Security key
84863T106
- Security type / class
- Equity / Common Stock
- Total 13F shares
- 8,931,950
- Total 13F value
- $68,237,764
- Share change
- -911,627
- Put/Call ratio
- 21%
- SEC-reported price per share
- $7.64
- Number of holders
- 57
- Value change
- -$3,990,562
- Number of buys
- 29
- Number of sells
- 22
- Shares outstanding
- 20,597,466
Holder snapshot
7 signals
Open additional details 1 more signal available
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q3 2022
Institutions
57
Top holders
10
SPOK full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q3 2026
Spok Holdings, Inc SEC filings
Spok Holdings, Inc company facts
Broader feeds
Reporting periods
Holder history for CUSIP 84863T106
Recent filing periods:
Ownership snapshot
Top reported holders of SPOK - Spok Holdings, Inc - Common Stock (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
DIMENSIONAL FUND ADVISORS LP
Disclosed value leader
DIMENSIONAL FUND ADVISORS LP
Comparable rows
0/15
Latest evidence
26 Jul 2022
13F
3/4/5
Highest disclosed value: $8,065,000
15 rows are not safely comparable across share classes.
Showing 1-6 of 15 holder rows.
Quick read
DIMENSIONAL FUND ADVISORS LP has the largest disclosed position value at $8.06M.
0 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens DIMENSIONAL FUND ADVISORS LP's linked filing trail.
Disclosed position value
Top 5
DIMENSIONAL FUND ADVISORS LP
$8.06M
RENAISSANCE TECHNOLOGIES LLC
$7.53M
MORGAN STANLEY
$5.31M
VANGUARD GROUP INC
$5.07M
Western Standard LLC
$3.95M
Value bars compare disclosed positions; verify each figure against the linked filing evidence.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| DIMENSIONAL FUND ADVISORS LP |
13F
Company
|
—
denominator unverified
|
$8,065,000
1,280,008 shares
|
— | 30 Jun 2022 |
| RENAISSANCE TECHNOLOGIES LLC |
13F
Company
|
—
denominator unverified
|
$7,530,000
1,195,314 shares
|
— | 30 Jun 2022 |
| MORGAN STANLEY |
13F
Company
|
—
denominator unverified
|
$5,312,000
843,201 shares
|
— | 30 Jun 2022 |
| VANGUARD GROUP INC |
13F
Company
|
—
denominator unverified
|
$5,074,000
805,330 shares
|
— | 30 Jun 2022 |
| Western Standard LLC |
13F
Company
|
—
denominator unverified
|
$3,953,000
627,428 shares
|
— | 30 Jun 2022 |
| BlackRock Finance, Inc. |
13F
Company
|
—
denominator unverified
|
$2,924,000
464,191 shares
|
— | 30 Jun 2022 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
13F holder rows
Institutional holders as of Q3 2022
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
57
Shares
8,931,950
Rows available
57
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.
Compare Q3 2022 vs Q2 2022 Across Filers
Q2 2022 holders
55
Q3 2022 holders
57
Holder diff
2
| Investor | Q2 2022 Shares | Q3 2022 Shares | Share Diff | Share Chg % | Q2 2022 value | Q3 2022 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend