StockData

AptarGroup, Inc. (ATR) stock

ATRNYSEPlastics Products, NECFiscal year ends December 31
Financials through Q3 FY2026, quarter ended Sep 30, 2026Last filing: 10-Q on Oct 30, 2026Score 15/307% above fair value
$137.20+6.56 (+5.02%)

Close on Oct 30, 2026Market cap $8.72BP/E 33.3Yield 1.33%

Price history

AptarGroup share prices for every trading day, newest first. Adjusted for stock splits, not for dividends.

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Close, Oct 30, 2026
$137.20
+5.02% on the day
52-week range
$103.23 – $146.91
-6.6% from the high
Change over 52 weeks
+10.3%
From $124.36 on Oct 30, 2025
Average volume
462,242
Shares a day, last 90 sessions
DateOpenHighLowCloseChangeVolume
Oct 30, 2026$138.59$142.31$135.52$137.20+5.02%1,007,402
Oct 29, 2026$128.63$131.03$128.36$130.64+2.73%649,741
Oct 28, 2026$125.58$127.32$125.00$127.17+0.52%449,261
Oct 27, 2026$126.06$127.45$125.32$126.51-0.44%445,278
Oct 26, 2026$126.77$127.68$126.50$127.07+0.41%370,663
Oct 23, 2026$126.90$127.71$125.57$126.55-1.21%354,361
Oct 22, 2026$125.66$128.72$124.83$128.10+1.97%426,359
Oct 21, 2026$125.90$126.54$125.49$125.63-0.11%448,490
Oct 20, 2026$124.49$126.01$124.02$125.77+0.91%356,886
Oct 19, 2026$123.96$125.47$123.39$124.63+0.10%277,481
Oct 16, 2026$125.08$125.99$124.18$124.51+0.20%550,214
Oct 15, 2026$122.51$124.95$122.51$124.26+3.32%359,532
Oct 14, 2026$119.55$120.31$118.56$120.27+0.89%452,111
Oct 13, 2026$120.21$120.63$118.34$119.21+0.22%795,704
Oct 12, 2026$120.21$121.03$118.87$118.95-1.19%476,755
Oct 9, 2026$121.47$121.52$119.50$120.38-1.17%542,175
Oct 8, 2026$119.93$122.42$119.91$121.81+1.15%602,395
Oct 7, 2026$121.17$121.33$119.86$120.43+0.15%605,910
Oct 6, 2026$119.97$121.13$118.86$120.25-0.30%721,519
Oct 5, 2026$119.28$121.37$118.78$120.61+0.58%413,132
Oct 2, 2026$121.34$121.97$119.74$119.91-0.79%383,980
Oct 1, 2026$120.22$121.62$119.22$120.87-0.24%389,006
Sep 30, 2026$123.07$123.07$121.13$121.16-1.73%424,123
Sep 29, 2026$123.83$124.67$122.12$123.29-0.93%409,838
Sep 28, 2026$122.89$124.59$122.09$124.45+0.47%713,332
Sep 25, 2026$123.76$124.05$122.42$123.87+0.40%325,652
Sep 24, 2026$124.51$124.99$122.32$123.38-1.09%377,182
Sep 23, 2026$125.43$125.72$124.50$124.74-0.57%335,320
Sep 22, 2026$124.72$125.80$123.83$125.45+1.66%417,723
Sep 21, 2026$124.84$125.98$123.32$123.40-0.84%424,448

Seasonality

ATR return in each calendar month over the last 10 years, including dividends. The current month runs to the latest close.

YearJanFebMarAprMayJunJulAugSepOctNovDec
Average1.4%1.5%0.5%2.6%-0.0%1.1%1.9%1.0%-3.3%0.7%3.3%-0.9%
Months up7 of 107 of 107 of 108 of 105 of 106 of 107 of 107 of 103 of 107 of 107 of 94 of 9
20262.5%15.5%-12.3%-1.9%-6.0%8.1%7.4%-1.7%-7.9%13.2%
20250.0%-6.4%1.1%1.1%6.0%-1.2%0.7%-11.4%-4.0%-12.9%7.5%-2.2%
20245.4%8.1%2.4%0.6%2.3%-4.7%4.7%4.2%4.6%5.1%3.0%-9.2%
20235.1%1.3%1.3%0.3%-4.8%3.0%5.2%9.1%-5.7%-1.9%3.8%-2.6%
2022-4.2%4.2%-3.6%-1.9%-6.7%-3.6%4.8%-4.6%-7.6%4.7%7.0%3.6%
2021-2.6%-2.2%8.9%6.7%-2.3%-4.4%-8.5%4.9%-11.5%1.5%-1.0%2.4%
20200.2%-12.5%-1.5%7.9%4.0%0.5%3.2%2.8%-4.4%1.1%10.7%8.4%
20195.7%2.6%4.6%4.9%1.8%9.8%-2.4%1.0%-3.1%0.1%-5.1%3.1%
20181.7%2.3%0.5%4.1%-0.9%1.1%10.1%2.2%2.9%-5.0%2.0%-9.6%
2017-0.2%2.1%3.3%4.3%6.3%2.2%-6.5%3.3%3.2%1.3%1.5%-2.4%