DEFSEC Technologies - 5 Year Stock Price History | DFSC

Historical daily share price chart and data for DEFSEC Technologies since 2020 adjusted for splits and dividends. The latest closing stock price for DEFSEC Technologies as of August 11, 2025 is 3.98.
  • The all-time high DEFSEC Technologies stock closing price was 28224.00 on September 10, 2021.
  • The DEFSEC Technologies 52-week high stock price is 63.66, which is 1499.5% above the current share price.
  • The DEFSEC Technologies 52-week low stock price is 3.57, which is 10.3% below the current share price.
  • The average DEFSEC Technologies stock price for the last 52 weeks is 14.31.
For more information on how our historical price data is adjusted see the Stock Price Adjustment Guide.
DEFSEC Technologies Historical Annual Stock Price Data
Year Average Stock Price Year Open Year High Year Low Year Close Annual % Change
2025 7.8122 15.9621 17.5329 3.7400 3.9800 -72.93%
2024 114.7590 205.5900 310.8000 11.5584 14.7000 -92.22%
2023 460.5188 527.1000 751.8000 140.9100 189.0000 -65.12%
2022 4027.6641 14553.0000 14553.0000 17.0100 541.8000 -96.20%
2021 18917.3072 14550.1000 28224.0000 9550.5900 14259.0000 -7.62%
Sector Industry Market Cap Revenue
Aerospace Aerospace and Defense Equipment $0.003B $0.001B
DEFSEC Technologies Inc. provide advanced tactical systems for the defense and public security market. DEFSEC Technologies Inc., formerly known as KWESST Micro Systems Inc., is based in Ottawa, Ontario.
Stock Name Country Market Cap PE Ratio
Rolls-Royce Holdings (RYCEY) United Kingdom $123.260B 0.00
Transdigm Group (TDG) United States $78.314B 40.54
Bae Systems (BAESY) United Kingdom $70.572B 0.00
Axon Enterprise (AXON) United States $66.140B 412.99
Heico (HEI) United States $43.594B 73.22
Heico (HEI.A) United States $34.196B 57.44
Saab AB - (SAABY) Sweden $27.984B 42.85
Teledyne Technologies (TDY) United States $25.598B 26.28
Rocket Lab (RKLB) United States $20.621B 0.00
Elbit Systems (ESLT) Israel $19.979B 47.21
Curtiss-Wright (CW) United States $17.800B 38.44
BWX Technologies (BWXT) United States $16.378B 48.69
Woodward (WWD) United States $14.899B 40.01
FTAI Aviation (FTAI) United States $13.956B 33.68
AeroVironment (AVAV) United States $12.210B 75.67
Leonardo DRS (DRS) United States $11.041B 39.51
Kratos Defense & Security Solutions (KTOS) United States $9.802B 206.07
CAE Inc (CAE) Canada $9.160B 32.84
Loar Holdings (LOAR) United States $6.326B 130.04
Moog (MOG.B) United States $6.168B 23.66
Karman Holdings (KRMN) United States $6.058B 0.00
Moog (MOG.A) United States $6.003B 23.03
Hexcel (HXL) United States $4.799B 32.43
Spirit Aerosystems Holdings (SPR) United States $4.681B 0.00
Mercury Systems Inc (MRCY) United States $3.157B 0.00
AAR (AIR) United States $2.690B 19.18
Voyager Technologies (VOYG) United States $1.639B 0.00
Ducommun (DCO) United States $1.334B 25.90
EHang Holdings (EH) China $1.286B 0.00
Astronics (ATRO) United States $1.080B 18.49
Sky Harbour Group (SKYH) United States $0.786B 0.00
TAT Technologies (TATT) Israel $0.465B 31.63
AerSale (ASLE) United States $0.390B 41.30
Park Aerospace (PKE) United States $0.347B 43.70
Innovative Solutions And Support (ISSC) United States $0.311B 26.76
Outdoor Holding (POWW) United States $0.134B 0.00
GrabAGun Digital Holdings (PEW) United States $0.104B 0.00
Optex Systems Holdings (OPXS) United States $0.095B 19.27
Astrotech (ASTC) United States $0.009B 0.00