Institutional HoldersBeta
Who holds a company, from every 13F filed for the quarter, one row per filer exactly as filed, against the latest share count the company reported.
Share classes (cover page of the 10-Q filed 2026-08-12, as of 2026-08-01)
| Class | Listed | Shares outstanding | Held by 13F filers | % of class | Holders | CUSIP |
|---|---|---|---|---|---|---|
| Common stock | PLX · NYSEAMER | 80,571,642 | 14,458,617 | 17.9% | 101 | 74365A309 |
Each class is compared with its own share count; classes are not added together. A class that is not exchange-listed cannot be held by 13F filers.
Top holders (101 of 101 · 74365A309)
change vs 2026-03-31| # | Filer | Shares | % of class | Value | Change |
|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | 4,046,650 | 5.02% | $9.4M | +429,688 (+11.9%) |
| 2 | RENAISSANCE TECHNOLOGIES LLC | 1,096,000 | 1.36% | $2.6M | -128,800 (-10.5%) |
| 3 | STATE STREET CORP | 983,582 | 1.22% | $2.3M | +10,767 (+1.1%) |
| 4 | GEODE CAPITAL MANAGEMENT, LLC | 979,995 | 1.22% | $2.3M | +114,697 (+13.3%) |
| 5 | NORTHERN TRUST CORP | 922,340 | 1.14% | $2.1M | +36,892 (+4.2%) |
| 6 | VANGUARD PORTFOLIO MANAGEMENT LLC | 510,639 | 0.63% | $1.2M | +78,154 (+18.1%) |
| 7 | Stratos Wealth Partners, LTD. | 500,000 | 0.62% | $1.2M | — |
| 8 | DIMENSIONAL FUND ADVISORS LP | 493,424 | 0.61% | $1.1M | +196,581 (+66.2%) |
| 9 | GOLDMAN SACHS GROUP INC | 475,922 | 0.59% | $1.1M | +224,577 (+89.4%) |
| 10 | MARSHALL WACE, LLP | 452,757 | 0.56% | $1.1M | NEW |
| 11 | CITADEL ADVISORS LLC | 334,227 | 0.41% | $779K | NEW |
| 12 | STRS OHIO | 296,100 | 0.37% | $690K | NEW |
| 13 | Bank of New York Mellon Corp | 232,992 | 0.29% | $543K | +13,685 (+6.2%) |
| 14 | Main Street Financial Solutions, LLC | 214,100 | 0.27% | $499K | — |
| 15 | BRIDGEWAY CAPITAL MANAGEMENT, LLC | 189,100 | 0.23% | $441K | — |
| 16 | Hillsdale Investment Management Inc. | 185,711 | 0.23% | $433K | NEW |
| 17 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 180,381 | 0.22% | $420K | +21,070 (+13.2%) |
| 18 | MILLENNIUM MANAGEMENT LLC | 171,535 | 0.21% | $400K | NEW |
| 19 | AQR CAPITAL MANAGEMENT LLC | 167,826 | 0.21% | $391K | +137,333 (+450.4%) |
| 20 | LAZARD ASSET MANAGEMENT LLC | 165,561 | 0.21% | $386K | +78,944 (+91.1%) |
| 21 | UBS Group AG | 138,646 | 0.17% | $323K | -126,889 (-47.8%) |
| 22 | JPMORGAN CHASE & CO | 132,991 | 0.17% | $313K | +101,306 (+319.7%) |
| 23 | Nuveen, LLC | 90,188 | 0.11% | $210K | — |
| 24 | DEUTSCHE BANK AG\ | 77,537 | 0.10% | $181K | +2,552 (+3.4%) |
| 25 | VANGUARD FIDUCIARY TRUST CO | 70,277 | 0.09% | $164K | +6,926 (+10.9%) |
| 26 | WELLS FARGO & COMPANY/MN | 67,549 | 0.08% | $157K | +41,027 (+154.7%) |
| 27 | BAILARD, INC. | 61,100 | 0.08% | $142K | NEW |
| 28 | State of Wyoming | 59,179 | 0.07% | $138K | NEW |
| 29 | WINTON GROUP Ltd | 56,001 | 0.07% | $130K | NEW |
| 30 | PRICE T ROWE ASSOCIATES INC /MD/ | 53,478 | 0.07% | $125K | — |
| 31 | BANK OF AMERICA CORP /DE/ | 51,896 | 0.06% | $121K | -27,183 (-34.4%) |
| 32 | MORGAN STANLEY | 51,676 | 0.06% | $120K | -250,117 (-82.9%) |
| 33 | RHUMBLINE ADVISERS | 46,224 | 0.06% | $108K | +407 (+0.9%) |
| 34 | MetLife Investment Management, LLC | 45,500 | 0.06% | $106K | +1,803 (+4.1%) |
| 35 | TWO SIGMA INVESTMENTS, LP | 42,515 | 0.05% | $99K | +24,386 (+134.5%) |
| 36 | FRANKLIN RESOURCES INC | 41,314 | 0.05% | $96K | NEW |
| 37 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | 40,944 | 0.05% | $95K | -8,141 (-16.6%) |
| 38 | Phoenix Financial Ltd. | 40,000 | 0.05% | $93K | — |
| 39 | Invesco Ltd. | 36,716 | 0.05% | $86K | -10,686 (-22.5%) |
| 40 | CITIGROUP INC | 34,689 | 0.04% | $81K | +31,731 (+1072.7%) |
| 41 | MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | 34,097 | 0.04% | $79K | +35 (+0.1%) |
| 42 | NEW YORK STATE COMMON RETIREMENT FUND | 31,100 | 0.04% | $72K | — |
| 43 | Aptus Capital Advisors, LLC | 27,966 | 0.03% | $65K | +735 (+2.7%) |
| 44 | EARNED WEALTH ADVISORS, LLC | 25,975 | 0.03% | $61K | -76 (-0.3%) |
| 45 | Smartleaf Asset Management LLC | 25,975 | 0.03% | $61K | — |
| 46 | Point72 Asset Management, L.P. | 25,566 | 0.03% | $60K | NEW |
| 47 | SIMPLEX TRADING, LLC | 25,048 | 0.03% | $58K | +2,377 (+10.5%) |
| 48 | Russell Investments Group, Ltd. | 24,765 | 0.03% | $58K | +12,515 (+102.2%) |
| 49 | ALLIANCEBERNSTEIN L.P. | 24,160 | 0.03% | $52K | +12,440 (+106.1%) |
| 50 | PRELUDE CAPITAL MANAGEMENT, LLC | 22,700 | 0.03% | $53K | +3,800 (+20.1%) |
| 51 | State of Alaska, Department of Revenue | 21,831 | 0.03% | $50K | — |
| 52 | Walleye Capital LLC | 19,839 | 0.02% | $46K | NEW |
| 53 | COMMONWEALTH EQUITY SERVICES, LLC | 19,461 | 0.02% | $45K | — |
| 54 | Police & Firemen's Retirement System of New Jersey | 18,554 | 0.02% | $43K | — |
| 55 | JANE STREET GROUP, LLC | 18,020 | 0.02% | $42K | +678 (+3.9%) |
| 56 | TWO SIGMA SECURITIES, LLC | 17,795 | 0.02% | $41K | NEW |
| 57 | INTECH INVESTMENT MANAGEMENT LLC | 16,446 | 0.02% | $38K | -3,512 (-17.6%) |
| 58 | Lido Advisors, LLC | 15,560 | 0.02% | $36K | +6 (+0.0%) |
| 59 | IEQ CAPITAL, LLC | 13,774 | 0.02% | $32K | NEW |
| 60 | Equitable Holdings, Inc. | 13,150 | 0.02% | $31K | +2,000 (+17.9%) |
| 61 | BNP PARIBAS FINANCIAL MARKETS | 12,664 | 0.02% | $30K | -4,679 (-27.0%) |
| 62 | Cascade Financial Partners, LLC | 12,000 | 0.01% | $28K | — |
| 63 | NEUBERGER BERMAN GROUP LLC | 11,580 | 0.01% | $27K | -49 (-0.4%) |
| 64 | BARCLAYS PLC | 11,490 | 0.01% | $27K | -3,332 (-22.5%) |
| 65 | VOYA INVESTMENT MANAGEMENT LLC | 10,717 | 0.01% | $25K | -777 (-6.8%) |
| 66 | PRUDENTIAL FINANCIAL INC | 10,110 | 0.01% | $24K | — |
| 67 | HARBOUR INVESTMENT MANAGEMENT LLC | 10,100 | 0.01% | $24K | — |
| 68 | Kestra Advisory Services, LLC | 10,000 | 0.01% | $23K | — |
| 69 | Orin Green Financial, LLC | 10,000 | 0.01% | $23K | -54,433 (-84.5%) |
| 70 | MCF Advisors LLC | 10,000 | 0.01% | $23K | NEW |
| 71 | ROYAL BANK OF CANADA | 9,654 | 0.01% | $22K | +2,086 (+27.6%) |
| 72 | Tower Research Capital LLC (TRC) | 8,669 | 0.01% | $20K | +3,511 (+68.1%) |
| 73 | GROUP ONE TRADING LLC | 7,872 | 0.01% | $18K | -5,350 (-40.5%) |
| 74 | Altshuler Shaham Ltd | 7,742 | 0.01% | $18K | — |
| 75 | Ameritas Investment Partners, Inc. | 7,119 | 0.01% | $17K | — |
| 76 | Legal & General Group Plc | 6,333 | 0.01% | $15K | — |
| 77 | HARBOUR INVESTMENTS, INC. | 6,000 | 0.01% | $14K | — |
| 78 | TD Waterhouse Canada Inc. | 6,000 | 0.01% | $14K | — |
| 79 | FMR LLC | 2,989 | 0.00% | $7K | +84 (+2.9%) |
| 80 | NATIONAL BANK OF CANADA /FI/ | 2,000 | 0.00% | $5K | — |
| 81 | Arax Advisory Partners | 1,112 | 0.00% | $3K | +1,057 (+1921.8%) |
| 82 | CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM | 1,020 | 0.00% | $2K | -2,889 (-73.9%) |
| 83 | Investment Research & Advisory Group, Inc. | 1,000 | 0.00% | $2K | — |
| 84 | Geneos Wealth Management Inc. | 800 | 0.00% | $2K | NEW |
| 85 | GAMMA Investing LLC | 355 | 0.00% | $827 | -124 (-25.9%) |
| 86 | Allworth Financial LP | 304 | 0.00% | $709 | +278 (+1069.2%) |
| 87 | OSAIC HOLDINGS, INC. | 300 | 0.00% | $699 | — |
| 88 | Activest Wealth Management | 300 | 0.00% | $699 | — |
| 89 | Sterling Capital Management LLC | 260 | 0.00% | $606 | -193 (-42.6%) |
| 90 | Federation des caisses Desjardins du Quebec | 250 | 0.00% | $583 | — |
| 91 | Y.D. More Investments Ltd | 220 | 0.00% | $513 | — |
| 92 | EverSource Wealth Advisors, LLC | 163 | 0.00% | $380 | +152 (+1381.8%) |
| 93 | True Wealth Design, LLC | 115 | 0.00% | $268 | +104 (+945.5%) |
| 94 | Farther Finance Advisors, LLC | 108 | 0.00% | $253 | NEW |
| 95 | ROTHSCHILD INVESTMENT LLC | 83 | 0.00% | $193 | +68 (+453.3%) |
| 96 | Essential Partners LLC | 81 | 0.00% | $189 | +55 (+211.5%) |
| 97 | SJS Investment Consulting Inc. | 30 | 0.00% | $70 | NEW |
| 98 | PNC Financial Services Group, Inc. | 20 | 0.00% | $47 | — |
| 99 | IFP Advisors, Inc | 9 | 0.00% | $21 | +6 (+200.0%) |
| 100 | Caitong International Asset Management Co., Ltd | 3 | 0.00% | $7 | NEW |
| 101 | SBI Securities Co., Ltd. | 1 | 0.00% | $2 | — |
Exited since 2026-03-31 (17 filers; largest 17 shown)
| MAK CAPITAL ONE LLC | −3,544,139 |
| Prospera Financial Services Inc | −418,570 |
| Opaleye Management Inc. | −340,000 |
| Connor, Clark & Lunn Investment Management Ltd. | −207,275 |
| Round Rock Advisors LLC | −192,080 |
| EVERGREEN CAPITAL MANAGEMENT LLC | −171,338 |
| Diametric Capital, LP | −124,195 |
| Virtu Financial LLC | −67,893 |
| MANUFACTURERS LIFE INSURANCE COMPANY, THE | −19,528 |
| ProShare Advisors LLC | −10,589 |
| LPL Financial LLC | −10,291 |
| Baader Bank Aktiengesellschaft | −10,046 |
| CWM, LLC | −1,534 |
| C M BIDWELL & ASSOCIATES LTD | −236 |
| Root Financial Partners, LLC | −128 |
| NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO | −100 |
| MAI Capital Management | −29 |
Large holders from 13D/13G (latest per reporting person, last 2 years)
Filed when a holder crosses 5% or changes materially, so often more current than the quarter-end 13F. Percentages are the filer's own, against the share count they used.
| Reporting person | Form | Filed | Event | Shares | % of class |
|---|---|---|---|---|---|
| BlackRock, Inc. | SCHEDULE 13G | 2026-07-29 | 2026-06-30 | 4,046,650 | 5.02% |
| Kaufman Michael A | SCHEDULE 13G/A | 2026-03-30 | 2026-03-24 | 3,616,289 | 4.5% |
| MAK Capital Fund LP | SCHEDULE 13G/A | 2026-03-30 | 2026-03-24 | 3,616,289 | 4.5% |
| MAK CAPITAL ONE LLC | SCHEDULE 13G/A | 2026-03-30 | 2026-03-24 | 3,616,289 | 4.5% |
Source: SEC Form 13F-HR information tables for the quarter ending 2026-06-30 (filed within 45 days of quarter end; amendments applied; values normalised to dollars), the share count from the company's latest 10-K/10-Q XBRL cover page, and Schedule 13D/13G filings. Each row is a legal 13F filer as filed — related entities (e.g. Vanguard's advisers) are not merged. Retail brokerage accounts are not reported on 13F, so the remainder is mostly retail and insiders.