WHITESTONE REIT
COM · REIT · CUSIP 966084204
162
institutional holders
30.5m
shares reported held*
$258.4mreported value*
* Summed across managers. Shares that two managers' reports both contain – a subsidiary's holdings that its parent's report includes too, or a sub-adviser's in its client's – are counted once. Holder counts are more reliable. Implied quarter-end price ≈ $8.48. Options: 7 managers hold calls ($3.5m notional), 6 hold puts ($456.0k).
Biggest calls
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | — | $1.9m222.1k shares |
| CITADEL ADVISORS LLC | — | $995.0k117.6k shares |
| WOLVERINE TRADING, LLC | — | $317.0k37.5k shares |
| SIMPLEX TRADING, LLC | — | $131.0k15.5k shares |
| PEAK6 Investments LLC | — | $101.0k11.9k shares |
| GROUP ONE TRADING LLC | — | $57.0k6.7k shares |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | — | $00 shares |
Biggest puts
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | — | $163.0k19.3k shares |
| CITADEL ADVISORS LLC | — | $108.0k12.8k shares |
| SIMPLEX TRADING, LLC | — | $94.0k11.2k shares |
| PEAK6 Investments LLC | — | $90.0k10.6k shares |
| GROUP ONE TRADING LLC | — | $1.0k100 shares |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | — | $00 shares |
Options at notional value: the value of the shares the contracts control, as filers report them, not what the options cost. Not included in the holders, shares or buying above.
Major shareholders (over 5%)
Anyone who owns more than 5% of a class of the company's shares has to say so: on Schedule 13D if they may try to influence or control the company, on 13G if they're a passive investor, and update it as the stake changes. Each holder's latest filing, from 19 Dec 2024 on; percentages are of the share class, as the holder worked them out.
| Holder | Stake |
|---|---|
| BlackRock, Inc. 13G · institution filed 2025-07-17 | 14.1% |
| VANGUARD PORTFOLIO MANAGEMENT LLC 13G · institution new · filed 2026-04-29 | 5.9% |
Fell to 5% or below in the last year: MCB PR Capital LLC (0.0%, 2026-06-24), VANGUARD GROUP INC (0.0%, 2026-03-27; now reported by VANGUARD PORTFOLIO MANAGEMENT LLC)
Holders, Q3 2022
| Manager | Shares | Change |
|---|---|---|
| BlackRock Inc. 0.00% of their portfolio | 7.6m $64.5m | — |
| VANGUARD GROUP INC 0.00% of their portfolio | 3.0m $25.4m | — |
| Conversant Capital LLC 4.88% of their portfolio | 2.2m $18.8m | — |
| STATE STREET CORP 0.00% of their portfolio | 1.8m $14.9m | — |
| NEXPOINT ASSET MANAGEMENT, L.P. 0.91% of their portfolio | 1.6m $13.6m | — |
| GEODE CAPITAL MANAGEMENT, LLC 0.00% of their portfolio | 853.2k $7.2m | — |
| Hazelview Securities Inc. 0.97% of their portfolio | 717.7k $6.4m | — |
| MORGAN STANLEY 0.00% of their portfolio | 713.9k $6.0m | — |
| Nuveen Asset Management, LLC 0.00% of their portfolio | 685.8k $5.8m | — |
| DIMENSIONAL FUND ADVISORS LP 0.00% of their portfolio | 624.4k $5.3m | — |
| Bank of New York Mellon Corp 0.00% of their portfolio | 616.9k $5.2m | — |
| MILLENNIUM MANAGEMENT LLC 0.01% of their portfolio | 597.0k $5.1m | — |
| RENAISSANCE TECHNOLOGIES LLC 0.01% of their portfolio | 570.3k $4.8m | — |
| NORTHERN TRUST CORP 0.00% of their portfolio | 546.9k $4.6m | — |
| AQR CAPITAL MANAGEMENT LLC 0.01% of their portfolio | 450.9k $3.8m | — |
| KENNEDY CAPITAL MANAGEMENT LLC 0.11% of their portfolio | 438.7k $3.7m | — |
| AMERIPRISE FINANCIAL INC 0.00% of their portfolio | 396.7k $3.4m | — |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC 0.00% of their portfolio | 337.5k $2.9m | — |
| NORDEA INVESTMENT MANAGEMENT AB 0.00% of their portfolio | 317.5k $2.7m | — |
| First Eagle Investment Management, LLC 0.01% of their portfolio | 287.2k $2.4m | — |
| PRINCIPAL FINANCIAL GROUP INC 0.00% of their portfolio | 287.0k $2.4m | — |
| TWO SIGMA ADVISERS, LP 0.01% of their portfolio | 257.5k $2.2m | — |
| BOOTHBAY FUND MANAGEMENT, LLC 0.07% of their portfolio | 251.2k $2.1m | — |
| Invesco Ltd. 0.00% of their portfolio | 204.6k $1.7m | — |
| GOLDMAN SACHS GROUP INC 0.00% of their portfolio | 196.4k $1.7m | — |
| TWO SIGMA INVESTMENTS, LP 0.01% of their portfolio | 175.4k $1.5m | — |
| WELLS FARGO & COMPANY/MN 0.00% of their portfolio | 175.3k $1.5m | — |
| AXA S.A. 0.00% of their portfolio | 174.0k $1.5m | — |
| CenterBook Partners LP 0.28% of their portfolio | 172.9k $1.5m | — |
| JPMORGAN CHASE & CO 0.00% of their portfolio | 170.4k $1.4m | — |
| PRUDENTIAL FINANCIAL INC 0.00% of their portfolio | 164.3k $1.4m | — |
| RHUMBLINE ADVISERS 0.00% of their portfolio | 152.0k $1.3m | — |
| STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM 0.00% of their portfolio | 144.7k $1.2m | — |
| JACOBS LEVY EQUITY MANAGEMENT, INC 0.01% of their portfolio | 140.4k $1.2m | — |
| Swiss National Bank 0.00% of their portfolio | 110.0k $931.0k | — |
| Legal & General Group Plc 0.00% of their portfolio | 108.1k $915.0k | — |
| NEW YORK STATE TEACHERS RETIREMENT SYSTEM 0.00% of their portfolio | 104.2k $881.0k | — |
| GLOBEFLEX CAPITAL L P 0.14% of their portfolio | 96.2k $814.0k | — |
| Garner Asset Management Corp 0.41% of their portfolio | 94.3k $797.0k | — |
| CORNERCAP INVESTMENT COUNSEL INC 0.15% of their portfolio | 91.0k $770.0k | — |
| Public Sector Pension Investment Board 0.01% of their portfolio | 85.5k $723.0k | — |
| VOYA INVESTMENT MANAGEMENT LLC 0.00% of their portfolio | 77.0k $651.3k | — |
| Asset Management One Co., Ltd. 0.00% of their portfolio | 74.7k $632.0k | — |
| Dakota Wealth Management 0.05% of their portfolio | 74.7k $632.0k | — |
| ROYAL BANK OF CANADA 0.00% of their portfolio | 65.8k $557.0k | — |
| VICTORY CAPITAL MANAGEMENT INC 0.00% of their portfolio | 64.8k $548.0k | — |
| FEDERATED HERMES, INC. 0.00% of their portfolio | 64.3k $544.0k | — |
| PRAXIS INVESTMENT MANAGEMENT INC 0.05% of their portfolio | 58.8k $498.0k | — |
| CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM 0.00% of their portfolio | 58.6k $496.0k | — |
| Cubist Systematic Strategies, LLC 0.00% of their portfolio | 57.4k $485.0k | — |
| CANADA LIFE ASSURANCE Co 0.00% of their portfolio | 56.5k $478.0k | — |
| CREDIT SUISSE AG/ 0.00% of their portfolio | 56.5k $478.0k | — |
| TEACHER RETIREMENT SYSTEM OF TEXAS 0.00% of their portfolio | 55.7k $472.0k | — |
| ADVISORY RESEARCH INC 0.05% of their portfolio | 55.2k $467.0k | — |
| State of Alaska, Department of Revenue 0.01% of their portfolio | 55.1k $464.0k | — |
| BANK OF AMERICA CORP /DE/ 0.00% of their portfolio | 53.1k $449.0k | — |
| Sumitomo Mitsui Trust Group, Inc. 0.00% of their portfolio | 52.4k $444.0k | — |
| Jump Financial, LLC 0.02% of their portfolio | 51.6k $436.0k | — |
| Schonfeld Strategic Advisors LLC 0.00% of their portfolio | 50.5k $427.0k | — |
| Oliver Luxxe Assets LLC 0.13% of their portfolio | 49.7k $421.0k | — |
| PRICE T ROWE ASSOCIATES INC /MD/ 0.00% of their portfolio | 49.3k $418.0k | — |
| STRS OHIO 0.00% of their portfolio | 48.2k $407.0k | — |
| Thrivent Financial for Lutherans 0.00% of their portfolio | 48.0k $406.0k | — |
| STIFEL FINANCIAL CORP 0.00% of their portfolio | 45.2k $383.0k | — |
| NOMURA ASSET MANAGEMENT CO LTD 0.00% of their portfolio | 43.9k $371.4k | — |
| NISA INVESTMENT ADVISORS, LLC 0.00% of their portfolio | 43.2k $370.0k | — |
| COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS 0.00% of their portfolio | 42.3k $358.0k | — |
| YOUSIF CAPITAL MANAGEMENT, LLC 0.00% of their portfolio | 37.6k $318.0k | — |
| Clarus Group, Inc. 0.29% of their portfolio | 37.2k $314.0k | — |
| ALLIANCEBERNSTEIN L.P. 0.00% of their portfolio | 36.9k $312.0k | — |
| COMERICA BANK 0.00% of their portfolio | 35.4k $308.0k | — |
| LPL Financial LLC 0.00% of their portfolio | 33.9k $287.0k | — |
| COMMONWEALTH EQUITY SERVICES, LLC 0.00% of their portfolio | 33.9k $286.0k | — |
| Larson Financial Group LLC 0.04% of their portfolio | 33.7k $285.0k | — |
| TEXAS PERMANENT SCHOOL FUND CORP 0.00% of their portfolio | 33.4k $282.0k | — |
| BNP PARIBAS FINANCIAL MARKETS 0.00% of their portfolio | 33.2k $280.9k | — |
| VIRGINIA RETIREMENT SYSTEMS ET Al 0.00% of their portfolio | 33.1k $280.0k | — |
| Lido Advisors, LLC 0.01% of their portfolio | 32.7k $276.0k | — |
| PANAGORA ASSET MANAGEMENT INC 0.00% of their portfolio | 31.6k $267.0k | — |
| State of Tennessee, Department of Treasury 0.00% of their portfolio | 30.6k $258.0k | — |
| NEW YORK STATE COMMON RETIREMENT FUND 0.00% of their portfolio | 29.6k $251.0k | — |
| Ridgewood Investments LLC 0.21% of their portfolio | 29.4k $249.0k | — |
| ALGERT GLOBAL LLC 0.01% of their portfolio | 27.3k $231.0k | — |
| AMERICAN INTERNATIONAL GROUP, INC. 0.00% of their portfolio | 25.6k $217.0k | — |
| MetLife Investment Management, LLC 0.00% of their portfolio | 24.8k $209.7k | — |
| TIAA, FSB 0.00% of their portfolio | 23.9k $202.0k | — |
| Worth Venture Partners, LLC 0.13% of their portfolio | 23.9k $202.0k | — |
| Squarepoint Ops LLC 0.00% of their portfolio | 23.8k $201.0k | — |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP 0.00% of their portfolio | 23.1k $195.0k | — |
| SIMPLEX TRADING, LLC 0.01% of their portfolio | 22.5k $190.0k | — |
| STEPHENS INC /AR/ 0.00% of their portfolio | 22.4k $190.0k | — |
| CITIGROUP INC 0.00% of their portfolio | 22.4k $189.0k | — |
| Louisiana State Employees Retirement System 0.01% of their portfolio | 22.2k $188.0k | — |
| DEUTSCHE BANK AG\ 0.00% of their portfolio | 21.4k $180.0k | — |
| HRT FINANCIAL LP 0.00% of their portfolio | 21.1k $178.0k | — |
| AMALGAMATED BANK 0.00% of their portfolio | 20.9k $177.0k | — |
| Mitsubishi UFJ Asset Management Co., Ltd. 0.00% of their portfolio | 20.2k $171.0k | — |
| Mirae Asset Global Investments Co., Ltd. 0.00% of their portfolio | 20.2k $171.0k | — |
| PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO 0.00% of their portfolio | 19.6k $166.0k | — |
| MANUFACTURERS LIFE INSURANCE COMPANY, THE 0.00% of their portfolio | 19.2k $162.3k | — |