Harmonic Drive Systems (HSYDF) Stock Chart & Stock Price History $20.41 +0.41 (+2.06%) As of 10/16/2025 12:52 PM Eastern Add Compare Share Share Chart Stock AnalysisChartHeadlinesShort InterestBuy This Stock Harmonic Drive Systems Stock Price Performance The Harmonic Drive Systems (HSYDF) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has decreased 6.79%, with a year-to-date return of -6.36%. In the past month, the stock has increased 6.82%, reflecting recent market activity. As of the latest close, Harmonic Drive Systems traded at $20.41 with a market cap of and volume of 25 shares. Receive HSYDF Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Harmonic Drive Systems and its competitors with MarketBeat's FREE daily newsletter. 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Read our full terms of service and privacy policy. 5 Day Performance-10.18%1 Month Performance+6.82%3 Month Performance+18.20%Year-To-Date PerformanceN/A1 Year PerformanceN/A HSYDF Stock Chart for Friday, October, 17, 2025 HSYDF Chart by TradingView Harmonic Drive Systems Stock Price History Daily Weekly Monthly Yearly Time Frame Custom Range 1 Month 3 Months 6 Months Year-to-Date 1 Year 3 Year 5 Year Time Frame Start Date End Date Export to Excel DateOpening PriceClosing PriceHighLowVolumeMarket Capitalization10/16/2025$20.00$20.41+2.06%$20.41$20.4125 shs$0.0010/15/2025$20.00$20.00$20.00$20.0050 shs$0.0010/14/2025$22.00$20.00-9.09%$20.00$20.0050 shs$0.0010/13/2025$22.73$22.00-3.19%$22.00$22.0069 shs$0.0010/10/2025$22.73$22.73$22.73$20.57700 shs$0.0010/09/2025$19.32$22.73+17.65%$22.73$20.57700 shs$0.0010/07/2025$19.32$19.32$19.32$19.3245 shs$0.0010/06/2025$18.49$19.32+4.46%$19.32$19.3245 shs$0.0010/01/2025$18.49$18.49$19.98$18.49175 shs$0.0009/30/2025$18.49$18.49$19.98$18.49175 shs$0.00 Get the Latest News and Ratings for HSYDF and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Harmonic Drive Systems and its competitors with MarketBeat's FREE daily newsletter. 09/29/2025$20.00$18.49-7.55%$19.98$18.49175 shs$0.0009/26/2025$19.08$20.00+4.82%$20.00$20.0025 shs$0.0009/25/2025$20.34$19.08-6.17%$19.08$19.00300 shs$0.0009/24/2025$20.42$20.34-0.42%$21.59$20.34102 shs$0.0009/23/2025$19.02$20.42+7.35%$20.42$19.601,350 shs$0.0009/22/2025$18.16$19.02+4.74%$19.02$19.025 shs$0.0009/19/2025$19.11$18.16-4.97%$18.16$18.1620 shs$0.0009/18/2025$19.11$19.11$19.11$18.80262 shs$0.0009/17/2025$17.85$19.11+7.06%$19.11$18.80262 shs$0.0009/16/2025$18.50$17.85-3.51%$17.85$17.8512 shs$0.00 Related Companies AALBF Stock Price Chart AFGVF Stock Price Chart ALFVF Stock Price Chart AMDWF Stock Price Chart ATVK Stock Price Chart AUUMF Stock Price Chart AUSI Stock Price Chart YMATF Stock Price Chart BCHHF Stock Price Chart CVAT Stock Price Chart Receive HSYDF Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Harmonic Drive Systems and its competitors with MarketBeat's FREE daily newsletter. 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