SNN (Smith & Nephew plc) — Congressional Trades, Short Interest & Seasonality

Model view — historical tendencies for the days ahead, not a forecast

Next 1 day

+0.0%

Next 1 week

+0.5%

Next 1 month

+0.1%

Seasonality

Mildly negative window

Next 30 days (to Nov 27): -0.7% median, 46% of the last 26 years finished up.

Mean reversion

Neutral — RSI(2) at 28

RSI(2) under 15 is oversold (this name has historically bounced); over 85 is overbought. Its dip-buy edge in history is +0.00%/day.

1-month breakdown — Market · β 0.31 +0.8% · Seasonal tilt -0.7%

$12.8B market cap (#824 US) $34M/day volume 29% volatility -18% 1-year -42% from ATH

52-week range · 36% of the way up · -19% from the high

$26.12$37.09

Congressional trades in SNN Full tracker →

5 members · 9 buys / 6 sells · $148K–$520K disclosed · latest filing Jul 21, 2026.

BUY	AA Alan Armstrong · traded Mar 30, 2026	$1K–$15K
BUY	LM Lisa McClain · traded Jun 9, 2025	$1K–$15K
SELL	LM Lisa McClain · traded Jun 17, 2025	$1K–$15K
SELL	DG Daniel Goldman · traded Jul 10, 2023	$15K–$50K
SELL	DP Dean Phillips sT · traded Apr 4, 2019	$1K–$15K
BUY	TM Thomas MacArthur · traded Oct 17, 2018	$1K–$15K
SELL	TM Thomas MacArthur · traded May 1, 2017	$1K–$15K
BUY	TM Thomas MacArthur · traded Jan 9, 2017	$15K–$50K
BUY	TM Thomas MacArthur · traded Jan 10, 2017	$1K–$15K
SELL	TM Thomas MacArthur · traded Dec 7, 2016	$15K–$50K
BUY	TM Thomas MacArthur · traded Sep 20, 2016	$1K–$15K
BUY	TM Thomas MacArthur · traded Feb 22, 2016	$15K–$50K
SELL	TM Thomas MacArthur · traded May 27, 2015	$50K–$100K
BUY	TM Thomas MacArthur · traded Mar 25, 2015	$15K–$50K
BUY	TM Thomas MacArthur · traded Mar 31, 2015	$15K–$50K

Next report 2027-03-01 (Monday, before open, in 124 days).

1-day std dev

2.3%

Finished up

62%

Biggest pop

+4.4%

Biggest drop

-3.1%

Standard deviation of the close-to-close move over the last 26 reports. History, not a forecast.

Reported		Est.	Actual	Surprise	Gap	Day 1	Day 5
2016-02-04	miss	0.53	0.51	-2.9%	-1.8%	-1.9%	-7.6%
2015-10-30	beat	0.44	0.95	+115.9%	+0.8%	+1.6%	+0.5%
2015-07-30	beat	0.41	0.43	+5.7%	+2.5%	+3.4%	+4.8%
2015-04-30	miss	0.40	0.37	-7.5%	-1.4%	-2.3%	-1.6%
2015-02-05	beat	0.53	1.28	+141.5%	+4.1%	+4.4%	+2.6%
2014-10-30	beat	0.38	0.39	+1.6%	+0.0%	+0.7%	-1.8%
2014-08-01	beat	0.38	0.41	+7.1%	+3.4%	+3.9%	-3.7%
2014-05-01	miss	0.37	0.35	-4.8%	-1.2%	-1.4%	-0.1%
2014-02-06	beat	0.44	0.46	+6.4%	+2.0%	+2.4%	+9.0%
2013-11-01	miss	0.36	0.34	-5.0%	-0.2%	+0.3%	+1.0%
2013-08-01	miss	0.37	0.36	-3.1%	+0.5%	+0.2%	+3.1%
2013-05-02	miss	0.38	0.37	-2.9%	+1.6%	+1.8%	+3.5%
2013-02-07	beat	0.40	0.43	+7.2%	+0.4%	-0.2%	-2.8%
2012-11-01	beat	0.33	0.33	+0.3%	-1.1%	-1.3%	-2.9%
2012-08-02	miss	0.37	0.36	-3.0%	+1.9%	+1.9%	+1.4%
2012-05-03	miss	0.39	0.38	-1.9%	+4.2%	+3.9%	+1.0%
2012-02-02	beat	0.42	0.42	+0.7%	+4.4%	+4.4%	+3.3%
2011-11-04	miss	0.36	0.35	-3.8%	-1.6%	-2.2%	-1.4%
2011-08-05	miss	0.37	0.35	-7.2%	-1.2%	-1.2%	-3.4%
2011-05-05	miss	0.38	0.35	-7.5%	+2.5%	+2.3%	+3.3%
2011-02-10	beat	0.37	0.41	+11.3%	+0.8%	+2.7%	+3.7%
2010-11-05	beat	0.31	0.31	+1.1%	+0.7%	-0.8%	-0.9%
2010-08-05	miss	0.34	0.33	-3.2%	+2.2%	+1.8%	+0.0%
2010-05-06	beat	0.34	0.37	+10.4%	-0.8%	-3.1%	-4.1%
2010-02-11	beat	0.37	0.41	+10.8%	+4.3%	+4.4%	+3.2%
2009-11-06	beat	0.26	0.34	+28.2%	-1.6%	-0.3%	+6.7%