SPSC

SPS Commerce, Inc. $82.68 1M +8.2% 3M +50.5% YTD -5.9% as of 2026-09-11

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

Next 1 day

+0.2%

Next 1 week

-0.4%

Next 1 month

+0.2%

Seasonality

Bullish window historically

Next 30 days (to Oct 14): +2.7% median, 67% of the last 15 years finished up.

20-year seasonality chart →

Mean reversion

Overbought — RSI(2) at 81

RSI(2) under 15 is oversold (this name has historically bounced); over 85 is overbought. Its dip-buy edge in history is -0.05%/day.

Mean-reversion stats →

1-month breakdown — Market · β 0.49 -0.1% · Seasonal tilt +0.3%

$41M/day volume 47% volatility -25% 1-year -62% from ATH

52-week range · 51% of the way up · -28% from the high

$49.04$114.87

Congressional trades in SPSC Full tracker →

3 members · 1 buys / 4 sells · $5K–$75K disclosed · latest filing Jun 8, 2020.

SELL	PW Peter Welch · traded May 8, 2020	$1K–$15K
SELL	PW Peter Welch · traded May 19, 2020	$1K–$15K
SELL	DS Donna Shalala · traded Jun 24, 2019	$1K–$15K
BUY	PW Peter Welch · traded May 1, 2019	$1K–$15K
SELL	TT Thomas R Tillis · traded Feb 13, 2015	$1K–$15K