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United States Chemicals

Flexible Solutions International Inc (FSI)

Track

The most recent insider trading activity occurred on February 3, 2026, with a SELL transaction by Chief Executive Officer Daniel B. O'Brien valued at $73,500. Prior to this, several SELL transactions by Mr. O'Brien and a PROPOSED_SALE by Daniel B. O'Brien were noted in late January 2026. The last reported BUY transaction was on June 20, 2023.
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Ticker: FSI Exchange: ASE
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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Activity signal Earnings
Top insiders
Trades
O BRIEN DANIEL B
Chief Executive Officer
1 sale — total 73,500 USD
Sale 3 Feb 2026
Value US$2,325,378.57 | Price 448.63 | Shares 98,171
Sale 29 Jan 2026
Value US$3,890,173.88 | Price 319.74 | Shares 28,967
Sale 28 Jan 2026
Value US$265,720.00 | Price 5.84 | Shares 45,500
Sale 27 Jan 2026
Value US$330,400.00 | Price 5.90 | Shares 56,000
Proposed sale 27 Jan 2026
Value US$747,500.00 | Price 5.98 | Shares 125,000
Proposed sale 22 Oct 2024
Value US$168,955.00 | Price 3.52 | Shares 48,000
Sale 16 Nov 2023
Value US$148,463.91 | Price 1.57 | Shares 94,563
Proposed sale 20 Oct 2023
Value US$271,094.00 | Price 2.18 | Shares 124,355
Sale 21 Jul 2023
Value US$24,565.06 | Price 2.64 | Shares 9,312
Sale 20 Jul 2023
Value US$53,184.60 | Price 2.65 | Shares 20,100
Sale 19 Jul 2023
Value US$46,803.37 | Price 2.65 | Shares 17,647
Sale 22 Jun 2023
Value US$14,008.40 | Price 2.80 | Shares 5,003
Sale 21 Jun 2023
Value US$11,519.20 | Price 2.80 | Shares 4,114
Buy 20 Jun 2023
Value US$13,250.00 | Price 2.65 | Shares 5,000
Sale 13 Jun 2023
Value US$2,337.58 | Price 2.83 | Shares 826
Sale 12 Jun 2023
Value US$171.00 | Price 2.85 | Shares 60
Sale 8 Jun 2023
Value US$14,450.00 | Price 2.89 | Shares 5,000
Proposed sale 31 May 2023
Value US$158,632.00 | Price 2.78 | Shares 57,062
Sale 22 May 2023
Value US$14,400.00 | Price 2.88 | Shares 5,000
Sale 4 May 2023
Value US$13,573.00 | Price 2.77 | Shares 4,900
Sale 3 May 2023
Value US$8,547.15 | Price 2.85 | Shares 2,999
Sale 26 Apr 2023
Value US$28,197.00 | Price 3.00 | Shares 9,399
Sale 24 Apr 2023
Value US$1,080.16 | Price 3.14 | Shares 344
Sale 21 Apr 2023
Value US$1,799.22 | Price 3.14 | Shares 573
Sale 19 Apr 2023
Value US$72,336.18 | Price 3.14 | Shares 23,037
Sale 18 Apr 2023
Value US$734.76 | Price 3.14 | Shares 234
Sale 17 Apr 2023
Value US$5,446.35 | Price 3.15 | Shares 1,729
Sale 14 Mar 2023
Value US$2,823.00 | Price 3.00 | Shares 941
Sale 13 Mar 2023
Value US$14,260.00 | Price 3.10 | Shares 4,600
Sale 10 Mar 2023
Value US$12,600.00 | Price 3.00 | Shares 4,200
Sale 8 Mar 2023
Value US$32,209.00 | Price 3.10 | Shares 10,390
Sale 6 Mar 2023
Value US$2,496.00 | Price 3.12 | Shares 800
Sale 3 Mar 2023
Value US$4,991.00 | Price 3.10 | Shares 1,610
Sale 2 Mar 2023
Value US$1,400.44 | Price 3.14 | Shares 446
Sale 1 Mar 2023
Value US$624.00 | Price 3.12 | Shares 200
Sale 28 Feb 2023
Value US$15,838.20 | Price 3.15 | Shares 5,028
Sale 27 Feb 2023
Value US$2,700.10 | Price 3.10 | Shares 871
Sale 24 Feb 2023
Value US$3,740.88 | Price 3.12 | Shares 1,199
Sale 23 Feb 2023
Value US$31,197.60 | Price 3.15 | Shares 9,904
Sale 22 Feb 2023
Value US$15,524.80 | Price 3.10 | Shares 5,008
Sale 21 Feb 2023
Value US$3,521.70 | Price 3.15 | Shares 1,118
Sale 17 Feb 2023
Value US$55,329.94 | Price 3.14 | Shares 17,621
Sale 15 Feb 2023
Value US$45,594.45 | Price 3.05 | Shares 14,949
Sale 14 Feb 2023
Value US$4,438.00 | Price 3.17 | Shares 1,400
Proposed sale 10 Feb 2023
Value US$397,670.00 | Price 3.22 | Shares 123,500
Sale 19 Jan 2023
Value US$15,250.00 | Price 3.05 | Shares 5,000
Sale 18 Jan 2023
Value US$15,450.00 | Price 3.09 | Shares 5,000
Sale 17 Jan 2023
Value US$16,300.00 | Price 3.26 | Shares 5,000
Sale 6 Jun 2016
Value US$4,620.00 | Price 1.40 | Shares 3,300
Sale 6 Jun 2016
Value US$290.00 | Price 1.45 | Shares 200
Sale 6 Jun 2016
Value US$142.01 | Price 1.42 | Shares 100
Sale 6 Jun 2016
Value US$143.00 | Price 1.43 | Shares 100
Sale 6 Jun 2016
Value US$143.00 | Price 1.43 | Shares 100
Sale 6 Jun 2016
Value US$127.80 | Price 1.42 | Shares 90
Sale 6 Jun 2016
Value US$1,648.74 | Price 1.42 | Shares 1,161
Sale 6 Jun 2016
Value US$4,686.00 | Price 1.42 | Shares 3,300
Sale 6 Jun 2016
Value US$288.00 | Price 1.44 | Shares 200
Sale 6 Jun 2016
Value US$4,686.00 | Price 1.42 | Shares 3,300
Sale 6 Jun 2016
Value US$3,267.42 | Price 1.42 | Shares 2,301
Sale 6 Jun 2016
Value US$1,560.69 | Price 1.42 | Shares 1,099
Sale 6 Jun 2016
Value US$4,219.50 | Price 1.45 | Shares 2,910
Sale 6 Jun 2016
Value US$1,361.64 | Price 1.45 | Shares 939
Sale 6 Jun 2016
Value US$1,278.00 | Price 1.42 | Shares 900
Sale 25 Jan 2007
Value US$4,000.00 | Price 4.00 | Shares 1,000
Sale 24 Jan 2007
Value US$16,200.00 | Price 4.05 | Shares 4,000
Sale 15 Aug 2005
Value US$22,250.00 | Price 4.45 | Shares 5,000
Sale 28 Jun 2004
Value US$1,551.00 | Price 5.17 | Shares 300
Sale 28 Jun 2004
Value US$12,360.00 | Price 5.15 | Shares 2,400
Sale 25 Jun 2004
Value US$516.00 | Price 5.16 | Shares 100
Sale 25 Jun 2004
Value US$24,205.00 | Price 5.15 | Shares 4,700
Sale 24 Jun 2004
Value US$10,300.00 | Price 5.15 | Shares 2,000
Sale 1 Jun 2004
Value US$4,128.00 | Price 5.16 | Shares 800
Sale 1 Jun 2004
Value US$26,780.00 | Price 5.15 | Shares 5,200
Sale 28 May 2004
Value US$37,080.00 | Price 5.15 | Shares 7,200
Sale 28 May 2004
Value US$15,600.00 | Price 5.20 | Shares 3,000
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value 		Number of shares Price Value Details
2026-02-05 2026-02-03 S Sale
3.2
O BRIEN DANIEL B

Chief Executive Officer

Executive Director Large shareholder
98,171 +9.4%
448.63
US$2,325,379 		98,171 +9.4% 448.63 US$2,325,379
2026-02-02 2026-01-29 S Sale
3.2
O BRIEN DANIEL B

Chief Executive Officer

Executive Director Large shareholder
28,967 +48.6%
319.74
US$3,890,174 		28,967 +48.6% 319.74 US$3,890,174
2026-01-29 2026-01-28 S Sale
3.2
O BRIEN DANIEL B

Chief Executive Officer

Executive Director Large shareholder
90,547 +31.0%
110.64
US$4,392,315 		90,547 +31.0% 110.64 US$4,392,315
2026-01-29 2026-01-27 S Sale
3.2
O BRIEN DANIEL B

Chief Executive Officer

Executive Director Large shareholder
56,000 -1.2%
5.90
US$330,400 		56,000 -1.2% 5.90 US$330,400
2026-01-27 2026-01-27 PrS Proposed sale
3.2
Daniel B. O'Brien

Officer/Director

Executive Director
125,000
5.98
US$747,500 		125,000 5.98 US$747,500
2024-10-22 2024-10-22 PrS Proposed sale
Lee Patricia J

Member of immediate family of any of the foregoing
48,000
3.52
US$168,955 		48,000 3.52 US$168,955
2023-11-17 2023-11-16 S Sale
3.2
O BRIEN DANIEL B

Chief Executive Officer

Executive Director
94,563 -2.2%
1.57
US$148,464 		94,563 -2.2% 1.57 US$148,464
2023-10-20 2023-10-20 PrS Proposed sale
3.2
Daniel B. O'Brien

Officer/Director

Executive Director
124,355
2.18
US$271,094 		124,355 2.18 US$271,094
2023-07-26 2023-07-21 S Sale
3.2
O BRIEN DANIEL B

Chief Executive Officer

Executive Director
9,312 -0.2%
2.64
US$24,565 		9,312 -0.2% 2.64 US$24,565
2023-07-21 2023-07-20 S Sale
3.2
O BRIEN DANIEL B

Chief Executive Officer

Executive Director
20,100 -0.5%
2.65
US$53,185 		20,100 -0.5% 2.65 US$53,185
2023-07-21 2023-07-19 S Sale
3.2
O BRIEN DANIEL B

Chief Executive Officer

Executive Director
17,647 -0.4%
2.65
US$46,803 		17,647 -0.4% 2.65 US$46,803
2023-06-23 2023-06-22 S Sale
3.2
O BRIEN DANIEL B

Chief Executive Officer

Executive Director
5,003 -0.1%
2.80
US$14,008 		5,003 -0.1% 2.80 US$14,008
2023-06-23 2023-06-21 S Sale
3.2
O BRIEN DANIEL B

Chief Executive Officer

Executive Director
4,114 -0.1%
2.80
US$11,519 		4,114 -0.1% 2.80 US$11,519
2023-06-21 2023-06-20 B Purchase
2.0
Fyles Thomas Murray
Non-Executive Director
5,000 +33.3%
2.65
US$13,250 		5,000 +33.3% 2.65 US$13,250
2023-06-14 2023-06-13 S Sale
3.2
O BRIEN DANIEL B

Chief Executive Officer

Executive Director
826 -0.0%
2.83
US$2,338 		826 -0.0% 2.83 US$2,338
2023-06-14 2023-06-12 S Sale
3.2
O BRIEN DANIEL B

Chief Executive Officer

Executive Director
60 -0.0%
2.85
US$171 		60 -0.0% 2.85 US$171
2023-06-12 2023-06-08 S Sale
2.9
Helina Robert Thomas
Non-Executive Director
5,000 -50.0%
2.89
US$14,450 		5,000 -50.0% 2.89 US$14,450
2023-05-31 2023-05-31 PrS Proposed sale
3.2
Daniel B. O'Brien

Officer/Director

Executive Director
57,062
2.78
US$158,632 		57,062 2.78 US$158,632
2023-05-30 2023-05-22 S Sale
2.9
Helina Robert Thomas
Non-Executive Director
5,000 -33.3%
2.88
US$14,400 		5,000 -33.3% 2.88 US$14,400
2023-05-05 2023-05-04 S Sale
3.2
O BRIEN DANIEL B

Chief Executive Officer

Executive Director
4,900 -0.1%
2.77
US$13,573 		4,900 -0.1% 2.77 US$13,573
2023-05-05 2023-05-03 S Sale
3.2
O BRIEN DANIEL B

Chief Executive Officer

Executive Director
2,999 -0.1%
2.85
US$8,547 		2,999 -0.1% 2.85 US$8,547
2023-04-27 2023-04-26 S Sale
3.2
O BRIEN DANIEL B

Chief Executive Officer

Executive Director
9,399 -0.2%
3.00
US$28,197 		9,399 -0.2% 3.00 US$28,197
2023-04-25 2023-04-24 S Sale
3.2
O BRIEN DANIEL B

Chief Executive Officer

Executive Director
344 -0.0%
3.14
US$1,080 		344 -0.0% 3.14 US$1,080
2023-04-25 2023-04-21 S Sale
3.2
O BRIEN DANIEL B

Chief Executive Officer

Executive Director
573 -0.0%
3.14
US$1,799 		573 -0.0% 3.14 US$1,799
2023-04-20 2023-04-19 S Sale
3.2
O BRIEN DANIEL B

Chief Executive Officer

Executive Director
23,037 -0.5%
3.14
US$72,336 		23,037 -0.5% 3.14 US$72,336
2023-04-20 2023-04-18 S Sale
3.2
O BRIEN DANIEL B

Chief Executive Officer

Executive Director
234 -0.0%
3.14
US$735 		234 -0.0% 3.14 US$735
2023-04-18 2023-04-17 S Sale
3.2
O BRIEN DANIEL B

Chief Executive Officer

Executive Director
1,729 -0.0%
3.15
US$5,446 		1,729 -0.0% 3.15 US$5,446
2023-03-16 2023-03-14 S Sale
3.2
O BRIEN DANIEL B

Chief Executive Officer

Executive Director
941 -0.0%
3.00
US$2,823 		941 -0.0% 3.00 US$2,823
2023-03-14 2023-03-13 S Sale
3.2
O BRIEN DANIEL B

Chief Executive Officer

Executive Director
4,600 -0.1%
3.10
US$14,260 		4,600 -0.1% 3.10 US$14,260
2023-03-14 2023-03-10 S Sale
3.2
O BRIEN DANIEL B

Chief Executive Officer

Executive Director
4,200 -0.1%
3.00
US$12,600 		4,200 -0.1% 3.00 US$12,600
2023-03-10 2023-03-08 S Sale
3.2
O BRIEN DANIEL B

Chief Executive Officer

Executive Director
10,390 -0.2%
3.10
US$32,209 		10,390 -0.2% 3.10 US$32,209
2023-03-08 2023-03-06 S Sale
3.2
O BRIEN DANIEL B

Chief Executive Officer

Executive Director
800 -0.0%
3.12
US$2,496 		800 -0.0% 3.12 US$2,496
2023-03-06 2023-03-03 S Sale
3.2
O BRIEN DANIEL B

Chief Executive Officer

Executive Director
1,610 -0.0%
3.10
US$4,991 		1,610 -0.0% 3.10 US$4,991
2023-03-06 2023-03-02 S Sale
3.2
O BRIEN DANIEL B

Chief Executive Officer

Executive Director
446 -0.0%
3.14
US$1,400 		446 -0.0% 3.14 US$1,400
2023-03-02 2023-03-01 S Sale
3.2
O BRIEN DANIEL B

Chief Executive Officer

Executive Director
200 -0.0%
3.12
US$624 		200 -0.0% 3.12 US$624
2023-03-02 2023-02-28 S Sale
3.2
O BRIEN DANIEL B

Chief Executive Officer

Executive Director
5,028 -0.1%
3.15
US$15,838 		5,028 -0.1% 3.15 US$15,838
2023-02-28 2023-02-27 S Sale
3.2
O BRIEN DANIEL B

Chief Executive Officer

Executive Director
871 -0.0%
3.10
US$2,700 		871 -0.0% 3.10 US$2,700
2023-02-28 2023-02-24 S Sale
3.2
O BRIEN DANIEL B

Chief Executive Officer

Executive Director
1,199 -0.0%
3.12
US$3,741 		1,199 -0.0% 3.12 US$3,741
2023-02-24 2023-02-23 S Sale
3.2
O BRIEN DANIEL B

Chief Executive Officer

Executive Director
9,904 -0.2%
3.15
US$31,198 		9,904 -0.2% 3.15 US$31,198
2023-02-24 2023-02-22 S Sale
3.2
O BRIEN DANIEL B

Chief Executive Officer

Executive Director
5,008 -0.1%
3.10
US$15,525 		5,008 -0.1% 3.10 US$15,525
2023-02-22 2023-02-21 S Sale
3.2
O BRIEN DANIEL B

Chief Executive Officer

Executive Director
1,118 -0.0%
3.15
US$3,522 		1,118 -0.0% 3.15 US$3,522
2023-02-22 2023-02-17 S Sale
3.2
O BRIEN DANIEL B

Chief Executive Officer

Executive Director
17,621 -0.4%
3.14
US$55,330 		17,621 -0.4% 3.14 US$55,330
2023-02-17 2023-02-15 S Sale
3.2
O BRIEN DANIEL B

Chief Executive Officer

Executive Director
14,949 -0.3%
3.05
US$45,594 		14,949 -0.3% 3.05 US$45,594
2023-02-15 2023-02-14 S Sale
3.2
O BRIEN DANIEL B

Chief Executive Officer

Executive Director
1,400 -0.0%
3.17
US$4,438 		1,400 -0.0% 3.17 US$4,438
2023-02-09 2023-02-10 PrS Proposed sale
3.2
Daniel B. O'Brien

Officer/Director

Executive Director
123,500
3.22
US$397,670 		123,500 3.22 US$397,670
2023-02-07 2023-01-19 S Sale
2.9
Helina Robert T
Non-Executive Director
5,000 -33.3%
3.05
US$15,250 		5,000 -33.3% 3.05 US$15,250
2023-02-07 2023-01-18 S Sale
2.9
Helina Robert T
Non-Executive Director
5,000 -25.0%
3.09
US$15,450 		5,000 -25.0% 3.09 US$15,450
2023-02-07 2023-01-17 S Sale
2.9
Helina Robert T
Non-Executive Director
5,000 -20.0%
3.26
US$16,300 		5,000 -20.0% 3.26 US$16,300
2016-06-07 2016-06-06 S Sale
3.6
BIENTJES JOHN H
Non-Executive Director
3,300 -100.0%
1.40
US$4,620 		3,300 -100.0% 1.40 US$4,620
2016-06-07 2016-06-06 S Sale
3.6
BIENTJES JOHN H
Non-Executive Director
200 -5.7%
1.45
US$290 		200 -5.7% 1.45 US$290
2016-06-07 2016-06-06 S Sale BIENTJES JOHN H Non-Executive Director
3,300 -48.5%
1.42
US$4,686 		3,300 -48.5% 1.42 US$4,686
2016-06-07 2016-06-06 S Sale
3.6
BIENTJES JOHN H
Non-Executive Director
100 -1.4%
1.42
US$142 		100 -1.4% 1.42 US$142
2016-06-07 2016-06-06 S Sale
3.6
BIENTJES JOHN H
Non-Executive Director
100 -1.4%
1.43
US$143 		100 -1.4% 1.43 US$143
2016-06-07 2016-06-06 S Sale BIENTJES JOHN H Non-Executive Director
200 -2.8%
1.44
US$288 		200 -2.8% 1.44 US$288
2016-06-07 2016-06-06 S Sale BIENTJES JOHN H Non-Executive Director
3,300 -31.4%
1.42
US$4,686 		3,300 -31.4% 1.42 US$4,686
2016-06-07 2016-06-06 S Sale BIENTJES JOHN H Non-Executive Director
2,301 -18.0%
1.42
US$3,267 		2,301 -18.0% 1.42 US$3,267
2016-06-07 2016-06-06 S Sale BIENTJES JOHN H Non-Executive Director
1,099 -7.9%
1.42
US$1,561 		1,099 -7.9% 1.42 US$1,561
2016-06-07 2016-06-06 S Sale
3.6
BIENTJES JOHN H
Non-Executive Director
100 -0.7%
1.43
US$143 		100 -0.7% 1.43 US$143
2016-06-07 2016-06-06 S Sale
3.6
BIENTJES JOHN H
Non-Executive Director
90 -0.6%
1.42
US$128 		90 -0.6% 1.42 US$128
2016-06-07 2016-06-06 S Sale BIENTJES JOHN H Non-Executive Director
2,910 -17.1%
1.45
US$4,220 		2,910 -17.1% 1.45 US$4,220
2016-06-07 2016-06-06 S Sale BIENTJES JOHN H Non-Executive Director
939 -5.2%
1.45
US$1,362 		939 -5.2% 1.45 US$1,362
2016-06-07 2016-06-06 S Sale BIENTJES JOHN H Non-Executive Director
900 -4.8%
1.42
US$1,278 		900 -4.8% 1.42 US$1,278
2016-06-07 2016-06-06 S Sale
3.6
BIENTJES JOHN H
Non-Executive Director
1,161 -5.8%
1.42
US$1,649 		1,161 -5.8% 1.42 US$1,649
2007-01-25 2007-01-25 S Sale
3.6
BIENTJES JOHN H
Non-Executive Director
1,000 -4.8%
4.00
US$4,000 		1,000 -4.8% 4.00 US$4,000
2007-01-25 2007-01-24 S Sale
3.6
BIENTJES JOHN H
Non-Executive Director
4,000 -16.0%
4.05
US$16,200 		4,000 -16.0% 4.05 US$16,200
2005-08-17 2005-08-15 S Sale
3.6
BIENTJES JOHN H
Non-Executive Director
5,000 -16.7%
4.45
US$22,250 		5,000 -16.7% 4.45 US$22,250
2004-06-30 2004-06-28 S Sale O BRIEN DANIEL B

President/CEO

Executive Director Large shareholder
300 -0.0%
5.17
US$1,551 		300 -0.0% 5.17 US$1,551
2004-06-30 2004-06-28 S Sale O BRIEN DANIEL B

President/CEO

Executive Director Large shareholder
2,400 -0.1%
5.15
US$12,360 		2,400 -0.1% 5.15 US$12,360
2004-06-25 2004-06-25 S Sale O BRIEN DANIEL B

President/CEO

Executive Director Large shareholder
100 -0.0%
5.16
US$516 		100 -0.0% 5.16 US$516
2004-06-25 2004-06-25 S Sale O BRIEN DANIEL B

President/CEO

Executive Director Large shareholder
4,700 -0.1%
5.15
US$24,205 		4,700 -0.1% 5.15 US$24,205
2004-06-25 2004-06-24 S Sale O BRIEN DANIEL B

President/CEO

Executive Director Large shareholder
2,000 -0.0%
5.15
US$10,300 		2,000 -0.0% 5.15 US$10,300
2004-06-03 2004-06-01 S Sale O BRIEN DANIEL B

President/CEO

Executive Director Large shareholder
800 -0.0%
5.16
US$4,128 		800 -0.0% 5.16 US$4,128
2004-06-03 2004-06-01 S Sale O BRIEN DANIEL B

President/CEO

Executive Director Large shareholder
5,200 -0.1%
5.15
US$26,780 		5,200 -0.1% 5.15 US$26,780
2004-06-01 2004-05-28 S Sale O BRIEN DANIEL B

President/CEO

Executive Director Large shareholder
7,200 -0.2%
5.15
US$37,080 		7,200 -0.2% 5.15 US$37,080
2004-06-01 2004-05-28 S Sale O BRIEN DANIEL B

President/CEO

Executive Director Large shareholder
3,000 -0.1%
5.20
US$15,600 		3,000 -0.1% 5.20 US$15,600
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