TENBTenable Holdings, Inc.

$44.61+53% 1Y
Latest close: a new 52-week highOct 23, 2026what changed →

What is the market doing?

Mixed

No clear lean: in an uptrend, but heavily shorted (+14% of shares).

1 good, 1 to watch, 1 neutral
TrendUptrendderived · Oct 23, 2026

In an uptrend, above its rising 50- and 200-day averages. Price is +60% vs its 200-day average.

Insider conviction−$207K (90 days to Oct 22, 2026)SEC EDGAR · Oct 22, 2026

Insiders were net sellers over the 90 days ending Oct 22, 2026; selling is often routine (taxes, diversification).

Short interest14% of sharesFINRA · Sep 30, 2026

Heavily shorted, settled Sep 30, 2026, about a week of normal trading to cover. Down 14% since the previous count, up from 10.1% of shares outstanding three months ago.

Against the whole market›

Percentile against every name Ryufin tracks. Higher is better; the tick marks the middle of the market. Context, not one of the checks above.

1-year returnbetter than 84% of the market
vs 200-day avgtop 1% of the market

Where this answer is blind. Insider selling is often routine (taxes, diversification); only cluster buying is a strong tell.

How TENB is trading

Tenable Holdings, Inc. is +53% over the past year while the S&P 500 is +16%: 37 points ahead of the market.

+53%

1-year return · S&P 500 +16%

vs 200-day average
+60%

vs 200-day average · a clear uptrend

RSI (14)
66

RSI (14) · neutral

Below its 52-week high
0.00%

Below its 52-week high

Oct 15, 2024$16.04 – $44.61 · dashed line: 200-day averageOct 23, 2026
Details›
Last close2026-10-23
$44.61
1 monthS&P 500 −0.94%
+24%
1 yearS&P 500 +16%
+53%
5 yearsS&P 500 +86%
−6.4%
vs 50-day average$36.69
+22%
52-week high
$44.60
52-week low
$16.04
Annualised volatility
49%
Insider buying, net, 6 monthsForms 3/4/5 to 2026-10-22
$117K
Calendar-year price return
YearReturn
2026 (year to date)+90%
2025−40%
2024−15%
2023+21%
2022−31%
2021+5.4%
2020+118%
2019+8.0%
Average return by calendar month, 2018–2026
MonthYearsPositiveAverage
Jan85 of 8+4.7%
Feb84 of 8−2.4%
Mar84 of 8−3.3%
Apr84 of 8+1.4%
May85 of 8+5.7%
Jun85 of 8+4.0%
Jul84 of 8−1.9%
Aug95 of 9+2.5%
Sep93 of 9−0.65%
Oct94 of 9+2.5%
Nov83 of 8−0.54%
Dec83 of 8+2.1%

End-of-day closes from IEX; the S&P 500 comparison uses SPY over the same window. Prices are a reference point, not a basis for trading decisions.

Where the price stands

Its trend against the 50-day and 200-day averages, and the levels it keeps coming back to.

What it has returned

With dividends, year by year, month by month, and by calendar month on average.