Lightwave Logic LWLG Insider Ownership

NASDAQ LWLG
$5.27 -0.33 (-5.89%)
As of: Sep 9, 2026 · 3:59 PM EDT

Insider Holdings by Owner

4.91Mn Shares

Insider Ownership Statistics

as of 31 Mar, 2020
Insider Ownership
0.031%
-0.0019% pp QoQ
Shares Held by Insiders
27.73K
filed for Mar 2020
0.00% QoQ
Shares Outstanding
129.64Mn
129,644,824 shares
Direct Holdings
27.73K
Indirect: 0
Net Shares Traded (QoQ)
0
no net change in Mar 2020
Insiders Holding Shares
12
with Form 4 holdings on file

Shares Owned by Insiders

Shares held % of outstanding
Latest
Average ownership
Peak ownership

Shares Purchased/Sold by Insiders

Bought Sold
Latest quarter
Net over range
Buying quarters

Insider Ownership Summary

Quarter ending 31 Mar, 2020

LWLG's three largest insider shareholders as of September 09, 2026 are Maitre Yves Le (Ceo, 2.21Mn shares), James S. Marcelli (Cfo, Coo, 868.29K shares), James S. Marcelli (Cfo, Coo, 868.29K shares).

Form 4 Holdings

Insiders Holding LWLG

Insiders 12
Shares held 4.91Mn
Of outstanding 3.79%
# Insider Position Direct Indirect Total Share of Insiders Last Filed
1 Maitre Yves Le Ceo 2,210,953 0 2,210,953 45.0% 13 Mar, 2026
2 James S. Marcelli Cfo, Coo 868,293 0 868,293 17.7% 05 Jan, 2026
3 Fred Graffam Chief Financial Officer 396,694 0 396,694 8.1% 28 Jul, 2026
4 Thomas Edward Zelibor President 386,722 0 386,722 7.9% 05 Jan, 2026
5 Frederick J Leonberger Director 296,369 0 296,369 6.0% 26 Dec, 2024
6 Ronald A Bucchi Director 208,491 0 208,491 4.2% 02 Jun, 2026
7 Craig Ciesla Director 132,436 0 132,436 2.7% 03 Jun, 2026
8 Siraj Nour El-Ahmadi Director 110,780 0 110,780 2.3% 03 Jun, 2026
9 Laila Partridge Director 94,335 0 94,335 1.9% 02 Jun, 2026
10 Thomas M Jr Connelly Director 90,744 0 90,744 1.8% 03 Jun, 2026
11 Michael Stephen Lebby Chief Exec. Officer 63,643 0 63,643 1.3% 13 Apr, 2022
12 Snizhana P. Quan Principal Financial Officer 53,280 0 53,280 1.1% 05 Jun, 2026

Each row is that insider’s most recently reported position, from Form 4 filings over the last 60 months — which is why this total does not tie to the quarterly series above, where a quarter counts only the insiders who filed in it. Shares held through a fund or institutional portfolio are counted on the institutional ownership page instead.

Form 4 Filings

871 Insider Transactions

Source SEC Form 4
Latest quarter Mar 2020
Download Data
Date Insider Position Transaction Shares Price Value Shares Held After Ownership
24 Jul, 2026 Fred Graffam Chief Financial Officer Acquired A 396,694 $0.00 $0 396,694 Direct
01 Jun, 2026 Snizhana P. Quan Principal Financial Officer Acquired A 2,500 $0.00 $0 53,280 Direct
01 Jun, 2026 Thomas M Jr Connelly Director Acquired A 13,612 $0.00 $0 90,744 Direct
01 Jun, 2026 Siraj Nour El-Ahmadi Director Acquired A 13,612 $0.00 $0 110,780 Direct
01 Jun, 2026 Craig Ciesla Director Acquired A 13,612 $0.00 $0 132,436 Direct
01 Jun, 2026 Ronald A Bucchi Director Acquired A 13,612 $0.00 $0 208,491 Direct
01 Jun, 2026 Laila Partridge Director Acquired A 13,612 $0.00 $0 94,335 Direct
01 Jun, 2026 Snizhana P. Quan Principal Financial Officer Disposed S 345 $11.41 $3.94K 50,780 Direct
28 Apr, 2026 Ronald A Bucchi Director Disposed G 100,000 $0.00 $0 194,879 Direct
10 Apr, 2026 Snizhana P. Quan Principal Financial Officer Acquired M 20,000 $4.87 $97.40K 71,125 Direct
10 Apr, 2026 Snizhana P. Quan Principal Financial Officer Disposed S 20,000 $10.36 $207.20K 51,125 Direct
10 Apr, 2026 Snizhana P. Quan Principal Financial Officer Disposed M 20,000 $0.00 $0 55,000 Direct
01 Apr, 2026 Craig Ciesla Director Disposed S 11,000 $6.81 $74.91K 118,824 Direct
31 Mar, 2026 Siraj Nour El-Ahmadi Director Acquired M 20,161 151,704 Direct
07 Apr, 2026 Siraj Nour El-Ahmadi Director Disposed S 54,536 $7.76 $423.20K 97,168 Direct
31 Mar, 2026 Siraj Nour El-Ahmadi Director Disposed M 20,161 $0.00 $0 0 Direct
06 Apr, 2026 Thomas M Jr Connelly Director Disposed S 9,000 $8.52 $76.68K 77,132 Direct
31 Mar, 2026 Thomas M Jr Connelly Director Acquired M 20,161 86,132 Direct
31 Mar, 2026 Thomas M Jr Connelly Director Disposed M 20,161 $0.00 $0 0 Direct
31 Mar, 2026 Craig Ciesla Director Acquired M 20,161 129,824 Direct