	2.5%	521,240	$3,982,000	—	30 Sep 2022	13F
BlackRock Finance, Inc.	13F	Company	2.3%	479,131	$3,661,000	—	30 Sep 2022	13F
FULLER & THALER ASSET MANAGEMENT, INC.	13F	Company	1.1%	233,875	$1,787,000	—	30 Sep 2022	13F
MILLENNIUM MANAGEMENT LLC	13F	Company	1%	213,089	$1,628,000	—	30 Sep 2022	13F
TWO SIGMA ADVISERS, LP	13F	Company	1%	207,800	$1,588,000	—	30 Sep 2022	13F
Brian Oreilly	3/4/5	Director	— mixed-class rows	102,255 mixed-class rows	$1,555,237	—	20 Jul 2021	3/4/5
FRANKLIN RESOURCES INC	13F	Company	0.99%	202,951	$1,551,000	—	30 Sep 2022	13F
Bank of New York Mellon Corp	13F	Company	0.96%	196,963	$1,505,000	—	30 Sep 2022	13F
TWO SIGMA INVESTMENTS, LP	13F	Company	0.94%	193,882	$1,481,000	—	30 Sep 2022	13F
GEODE CAPITAL MANAGEMENT, LLC	13F	Company	0.9%	184,575	$1,410,000	—	30 Sep 2022	13F
Matthew Oristano	3/4/5	Director	— class O/S missing	82,340	$1,274,623	—	26 Jul 2022	3/4/5
JACOBS LEVY EQUITY MANAGEMENT, INC	13F	Company	0.8%	163,778	$1,251,000	—	30 Sep 2022	13F
HighTower Advisors, LLC	13F	Company	0.74%	152,140	$1,158,000	—	30 Sep 2022	13F
Royce Yudkoff	3/4/5	Director	— class O/S missing	68,125	$1,054,575	—	26 Jul 2022	3/4/5
BRIDGEWAY CAPITAL MANAGEMENT, LLC	13F	Company	0.67%	137,916	$1,054,000	—	30 Sep 2022	13F
PRELUDE CAPITAL MANAGEMENT, LLC	13F	Company	0.61%	126,244	$965,000	—	30 Sep 2022	13F
HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND	13F	Company	0.61%	124,800	$953,000	—	30 Sep 2022	13F
KENNEDY CAPITAL MANAGEMENT LLC	13F	Company	0.57%	116,792	$892,000	—	30 Sep 2022	13F
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP	13F	Company	0.44%	90,044	$688,000	—	30 Sep 2022	13F
Nathaniel Blair Butterfield	3/4/5	Director	— class O/S missing	40,550	$627,714	—	26 Jul 2022	3/4/5
Granite Point Capital Management, L.P.	13F	Company	0.36%	75,000	$573,000	—	30 Sep 2022	13F
Formidable Asset Management, LLC	13F	Company	0.35%	71,560	$547,000	—	30 Sep 2022	13F
Tidal Investments LLC	13F	Company	0.35%	71,560	$547,000	—	30 Sep 2022	13F
NORTHERN TRUST CORP	13F	Company	0.34%	69,939	$534,000	—	30 Sep 2022	13F
Stacia Hylton	3/4/5	Director	— class O/S missing	33,359	$516,397	—	26 Jul 2022	3/4/5
Connor, Clark & Lunn Investment Management Ltd.	13F	Company	0.33%	67,555	$516,000	—	30 Sep 2022	13F
Prosight Management, LP	13F	Company	0.32%	65,000	$497,000	—	30 Sep 2022	13F
GOLDMAN SACHS GROUP INC	13F	Company	0.29%	59,431	$454,000	—	30 Sep 2022	13F
STATE STREET CORP	13F	Company	0.29%	59,054	$451,000	—	30 Sep 2022	13F
Grantham, Mayo, Van Otterloo & Co. LLC	13F	Company	0.28%	57,178	$437,000	—	30 Sep 2022	13F
Invesco Ltd.	13F	Company	0.23%	47,201	$361,000	—	30 Sep 2022	13F
BLAIR WILLIAM & CO/IL	13F	Company	0.19%	39,878	$305,000	—	30 Sep 2022	13F
BARCLAYS PLC	13F	Company	0.19%	38,450	$294,000	—	30 Sep 2022	13F
Allspring Global Investments Holdings, LLC	13F	Company	0.18%	36,300	$277,000	—	30 Sep 2022	13F
BANK OF AMERICA CORP /DE/	13F	Company	0.15%	30,451	$233,000	—	30 Sep 2022	13F
ROYAL BANK OF CANADA	13F	Company	0.12%	24,600	$188,000	—	30 Sep 2022	13F
Engineers Gate Manager LP	13F	Company	0.11%	22,951	$175,000	—	30 Sep 2022	13F
RBF Capital, LLC	13F	Company	0.1%	20,000	$153,000	—	30 Sep 2022	13F
CITADEL ADVISORS LLC	13F	Company	0.09%	19,186	$147,000	—	30 Sep 2022	13F
Qube Research & Technologies Ltd	13F	Company	0.09%	18,368	$140,000	—	30 Sep 2022	13F
Jump Financial, LLC	13F	Company	0.07%	14,700	$112,000	—	30 Sep 2022	13F
Personal Capital Advisors Corp	13F	Company	0.07%	13,825	$106,000	—	30 Sep 2022	13F
Walleye Capital LLC	13F	Company	0.06%	12,731	$97,000	—	30 Sep 2022	13F
Hillsdale Investment Management Inc.	13F	Company	0.06%	12,400	$95,000	—	30 Sep 2022	13F
TOCQUEVILLE ASSET MANAGEMENT L.P.	13F	Company	0.05%	10,500	$80,000	—	30 Sep 2022	13F

Institutional Holders of Spok Holdings, Inc - Common Stock (SPOK) as of Q4 2022

As of 31 Dec 2022, Spok Holdings, Inc - Common Stock (SPOK) was held by 77 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 10,093,279 shares. The largest 10 holders included RENAISSANCE TECHNOLOGIES LLC, DIMENSIONAL FUND ADVISORS LP, VANGUARD GROUP INC, Man Group plc, Foundry Partners, LLC, BlackRock Inc., ARROWSTREET CAPITAL, LIMITED PARTNERSHIP, Penn Mutual Asset Management, LLC, TWO SIGMA INVESTMENTS, LP, and TWO SIGMA ADVISERS, LP. This page lists 77 institutional shareholders reporting positions in this security for the Q4 2022 filing period.

Investor	Option	Weight %	Change %	Value $	* Price	Shares	Share Change	Activity	Report Period

Compare Q4 2022 vs Q3 2022 Across Filers

Q3 2022 holders

Q4 2022 holders

Holder diff

Investor	Q3 2022 Shares	Q4 2022 Shares	Share Diff	Share Chg %	Q3 2022 Value $	Q4 2022 Value $	Value Diff $	Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend

* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.