Flexible Solutions International Inc (FSI)

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Financial charts

Revenue

Net income

Free cash flow

Total cash / debt

CashTotal debt

Financial statements

16 annual periodsNewest to oldest
2025202420232022202120202019201820172016201520142013201220112010
Revenue$38.5M$38.2M$38.3M$45.8M$34.4M$31.4M$27.4M$17.8M$15.5M$16.2M$15.9M$15.9M$15.8M$16.4M$15.5M$11.5M
Gross profit$12.5M$13.2M$10.4M$13.9M$11.4M$9.8M$8.6M$5.6M$6.0M$7.0M$6.2M$5.1M$4.5M$5.3M$5.9M$4.5M
Gross margin32.56%34.63%27.25%30.25%33.11%31.10%31.42%31.62%38.63%43.02%39.01%32.31%28.67%32.15%37.73%38.93%
Research & development$615,292$329,952$158,246$99,275$116,411$81,422$123,660$135,930$98,928$95,098$95,265$134,981$123,772$68,254$73,200$70,993
Operating expenses$7.9M$7.7M$6.9M$6.8M$5.9M$5.6M$6.7M$4.3M$4.5M$3.9M$3.9M$4.5M$5.4M$5.3M$4.5M$4.0M
Operating income$4.6M$5.5M$3.5M$7.1M$5.5M$4.1M$1.9M$1.3M$1.5M$3.1M$2.4M$660,778−$894,364−$34,067$1.3M$500,100
Operating margin11.95%14.43%9.14%15.38%15.93%13.11%6.95%7.33%9.75%18.99%14.78%4.15%−5.66%−0.21%8.43%4.35%
EBITDA$6.6M$7.5M$5.2M$8.3M$6.4M$5.0M$2.5M$1.6M$1.8M$3.6M$2.9M$1.4M$384,891$1.2M$1.6M$856,897
EBITDA margin17.05%19.54%13.54%18.17%18.74%15.82%9.21%9.25%11.50%22.22%18.32%9.00%2.44%7.38%10.56%7.46%
Net income$786,894$3.0M$2.8M$7.0M$3.4M$3.0M$1.9M$2.5M$1.8M$1.8M$1.5M$403,345$1.8M−$1.1M$182,990−$190,080
Net profit margin2.04%7.95%7.24%15.32%10.02%9.48%6.97%13.97%11.33%11.04%9.46%2.54%11.53%−6.61%1.18%−1.65%
Basic EPSper basic share$0.06$0.24$0.22$0.57$0.28$0.24$0.16$0.21$0.15$0.16$0.11$0.03$0.14-$0.08$0.01-$0.01
Diluted EPSper diluted share$0.06$0.24$0.22$0.56$0.28$0.24$0.16$0.21$0.15$0.15$0.11$0.03$0.14-$0.08$0.01—

Owners

Reported shareholders

Reference date Jun 30, 2026
O BRIEN DANIEL B · ≈35.99% of listed sharesRENAISSANCE TECHNOLOGIES LLC · 2.58% of listed sharesVANGUARD CAPITAL MANAGEMENT LLC · 2.21% of listed sharesDIMENSIONAL FUND ADVISORS LP · 0.75% of listed sharesNorth Star Investment Management Corp. · 0.70% of listed sharesBeartown Capital Management, LLC · 0.59% of listed sharesRegal Investment Advisors LLC · 0.34% of listed sharesCITADEL ADVISORS LLC · 0.33% of listed sharesRothschild Wealth LLC · 0.24% of listed sharesESSEX INVESTMENT MANAGEMENT CO LLC · 0.21% of listed sharesBlackRock, Inc. · 0.20% of listed sharesJAMES INVESTMENT RESEARCH, INC. · 0.14% of listed sharesNewEdge Advisors, LLC · 0.14% of listed sharesCrestwood Advisors Group, LLC · 0.12% of listed sharesQuantinno Capital Management LP · 0.12% of listed sharesStrait & Sound Wealth Management LLC · 0.11% of listed sharesXTX Topco Ltd · 0.09% of listed sharesHelina Robert Thomas · ≈0.08% of listed sharesVANGUARD FIDUCIARY TRUST CO · 0.05% of listed sharesCovestor Ltd · 0.05% of listed shares
≈35.99%of listed shares
O BRIEN DANIEL B4.6M shares · Feb 3, 2026
View holders
Top 20 reported holders of FSI
Holder% owned
O BRIEN DANIEL B
≈35.99%4.6M shares
RENAISSANCE TECHNOLOGIES LLC
2.58%329.75K shares
VANGUARD CAPITAL MANAGEMENT LLC
2.21%282.12K shares
DIMENSIONAL FUND ADVISORS LP
0.75%96.12K shares
North Star Investment Management Corp.
0.70%90K shares
Beartown Capital Management, LLC
0.59%74.75K shares
Regal Investment Advisors LLC
0.34%43.19K shares
CITADEL ADVISORS LLC
0.33%41.51K shares
Rothschild Wealth LLC
0.24%30.3K shares
ESSEX INVESTMENT MANAGEMENT CO LLC
0.21%26.18K shares
BlackRock, Inc.
0.20%25.24K shares
JAMES INVESTMENT RESEARCH, INC.
0.14%18.3K shares
NewEdge Advisors, LLC
0.14%18.3K shares
Crestwood Advisors Group, LLC
0.12%15.29K shares
Quantinno Capital Management LP
0.12%15.29K shares
Strait & Sound Wealth Management LLC
0.11%14.23K shares
XTX Topco Ltd
0.09%11.23K shares
Helina Robert Thomas
≈0.08%10K shares
VANGUARD FIDUCIARY TRUST CO
0.05%6.71K shares
Covestor Ltd
0.05%6.16K shares

Percentages use 12.77M shares of this listed class outstanding on Jun 30, 2026. ≈ compares the latest reported holding with a share total from a different date; it is not a confirmed current stake.

Gray completes the 100% scale. Reported positions may overlap; holders have different reporting dates.

Source: SEC Form 4/A ↗Updated Sep 29, 2026 · Quarterly data

Insider buys & sells

Jul 1, 2024–Jun 30, 2026
Buys0$0.00 disclosed value
Sells (SEC code S)5$788.6K disclosed value
5 recent transactions
TransactionInsiderTypeSharesPriceValueOwned after
Feb 3, 2026Form 4/AO BRIEN DANIEL BChief Executive OfficerSellCommon Stock16.5K$5.78$95.4K4.60M
Feb 3, 2026Form 4O BRIEN DANIEL BChief Executive OfficerSellCommon Stock12.5K$5.88$73.5K4.60M
Jan 29, 2026Form 4O BRIEN DANIEL BChief Executive OfficerSellCommon Stock4.0K$5.89$23.6K4.61M
Jan 28, 2026Form 4O BRIEN DANIEL BChief Executive OfficerSellCommon Stock45.5K$5.84$265.7K4.62M
Jan 27, 2026Form 4O BRIEN DANIEL BChief Executive OfficerSellCommon Stock56.0K$5.90$330.4K4.66M

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