13F

Stock

Spok Hldgs Inc

Ticker not mapped · held by 138 managers

Reported value

$111M

Holders

138

+20 new · −17 exited

Holders’ est. mark

−$18.1M

Price effect on 114 books still in the name

Largest holder

$18.3M

BlackRock, Inc.

Notable conviction

Share of each notable manager’s 13F book.

Holder count by quarter

Who holds it

Notable only
InvestorSharesValueEst. markChange
BlackRock, Inc.1.68M$18.3M−$3.84MCut−$5.47M
Renaissance Technologies1.26M$13.8M−$2.85MCut−$2.69M
VANGUARD CAPITAL MANAGEMENT LLC859.5K$9.37MHeld
DIMENSIONAL FUND ADVISORS LP715.9K$7.8M−$1.61MCut−$1.48M
GEODE CAPITAL MANAGEMENT, LLC545.7K$5.95M−$1.25MCut−$1.95M
State Street461.8K$5.03M−$1.02MCut−$861.4K
HighTower Advisors, LLC381.8K$4.16M−$874.4KCut−$881.7K
VANGUARD PORTFOLIO MANAGEMENT LLC265K$2.89MHeld
GOLDMAN SACHS GROUP INC219.6K$2.39M−$502.8KCut−$2.39M
Bank of New York Mellon Corp217.8K$2.37M−$487.3KCut−$433K
NORTHERN TRUST CORP216.5K$2.36M−$495.9KCut−$503.2K
Uniplan Investment Counsel, Inc.209.6K$2.28M−$368.7KAdded$161.1K
Qube Research & Technologies Ltd172.1K$1.88M−$394KCut−$473.6K
MORGAN STANLEY159.8K$1.74M−$366KCut−$601.7K
Connor, Clark & Lunn Investment Management Ltd.144.9K$1.58M−$331.7KCut−$1.02M
VANGUARD FIDUCIARY TRUST CO129.2K$1.41MHeld
Trexquant Investment LP128.9K$1.4M−$295.1KCut−$846.4K
North Star Investment Management Corp.122K$1.33M−$279.4KCut−$279.4K
JACOBS LEVY EQUITY MANAGEMENT, INC116.8K$1.27M−$267.5KCut−$295.9K
MARSHALL WACE, LLP112.8K$1.23MNew
UNITED CAPITAL FINANCIAL ADVISORS, LLC104.7K$1.14MNew
Point72 Asset Management, L.P.89.6K$976.9K−$42.9KAdded$730K
D. E. Shaw & Co., Inc.89.5K$975K−$161.7KAdded$43.4K
JANE STREET GROUP, LLC86.5K$943.1K−$31.5KAdded$761.6K
PANAGORA ASSET MANAGEMENT INC78.3K$853.4K−$179.3KCut−$374.4K
FIDELIS CAPITAL PARTNERS, LLC75K$817.5KNew
Nuveen, LLC73.3K$799.4K−$166.8KCut−$161.1K
JPMORGAN CHASE & CO69.7K$783.3K−$135.9KCut−$427.8K
Numerai GP LLC69K$752.3KNew
FIRST TRUST ADVISORS LP65.5K$713.9K−$149.1KCut−$145K
Engineers Gate Manager LP64.1K$698.3K−$83.3KAdded$218.8K
CHARLES SCHWAB INVESTMENT MANAGEMENT INC56K$610.8K−$128.3KCut−$193.7K
Campbell & CO Investment Adviser LLC50.9K$554.5K−$112.3KCut−$92.3K
Keebeck Wealth Management50K$545K−$91.6KAdded$17.4K
Man Group plc48.3K$526.7K−$60.5KAdded$178K
AMERICAN CENTURY COMPANIES INC43.4K$472.7K−$99.3KCut−$103.5K
Icahn Capital43.1K$470.1K−$37.5KAdded$254.3K
VICTORY CAPITAL MANAGEMENT INC42.8K$466.7K−$84.8KCut−$21.8K
HSBC HOLDINGS PLC41.5K$458.4K−$89.8KCut−$338.6K
Dynamic Technology Lab Private Ltd37.5K$409.2KNew
MILLENNIUM MANAGEMENT LLC37.2K$405K−$85.1KCut−$1.25M
ALLIANCEBERNSTEIN L.P.28.2K$371.4K$0Added$52.8K
RHUMBLINE ADVISERS31.2K$340K−$71.4KCut−$75.9K
Invesco Ltd.30.5K$332.2K−$69.8KCut−$75.8K
UBS Group AG29K$316.3K−$66.5KCut−$434.9K
BRIDGEWAY CAPITAL MANAGEMENT, LLC26.6K$289.9KNew
BANK OF AMERICA CORP /DE/26.5K$289.2K−$60.7KCut−$192.1K
Quantinno Capital Management LP26.1K$285K−$59.9KCut−$938K
MARTINGALE ASSET MANAGEMENT L P23K$251K−$52.7KCut−$61.6K
STATE OF WISCONSIN INVESTMENT BOARD20.3K$221.3K−$25.4KAdded$74.9K
TWO SIGMA INVESTMENTS, LP19.9K$216.9K−$45.6KCut−$608.6K
Cambria Investment Management, L.P.19.7K$215.2K−$27.8KAdded$54.9K
WELLS FARGO & COMPANY/MN19K$207K−$43.5KCut−$183.9K
Hennion & Walsh Asset Management, Inc.18.7K$203.9K−$42.8KCut−$44.7K
OCCUDO QUANTITATIVE STRATEGIES LP18.9K$202.6K−$33.8KAdded$24.1K
DEUTSCHE BANK AG\18K$195.9K−$30.1KAdded$22.4K
Citadel17.8K$193.7K−$40.7KCut−$461.7K
Aquatic Capital Management LLC17.3K$189K−$11.4KAdded$123.5K
AMERIPRISE FINANCIAL INC16.9K$184K−$38.7KCut−$79.9K
Significant Wealth Partners LLC16.7K$181.8K−$33.9KCut−$13.3K
BARCLAYS PLC15.3K$167K−$35.1KCut−$420.2K
Empowered Funds, LLC15.2K$165.7KNew
CANADA PENSION PLAN INVESTMENT BOARD15.2K$165.7K−$34.8KCut−$34.8K
Fidelity15K$163.8K−$34.4KCut−$1.51M
EntryPoint Capital, LLC14.8K$161.9KNew
Magnetar Financial LLC13.9K$151.6K−$31.8KCut−$131.8K
SUSQUEHANNA INTERNATIONAL GROUP, LLP13.1K$142.4KNew
Squarepoint Ops LLC12.5K$136K−$28.6KCut−$76.5K
Brady Martz Wealth Solutions, LLC12.2K$133.2KNew
Focus Partners Advisor Solutions, LLC12.1K$132KNew
Quadrature Capital Ltd11.4K$123.9KNew
PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO10.7K$116.3K−$24.4KCut−$24.4K
Grantham, Mayo, Van Otterloo & Co. LLC10.5K$114.2K−$24KCut−$48.2K
AXQ CAPITAL, LP10.3K$112.1KNew
Redhawk Wealth Advisors, Inc.10.1K$110.5KNew
OXFORD ASSET MANAGEMENT LLP10K$109.2K−$22.9KCut−$27.3K
State of Wyoming10K$109.1K−$8.81KAdded$58.4K
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.9.68K$105.5K−$21.6KCut−$19K
Vanguard Global Advisers, LLC8.99K$98KHeld
Russell Investments Group, Ltd.7.85K$85.6K−$8.56KAdded$36.3K
VIRTUS ADVISERS, LLC7.13K$77.7K−$16.3KCut−$115.7K
Truvestments Capital LLC7.01K$76.5K−$16.1KCut−$40K
Police & Firemen's Retirement System of New Jersey6.6K$71.9K−$15.1KCut−$15.1K
MetLife Investment Management, LLC6.47K$70.5K−$14.8KCut−$75.2K
CWM, LLC5.87K$64K$9.33KAdded$64K
New Age Alpha Advisors, LLC5.86K$63.8K−$13.4KCut−$13.4K
Triumph Capital Management5.5K$60K−$11KCut−$3.36K
BNP PARIBAS FINANCIAL MARKETS4.39K$47.8K−$10.1KCut−$14K
Tower Research Capital LLC (TRC)4.17K$45.4K−$6.19KAdded$9.79K
Legal & General Group Plc3.95K$43.1K−$9.06KCut−$9.05K
Rockefeller Capital Management L.P.2.74K$29.9K−$1.26KAdded$22.7K
Ameritas Investment Partners, Inc.2.08K$22.7K−$4.76KCut−$4.76K
Larson Financial Group LLC2K$21.8K−$4.58KCut−$4.58K
SBI Securities Co., Ltd.1.86K$20.6K−$3.72KCut−$2.48K
CITIGROUP INC1.63K$17.7K−$3.73KCut−$75K
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM1.1K$12K−$2.52KCut−$4.5K
McIlrath & Eck, LLC1.03K$11.2K−$2.36KCut−$7.89K
NISA INVESTMENT ADVISORS, LLC792$8.63K−$1.81KCut−$1.81K
ROYAL BANK OF CANADA756$8K−$1.75KCut−$32K
Sterling Capital Management LLC674$7.35K−$1.54KCut−$8.14K
PNC Financial Services Group, Inc.550$6K−$174Added$4.99K
GAMMA Investing LLC472$5.14K−$1.08KCut−$19.1K
NEW YORK STATE COMMON RETIREMENT FUND450$4.91K−$1.03KCut−$1.03K
HARBOUR INVESTMENTS, INC.320$3.49K−$275Added$1.91K
CSM Advisors, LLC213.1K$2.32K−$490Cut−$1.15K
Geneos Wealth Management Inc.200$2.18K−$458Cut−$458
Optiver Holding B.V.162$1.77K−$371Cut−$1.74K
JONES FINANCIAL COMPANIES LLLP150$1.66K−$316Cut−$2.47K
OSAIC HOLDINGS, INC.150$1.64K−$343Cut−$2.98K
Farther Finance Advisors, LLC137$1.52K−$288Cut−$1.24K
Allworth Financial LP129$1.41K−$21Added$1.29K
Steward Partners Investment Advisory, LLC100$1.09K−$229Cut−$229
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC97$1.06K−$222Cut−$763
Versant Capital Management, Inc89$970−$204Cut−$86.7K
GSA CAPITAL PARTNERS LLP85.8K$935−$92Added$407
MAI Capital Management84$916−$55Added$599
ROTHSCHILD INVESTMENT LLC74$807−$4Added$781
TD Waterhouse Canada Inc.68$749−$149Cut−$149
JPL Wealth Management, LLC55$600New
Essential Partners LLC53$578−$7Added$538
Godfrey Financial Associates, Inc.50$545−$115Cut−$115
EverSource Wealth Advisors, LLC49$535−$109Cut−$98
IFP Advisors, Inc49$534−$64Added$165
HUNTINGTON NATIONAL BANK40$436New
Sound Income Strategies, LLC29$322New
Arax Advisory Partners27$294−$37Added$83
QUADRANT CAPITAL GROUP LLC20$218−$46Cut−$139
SIMPLEX TRADING, LLC19$207−$44Cut−$716
FIFTH THIRD BANCORP16$174−$37Cut−$37
PRICE T ROWE ASSOCIATES INC /MD/14.8K$162−$24Added$20
Wealth Preservation Advisors, LLC13$142New
SJS Investment Consulting Inc.10$109New
True Wealth Design, LLC7$77−$15Cut−$517
CANADA LIFE ASSURANCE Co2.56K$28−$6Cut−$5
Sunbelt Securities, Inc.2$22New
State of Alaska, Department of Revenue653$7−$1Cut−$1
Covestor Ltd542$6−$2Cut−$1
Capital Advisors, Ltd. LLC65$1$0Held

Who left

Positions as of Q1 2026. 13F filings arrive up to 45 days after quarter-end and omit shorts. Values are quarter-end marks, as filed. Estimated mark is the price effect on shares still held — not realized P&L or investment advice.