Key facts
- This page summarizes Jess Jankowski's Form 4 filing for NANOPHASE TECHNOLOGIES Corp (SLSN).
- 1 reported transaction and 9 derivative rows are listed below.
- Accepted by SEC: 13 Jan 2025, 17:29.
Jess Jankowski - 31 Dec 2024 Form 4 Insider Report for NANOPHASE TECHNOLOGIES Corp (SLSN)
- Reporting relationship
- President, CEO, Director
- Issuer ticker
- SLSN
- Reported as of
- 31 Dec 2024
- Net transaction value
- +$54,900
- SEC form
- 4
- Accepted by SEC
- 13 Jan 2025, 17:29:23 UTC
- Prior SEC filing
- 25 Sep 2024
- Source filing
- View source filing
- Reporting owner signature
- /s/ Jess Jankowski
Source evidence
Original filing metadata and source links for verification.
4 source fields
Reporting owner
1 detail
Key filing fact
Jess Jankowski filed Form 4 for NANOPHASE TECHNOLOGIES Corp (SLSN) on 13 Jan 2025.
Change
- Previous filing in this sequence was filed on 25 Sep 2024.
- Current net transaction value: +$54,900.
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 non-derivative transactions
Shares, units, or other non-derivative securities reported in this filing.
NANX
holding
Common Stock
No transaction description listed
- Transaction value
- Shares
- Change %
- Price
- Shares after
- 1,000
- Date
- 31 Dec 2024
- Ownership
- Spouse's IRA
NANX
holding
Common Stock
No transaction description listed
- Transaction value
- Shares
- Change %
- Price
- Shares after
- 207,450
- Date
- 31 Dec 2024
- Ownership
- Direct
Reported derivative securities
Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.
NANX
transaction
Derivative
Common Stock (right to purchase)
Award
- Transaction value
- $54,900
- Shares
- +22,500
- Change %
- Price
- $2.44
- Shares after
- 22,500
- Date
- 31 Dec 2024
- Ownership
- Direct
- Underlying class
- Common Stock
- Underlying amount
- 22,500
- 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
- 69,000
- Date
- 31 Dec 2024
- Ownership
- Direct
- Underlying class
- Common Stock
- Underlying amount
- 69,000
- Exercise price
- $0.4200
- Footnotes
- F1
NANX
holding
Derivative
Common Stock (right to purchase)
No transaction description listed
- Transaction value
- Shares
- Change %
- Price
- Shares after
- 81,000
- Date
- 31 Dec 2024
- Ownership
- Direct
- Underlying class
- Common Stock
- Underlying amount
- 81,000
- Exercise price
- $0.6800
- Footnotes
- F1
NANX
holding
Derivative
Common Stock (right to purchase)
No transaction description listed
- Transaction value
- Shares
- Change %
- Price
- Shares after
- 90,000
- Date
- 31 Dec 2024
- Ownership
- Direct
- Underlying class
- Common Stock
- Underlying amount
- 90,000
- Exercise price
- $0.8200
- Footnotes
- F1
NANX
holding
Derivative
Common Stock (right to purchase)
No transaction description listed
- Transaction value
- Shares
- Change %
- Price
- Shares after
- 16,500
- Date
- 31 Dec 2024
- Ownership
- Direct
- Underlying class
- Common Stock
- Underlying amount
- 16,500
- Exercise price
- $0.5100
- Footnotes
- F1
NANX
holding
Derivative
Common Stock (right to purchase)
No transaction description listed
- Transaction value
- Shares
- Change %
- Price
- Shares after
- 90,000
- Date
- 31 Dec 2024
- Ownership
- Direct
- Underlying class
- Common Stock
- Underlying amount
- 90,000
- Exercise price
- $0.4500
- Footnotes
- F1
NANX
holding
Derivative
Common Stock (right to purchase)
No transaction description listed
- Transaction value
- Shares
- Change %
- Price
- Shares after
- 90,000
- Date
- 31 Dec 2024
- Ownership
- Direct
- Underlying class
- Common Stock
- Underlying amount
- 90,000
- Exercise price
- $4.17
- Footnotes
- F1
NANX
holding
Derivative
Common Stock (right to purchase)
No transaction description listed
- Transaction value
- Shares
- Change %
- Price
- Shares after
- 72,000
- Date
- 31 Dec 2024
- Ownership
- Direct
- Underlying class
- Common Stock
- Underlying amount
- 72,000
- Exercise price
- $1.16
- 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. Jankowski received this grant of stock options as part of the Company's annual equity compensation practices.