LWLGNasdaqMiscellaneous Plastics ProductsFiscal year ends December 31
Lightwave Logic, Inc.
Financials through Q2 FY2026, quarter ended Jun 30, 2026Last filing: 10-Q on Aug 14, 2026
$3.96−0.01 (-0.25%)
Close on Oct 19, 2026
- Market cap
- $607.78M
- P/E (TTM)
- –
- Dividend yield
- –
Ownership
Institutional holdings as of Jun 30, 2026, from 13F filings
Held by institutions
37.4%
58M of 154M shares
Institutional holders
171
75 new, 37 sold out
Net institutional buying
16M
In Q2 2026
Insider trades, 12 months
0 buys · 12 sales
Net sold $1.43M
Shares held by institutions
Holders of more than 5%
Latest Schedule 13D (active) or 13G (passive) filed by each holder
| Holder | Shares | % of class | Filing | As of |
|---|---|---|---|---|
| BlackRock, Inc. | 12,040,420 | 7.80% | 13G (passive) | Jun 30, 2026 |
Top institutional holders
13F holdings as of Jun 30, 2026
| Holder | Shares | % of LWLG | Value | Change | % of portfolio |
|---|---|---|---|---|---|
| BlackRock, Inc. | 12,305,846 | 7.98% | $116.41M | +9,835,780 | 0.00% |
| Vanguard Capital Management LLC | 6,551,494 | 4.25% | $61.98M | +440,563 | 0.00% |
| State Street Corp | 4,443,532 | 2.88% | $42.04M | +2,740,586 | 0.00% |
| Vanguard Portfolio Management LLC | 4,424,600 | 2.87% | $41.86M | +1,349,070 | 0.00% |
| Geode Capital Management, LLC | 4,064,111 | 2.64% | $38.45M | +2,206,472 | 0.00% |
| Marshall Wace, Llp | 3,057,193 | 1.98% | $28.92M | −2,846,651 | 0.02% |
| UBS Group AG | 2,919,015 | 1.89% | $27.61M | +2,467,665 | 0.00% |
| Northern Trust Corp | 1,385,193 | 0.90% | $13.10M | +1,052,451 | 0.00% |
| Charles Schwab Investment Management Inc | 1,269,563 | 0.82% | $12.01M | +398,219 | 0.00% |
| Jane Street Group, LLC | 1,164,611 | 0.76% | $11.02M | −13,294 | 0.00% |
| Vanguard Fiduciary Trust Co | 1,078,845 | 0.70% | $10.21M | +196,520 | 0.00% |
| LPL Financial LLC | 935,687 | 0.61% | $8.85M | +113,806 | 0.00% |
| Jupiter Asset Management Ltd | 932,787 | 0.61% | $8.82M | New | 0.04% |
| Raymond James Financial Inc | 813,418 | 0.53% | $7.69M | +289,103 | 0.00% |
| Susquehanna International Group, Llp | 724,938 | 0.47% | $6.86M | −801,613 | 0.00% |
| Two Sigma Investments, LP | 721,828 | 0.47% | $6.83M | +567,520 | 0.00% |
| Group One Trading, L.P. | 510,510 | 0.33% | $4.83M | −263,190 | 0.01% |
| Bank of New York Mellon Corp | 461,945 | 0.30% | $4.37M | +421,199 | 0.00% |
| UMB Bank, n.a. | 403,092 | 0.26% | $3.81M | – | 0.05% |
| Qube Research & Technologies Ltd | 401,443 | 0.26% | $3.80M | −837,842 | 0.00% |
Institutional buying and selling by quarter
Positions opened, added to, reduced and closed by 13F filers
| Quarter | Holders | Shares held | % of shares | New / added | Reduced / closed | Shares bought | Shares sold |
|---|---|---|---|---|---|---|---|
| Q2 2026 | 171 | 58M | 37.4% | 75 / 46 | 30 / 37 | 29M | 13M |
| Q1 2026 | 134 | 42M | 27.1% | 39 / 44 | 23 / 23 | 24M | 7M |
| Q4 2025 | 119 | 34M | 22.3% | 35 / 38 | 17 / 16 | 14M | 2M |
| Q3 2025 | 103 | 22M | 14.5% | 16 / 27 | 23 / 27 | 3M | 5M |
| Q2 2025 | 115 | 25M | 16.3% | 37 / 19 | 27 / 41 | 7M | 14M |
| Q1 2025 | 121 | 32M | 21.1% | 15 / 27 | 37 / 15 | 1M | 2M |
| Q4 2024 | 123 | 34M | 22.0% | 25 / 34 | 25 / 22 | 2M | 2M |
| Q3 2024 | 121 | 34M | 22.0% | 16 / 32 | 28 / 11 | 11M | 1M |
| Q2 2024 | 117 | 32M | 21.0% | 17 / 40 | 26 / 15 | 2M | 2M |
| Q1 2024 | 116 | 32M | 20.7% | 15 / 24 | 37 / 10 | 1M | 1M |
| Q4 2023 | 112 | 33M | 21.1% | 5 / 34 | 32 / 10 | 3M | 1M |
| Q3 2023 | 117 | 31M | 19.9% | 13 / 35 | 33 / 7 | 1M | 1M |
Top mutual fund and ETF holders
Latest monthly portfolio reports (Form N-PORT)
| Fund | Shares | % of LWLG | Value | % of fund | As of |
|---|---|---|---|---|---|
| Vanguard Total Stock Market Index Fund | 4,677,225 | 3.03% | $44.25M | 0.00% | Jun 30, 2026 |
| iShares Russell 2000 ETF | 4,166,303 | 2.70% | $39.41M | 0.05% | Jun 30, 2026 |
| Vanguard Information Technology Index Fund | 3,143,226 | 2.04% | $34.14M | 0.02% | May 31, 2026 |
| Fidelity Small Cap Index Fund | 1,759,521 | 1.14% | $11.37M | 0.03% | Jul 31, 2026 |
| Vanguard Extended Market Index Fund | 1,728,126 | 1.12% | $16.35M | 0.02% | Jun 30, 2026 |
| iShares Russell 2000 Growth ETF | 1,449,981 | 0.94% | $13.72M | 0.09% | Jun 30, 2026 |
| State Street(R) SPDR(R) S&P Kensho New Economies Composite ETF | 776,381 | 0.50% | $7.34M | 0.26% | Jun 30, 2026 |
| Fidelity Extended Market Index Fund | 752,378 | 0.49% | $8.17M | 0.02% | May 31, 2026 |
| Schwab U.S. Small-Cap ETF | 700,091 | 0.45% | $7.60M | 0.03% | May 31, 2026 |
| Schwab Small-Cap Index Fund | 390,963 | 0.25% | $2.53M | 0.03% | Jul 31, 2026 |
| Master Small Cap Index Series | 300,570 | 0.19% | $2.84M | 0.05% | Jun 30, 2026 |
| Fidelity Total Market Index Fund | 273,324 | 0.18% | $2.97M | 0.00% | May 31, 2026 |
| Fidelity Series Total Market Index Fund | 220,957 | 0.14% | $2.40M | 0.00% | May 31, 2026 |
| Nuveen Small Cap Blend Index Fund | 212,583 | 0.14% | $1.37M | 0.03% | Jul 31, 2026 |
| Invesco Dorsey Wright SmallCap Momentum ETF | 191,320 | 0.12% | $2.08M | 0.50% | May 31, 2026 |
Officers, directors and major owners
People who filed Forms 3, 4 or 5 in the last two years
| Name | Role | Shares owned | % of shares | Latest filing |
|---|---|---|---|---|
| Maitre Yves Le | CEO, Director | 1,900,203 | 1.23% | Sep 14, 2026 |
| James S. Marcelli | CFO, COO, Director | 868,293 | 0.56% | Jan 5, 2026 |
| Fred Graffam | Chief Financial Officer | 396,694 | 0.26% | Jul 28, 2026 |
| Snizhana P. Quan | Principal Financial Officer | 58,080 | 0.04% | Jun 5, 2026 |
| Thomas Edward Zelibor | President | 457,854 | 0.30% | Jan 5, 2026 |
| Thomas M. Connelly Jr | Director | 90,744 | 0.06% | Jun 3, 2026 |
| Siraj Nour El-Ahmadi | Director | 110,780 | 0.07% | Jun 3, 2026 |
| Craig Ciesla | Director | 132,436 | 0.09% | Jun 3, 2026 |
| Ronald A. Bucchi | Director | 211,491 | 0.14% | Jun 2, 2026 |
| Laila Partridge | Director | 94,335 | 0.06% | Jun 2, 2026 |
| Frederick J. Leonberger | Director | 296,369 | 0.19% | Dec 26, 2024 |
Insider trades
Common stock transactions reported on Form 4, newest first
| Insider | Date | Transaction | Shares | Price | Value | Shares after |
|---|---|---|---|---|---|---|
| Maitre Yves Le CEO, Director | Sep 12, 2026 | Tax withholding | −310,750 | $5.23 | $1.63M | 1,900,203 |
| Fred Graffam Chief Financial Officer | Jul 24, 2026 | Award | +396,694 | – | – | 396,694 |
| Snizhana P. Quan Principal Financial Officer | Jun 1, 2026 | Award | +2,500 | – | – | 53,280 |
| Thomas M. Connelly Jr Director | Jun 1, 2026 | Award | +13,612 | – | – | 90,744 |
| Siraj Nour El-Ahmadi Director | Jun 1, 2026 | Award | +13,612 | – | – | 110,780 |
| Craig Ciesla Director | Jun 1, 2026 | Award | +13,612 | – | – | 132,436 |
| Ronald A. Bucchi Director | Jun 1, 2026 | Award | +13,612 | – | – | 208,491 |
| Laila Partridge Director | Jun 1, 2026 | Award | +13,612 | – | – | 94,335 |
| Snizhana P. Quan Principal Financial Officer | Jun 1, 2026 | Sale | −345 | $11.41 | $3.94K | 50,780 |
| Ronald A. Bucchi Director | Apr 28, 2026 | Gift | −100,000 | – | – | 194,879 |
| Snizhana P. Quan Principal Financial Officer | Apr 10, 2026 | Option exercise | +20,000 | $4.87 | $97.40K | 71,125 |
| Snizhana P. Quan Principal Financial Officer | Apr 10, 2026 | Sale | −20,000 | $10.36 | $207.20K | 51,125 |
| Siraj Nour El-Ahmadi Director | Apr 7, 2026 | Sale | −54,536 | $7.76 | $423.20K | 97,168 |
| Thomas M. Connelly Jr Director | Apr 6, 2026 | Sale | −9,000 | $8.52 | $76.68K | 77,132 |
| Craig Ciesla Director | Apr 1, 2026 | Sale | −11,000 | $6.81 | $74.91K | 118,824 |
| Laila Partridge Director | Apr 1, 2026 | Sale | −11,000 | $6.84 | $75.24K | 80,723 |
| Ronald A. Bucchi Director | Apr 1, 2026 | Sale | −11,000 | $6.92 | $76.12K | 294,879 |
| Siraj Nour El-Ahmadi Director | Mar 31, 2026 | Option exercise | +20,161 | – | – | 151,704 |
| Thomas M. Connelly Jr Director | Mar 31, 2026 | Option exercise | +20,161 | – | – | 86,132 |
| Craig Ciesla Director | Mar 31, 2026 | Option exercise | +20,161 | – | – | 129,824 |
| Laila Partridge Director | Mar 31, 2026 | Option exercise | +20,161 | – | – | 91,723 |
| Ronald A. Bucchi Director | Mar 31, 2026 | Option exercise | +20,161 | – | – | 305,878 |
| Snizhana P. Quan Principal Financial Officer | Mar 30, 2026 | Sale | −25,000 | $7.27 | $181.75K | 51,125 |
| Snizhana P. Quan Principal Financial Officer | Mar 30, 2026 | Option exercise | +25,000 | $4.87 | $121.75K | 76,125 |
| Maitre Yves Le CEO, Director | Mar 12, 2026 | Tax withholding | −294,968 | $7.08 | $2.09M | 2,210,953 |
| Ronald A. Bucchi Director | Feb 2, 2026 | Award | +7,599 | – | – | 263,343 |
| Thomas M. Connelly Jr Director | Feb 2, 2026 | Award | +7,599 | – | – | 65,971 |
| Siraj Nour El-Ahmadi Director | Feb 2, 2026 | Award | +7,599 | – | – | 131,543 |
| Craig Ciesla Director | Feb 2, 2026 | Award | +7,599 | – | – | 109,663 |
| Laila Partridge Director | Feb 2, 2026 | Award | +7,599 | – | – | 71,562 |
| Siraj Nour El-Ahmadi Director | Jan 27, 2026 | Option exercise | +50,000 | $0.68 | $34.00K | 149,535 |
| Siraj Nour El-Ahmadi Director | Jan 27, 2026 | Sale | −25,591 | $3.48 | $89.06K | 123,944 |
| Ronald A. Bucchi Director | Jan 23, 2026 | Option exercise | +50,000 | $0.68 | $34.00K | 255,744 |
| Thomas M. Connelly Jr Director | Jan 2, 2026 | Sale | −7,600 | $3.25 | $24.70K | 58,372 |
| Siraj Nour El-Ahmadi Director | Dec 31, 2025 | Sale | −49,260 | $3.15 | $155.17K | 99,535 |
| Siraj Nour El-Ahmadi Director | Dec 31, 2025 | Option exercise | +20,161 | – | – | 148,795 |
| Thomas M. Connelly Jr Director | Dec 31, 2025 | Option exercise | +20,161 | – | – | 65,972 |
| Laila Partridge Director | Dec 31, 2025 | Option exercise | +20,161 | – | – | 73,963 |
| Laila Partridge Director | Dec 31, 2025 | Sale | −10,000 | $3.72 | $37.20K | 63,963 |
| Thomas Edward Zelibor President | Dec 31, 2025 | Award | +235,453 | – | – | 457,454 |
| Thomas Edward Zelibor President | Dec 31, 2025 | Tax withholding | −70,732 | $3.24 | $229.17K | 386,722 |
| Ronald A. Bucchi Director | Dec 31, 2025 | Option exercise | +20,161 | – | – | 205,744 |
| Craig Ciesla Director | Dec 31, 2025 | Option exercise | +20,161 | – | – | 102,064 |
| James S. Marcelli CFO, COO, Director | Dec 31, 2025 | Tax withholding | −77,758 | $3.24 | $251.94K | 868,293 |
| James S. Marcelli CFO, COO, Director | Dec 31, 2025 | Award | +307,113 | – | – | 946,051 |
| Ronald A. Bucchi Director | Oct 2, 2025 | Sale | −10,000 | $3.97 | $39.70K | 185,583 |
| Laila Partridge Director | Oct 2, 2025 | Sale | −10,000 | $4.11 | $41.10K | 53,802 |
| Thomas M. Connelly Jr Director | Oct 2, 2025 | Sale | −6,000 | $4.26 | $25.56K | 45,811 |
| Siraj Nour El-Ahmadi Director | Sep 30, 2025 | Option exercise | +20,161 | – | – | 128,634 |
| Craig Ciesla Director | Sep 30, 2025 | Option exercise | +20,161 | – | – | 81,903 |
| Ronald A. Bucchi Director | Sep 30, 2025 | Option exercise | +20,161 | – | – | 195,583 |
| Laila Partridge Director | Sep 30, 2025 | Option exercise | +20,161 | – | – | 63,802 |
| Thomas M. Connelly Jr Director | Sep 30, 2025 | Option exercise | +20,161 | – | – | 51,811 |
| Maitre Yves Le CEO, Director | Sep 12, 2025 | Award | +2,442,997 | – | – | 2,505,921 |
| Siraj Nour El-Ahmadi Director | Jul 15, 2025 | Option exercise | +20,162 | – | – | 108,473 |
| Thomas M. Connelly Jr Director | Jul 15, 2025 | Option exercise | +20,162 | – | – | 31,650 |
| Ronald A. Bucchi Director | Jul 15, 2025 | Option exercise | +20,162 | – | – | 175,422 |
| Laila Partridge Director | Jul 15, 2025 | Option exercise | +20,162 | – | – | 43,641 |
| Craig Ciesla Director | Jul 15, 2025 | Option exercise | +20,162 | – | – | 61,742 |
| James S. Marcelli CFO, COO, Director | Jun 17, 2025 | Tax withholding | −800,762 | $1.27 | $1.02M | 638,938 |
Awards, option exercises, tax withholding and gifts are shown alongside open-market buys and sales. Each name links to the filing on SEC EDGAR.
Planned insider sales
Notices of proposed sale filed on Form 144 before shares are sold
| Seller | Filed | Shares | Market value | Planned sale | Acquired through |
|---|---|---|---|---|---|
| Snizhana Quan Officer | Sep 1, 2026 | 386 | $1.97K | Sep 1, 2026 | RSU Vesting |
| Quan Snizhana Officer | Jun 1, 2026 | 350 | $3.93K | Jun 1, 2026 | RSU Vesting |
| Quan Snizhana Officer | Apr 10, 2026 | 20,000 | $210.19K | Apr 10, 2026 | NQSO Exercise |
| El Ahmadi Siraj Director | Apr 7, 2026 | 54,536 | $422.93K | Apr 7, 2026 | Option Exercise |
| Ciesla Craig Director | Apr 6, 2026 | 11,000 | $74.91K | Apr 1, 2026 | RSU VESTING |
| Connelly Thomas Jr Director | Apr 6, 2026 | 9,000 | $76.68K | Apr 6, 2026 | RSU VESTING |
| Bucchi Ronald Director | Apr 1, 2026 | 11,000 | $76.10K | Apr 1, 2026 | RSU VESTING |
| Partridge Laila Director | Apr 1, 2026 | 11,000 | $75.22K | Apr 1, 2026 | RSU VESTING |
| Quan Snizhana Officer | Mar 30, 2026 | 25,000 | $181.75K | Mar 30, 2026 | ESOP EXERCISE |
| Marcelli James Officer | Mar 25, 2026 | 100,000 | $875.00K | Mar 25, 2026 | RSU Vesting |
| E. Zelibor Rev Trust Thomas Officer, Director | Mar 25, 2026 | 100,000 | $850.00K | Mar 25, 2026 | RSU Vesting |
| Marcelli James Officer | Mar 24, 2026 | 115,000 | $842.81K | Mar 24, 2026 | option exercise |
| Zelibor Thomas Officer | Mar 20, 2026 | 135,000 | $893.70K | Mar 20, 2026 | Option Exercise |
| Marcelli James Officer | Mar 18, 2026 | 250,000 | $1.25M | Mar 18, 2026 | Option Exercise |
| Marcelli James Director, Officer | Mar 12, 2026 | 329,355 | $2.33M | Mar 12, 2026 | Option Exercise |