Comparable stake leader
BlackRock, Inc.
SEC ownership of Lightwave Logic, Inc.
Top holders, 13D/G large-stake signals, insider positions, and transaction flow tied to CIK 0001325964.
Disclosed value leader
VANGUARD CAPITAL MANAGEMENT LLC
Comparable rows
50/50
Latest evidence
01 Jun 2026
- Public ticker
- LWLG on Nasdaq
- Parsed ownership sources
-
13F, 13D/G, and 3/4/5
Source: Parsed SEC ownership filingsUse: Compare filing families carefully
- Largest SEC-reported holder
-
BlackRock, Inc.
Ranking: Comparable ownership first, then disclosed value
- Comparable ownership rows
-
50 of 50
Meaning: Rows with safely comparable ownership %
- Latest 13D/G holder
-
BlackRock, Inc.
Source: Latest parsed Schedule 13D/G stake
- Latest parsed ownership date
-
01 Jun 2026
Freshness: Most recent filing date in this holder set
- Issuer CIK
- 0001325964
- Issuer location
- Englewood, CO
Ownership snapshot
CIK-linked ownership evidence from parsed SEC filings.
3 signals
Issuer
Names, identifiers, and filing context for this profile.
2 identity fields
Ownership snapshot
Top shareholders of Lightwave Logic, Inc. (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
BlackRock, Inc.
Disclosed value leader
VANGUARD CAPITAL MANAGEME...
Comparable rows
50/50
Latest evidence
01 Jun 2026
13F
13D/G
3/4/5
Lead comparable stake: 1.7%
13D/G row: BlackRock, Inc.
Showing 1-8 of 50 holder rows.
Quick read
BlackRock, Inc. leads the comparable SEC ownership view at 1.7%.
50 of 50 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens BlackRock, Inc.'s linked filing trail.
Comparable ownership
Top 5
BlackRock, Inc.
1.7%
Yves le Maitre
1.7%
Craig Ciesla
0.1%
Thomas M. Connelly Jr.
0.07%
VANGUARD CAPITAL MANAGEMENT LLC
4.8%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-8 of 50 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| BlackRock, Inc. |
13F
13D/G
Company
|
1.7%
from 13D/G
|
$17,364,564
2,470,066 shares
|
— | 31 Mar 2026 |
| Yves le Maitre |
3/4/5
CEO, Director
|
1.7%
|
$7,207,706
2,210,953 shares
|
— | 12 Mar 2026 |
| Craig Ciesla |
3/4/5
Director
|
0.1%
|
$931,025
132,436 shares
|
-$74,910 | 01 Jun 2026 |
| Thomas M. Connelly Jr. |
3/4/5
Director
|
0.07%
|
$637,930
90,744 shares
|
-$126,910 | 01 Jun 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC |
13F
Company
|
4.8%
|
$42,959,845
6,110,931 shares
|
— | 31 Mar 2026 |
| MARSHALL WACE, LLP |
13F
Company
|
4.6%
|
$41,504,022
5,903,844 shares
|
— | 31 Mar 2026 |
| VANGUARD PORTFOLIO MANAGEMENT LLC |
13F
Company
|
2.4%
|
$21,620,976
3,075,530 shares
|
— | 31 Mar 2026 |
| MILLENNIUM MANAGEMENT LLC |
13F
Company
|
2.3%
|
$20,974,596
2,983,584 shares
|
— | 31 Mar 2026 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
Forms 3/4/5 flow
Insider trading overview
Net insider flow leans to selling over the last 12 months. Net value: -$1,531,551.
Buys
$0
Insiders: 0
Sells
$1,531,551
Insiders: 6
Net
-$1,531,551
Shares: -260,332
Window
Last 12 months
4 rolling buckets
Buy value
Sell value
Shares: 0
Shares: 260,332
| Window (months) | Buy shares | Sell shares | Buy value | Sell value | Net value |
|---|---|---|---|---|---|
| 0-3 | 0 | 345 | $0 | $3,936 | -$3,936 |
| 3-6 | 0 | 167,127 | $0 | $1,204,156 | -$1,204,156 |
| 6-9 | 0 | 66,860 | $0 | $217,118 | -$217,118 |
| 9-12 | 0 | 26,000 | $0 | $106,340 | -$106,340 |
Reporting owners
Insider holders from Forms 3/4/5
Showing 1-11 of 11 reporting-owner rows connected to Lightwave Logic, Inc.. Open a relationship link for the CIK-to-CIK filing trail.
Rows
11
Largest Forms 3/4/5 holder
Yves le Maitre
Net 12M change
-$1,531,550
Latest report
01 Jun 2026
| Name | Relationship | Holdings Value | Past Year Net Change | Change % | Valuation | Report Date |
|---|---|---|---|---|---|---|
| Yves le Maitre | CEO, Director | $7,207,706 | Mixed | 12 Mar 2026 | ||
| James S. Marcelli | CFO, COO, Director | $2,813,269 | Mixed | 31 Dec 2025 | ||
| Ronald A. Bucchi | Director | $1,486,781 | -$115,790 | -7.2% | Mixed | 01 Jun 2026 |
| Thomas Edward Zelibor | President | $1,252,979 | Mixed | 31 Dec 2025 | ||
| Craig Ciesla | Director | $931,025 | -$74,910 | -7.4% | Mixed | 01 Jun 2026 |
| Siraj Nour El-Ahmadi | Director | $778,783 | -$667,474 | -46% | Mixed | 01 Jun 2026 |
| Laila Partridge | Director | $663,175 | -$153,580 | -19% | Mixed | 01 Jun 2026 |
| Thomas M. Connelly Jr. | Director | $637,930 | -$126,910 | -17% | Mixed | 01 Jun 2026 |
| Snizhana P. Quan | Principal Financial Officer | $408,302 | -$392,886 | -49% | Mixed | 01 Jun 2026 |
| Frederick J. Leonberger | Director | $228,204 | Mixed | 21 Dec 2024 | ||
| Michael S. Lebby | CEO, Director | Mixed | 18 Jun 2024 |
Recent insider transactions for Lightwave Logic, Inc.
Showing up to 300 recent insider transactions from the last 12 months.
| Insider | Symbol | Class | Transaction | % | SEC-reported value | SEC-reported price | Shares | Shares owned | Date | Ownership |
|---|---|---|---|---|---|---|---|---|---|---|
| Snizhana P. Quan | LWLG | Common Stock | Award | 4.92% | 2,500 | 53,280 | 01 Jun 2026 | Direct | ||
| Siraj Nour El-Ahmadi | LWLG | Common Stock | Award | 14% | 13,612 | 110,780 | 01 Jun 2026 | Direct | ||
| Craig Ciesla | LWLG | Common Stock | Award | 11.5% | 13,612 | 132,436 | 01 Jun 2026 | Direct | ||
| Thomas M. Connelly Jr. | LWLG | Common Stock | Award | 17.6% | 13,612 | 90,744 | 01 Jun 2026 | Direct | ||
| Laila Partridge | LWLG | Common Stock | Award | 16.9% | 13,612 | 94,335 | 01 Jun 2026 | Direct | ||
| Ronald A. Bucchi | LWLG | Common Stock | Award | 6.98% | 13,612 | 208,491 | 01 Jun 2026 | Direct | ||
| Snizhana P. Quan | LWLG | Common Stock | Sale | -0.67% | $3,936 | $11.41 | -345 | 50,780 | 01 Jun 2026 | Direct |
| Ronald A. Bucchi | LWLG | Common Stock | Gift | -33.9% | -100,000 | 194,879 | 28 Apr 2026 | Direct | ||
| Snizhana P. Quan | LWLG | Common Stock | Sale | -28.1% | $207,200 | $10.36 | -20,000 | 51,125 | 10 Apr 2026 | Direct |
| Snizhana P. Quan | LWLG | Common Stock | Options Exercise | 39.1% | 20,000 | 71,125 | 10 Apr 2026 | Direct | ||
| Snizhana P. Quan | LWLG | Employee Stock Option (Right to Buy) | Options Exercise | -26.7% | -20,000 | 55,000 | 10 Apr 2026 | Direct | ||
| Siraj Nour El-Ahmadi | LWLG | Common Stock | Sale | -36% | $423,199 | $7.76 | -54,536 | 97,168 | 07 Apr 2026 | Direct |
| Thomas M. Connelly Jr. | LWLG | Common Stock | Sale | -10.4% | $76,680 | $8.52 | -9,000 | 77,132 | 06 Apr 2026 | Direct |
| Craig Ciesla | LWLG | Common Stock | Sale | -8.47% | $74,910 | $6.81 | -11,000 | 118,824 | 01 Apr 2026 | Direct |
| Ronald A. Bucchi | LWLG | Common Stock | Sale | -3.6% | $76,120 | $6.92 | -11,000 | 294,879 | 01 Apr 2026 | Direct |
| Laila Partridge | LWLG | Common Stock | Sale | -12% | $75,240 | $6.84 | -11,000 | 80,723 | 01 Apr 2026 | Direct |
| Siraj Nour El-Ahmadi | LWLG | Common Stock | Options Exercise | 15.3% | 20,161 | 151,704 | 31 Mar 2026 | Direct | ||
| Siraj Nour El-Ahmadi | LWLG | Restricted Stock Units | Options Exercise | -100% | -20,161 | 0 | 31 Mar 2026 | Direct | ||
| Thomas M. Connelly Jr. | LWLG | Common Stock | Options Exercise | 30.6% | 20,161 | 86,132 | 31 Mar 2026 | Direct | ||
| Thomas M. Connelly Jr. | LWLG | Restricted Stock Unit | Options Exercise | -100% | -20,161 | 0 | 31 Mar 2026 | Direct | ||
| Craig Ciesla | LWLG | Common Stock | Options Exercise | 18.4% | 20,161 | 129,824 | 31 Mar 2026 | Direct | ||
| Craig Ciesla | LWLG | Restricted Stock Unit | Options Exercise | -100% | -20,161 | 0 | 31 Mar 2026 | Direct | ||
| Ronald A. Bucchi | LWLG | Common Stock | Options Exercise | 7.06% | 20,161 | 305,878 | 31 Mar 2026 | Direct | ||
| Ronald A. Bucchi | LWLG | Restricted Stock Units | Options Exercise | -100% | -20,161 | 0 | 31 Mar 2026 | Direct | ||
| Laila Partridge | LWLG | Common Stock | Options Exercise | 28.2% | 20,161 | 91,723 | 31 Mar 2026 | Direct | ||
| Laila Partridge | LWLG | Restricted Stock Units | Options Exercise | -100% | -20,161 | 0 | 31 Mar 2026 | Direct | ||
| Snizhana P. Quan | LWLG | Common Stock | Sale | -32.8% | $181,750 | $7.27 | -25,000 | 51,125 | 30 Mar 2026 | Direct |
| Snizhana P. Quan | LWLG | Common Stock | Options Exercise | 48.9% | 25,000 | 76,125 | 30 Mar 2026 | Direct | ||
| Snizhana P. Quan | LWLG | Employee Stock Option (Right to Buy) | Options Exercise | -25% | -25,000 | 75,000 | 30 Mar 2026 | Direct | ||
| Yves le Maitre | LWLG | Common Stock | Tax liability | -11.8% | -294,968 | 2,210,953 | 12 Mar 2026 | Direct | ||
| Siraj Nour El-Ahmadi | LWLG | Common Stock | Award | 6.13% | 7,599 | 131,543 | 02 Feb 2026 | Direct | ||
| Craig Ciesla | LWLG | Common Stock | Award | 7.45% | 7,599 | 109,663 | 02 Feb 2026 | Direct | ||
| Ronald A. Bucchi | LWLG | Common Stock | Award | 2.97% | 7,599 | 263,343 | 02 Feb 2026 | Direct | ||
| Laila Partridge | LWLG | Common Stock | Award | 11.9% | 7,599 | 71,562 | 02 Feb 2026 | Direct | ||
| Thomas M. Connelly Jr. | LWLG | Common Stock | Award | 13% | 7,599 | 65,971 | 02 Feb 2026 | Direct | ||
| Siraj Nour El-Ahmadi | LWLG | Common Stock | Sale | -17.1% | $89,057 | $3.48 | -25,591 | 123,944 | 27 Jan 2026 | Direct |
| Siraj Nour El-Ahmadi | LWLG | Common Stock | Options Exercise | 50.2% | 50,000 | 149,535 | 27 Jan 2026 | Direct | ||
| Siraj Nour El-Ahmadi | LWLG | Employee Stock Option (Right to Buy) | Options Exercise | -100% | -50,000 | 0 | 27 Jan 2026 | Direct | ||
| Ronald A. Bucchi | LWLG | Common Stock | Options Exercise | 24.3% | 50,000 | 255,744 | 23 Jan 2026 | Direct | ||
| Ronald A. Bucchi | LWLG | Employee Stock Option (Right to Buy) | Options Exercise | -100% | -50,000 | 0 | 23 Jan 2026 | Direct | ||
| Thomas M. Connelly Jr. | LWLG | Common Stock | Sale | -11.5% | $24,700 | $3.25 | -7,600 | 58,372 | 02 Jan 2026 | Direct |
| Siraj Nour El-Ahmadi | LWLG | Common Stock | Sale | -33.1% | $155,218 | $3.15 | -49,260 | 99,535 | 31 Dec 2025 | Direct |
| Siraj Nour El-Ahmadi | LWLG | Common Stock | Options Exercise | 15.7% | 20,161 | 148,795 | 31 Dec 2025 | Direct | ||
| Siraj Nour El-Ahmadi | LWLG | Restricted Stock Unit | Options Exercise | -50% | -20,161 | 20,161 | 31 Dec 2025 | Direct | ||
| Thomas M. Connelly Jr. | LWLG | Common Stock | Options Exercise | 44% | 20,161 | 65,972 | 31 Dec 2025 | Direct | ||
| Thomas M. Connelly Jr. | LWLG | Restricted Stock Unit | Options Exercise | -50% | -20,161 | 20,161 | 31 Dec 2025 | Direct | ||
| Ronald A. Bucchi | LWLG | Common Stock | Options Exercise | 10.9% | 20,161 | 205,744 | 31 Dec 2025 | Direct | ||
| Ronald A. Bucchi | LWLG | Restricted Stock Unit | Options Exercise | -50% | -20,161 | 20,161 | 31 Dec 2025 | Direct | ||
| Laila Partridge | LWLG | Common Stock | Sale | -13.5% | $37,200 | $3.72 | -10,000 | 63,963 | 31 Dec 2025 | Direct |
| Laila Partridge | LWLG | Common Stock | Options Exercise | 37.5% | 20,161 | 73,963 | 31 Dec 2025 | Direct |
* marks a reported price that did not pass the local price check.