Insider · CIK 0001267497

CESARIO FRANK

Reports to the SEC for 4 companies · ROMEOVILLE, IL

sec.gov

Transactions

Companies

Filings

CIK

0001267497

Forms 4 and 5

Insider transactions

48 trades

Date	Company	Role	Code	Shares	Price	Value	Shares after
2025-07-28	SIGMATRON INTERNATIONAL INCStock Option (right to buy)D Disposition to Issuer	Chief Financial Officer	DDisposition to Issuer	−30K sh	—	—	0
2024-11-11	SIGMATRON INTERNATIONAL INCStock Option (right to buy)A Award	Chief Financial Officer	AAward	+7,500 sh	—	—	30,000
2024-11-11	SIGMATRON INTERNATIONAL INCStock Option (right to buy)A Award	Chief Financial Officer	AAward	+7,500 sh	—	—	22,500
2024-11-11	SIGMATRON INTERNATIONAL INCStock Option (right to buy)A Award	Chief Financial Officer	AAward	+7,500 sh	—	—	15,000
2024-11-11	SIGMATRON INTERNATIONAL INCStock Option (right to buy)A Award	Chief Financial Officer	AAward	+7,500 sh	—	—	7,500
2017-12-26	YHGJYUNHONG GREEN CTI LTD.P Purchase	Chief Financial Officer	PPurchase	+2,000 sh	$4.20	+$8,400	2,000
2017-11-16	SLSNSOLESENCE, INC.M Exercise/Conversion	Chief Financial Officer	MExercise/Conversion	+15.5K sh	$0.44	+$6,799.32	99,236
2017-11-16	SLSNSOLESENCE, INC.S Sale	Chief Financial Officer	SSale	−15.5K sh	$0.58	−$8,962.74	83,783
2017-11-16	SLSNSOLESENCE, INC. · Common Stock (right to buy)M Exercise/Conversion	Chief Financial Officer	MExercise/Conversion	−15.5K sh	$0.44	−$6,799.32	20,547
2017-11-15	SLSNSOLESENCE, INC.S Sale	Chief Financial Officer	SSale	−6,167 sh	$0.61	−$3,761.87	83,783
2017-11-15	SLSNSOLESENCE, INC.S Sale	Chief Financial Officer	SSale	−13K sh	$0.59	−$7,670	83,783
2017-11-15	SLSNSOLESENCE, INC. · Common Stock (right to buy)M Exercise/Conversion	Chief Financial Officer	MExercise/Conversion	−13K sh	$0.41	−$5,395	0
2017-11-15	SLSNSOLESENCE, INC. · Common Stock (right to buy)M Exercise/Conversion	Chief Financial Officer	MExercise/Conversion	−13.7K sh	$0.30	−$4,100.1	0
2017-11-15	SLSNSOLESENCE, INC.M Exercise/Conversion	Chief Financial Officer	MExercise/Conversion	+6,167 sh	$0.30	+$1,850.1	89,950
2017-11-15	SLSNSOLESENCE, INC.M Exercise/Conversion	Chief Financial Officer	MExercise/Conversion	+13K sh	$0.42	+$5,460	96,783
2017-11-14	SLSNSOLESENCE, INC.M Exercise/Conversion	Chief Financial Officer	MExercise/Conversion	+7,400 sh	$0.30	+$2,220	91,183
2017-11-14	SLSNSOLESENCE, INC.S Sale	Chief Financial Officer	SSale	−7,400 sh	$0.61	−$4,514	83,783
2017-02-21	SLSNSOLESENCE, INC. · Common Stock (right to purchase)A Award	Chief Financial Officer	AAward	+36K sh	$0.68	+$24.5K	36,000
2016-02-23	SLSNSOLESENCE, INC. · Common StockA Award	Chief Financial Officer	AAward	+31.5K sh	$0.42	+$13.2K	31,500
2015-02-25	SLSNSOLESENCE, INC.M Exercise/Conversion	Chief Financial Officer	MExercise/Conversion	+27.3K sh	$0.30	+$8,199.9	57,783
2015-02-25	SLSNSOLESENCE, INC.M Exercise/Conversion	Chief Financial Officer	MExercise/Conversion	+26K sh	$0.41	+$10.8K	83,783
2015-02-25	SLSNSOLESENCE, INC. · Common Stock (right to buy)M Exercise/Conversion	Chief Financial Officer	MExercise/Conversion	−27.3K sh	$0.30	−$8,199.9	13,667
2015-02-25	SLSNSOLESENCE, INC. · Common Stock (right to buy)M Exercise/Conversion	Chief Financial Officer	MExercise/Conversion	−26K sh	$0.41	−$10.8K	13,000
2015-02-18	SLSNSOLESENCE, INC. · Common Stock (right to buy)A Award	Chief Financial Officer	AAward	+36K sh	$0.44	+$15.8K	36,000
2014-02-13	SLSNSOLESENCE, INC. · Common Stock (right to buy)A Award	Chief Financial Officer	AAward	+40K sh	$0.52	+$20.8K	40,000
2013-05-30	SLSNSOLESENCE, INC.P Purchase	Chief Financial Officer	PPurchase	+450 sh	$0.45	+$202.5	30,450
2013-02-14	SLSNSOLESENCE, INC. · Common Stock (right to buy)A Award	Chief Financial Officer	AAward	+39K sh	$0.41	+$16.2K	39,000
2012-08-07	SLSNSOLESENCE, INC. · Common Stock (right to buy)A Award	Chief Financial Officer	AAward	+41K sh	$0.30	+$12.3K	41,000
2012-07-20	SLSNSOLESENCE, INC.X Exercise of In-Money	Chief Financial Officer	XExercise of In-Money	+6,636 sh	$0.33	+$2,189.88	30,000
2012-07-06	SLSNSOLESENCE, INC. · Subscription Rights (right to buy)X Exercise of In-Money	Chief Financial Officer	XExercise of In-Money	−17.4K sh	—	—	0
2012-07-06	SLSNSOLESENCE, INC.X Exercise of In-Money	Chief Financial Officer	XExercise of In-Money	+5,954 sh	$0.33	+$1,964.82	23,364
2012-05-29	SLSNSOLESENCE, INC.P Purchase	Chief Financial Officer	PPurchase	+11.3K sh	$0.42	+$4,727.94	17,410
2012-05-29	SLSNSOLESENCE, INC.P Purchase	Chief Financial Officer	PPurchase	+6,153 sh	$0.40	+$2,461.2	6,153
2011-05-02	SLSNSOLESENCE, INC. · Common Stock (right to buy)A Award	Chief Financial Officer	AAward	+31K sh	$1.26	+$39.1K	31,000
2010-05-03	SLSNSOLESENCE, INC. · Common Stock (right to buy)A Award	Chief Financial Officer	AAward	+20K sh	$1.70	+$34K	20,000
2009-06-24	SLSNSOLESENCE, INC. · Common Stock (right to buy)A Award	Chief Financial Officer	AAward	+20K sh	$1.07	+$21.4K	20,000
2006-12-27	ISCO INTERNATIONAL INCA Award	Chief Financial Officer	AAward	+250K sh	—	—	751,370
2006-07-05	ISCO INTERNATIONAL INCStock Option (right to buy)M Exercise/Conversion	Chief Financial Officer	MExercise/Conversion	−50K sh	—	—	0
2006-07-05	ISCO INTERNATIONAL INCStock Option (right to buy)M Exercise/Conversion	Chief Financial Officer	MExercise/Conversion	−100K sh	—	—	0
2006-07-05	ISCO INTERNATIONAL INCM Exercise/Conversion	Chief Financial Officer	MExercise/Conversion	+50K sh	$0.11	+$5,500	501,370
2006-07-05	ISCO INTERNATIONAL INCM Exercise/Conversion	Chief Financial Officer	MExercise/Conversion	+100K sh	$0.14	+$14K	451,370
2005-07-26	ISCO INTERNATIONAL INCM Exercise/Conversion	Chief Financial Officer	MExercise/Conversion	+100K sh	$0.14	+$14K	101,370
2005-07-26	ISCO INTERNATIONAL INCStock Option (right to buy)M Exercise/Conversion	Chief Financial Officer	MExercise/Conversion	−100K sh	—	—	100,000
2005-04-22	ISCO INTERNATIONAL INCS Sale	Chief Financial Officer	SSale	−200K sh	$0.31	−$62K	201,370
2005-04-22	ISCO INTERNATIONAL INCM Exercise/Conversion	Chief Financial Officer	MExercise/Conversion	+200K sh	$0.14	+$28K	401,370
2005-04-22	ISCO INTERNATIONAL INCS Sale	Chief Financial Officer	SSale	−200K sh	$0.30	−$60K	1,370
2005-04-22	ISCO INTERNATIONAL INCStock Option (right to buy)M Exercise/Conversion	Chief Financial Officer	MExercise/Conversion	−200K sh	—	—	200,000
2004-01-21	ISCO INTERNATIONAL INCStock Option (right to buy)A Award	Chief Financial Officer	AAward	+400K sh	—	—	400,000

Recent filings

Accepted (ET)
Jul 284
CESARIO FRANK0001140361-25-027575
SEC(opens sec.gov)
Nov 154
CESARIO FRANK0000950170-24-127612
SEC(opens sec.gov)
Jan 194
CESARIO FRANK0001437749-18-000816
SEC(opens sec.gov)
Nov 174
CESARIO FRANK0001209191-17-061418
SEC(opens sec.gov)
Nov 164
CESARIO FRANK0001209191-17-061053
SEC(opens sec.gov)
Feb 224
NANOPHASE TECHNOLOGIES Corp0001209191-17-013225
SEC(opens sec.gov)
Feb 244
NANOPHASE TECHNOLOGIES Corp0001209191-16-101800
SEC(opens sec.gov)
Feb 264
NANOPHASE TECHNOLOGIES CORPORATION0001209191-15-018879
SEC(opens sec.gov)

Companies

Address

1319 MARQUETTE DRIVE

ROMEOVILLE, IL, 60446