Financial reports
10-K
2023 FY
Annual report
28 Mar 24
10-Q
2023 Q3
Quarterly report
14 Nov 23
10-Q
2023 Q2
Quarterly report
10 Aug 23
10-Q
2023 Q1
Quarterly report
12 May 23
10-K
2022 FY
Annual report
29 Mar 23
10-Q
2022 Q3
Quarterly report
14 Nov 22
10-Q
2022 Q2
Quarterly report
16 Aug 22
NT 10-Q
Notice of late quarterly filing
16 Aug 22
10-Q
2022 Q1
Quarterly report
16 May 22
10-K
2021 FY
Annual report
31 Mar 22
Current reports
8-K
Nanophase Reports Record First Quarter Results
23 Apr 24
8-K
Nanophase Announces Successful Litigation Settlement
11 Apr 24
8-K
Nanophase Reports Fourth Quarter and Year End 2023 Results, New Financing Package
20 Mar 24
8-K
Entry into a Material Definitive Agreement
5 Mar 24
8-K
Nanophase Reports Third Quarter Results, New Financing Package
14 Nov 23
8-K
Nanophase Reports Record Second Quarter Revenue
2 Aug 23
8-K
Mark E. Miller Joins Nanophase Board of Directors
20 Jul 23
8-K
Nanophase Reports Record First Quarter Revenue for 2023
11 May 23
8-K
Entry into a Material Definitive Agreement
4 May 23
8-K
Nanophase Reports Third Consecutive Year of Record Revenue for 2022
29 Mar 23
Registration and prospectus
S-1/A
IPO registration (amended)
18 Dec 23
S-1
IPO registration
21 Nov 23
S-8
Registration of securities for employees
20 Apr 21
D
$1M in equity, sold $1M, 1 investor
21 Dec 17
D
$988K in equity, sold $988K, 1 investor
11 Feb 16
S-8
Registration of securities for employees
1 Apr 13
424B3
Prospectus supplement
14 Jun 12
S-1/A
IPO registration (amended)
8 Jun 12
S-1
IPO registration
17 May 12
25
Voluntary exchange delisting
20 Mar 12
Proxies
DEF 14A
Definitive proxy
6 Nov 23
DEF 14A
Definitive proxy
2 Dec 22
DEF 14A
Definitive proxy
23 Nov 21
PRE 14A
Preliminary proxy
12 Nov 21
DEF 14A
Definitive proxy
13 Nov 20
DEFA14A
Additional proxy soliciting materials
14 Nov 19
DEF 14A
Definitive proxy
17 Oct 19
PRE 14A
Preliminary proxy
7 Oct 19
DEFA14A
Additional proxy soliciting materials
13 Jul 18
DEF 14A
Definitive proxy
13 Jul 18
Other
EFFECT
Notice of effectiveness
22 Dec 23
CORRESP
Correspondence with SEC
20 Dec 23
UPLOAD
Letter from SEC
29 Nov 23
CT ORDER
Confidential treatment order
9 May 19
CT ORDER
Confidential treatment order
19 Jun 18
SD
Conflict minerals disclosure
31 May 18
CT ORDER
Confidential treatment order
25 Jul 17
SD
Conflict minerals disclosure
30 May 17
CT ORDER
Confidential treatment order
21 Dec 16
CT ORDER
Confidential treatment order
11 Jul 16
Ownership
4
Kevin Cureton
25 Mar 24
SC 13D/A
WHITMORE BRADFORD T
5 Mar 24
4
BRADFORD T WHITMORE
5 Mar 24
4
R JANET WHITMORE
13 Feb 24
4
JESS JANKOWSKI
13 Feb 24
SC 13D/A
WHITMORE BRADFORD T
12 Feb 24
4
BRADFORD T WHITMORE
12 Feb 24
4
Kevin Cureton
24 Jan 24
4
JESS JANKOWSKI
23 Jan 24
4
Kevin Cureton
29 Dec 23