NYSE American · FSI · stock

Flexible Solutions International INC (FSI) stock price history

Every NYSE American trading session of Flexible Solutions International INC from Oct 12, 1999 to Sep 28, 2026: 6,781 daily bars, adjusted for splits and dividends, with minute bars from Jul 13, 2026 forward. The full series is served by the API: a free key covers the last year, paid plans the whole history and minute bars.

FSI adjusted close, 1999 to 2026

FSIFlexible Solutions International INC
$5.80-39.0% over one year
20052010201520202025
$11.25
All time high, 2025
$10.50
52 week high, $4.85 low
6,781
Daily sessions since 1999

Last updated Sep 28, 2026, the last stored session. Refreshes after each trading day. Full 1999 to 2026 series and minute bars.

FSI key facts

  • Flexible Solutions International INC (FSI) closed at $5.80 on Sep 28, 2026 on NYSE American.
  • FSI's all time high close is $11.25, set on Aug 29, 2025; its all time low close is $0.0018 on Oct 12, 1999.
  • FSI's 52 week range is $4.85 to $10.50.
  • FSI returned -39.0% over the year to Sep 28, 2026 and +66.7% over five years.
  • Over ten years FSI returned +202%, +11.7% a year compounded.
  • FSI's deepest drawdown was -88.8% from Dec 24, 2003 to May 9, 2014.
  • DataCedar holds 6,781 daily sessions of FSI history from Oct 12, 1999 and minute bars from Jul 13, 2026, adjusted for splits and dividends, served by the API under a key.

FSI price chart, 1999 to 2026

FSI adjusted close, Oct 12, 1999 to Sep 28, 2026$0.0018$0.0305$0.5302$9.22200020052010201520202025
Adjusted daily close, log scale. 260 sampled points across the full history; the API serves every session.

FSI returns

Price return from the last close on or before the window start to Sep 28, 2026, on adjusted closes.

PeriodReturn
1 month-0.1%
3 months-15.0%
6 months+9.2%
Year to date-13.2%
1 year-39.0%
3 years+121.5%
5 years+66.7%
10 years+202.1%
Since Oct 12, 1999+330,717%
Compound annual growth, 27.0 years+35.1%

FSI records

Measured on the stored closes; every figure is reproducible from the API series.

All time high close
$11.25 on Aug 29, 2025
All time low close
$0.0018 on Oct 12, 1999
52 week high
$10.50 on Oct 2, 2025
52 week low
$4.85 on Aug 17, 2026
Deepest drawdown
-88.8% from Dec 24, 2003 to May 9, 2014, recovered Jan 16, 2025
Best single session
+3,567% on Oct 14, 1999
Worst single session
-75.0% on Feb 29, 2000
Volatility, 1 year annualised
46.8%
Sessions closing higher, 1 year
42%
Growth of 1 since 1999
3,308×
Best calendar year
2000, +473%
Worst calendar year
2007, -60%

FSI price history by year

Open is the first session's open, high and low span the year, close is the last session's close, and the return is close over the previous year's close. 1999 starts on Oct 12, 1999; 2026 runs to Sep 28, 2026.

YearOpenHighLowCloseReturnVolumeSessions
2026$6.74$7.52$4.85$5.80-13.8%4.3M185
2025$3.69$11.48$3.38$6.72+90.6%33.3M250
2024$1.87$4.34$1.59$3.53+89.0%7.4M252
2023$2.99$3.36$1.33$1.87-37.3%5M250
2022$3.78$4.32$1.45$2.98-20.3%10.7M251
2021$2.40$5.43$2.31$3.74+56.2%19.3M252
2020$2.54$2.88$0.8264$2.39-3.1%14.7M253
2019$1.21$4.41$1.10$2.47+108.7%27.1M252
2018$1.61$1.84$1.08$1.18-25.8%4.3M251
2017$1.14$2.27$1.13$1.60+36.8%12.3M251
2016$0.8591$2.11$0.6575$1.17+33.7%20.8M252
2015$0.9906$2.51$0.5786$0.8722-12.2%23.8M252
2014$0.8153$1.70$0.4576$0.9932+18.0%36.2M252
2013$0.9730$1.33$0.6224$0.8416-16.5%4M252
2012$1.99$2.29$0.8942$1.01-48.9%3.8M250
2011$1.12$2.97$1.07$1.97+75.8%5.4M252
2010$1.50$2.01$0.8810$1.12-23.8%2.7M252
2009$2.01$2.17$0.8600$1.47-26.6%2.5M252
2008$1.23$2.49$0.8328$2.01+63.6%2.2M253
2007$3.07$3.79$1.03$1.23-60.0%3.4M251
2006$2.54$3.90$1.67$3.07+20.7%3.6M251
2005$3.51$4.51$2.37$2.54-28.2%3M252
2004$4.39$4.60$2.45$3.54-18.5%3.5M252
2003$3.02$4.69$1.97$4.35+43.8%2M252
2002$1.23$3.68$1.14$3.02+146.4%4.1M252
2001$0.6022$2.64$0.5873$1.23+103.8%948.6K248
2000$0.1052$0.8766$0.0438$0.6022+472.5%2.2M252
1999$0.0053$0.3287$0.0018$0.1052n/a458K57

FSI monthly closes, last 12 months

MonthMonth end closeChange
September 2026$5.80-2.7%
August 2026$5.96+18.3%
July 2026$5.04-24.3%
June 2026$6.66+0.2%
May 2026$6.65+7.3%
April 2026$6.20+14.8%
March 2026$5.40+1.0%
February 2026$5.35-7.3%
January 2026$5.77-14.2%
December 2025$6.72-1.4%
November 2025$6.82-24.7%
October 2025$9.06-6.0%

About the FSI data

Daily bars. 6,781 sessions from Oct 12, 1999 to Sep 28, 2026, one row per NYSE American trading day with open, high, low, close and volume. Prices are adjusted for splits and cash dividends so the series is comparable across its whole length; the API also serves the raw, split only and dividend only views.

Minute bars. Stored from Jul 13, 2026 forward, most recent session Sep 28, 2026. Minute history is captured from the day collection began and is never backfilled, so this start date is exact. Five minute, fifteen minute and hourly bars are derived from these minutes.

Time and currency. Session dates are NYSE American trading days; minute timestamps are UTC. Prices are in USD. Volume is shares traded on the session.

Get the data. The REST endpoint returns the daily series as JSON with pagination; a free key serves the last year, Quant and above the full history back to Oct 12, 1999, and minute bars come with the paid windows. It takes timeframe (1Min, 5Min, 15Min, 1Hour, 1Day), adjustment, start and end. See the bars endpoint and authentication, and pricing for the plan windows.

curl "https://api.datacedar.com/v3/stocks/FSI/bars?timeframe=1Day&adjustment=all&limit=50000" \
  -H "X-API-Key: YOUR_KEY"

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Common questions

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