Historical Data
Fortinet Inc. (FTNT) Historical Prices & Returns
Daily FTNT high, low, close, volume rows. Returns, range, and realised volatility are computed only from the dated sessions shown below.
Section freshness
Prices as of Sep 18, 4:00 PM EDT · Fundamentals checked Sep 20, 8:38 AM EDT · Statements Jun 30, 2026
- 1-year return
- +109.68%
- First close → last close
- Range high
- $176.10
- Range low
- $73.55
- Realised vol (annualised)
- 41%
- σ of daily log returns × √252
Trend read
Trading near the 52-week high.
FTNT sits in the top 6% of its 52-week range. Stocks holding above the upper band of their range tend to attract trend-followers; the cleanest signal here is whether realised vol is rising with price (continuation) or compressing (consolidation).
Last 30 sessions
| Date | High | Low | Close | Return | Volume |
|---|---|---|---|---|---|
| $172.94 | $166.09 | $169.84 | -1.59% | 12,740,400 | |
| $176.10 | $167.77 | $172.58 | +0.47% | 5,474,600 | |
| $174.61 | $168.52 | $171.77 | -0.35% | 3,900,600 | |
| $174.05 | $167.40 | $172.37 | +1.29% | 4,389,000 | |
| $170.95 | $160.08 | $170.18 | +9.04% | 5,929,500 | |
| $159.30 | $155.18 | $156.07 | -1.75% | 2,591,800 | |
| $161.98 | $154.00 | $158.85 | +1.04% | 3,268,400 | |
| $158.84 | $156.04 | $157.22 | -0.16% | 2,822,000 | |
| $157.75 | $152.00 | $157.47 | +0.76% | 3,575,300 | |
| $158.47 | $154.00 | $156.29 | -0.04% | 3,060,100 | |
| $158.69 | $154.48 | $156.36 | +1.18% | 3,123,000 | |
| $162.28 | $151.80 | $154.54 | -4.52% | 5,173,700 | |
| $169.93 | $160.60 | $161.85 | -5.31% | 5,492,000 | |
| $172.51 | $165.71 | $170.93 | +2.97% | 6,596,900 | |
| $173.00 | $162.68 | $166.00 | -3.92% | 5,095,000 | |
| $173.89 | $159.88 | $172.78 | +9.67% | 6,902,800 | |
| $158.44 | $149.50 | $157.54 | +2.53% | 2,990,700 | |
| $154.33 | $151.67 | $153.66 | +1.10% | 3,459,800 | |
| $153.85 | $150.40 | $151.99 | -0.99% | 3,422,500 | |
| $154.11 | $148.25 | $153.51 | +1.80% | 4,054,200 | |
| $154.44 | $150.16 | $150.79 | -1.35% | 5,157,700 | |
| $158.56 | $151.66 | $152.85 | -3.27% | 3,812,300 | |
| $159.97 | $155.70 | $158.01 | +1.39% | 4,055,100 | |
| $160.43 | $155.57 | $155.85 | -2.60% | 3,834,600 | |
| $165.75 | $159.10 | $160.01 | -3.28% | 2,861,500 | |
| $165.75 | $160.14 | $165.44 | +2.86% | 4,262,300 | |
| $165.11 | $160.00 | $160.84 | -0.65% | 3,850,500 | |
| $163.92 | $160.74 | $161.89 | -1.41% | 4,156,400 | |
| $167.19 | $159.64 | $164.21 | +2.86% | 5,726,200 | |
| $165.50 | $158.56 | $159.64 | -0.29% | 4,826,800 |
Showing the most recent 30 sessions. Total 255 bars available.
Frequently asked
Common questions.
What FTNT historical data does TECHi show?
TECHi shows dated Fortinet Inc. closing prices, with high, low, volume, dividend, and split columns whenever those values are available for the session.
How does TECHi calculate FTNT returns and volatility?
Returns use the displayed closing prices. Realised volatility is calculated only when enough dated observations exist, using the annualised standard deviation of daily log returns.
How current is the FTNT price history?
The FTNT table runs through the most recent completed trading session in the series, and every row is dated so you can see exactly how current the latest bar is.
How much FTNT history is included?
The table and summary use only the sessions delivered in the displayed series; TECHi does not infer older prices or fill missing dates.