KOPN · Kopin Corp · Holdings
Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.
Institutional Ownership Trend
Holder Concentration
Across 206 13F filersWho Holds KOPN
Last 8 quarters through Sep 30, 2026 (filing window open)Each kind of 13F filer's share of the common shares 13F filers report. Holder type comes from regulatory records, never the filer's name; style, turnover and horizon are measured from each filer's own 13F book. The quarter selector does not change this card.
Jun 30, 2026, the newest closed quarter: 201 filers, like-for-like change +9.6%; actively managed books -1.1%; index-like books +22.8%.
| Holder type | Share | Filers | Change |
|---|---|---|---|
| Registered adviser | 43.2% | 113 | -0.7% |
| Exempt adviser | 0.5% | 2 | +400.4% |
| Adviser | 2.1% | 7 | -25.4% |
| Bank | 21.1% | 14 | +38.7% |
| Insurer | 0.0% | 1 | -27.2% |
| Broker-dealer | 0.8% | 1 | +581.1% |
| Benefit plan | 0.0% | 1 | -74.0% |
| Non-US | 1.4% | 4 | -30.8% |
| Holding company | 16.4% | 5 | +26.3% |
| Unknown | 14.5% | 53 | +0.5% |
| Style | Share | Filers | Change |
|---|---|---|---|
| Index-like | 49.9% | 22 | +22.8% |
| Systematic-like | 6.8% | 19 | +103.3% |
| Concentrated | 2.4% | 29 | +48.6% |
| Diversified active | 40.8% | 131 | -10.5% |
| Unknown | 0.0% | 0 | — |
| Not measured | 0.0% | 0 | — |
| Turnover | Share | Filers | Change |
|---|---|---|---|
| Low turnover | 53.6% | 109 | +24.5% |
| Medium turnover | 26.3% | 46 | -13.8% |
| High turnover | 9.1% | 35 | +25.6% |
| Unknown | 11.1% | 11 | +5.2% |
| Not measured | 0.0% | 0 | — |
| Holding horizon | Share | Filers | Change |
|---|---|---|---|
| Short horizon | 12.1% | 23 | +5.8% |
| Medium horizon | 18.6% | 38 | +20.8% |
| Long horizon | 56.9% | 125 | +4.5% |
| Unknown | 12.4% | 15 | +23.7% |
| Not measured | 0.0% | 0 | — |
| 13F book size | Share | Filers | Change |
|---|---|---|---|
| Under $1B | 6.3% | 56 | -2.7% |
| $1B to $10B | 17.8% | 43 | -19.8% |
| $10B to $100B | 12.6% | 50 | +8.9% |
| $100B or more | 63.3% | 52 | +24.0% |
| Not measured | 0.0% | 0 | — |
| Client base | Share | Filers | Change |
|---|---|---|---|
| Individuals and high net worth | 4.0% | 58 | +8.1% |
| Pooled investment vehicles | 15.1% | 22 | -8.5% |
| Registered funds and BDCs | 22.6% | 15 | +0.4% |
| Pension and profit sharing plans | 0.0% | 1 | 0.0% |
| Insurance companies | 0.1% | 3 | +21.6% |
| Governments and sovereign funds | 0.9% | 3 | +516.5% |
| Other investment advisers | 0.0% | 3 | +7.8% |
| Diversified | 0.3% | 7 | -23.3% |
| Unknown | 56.9% | 89 | +18.9% |
| Private funds | Share | Filers | Change |
|---|---|---|---|
| Hedge funds | 18.1% | 34 | -3.5% |
| Private equity funds | 0.4% | 3 | -5.7% |
| Venture capital funds | 0.0% | 1 | 0.0% |
| Real estate funds | 0.0% | 3 | +2.7% |
| Securitized asset funds | 0.0% | 1 | 0.0% |
| Other private funds | 7.1% | 12 | -8.9% |
| Mixed private funds | 0.2% | 1 | +227.5% |
| Private funds, type not stated | 0.1% | 1 | new |
| No private funds | 17.8% | 59 | +7.6% |
| Unknown | 56.3% | 86 | +18.1% |
| Location | Share | Filers | Change |
|---|---|---|---|
| United States | 94.0% | 178 | +12.5% |
| Outside the US | 6.0% | 23 | -22.1% |
The Sep 30, 2026 filing window is still open, so its bar carries the Jun 30, 2026 positions of filers that have not filed yet.
How the mix is measured
Shares are 13F common shares restated to today's split basis; options and principal amounts are left out. The change compares only filers with a 13F in both quarters and keeps each filer in its bucket of the later quarter on both sides; a filer that continues under a new CIK is compared through its successor. Holder type comes from each filer's current regulatory profile; client base and private funds come from the Form ADV roster current at each quarter end (rosters from December 2019, so an earlier quarter reads Unknown). Style, turnover, horizon and book size are measured from each filer's 13F book in the newest measured quarter, and Not measured means none was. Actively managed books are those measured systematic-like, concentrated or diversified active.
Excluded 4 holders with no observed 2026-03-31 13F and 1 holder with no observed 2026-06-30 13F.
Conviction and Crowding
201 13F filers, quarter ended Jun 30, 2026Measured across every 13F filer's common-share book once the quarter's filing window closed. Crowding counts filers with high turnover or that advise private funds on Form ADV.
Managers in the top fifth by current three-year FundScore alpha were net buyers of $0 (0 buying, 0 selling).
Estimated Holder Cost Basis
Quarter ended Jun 30, 2026, on that quarter's share basisEstimated, never filed: each 13F buy is costed at its quarter's average traded price and each sale keeps the average cost, so this is what holders paid on average if they traded evenly through each quarter.
Estimated cost covers 40.2% of the 13F shares; positions already held when a filer's 13F history starts, or bought in a quarter without a trusted average price, have no estimate.
Shared Holders
Companies KOPN's active holders also own, quarter ended Jun 30, 2026| # | Company | Shared holders |
|---|---|---|
| 1 | ELMT Elmet Group Co. | 4 |
| 2 | FEAM 5E Advanced Materials, Inc. | 3 |
| 3 | MPTI M-tron Industries, Inc. | 5 |
| 4 | STLN Starling Oncology, Inc. | 4 |
| 5 | MRAM Everspin Technologies Inc. | 3 |
| 6 | ALLT Allot Ltd. | 4 |
| 7 | SVCO Silvaco Group, Inc. | 3 |
| 8 | PAYS Paysign, Inc. | 3 |
| 9 | APPS Digital Turbine, Inc. | 4 |
| 10 | VELO Velo3D, Inc. | 3 |
Shareholder Targets
13F filers that own its peers but not KOPN, quarter ended Jun 30, 2026Found through its holder-overlap peers: ELMT, FEAM, MPTI, STLN, MRAM, ALLT, SVCO, PAYS, APPS, VELO, AVNW, HLIT, PRCH, BRUN, MEC, BLZE, ARLO, CYRX, ALM, LPTH. 673 filers in all.
| # | Filer | In peers | Largest peers |
|---|---|---|---|
| 1 | Granahan Investment Management, LLC Registered adviser, Diversified active | $272,981,898 6 held | PRCH, APPS, ARLO |
| 2 | Driehaus Capital Management LLC Registered adviser, Diversified active | $208,997,403 5 held | ALM, BLZE, LPTH |
| 3 | VAN ECK ASSOCIATES CORP Registered adviser, Index-like | $194,971,991 1 held | ALM |
| 4 | DIMENSIONAL FUND ADVISORS LP Registered adviser, Diversified active | $190,339,360 13 held | HLIT, MEC, APPS |
| 5 | BRANDES INVESTMENT PARTNERS, LP Registered adviser, Diversified active | $144,959,227 1 held | ARLO |
| 6 | Hood River Capital Management LLC Registered adviser, Diversified active | $134,766,520 2 held | ALM, LPTH |
| 7 | T. Rowe Price Investment Management, Inc. Adviser, Diversified active | $133,702,321 4 held | ALM, MPTI, LPTH |
| 8 | ARROWSTREET CAPITAL, LIMITED PARTNERSHIP Registered adviser, Diversified active | $131,324,305 8 held | HLIT, APPS, ARLO |
| 9 | TOMS Capital Investment Management LP Registered adviser, Concentrated | $121,281,250 1 held | BRUN |
| 10 | WASATCH ADVISORS LP Registered adviser, Diversified active | $112,320,021 3 held | ARLO, ELMT, LPTH |
Fund Ownership of KOPN by Fund Type
Registered funds' Form N-PORT reports for the quarter ended Jun 30, 2026Index funds and index ETFs hold 19.23% of shares outstanding.
| Fund type | Of shares outstanding | Shares |
|---|---|---|
| Index funds | 3.13% | 5,824,610 |
| Index ETFs | 16.09% | 29,915,357 |
| Active ETFs | 0.16% | 293,075 |
| Active funds | 5.25% | 9,762,615 |
| Unclassified | 0.01% | 21,659 |
| All registered funds | 24.65% | 45,817,316 |
How fund types are measured
Each fund series counts once, with its latest Form N-PORT report dated inside the quarter; only long share positions count, restated to today's split basis. The fund type is the series' latest Form N-CEN answer on or before the quarter end (the index-fund box and the exchange-traded flag), never its name. Unclassified funds have no usable N-CEN; unit investment trusts are among them, so index ownership is a floor. Funds sit inside their advisers' 13F reports, so these shares overlap the 13F figures and are never added to them.
| Holder | Value (USD) | % of 13F | Shares | Type | Filed | Open |
|---|---|---|---|---|---|---|
| Mega STATE STREET CORP Bank | $76,729,161 | 15.75% | 17,127,045 | Shares | 2026-09-22 | |
| Mega BlackRock, Inc. Holding company | $66,205,244 | 13.59% | 14,777,957 | Shares | 2026-08-07 | |
| Mid AWM Investment Company, Inc. Registered adviser | $35,947,797 | 7.38% | 8,024,062 | Shares | 2026-08-14 | |
| Mega VANGUARD CAPITAL MANAGEMENT LLC Registered adviser | $34,649,538 | 7.11% | 7,734,272 | Shares | 2026-08-13 | |
| Mid Telemark Asset Management, LLC | $31,360,000 | 6.44% | 7,000,000 | Shares | 2026-08-10 | |
| Large ROYCE & ASSOCIATES LP Registered adviser | $26,668,723 | 5.48% | 5,952,840 | Shares | 2026-08-14 | |
| Mega GEODE CAPITAL MANAGEMENT, LLC Registered adviser | $20,643,633 | 4.24% | 4,607,954 | Shares | 2026-08-12 | |
| Mega TWO SIGMA INVESTMENTS, LP Registered adviser | $10,316,051 | 2.12% | 2,302,690 | Shares | 2026-08-14 | |
| Mega VANGUARD PORTFOLIO MANAGEMENT LLC Registered adviser | $9,030,716 | 1.85% | 2,015,785 | Shares | 2026-08-13 | |
| Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP | $7,998,592 | 1.64% | 1,785,400 | Call | 2026-08-14 | |
| Mega UBS Group AG Bank | $7,409,596 | 1.52% | 1,653,928 | Shares | 2026-08-13 | |
| Mega MORGAN STANLEY Holding company | $6,831,384 | 1.40% | 1,524,863 | Shares | 2026-08-13 | |
| Large Squarepoint Ops LLC Registered adviser | $6,676,494 | 1.37% | 1,490,289 | Shares | 2026-08-14 | |
| Mega NORTHERN TRUST CORP Bank | $6,444,273 | 1.32% | 1,438,454 | Shares | 2026-08-13 | |
| Mega Mitsubishi UFJ Asset Management Co., Ltd. | $6,368,449 | 1.31% | 1,421,529 | Shares | 2026-08-07 | |
| Small Silverberg Bernstein Capital Management LLC Registered adviser | $5,744,213 | 1.18% | 1,248,742 | Shares | 2026-10-13 | |
| Small HERALD INVESTMENT MANAGEMENT Ltd Non-US | $5,588,800 | 1.15% | 1,247,500 | Shares | 2026-07-23 | |
| Mega VANGUARD FIDUCIARY TRUST CO | $5,478,596 | 1.12% | 1,222,901 | Shares | 2026-08-13 | |
| Mega Russell Investments Group, Ltd. | $5,205,213 | 1.07% | 1,161,879 | Shares | 2026-08-06 | |
| Mid NEXT CENTURY GROWTH INVESTORS LLC Adviser | $4,801,000 | 0.99% | 1,071,652 | Shares | 2026-08-14 | |
| Large VOLORIDGE INVESTMENT MANAGEMENT, LLC Registered adviser | $3,886,426 | 0.80% | 867,506 | Shares | 2026-08-14 | |
| Mega MILLENNIUM MANAGEMENT LLC Registered adviser | $3,696,963 | 0.76% | 825,215 | Shares | 2026-08-14 | |
| Mega LPL Financial LLC Broker-dealer | $3,589,698 | 0.74% | 801,272 | Shares | 2026-08-07 | |
| Large Caption Management, LLC Registered adviser | $3,371,200 | 0.69% | 752,500 | Call | 2026-08-14 | |
| Mid NEEDHAM INVESTMENT MANAGEMENT LLC Registered adviser | $3,360,000 | 0.69% | 750,000 | Shares | 2026-08-14 | |
| Mega Invesco Ltd. Adviser | $3,133,248 | 0.64% | 699,386 | Shares | 2026-08-14 | |
| Mega STIFEL FINANCIAL CORP | $3,060,063 | 0.63% | 683,050 | Shares | 2026-08-12 | |
| Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP | $2,813,888 | 0.58% | 628,100 | Put | 2026-08-14 | |
| Large DIAMOND HILL CAPITAL MANAGEMENT INC Registered adviser | $2,541,960 | 0.52% | 567,402 | Shares | 2026-08-06 | |
| Mega CITADEL ADVISORS LLC Registered adviser | $2,516,416 | 0.52% | 561,700 | Call | 2026-09-02 | |
| Large Trexquant Investment LP Registered adviser | $2,432,707 | 0.50% | 543,015 | Shares | 2026-08-14 | |
| Mega CHARLES SCHWAB INVESTMENT MANAGEMENT INC Registered adviser | $2,399,389 | 0.49% | 535,578 | Shares | 2026-08-14 | |
| Large HRT FINANCIAL LP | $2,283,335 | 0.47% | 509,673 | Shares | 2026-08-14 | |
| Small JOSH ARNOLD INVESTMENT CONSULTANT, LLC Registered adviser | $2,016,000 | 0.41% | 450,000 | Shares | 2026-08-14 | |
| Mega JANE STREET GROUP, LLC | $1,973,888 | 0.41% | 440,600 | Call | 2026-08-14 | |
| Large MARSHALL WACE, LLP Exempt adviser | $1,964,600 | 0.40% | 438,527 | Shares | 2026-08-13 | |
| Mega Bank of New York Mellon Corp Bank | $1,906,171 | 0.39% | 425,485 | Shares | 2026-08-06 | |
| Small IRONWOOD INVESTMENT MANAGEMENT LLC Registered adviser | $1,851,687 | 0.38% | 413,323 | Shares | 2026-08-14 | |
| Mega Nuveen, LLC | $1,825,514 | 0.37% | 407,481 | Shares | 2026-08-11 | |
| Small Apis Capital Advisors, LLC Registered adviser | $1,792,000 | 0.37% | 400,000 | Shares | 2026-08-14 | |
| Mega BANK OF AMERICA CORP /DE/ Bank | $1,716,896 | 0.35% | 383,236 | Shares | 2026-08-14 | |
| Mega CITADEL ADVISORS LLC Registered adviser | $1,711,360 | 0.35% | 382,000 | Put | 2026-09-02 | |
| Small Panoramic Capital, LLC Registered adviser | $1,568,000 | 0.32% | 350,000 | Shares | 2026-08-14 | |
| Mid Shay Capital LLC | $1,568,000 | 0.32% | 350,000 | Shares | 2026-08-14 | |
| Mega JPMORGAN CHASE & CO Bank | $1,532,517 | 0.31% | 342,080 | Shares | 2026-08-12 | |
| Mega GOLDMAN SACHS GROUP INC Holding company | $1,514,611 | 0.31% | 338,083 | Shares | 2026-08-14 | |
| Mega VICTORY CAPITAL MANAGEMENT INC Registered adviser | $1,352,328 | 0.28% | 301,859 | Shares | 2026-08-07 | |
| Mega PRICE T ROWE ASSOCIATES INC /MD/ Registered adviser | $1,258,629 | 0.26% | 280,944 | Shares | 2026-08-14 | |
| Large Calamos Advisors LLC Registered adviser | $1,154,925 | 0.24% | 257,796 | Shares | 2026-07-31 | |
| Large RENAISSANCE TECHNOLOGIES LLC Registered adviser | $1,145,984 | 0.24% | 255,800 | Shares | 2026-08-13 | |
| Small FORMULA GROWTH LTD Registered adviser | $1,120,000 | 0.23% | 250,000 | Shares | 2026-08-17 | |
| Large Focus Partners Wealth Registered adviser | $1,119,861 | 0.23% | 249,969 | Shares | 2026-08-12 | |
| Mid Focused Wealth Management, Inc Registered adviser | $1,026,211 | 0.21% | 229,065 | Shares | 2026-08-07 | |
| Mega FMR LLC Holding company | $996,414 | 0.20% | 222,414 | Shares | 2026-08-13 | |
| Mega RHUMBLINE ADVISERS Registered adviser | $957,810 | 0.20% | 213,797 | Shares | 2026-08-12 | |
| Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP | $954,893 | 0.20% | 213,146 | Shares | 2026-08-14 | |
| Large PEAK6 LLC Broker-dealer | $914,368 | 0.19% | 204,100 | Call | 2026-08-13 | |
| Large Quadrature Capital Ltd | $903,454 | 0.19% | 201,664 | Shares | 2026-08-07 | |
| Mid Informed Momentum Co LLC Registered adviser | $863,909 | 0.18% | 192,837 | Shares | 2026-08-13 | |
| Large DNB Asset Management AS Adviser | $847,616 | 0.17% | 189,200 | Shares | 2026-08-11 | |
| Mega CITIGROUP INC Bank | $840,761 | 0.17% | 187,670 | Shares | 2026-08-03 | |
| Small Potomac Capital Management, Inc. | $828,800 | 0.17% | 185,000 | Shares | 2026-08-14 | |
| Mega WELLS FARGO & COMPANY/MN Bank | $805,024 | 0.17% | 179,693 | Shares | 2026-08-14 | |
| Small Counterpoint Mutual Funds LLC Registered adviser | $784,718 | 0.16% | 170,591 | Shares | 2026-10-16 | |
| Mega ALLIANCEBERNSTEIN L.P. Registered adviser | $777,728 | 0.16% | 173,600 | Shares | 2026-08-14 | |
| Small DLD Asset Management, LP Registered adviser | $732,928 | 0.15% | 163,600 | Call | 2026-08-13 | |
| Mega DEUTSCHE BANK AG\ Non-US | $729,486 | 0.15% | 162,832 | Shares | 2026-08-07 | |
| Small CM WEALTH ADVISORS LLC Registered adviser | $721,893 | 0.15% | 161,137 | Shares | 2026-08-10 | |
| Mega SEI INVESTMENTS CO | $678,603 | 0.14% | 151,474 | Shares | 2026-08-14 | |
| Mid Inspire Investing, LLC Registered adviser | $674,710 | 0.14% | 150,605 | Shares | 2026-08-12 | |
| Mid AMG National Trust Bank | $649,600 | 0.13% | 145,000 | Shares | 2026-08-07 | |
| Large Marex Group plc | $604,800 | 0.12% | 135,000 | Shares | 2026-08-14 | |
| Large Walleye Capital LLC Registered adviser | $578,816 | 0.12% | 129,200 | Put | 2026-08-03 | |
| Mid Summit Trail Advisors, LLC Registered adviser | $568,314 | 0.12% | 126,856 | Shares | 2026-08-11 | |
| Large IMC-Chicago, LLC | $559,328 | 0.11% | 124,850 | Shares | 2026-08-06 | |
| Small WealthTrust Axiom LLC Registered adviser | $547,393 | 0.11% | 122,186 | Shares | 2026-08-11 | |
| Large Sequoia Financial Advisors, LLC Registered adviser | $541,134 | 0.11% | 120,789 | Shares | 2026-07-17 | |
| Small ASHFORD CAPITAL MANAGEMENT INC Adviser | $527,744 | 0.11% | 117,800 | Shares | 2026-08-21 | |
| Mid XTX Topco Ltd | $526,924 | 0.11% | 117,617 | Shares | 2026-08-14 | |
| Mega JANE STREET GROUP, LLC | $516,544 | 0.11% | 115,300 | Put | 2026-08-14 | |
| Large Cerity Partners LLC Registered adviser | $479,978 | 0.10% | 107,138 | Shares | 2026-08-14 | |
| Small Aristides Capital LLC Registered adviser | $471,914 | 0.10% | 105,338 | Shares | 2026-08-13 | |
| Mega Vanguard Global Advisers, LLC Registered adviser | $462,958 | 0.10% | 103,339 | Shares | 2026-08-13 | |
| Large MetLife Investment Management, LLC Registered adviser | $461,910 | 0.09% | 103,105 | Shares | 2026-08-14 | |
| Mega FRANKLIN RESOURCES INC Adviser | $457,317 | 0.09% | 102,080 | Shares | 2026-08-13 | |
| Mega RAYMOND JAMES FINANCIAL INC | $427,817 | 0.09% | 95,495 | Shares | 2026-08-14 | |
| Small Connective Capital Management, LLC Registered adviser | $406,044 | 0.08% | 90,635 | Shares | 2026-08-13 | |
| Large ProShare Advisors LLC Registered adviser | $394,244 | 0.08% | 88,001 | Shares | 2026-08-11 | |
| Large Walleye Capital LLC Registered adviser | $393,975 | 0.08% | 87,941 | Shares | 2026-08-03 | |
| Small Penbrook Management LLC Registered adviser | $381,685 | 0.08% | 82,975 | Shares | 2026-10-16 | |
| Large Caption Management, LLC Registered adviser | $367,171 | 0.08% | 81,958 | Shares | 2026-08-14 | |
| Large MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | $361,768 | 0.07% | 80,752 | Shares | 2026-08-14 | |
| Small Lionhunter Capital Management, LLC Registered adviser | $358,400 | 0.07% | 80,000 | Shares | 2026-08-13 | |
| Mega CITADEL ADVISORS LLC Registered adviser | $345,246 | 0.07% | 77,064 | Shares | 2026-09-02 | |
| Mega AQR CAPITAL MANAGEMENT LLC Registered adviser | $338,524 | 0.07% | 75,564 | Shares | 2026-08-14 | |
| Mega D. E. Shaw & Co., Inc. | $335,319 | 0.07% | 74,848 | Shares | 2026-08-14 | |
| Small Murphy Pohlad Asset Management LLC Registered adviser | $335,104 | 0.07% | 74,800 | Shares | 2026-07-21 | |
| Small AXQ CAPITAL, LP Registered adviser | $325,024 | 0.07% | 72,550 | Shares | 2026-08-06 | |
| Mid Aquatic Capital Management LLC Registered adviser | $322,927 | 0.07% | 72,082 | Shares | 2026-08-14 | |
| Large ExodusPoint Capital Management, LP Registered adviser | $292,808 | 0.06% | 65,359 | Shares | 2026-08-14 |
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