Key facts
- This page summarizes Mark E. Miller's Form 4 filing for NANOPHASE TECHNOLOGIES Corp (SLSN).
- 1 reported transaction and 3 derivative rows are listed below.
- Accepted by SEC: 13 Jan 2025, 17:11.
Mark E. Miller - 31 Dec 2024 Form 4 Insider Report for NANOPHASE TECHNOLOGIES Corp (SLSN)
- Reporting relationship
- Director
- Issuer ticker
- SLSN
- Reported as of
- 31 Dec 2024
- Net transaction value
- +$21,960
- SEC form
- 4
- Accepted by SEC
- 13 Jan 2025, 17:11:52 UTC
- Prior SEC filing
- 29 Dec 2023
- Source filing
- View source filing
- Reporting owner signature
- /s/ Jess Jankowski, Under UPA for Mark E. Miller
Source evidence
Original filing metadata and source links for verification.
4 source fields
Reporting owner
1 detail
Key filing fact
Mark E. Miller filed Form 4 for NANOPHASE TECHNOLOGIES Corp (SLSN) on 13 Jan 2025.
Change
- Previous filing in this sequence was filed on 29 Dec 2023.
- Current net transaction value: +$21,960.
Research use
- This tells you what this filing adds before you inspect full transaction and derivative tables.
- You can trace every row back to the original SEC filing document.
Evidence
Filed on Form 4
View source filing
Ownership activity is grounded in SEC Form 4 disclosures.
Reported derivative securities
Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.
NANX
transaction
Derivative
Common Stock (Right to Buy)
Award
- Transaction value
- $21,960
- Shares
- +9,000
- Change %
- Price
- $2.44
- Shares after
- 9,000
- Date
- 31 Dec 2024
- Ownership
- Direct
- Underlying class
- Common Stock
- Underlying amount
- 9,000
- Exercise price
- $2.44
- Footnotes
- F1
NANX
holding
Derivative
Common Stock (right to purchase)
No transaction description listed
- Transaction value
- Shares
- Change %
- Price
- Shares after
- 10,000
- Date
- 31 Dec 2024
- Ownership
- Direct
- Underlying class
- Common Stock
- Underlying amount
- 10,000
- Exercise price
- $1.24
- Footnotes
- F1
NANX
holding
Derivative
Common Stock (right to purchase)
No transaction description listed
- Transaction value
- Shares
- Change %
- Price
- Shares after
- 12,600
- Date
- 31 Dec 2024
- Ownership
- Direct
- Underlying class
- Common Stock
- Underlying amount
- 12,600
- Exercise price
- $0.6100
- Footnotes
- F1
* marks a reported price that did not pass the local price check.
Additional SEC filing notes
Filing notes and footnotes
Explanation of responses 1 footnote
Footnote F1
Subject to certain restrictions, beginning on this date, options vest in three equal annual installments.
SEC remarks
This report is being filed late due to an administrative error on the part of the Company. Mr. Miller received this grant of stock options as part of the Company's annual equity compensation practices.