ICON Public Limited Company is −5.6% over the past year while the S&P 500 is +18%: 24 points behind the market. 1-year return: −5.6% (S&P 500 +18%). vs 200-day average: +12%, a clear uptrend. RSI (14): 45, neutral. Below its 52-week high: 19%.

ICLRICON Public Limited Company

Healthcare

$164.17-5.6% 1Y

$164.17

$80.0852 weeks$202.92

What is the market doing?

Mixed

No clear lean: rangebound and insiders net selling (often routine).

3 neutral

TrendRangeboundderived · Oct 9, 2026

Choppy, but holding above its 200-day average. Price is +12% vs its 200-day average.

Insider conviction−$4.0M (90 days to Oct 8, 2026)SEC EDGAR · Oct 8, 2026

Insiders were net sellers over the 90 days ending Oct 8, 2026; selling is often routine (taxes, diversification).

Short interest3.4% of sharesFINRA · Sep 15, 2026

Moderately shorted, settled Sep 15, 2026, a few days of normal trading to cover. Up 10% since the previous count, down from 4.2% of shares outstanding three months ago.

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

How ICLR is trading

ICON Public Limited Company is −5.6% over the past year while the S&P 500 is +18%: 24 points behind the market.

−5.6%

1-year return · S&P 500 +18%

vs 200-day average: +12%
vs 200-day average · a clear uptrend
RSI (14): 45
RSI (14) · neutral
Below its 52-week high: 19%
Below its 52-week high

Sep 18, 2024$80.08 – $307.53 · dashed line: 200-day averageOct 9, 2026

Details›

Last close2026-10-09: $164.17
1 monthS&P 500 +2.7%: −0.84%
1 yearS&P 500 +18%: −5.6%
5 yearsS&P 500 +88%: −38%
vs 50-day average$166.91: −1.6%
52-week high: $202.92
52-week low: $80.08
Annualised volatility: 60%
Insider buying, net, 6 monthsForms 3/4/5 to 2026-10-08: −$4.0M

Calendar-year price return
Year	Return
2026 (year to date)	−9.9%
2025	−13%
2024	−26%
2023	+46%
2022	−37%
2021	+59%
2020	+13%
2019	+33%
2018	+15%
2017	+49%

Average return by calendar month, 2016–2026
Month	Years	Positive	Average
Jan	10	4 of 10	+1.1%
Feb	10	3 of 10	−5.0%
Mar	10	5 of 10	−1.1%
Apr	10	4 of 10	−0.06%
May	10	8 of 10	+5.2%
Jun	10	7 of 10	+4.9%
Jul	11	11 of 11	+8.8%
Aug	11	6 of 11	+0.32%
Sep	11	6 of 11	−2.0%
Oct	11	4 of 11	−1.8%
Nov	10	6 of 10	+3.1%
Dec	10	4 of 10	−0.07%

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.

Diagnostics & Research

Ranks #3 of 21 by RyuScore

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