Recent Quotes
View Full List
My Watchlist
Create Watchlist
Indicators
DJI
Nasdaq Composite
SPX
Gold
Crude Oil
Markets
Stocks
ETFs
Tools
Overview
News
Currencies
International
Treasuries
Qualys Inc
(NQ:
QLYS
)
147.12
UNCHANGED
Streaming Delayed Price
Updated: 4:00 PM EDT, May 17, 2024
Add to My Watchlist
Quote
Overview
Detailed Quote
Charting
Historical Prices
News
All News
News Headlines
Press Releases
Research
Quarterly Reports
Insider Filings
Other Filings
Historical Prices
Month:
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Year:
2000
2001
2002
2003
2004
2005
2006
2007
2008
2009
2010
2011
2012
2013
2014
2015
2016
2017
2018
2019
2020
2021
2022
2023
2024
Range:
1 Month
3 Month
1 Year
Date
Open
High
Low
Close
Volume
Change (%)
May 17, 2024
149.52
149.52
146.57
147.12
359,860
-2.50(-1.67%)
May 16, 2024
148.78
150.91
146.69
149.62
359,129
+0.95(+0.64%)
May 15, 2024
150.74
151.81
148.16
148.67
493,000
-1.06(-0.71%)
May 14, 2024
149.65
151.54
149.18
149.73
394,798
+0.93(+0.62%)
May 13, 2024
151.17
151.51
148.61
148.80
419,061
-1.51(-1.00%)
May 10, 2024
152.46
153.57
150.05
150.31
380,271
-1.56(-1.03%)
May 09, 2024
150.00
151.97
149.12
151.87
550,547
+2.12(+1.42%)
May 08, 2024
158.60
158.96
147.58
149.75
1,762,766
-16.23(-9.78%)
May 07, 2024
169.41
171.00
165.26
165.98
814,379
-4.21(-2.47%)
May 06, 2024
165.99
170.58
165.99
170.19
518,818
+4.82(+2.91%)
May 03, 2024
167.97
168.75
162.40
165.37
357,412
-0.63(-0.38%)
May 02, 2024
166.19
167.79
163.40
166.00
362,683
+0.71(+0.43%)
May 01, 2024
164.31
168.25
163.75
165.29
338,162
+1.38(+0.84%)
Apr 30, 2024
167.31
167.31
163.79
163.91
403,765
-4.36(-2.59%)
Apr 29, 2024
171.11
172.70
167.81
168.27
305,973
-2.09(-1.23%)
Apr 26, 2024
171.18
173.22
170.01
170.36
261,623
+0.62(+0.37%)
Apr 25, 2024
169.22
170.39
167.38
169.74
338,529
-2.37(-1.38%)
Apr 24, 2024
172.48
173.49
170.36
172.11
355,692
+0.57(+0.33%)
Apr 23, 2024
168.80
174.20
168.80
171.54
404,046
+3.10(+1.84%)
Apr 22, 2024
164.91
169.48
164.28
168.44
431,715
+4.89(+2.99%)
Apr 19, 2024
162.68
164.81
161.44
163.55
637,760
+0.71(+0.44%)
Apr 18, 2024
163.48
165.00
160.73
162.84
377,080
+0.09(+0.06%)
Apr 17, 2024
165.89
166.43
162.27
162.75
629,597
-1.71(-1.04%)
Apr 16, 2024
161.16
165.76
160.35
164.46
405,014
+2.41(+1.49%)
Apr 15, 2024
166.25
166.74
161.92
162.05
478,705
-4.10(-2.47%)
Apr 12, 2024
165.97
166.91
165.00
166.15
302,775
-0.63(-0.38%)
Apr 11, 2024
166.36
167.40
164.70
166.78
209,445
+1.38(+0.84%)
Apr 10, 2024
163.86
166.19
162.43
165.40
332,886
-1.99(-1.19%)
Apr 09, 2024
166.84
168.62
166.70
167.39
217,694
+0.73(+0.44%)
Apr 08, 2024
165.13
167.89
163.96
166.66
298,901
+1.82(+1.10%)
Apr 05, 2024
164.25
165.90
164.25
164.84
315,402
+0.97(+0.59%)
Apr 04, 2024
167.65
168.01
163.57
163.87
335,580
-2.07(-1.25%)
Apr 03, 2024
164.99
166.87
164.39
165.94
277,588
-0.26(-0.16%)
Apr 02, 2024
164.65
166.41
162.85
166.20
286,144
-1.08(-0.65%)
Apr 01, 2024
166.87
167.74
164.16
167.28
357,173
+0.41(+0.25%)
Mar 28, 2024
164.92
166.85
166.85
166.87
430,707
+1.67(+1.01%)
Mar 27, 2024
166.55
169.10
163.43
165.20
315,872
+0.30(+0.18%)
Mar 26, 2024
165.90
166.41
163.78
164.90
346,350
-0.68(-0.41%)
Mar 25, 2024
165.79
166.59
163.81
165.58
280,747
-0.59(-0.36%)
Mar 22, 2024
166.92
167.00
164.71
166.17
263,469
-0.42(-0.25%)
Mar 21, 2024
168.77
168.77
166.24
166.59
323,582
-0.60(-0.36%)
Mar 20, 2024
163.84
167.47
162.35
167.19
581,072
+3.60(+2.20%)
Mar 19, 2024
165.00
165.57
163.42
163.59
552,899
-3.03(-1.82%)
Mar 18, 2024
166.44
168.69
165.71
166.62
357,855
+0.27(+0.16%)
Mar 15, 2024
165.34
168.89
164.51
166.35
1,305,271
-1.01(-0.60%)
Mar 14, 2024
171.64
172.51
165.61
167.36
669,495
-4.28(-2.49%)
Mar 13, 2024
172.00
174.31
170.95
171.64
346,552
+0.27(+0.16%)
Mar 12, 2024
172.24
173.44
169.34
171.37
308,943
-1.14(-0.66%)
Mar 11, 2024
169.08
172.66
167.19
172.51
364,353
+3.85(+2.28%)
Mar 08, 2024
168.89
170.66
167.81
168.66
629,405
+0.76(+0.45%)
Mar 07, 2024
167.98
169.84
166.51
167.90
409,850
+1.03(+0.62%)
Mar 06, 2024
168.84
168.84
165.51
166.87
485,681
+1.36(+0.82%)
Mar 05, 2024
167.05
168.90
162.46
165.51
385,543
-3.25(-1.93%)
Mar 04, 2024
168.68
171.06
167.81
168.76
242,758
+0.83(+0.49%)
Mar 01, 2024
173.00
173.15
166.74
167.93
502,111
-3.93(-2.29%)
Feb 29, 2024
168.16
173.33
168.08
171.86
592,298
+4.54(+2.71%)
Feb 28, 2024
165.16
167.47
165.09
167.32
232,635
+0.60(+0.36%)
Feb 27, 2024
166.05
167.59
165.03
166.72
285,654
+1.12(+0.68%)
Feb 26, 2024
163.00
167.45
163.00
165.60
288,229
+2.13(+1.30%)
Feb 23, 2024
162.78
165.48
162.01
163.47
285,726
+1.58(+0.98%)
Feb 22, 2024
162.17
163.38
160.44
161.89
416,982
+2.42(+1.52%)
Feb 21, 2024
157.64
160.96
156.51
159.47
668,967
-4.53(-2.76%)
Feb 20, 2024
163.94
165.26
161.48
164.00
481,862
-0.57(-0.35%)
Feb 16, 2024
169.01
169.37
163.56
164.57
683,826
-5.35(-3.15%)
Feb 15, 2024
172.00
172.00
168.71
169.92
461,259
-0.65(-0.38%)
Feb 14, 2024
171.48
172.95
168.90
170.57
446,143
+0.78(+0.46%)
Feb 13, 2024
166.83
171.98
165.69
169.79
524,354
-1.86(-1.08%)
Feb 12, 2024
171.41
173.00
169.75
171.65
702,826
-0.20(-0.12%)
Feb 09, 2024
171.20
174.64
168.98
171.85
1,126,972
+2.20(+1.30%)
Feb 08, 2024
163.54
174.73
159.00
169.65
1,479,436
-7.52(-4.24%)
Feb 07, 2024
178.71
182.45
175.61
177.17
796,241
+0.38(+0.21%)
Feb 06, 2024
169.34
181.97
166.73
176.79
1,550,123
+8.55(+5.08%)
Feb 05, 2024
184.00
184.04
165.66
168.24
1,417,324
-19.63(-10.45%)
Feb 02, 2024
188.97
190.67
187.60
187.87
309,228
-2.52(-1.32%)
Feb 01, 2024
189.39
190.60
186.68
190.39
294,913
+1.22(+0.64%)
Jan 31, 2024
192.09
192.09
188.54
189.17
365,373
-4.01(-2.08%)
Jan 30, 2024
191.68
193.38
190.15
193.18
342,856
+1.50(+0.78%)
Jan 29, 2024
188.60
191.91
188.60
191.68
395,659
+2.89(+1.53%)
Jan 26, 2024
193.07
193.50
187.35
188.79
522,498
-4.31(-2.23%)
Jan 25, 2024
199.37
199.37
192.30
193.10
299,154
-3.23(-1.65%)
Jan 24, 2024
200.22
200.90
196.26
196.33
233,214
-1.86(-0.94%)
Jan 23, 2024
199.25
199.25
196.46
198.19
206,563
+0.23(+0.12%)
Jan 22, 2024
200.00
201.03
196.09
197.96
381,831
+1.59(+0.81%)
Jan 19, 2024
198.88
199.60
191.12
196.37
583,332
-1.39(-0.70%)
Jan 18, 2024
195.65
198.19
194.32
197.76
290,185
+4.22(+2.18%)
Jan 17, 2024
190.02
194.81
186.70
193.54
332,856
+1.36(+0.71%)
Jan 16, 2024
193.10
194.30
191.05
192.18
294,357
-0.92(-0.48%)
Jan 12, 2024
194.35
195.06
191.09
193.10
302,608
+1.11(+0.58%)
Jan 11, 2024
189.37
192.18
187.71
191.99
699,061
+3.36(+1.78%)
Jan 10, 2024
186.50
189.58
185.21
188.63
320,111
+2.40(+1.29%)
Jan 09, 2024
183.00
188.34
183.00
186.23
255,232
+2.05(+1.11%)
Jan 08, 2024
181.17
184.46
181.17
184.18
320,717
+3.88(+2.15%)
Jan 05, 2024
182.96
184.66
180.01
180.30
380,914
-3.91(-2.12%)
Jan 04, 2024
186.42
189.01
182.57
184.21
335,341
-1.15(-0.62%)
Jan 03, 2024
190.68
191.00
185.34
185.36
447,683
-6.52(-3.40%)
Jan 02, 2024
194.40
194.40
189.18
191.88
385,595
-4.40(-2.24%)
Dec 29, 2023
197.89
197.89
195.02
196.28
273,720
-2.01(-1.01%)
Dec 28, 2023
201.22
201.60
197.62
198.29
278,462
-3.33(-1.65%)
Dec 27, 2023
203.01
203.44
201.18
201.62
160,569
-1.46(-0.72%)
Dec 26, 2023
204.59
205.00
203.05
203.08
151,789
-1.33(-0.65%)
Dec 22, 2023
204.26
206.25
203.49
204.41
162,665
+0.88(+0.43%)
Dec 21, 2023
203.08
205.27
200.91
203.53
209,362
+1.65(+0.82%)
Dec 20, 2023
204.65
206.27
201.21
201.88
312,153
-4.01(-1.95%)
Dec 19, 2023
202.16
206.35
200.41
205.89
434,503
+3.75(+1.86%)
Dec 18, 2023
200.02
202.60
197.29
202.14
340,286
+3.29(+1.65%)
Dec 15, 2023
197.39
200.84
196.67
198.85
1,284,816
+3.24(+1.66%)
Dec 14, 2023
194.00
195.97
192.87
195.61
493,490
+2.03(+1.05%)
Dec 13, 2023
191.75
193.89
190.47
193.58
378,672
+2.45(+1.28%)
Dec 12, 2023
190.00
192.19
188.40
191.13
291,318
+1.93(+1.02%)
Dec 11, 2023
188.81
190.00
187.23
189.20
409,773
+0.88(+0.47%)
Dec 08, 2023
185.55
189.01
185.55
188.32
278,928
+1.79(+0.96%)
Dec 07, 2023
185.79
187.32
185.02
186.53
421,274
+0.80(+0.43%)
Dec 06, 2023
186.17
188.18
185.52
185.73
285,137
+0.94(+0.51%)
Dec 05, 2023
185.89
186.37
184.01
184.79
462,237
-2.92(-1.56%)
Dec 04, 2023
187.20
188.65
185.11
187.71
394,622
-0.30(-0.16%)
Dec 01, 2023
185.04
188.37
182.64
188.01
371,725
+3.17(+1.71%)
Nov 30, 2023
183.68
185.09
180.78
184.84
800,197
+1.08(+0.59%)
Nov 29, 2023
182.00
184.35
181.00
183.76
366,654
+3.19(+1.77%)
Nov 28, 2023
180.75
182.25
179.90
180.57
502,092
-0.89(-0.49%)
Nov 27, 2023
179.46
182.00
179.39
181.46
221,731
+0.99(+0.55%)
Nov 24, 2023
176.71
180.99
176.55
180.47
128,671
+1.23(+0.69%)
Nov 22, 2023
182.00
183.49
179.02
179.24
287,061
-1.53(-0.85%)
Nov 21, 2023
179.00
180.96
178.44
180.77
203,614
+1.06(+0.59%)
Nov 20, 2023
178.56
180.07
178.10
179.71
295,599
+1.15(+0.64%)
Nov 17, 2023
175.71
178.57
175.71
178.56
324,607
+3.61(+2.06%)
Nov 16, 2023
174.76
176.15
172.19
174.95
226,900
+0.10(+0.06%)
Nov 15, 2023
176.91
177.03
174.65
174.85
319,662
-1.70(-0.96%)
Nov 14, 2023
175.00
177.40
171.91
176.55
394,315
+3.62(+2.09%)
Nov 13, 2023
171.08
173.05
167.40
172.93
247,765
+1.21(+0.70%)
Nov 10, 2023
168.26
171.83
168.26
171.72
455,939
+3.74(+2.23%)
Nov 09, 2023
168.41
169.66
166.78
167.98
291,056
+0.55(+0.33%)
Nov 08, 2023
171.56
171.99
165.67
167.43
435,296
-4.75(-2.76%)
Nov 07, 2023
170.91
172.83
168.33
172.18
331,706
+1.72(+1.01%)
Nov 06, 2023
169.81
170.53
165.41
170.46
505,747
+0.46(+0.27%)
Nov 03, 2023
156.10
171.77
153.96
170.00
1,032,116
+17.28(+11.31%)
Nov 02, 2023
153.05
153.70
149.25
152.72
669,521
+0.77(+0.51%)
Nov 01, 2023
153.87
154.28
149.17
151.95
342,466
-1.00(-0.65%)
Oct 31, 2023
151.99
154.01
150.90
152.95
308,869
+1.90(+1.26%)
Oct 30, 2023
153.71
153.71
149.84
151.05
291,191
-1.16(-0.76%)
Oct 27, 2023
151.99
153.44
150.20
152.21
233,625
+0.04(+0.03%)
Oct 26, 2023
152.06
154.43
151.59
152.17
264,484
+0.22(+0.14%)
Oct 25, 2023
156.43
156.62
151.68
151.95
196,006
-5.31(-3.38%)
Oct 24, 2023
155.50
158.87
154.24
157.26
229,963
+3.07(+1.99%)
Oct 23, 2023
155.31
156.66
154.06
154.19
181,243
-1.60(-1.03%)
Oct 20, 2023
161.49
161.49
154.45
155.79
426,823
-5.74(-3.55%)
Oct 19, 2023
164.50
164.50
161.12
161.53
272,981
-1.73(-1.06%)
Oct 18, 2023
162.88
164.50
162.01
163.26
343,811
+0.46(+0.28%)
Oct 17, 2023
162.29
164.01
161.03
162.80
367,102
+0.46(+0.28%)
Oct 16, 2023
161.50
163.73
161.66
162.34
462,399
+1.32(+0.82%)
Oct 13, 2023
158.88
161.52
157.79
161.02
400,062
+1.77(+1.11%)
Oct 12, 2023
161.94
162.84
157.19
159.25
323,960
-2.76(-1.70%)
Oct 11, 2023
163.75
165.03
160.94
162.01
470,487
-1.48(-0.91%)
Oct 10, 2023
161.75
164.94
161.61
163.49
407,663
+2.26(+1.40%)
Oct 09, 2023
159.78
161.94
157.96
161.23
399,784
+0.26(+0.16%)
Oct 06, 2023
154.13
161.50
153.38
160.97
517,545
+6.19(+4.00%)
Oct 05, 2023
155.04
156.16
153.66
154.78
330,383
+0.02(+0.01%)
Oct 04, 2023
152.05
155.21
152.05
154.76
250,897
+3.27(+2.16%)
Oct 03, 2023
151.96
153.18
150.55
151.49
228,126
-1.46(-0.95%)
Oct 02, 2023
152.40
153.50
151.51
152.95
255,803
+0.40(+0.26%)
Sep 29, 2023
153.85
155.08
152.16
152.55
279,861
-0.29(-0.19%)
Sep 28, 2023
153.15
154.38
152.50
152.84
252,485
-0.48(-0.31%)
Sep 27, 2023
152.07
153.94
149.01
153.32
266,889
+1.86(+1.23%)
Sep 26, 2023
152.92
155.10
150.37
151.46
285,084
-2.13(-1.39%)
Sep 25, 2023
152.53
154.89
152.92
153.59
286,980
+0.47(+0.31%)
Sep 22, 2023
151.54
153.50
150.91
153.12
260,123
+2.07(+1.37%)
Sep 21, 2023
151.91
152.13
149.64
151.05
317,160
-1.29(-0.85%)
Sep 20, 2023
151.75
153.93
151.13
152.34
238,855
+1.08(+0.71%)
Sep 19, 2023
151.11
151.82
149.00
151.26
294,504
+0.00(+0.00%)
Sep 18, 2023
149.77
152.15
149.77
151.26
205,882
+1.47(+0.98%)
Sep 15, 2023
152.55
152.55
149.03
149.79
831,071
-2.75(-1.80%)
Sep 14, 2023
153.00
153.21
151.72
152.54
274,436
-0.28(-0.18%)
Sep 13, 2023
155.30
155.71
151.76
152.82
380,636
-2.50(-1.61%)
Sep 12, 2023
157.00
157.88
155.01
155.32
210,958
-1.97(-1.25%)
Sep 11, 2023
154.02
157.57
153.77
157.29
284,683
+3.58(+2.33%)
Sep 08, 2023
155.59
156.05
153.63
153.71
204,039
-1.44(-0.93%)
Sep 07, 2023
154.63
155.24
153.25
155.15
254,411
+0.20(+0.13%)
Sep 06, 2023
152.53
155.21
151.53
154.95
320,771
+2.68(+1.76%)
Sep 05, 2023
154.80
155.31
152.04
152.27
408,205
-3.72(-2.38%)
Sep 01, 2023
156.29
157.79
155.94
155.99
218,876
+0.34(+0.22%)
Aug 31, 2023
155.60
156.71
155.03
155.65
390,239
+0.72(+0.46%)
Aug 30, 2023
153.00
156.00
152.44
154.93
277,873
+1.81(+1.18%)
Aug 29, 2023
150.45
153.35
150.39
153.12
203,978
+2.36(+1.57%)
Aug 28, 2023
150.44
151.48
150.00
150.76
219,928
+0.32(+0.21%)
Aug 25, 2023
146.61
150.61
145.78
150.44
255,995
+4.31(+2.95%)
Aug 24, 2023
149.00
149.16
146.05
146.13
200,666
-1.78(-1.20%)
Aug 23, 2023
146.49
148.29
145.10
147.91
173,469
+2.19(+1.50%)
Aug 22, 2023
144.84
146.51
143.85
145.72
242,669
+1.00(+0.69%)
Aug 21, 2023
146.00
147.56
144.58
144.72
246,694
-0.06(-0.04%)
Aug 18, 2023
140.92
145.63
140.00
144.78
315,257
+2.05(+1.44%)
Aug 17, 2023
148.40
148.40
142.18
142.73
428,075
-5.80(-3.90%)
Aug 16, 2023
148.80
150.85
147.93
148.53
270,562
-0.96(-0.64%)
Aug 15, 2023
150.38
151.64
149.09
149.49
261,532
-1.46(-0.97%)
Aug 14, 2023
150.93
153.06
149.89
150.95
307,398
-0.01(-0.01%)
Aug 11, 2023
146.83
151.17
146.53
150.96
424,418
+3.69(+2.51%)
Aug 10, 2023
148.16
149.69
146.49
147.27
209,905
+0.23(+0.16%)
Aug 09, 2023
144.00
148.89
143.00
147.04
377,576
+3.35(+2.33%)
Aug 08, 2023
142.12
143.77
140.03
143.69
256,898
-0.81(-0.56%)
Aug 07, 2023
143.24
144.72
138.55
144.50
258,501
+0.87(+0.61%)
Aug 04, 2023
154.85
154.85
136.40
143.63
737,874
+5.59(+4.05%)
Aug 03, 2023
134.58
138.45
134.37
138.04
567,616
+2.77(+2.05%)
Aug 02, 2023
137.87
138.74
133.99
135.27
308,307
-4.17(-2.99%)
Aug 01, 2023
138.80
140.29
137.43
139.44
261,338
+0.64(+0.46%)
Jul 31, 2023
135.87
139.32
135.87
138.80
216,968
+2.93(+2.16%)
Jul 28, 2023
137.86
139.16
135.74
135.87
204,918
-1.16(-0.85%)
Jul 27, 2023
140.27
140.78
136.21
137.03
287,934
-1.97(-1.42%)
Jul 26, 2023
134.56
139.20
133.58
139.00
521,955
+4.62(+3.44%)
Jul 25, 2023
133.26
136.36
132.64
134.38
334,497
+1.02(+0.76%)
Jul 24, 2023
131.39
133.41
129.60
133.36
255,054
+2.25(+1.72%)
Jul 21, 2023
132.51
133.34
130.94
131.11
324,981
+0.07(+0.05%)
Jul 20, 2023
132.36
132.36
130.01
131.04
243,723
-1.78(-1.34%)
Jul 19, 2023
132.64
134.30
132.22
132.82
186,550
+0.95(+0.72%)
Jul 18, 2023
130.60
132.02
129.50
131.87
172,638
+1.63(+1.25%)
Jul 17, 2023
129.67
131.64
129.09
130.24
240,356
+0.96(+0.74%)
Jul 14, 2023
129.96
130.69
129.17
129.28
202,060
-0.68(-0.52%)
Jul 13, 2023
128.98
131.72
128.98
129.96
190,106
+1.87(+1.46%)
Jul 12, 2023
129.81
129.90
127.42
128.09
327,463
+0.98(+0.77%)
Jul 11, 2023
129.49
129.99
126.46
127.11
268,673
-2.09(-1.62%)
Jul 10, 2023
123.87
129.20
123.67
129.20
379,302
+4.57(+3.67%)
Jul 07, 2023
123.98
127.09
123.98
124.63
264,935
+0.37(+0.30%)
Jul 06, 2023
125.18
125.59
122.53
124.26
341,724
-2.93(-2.30%)
Jul 05, 2023
127.49
127.96
126.51
127.19
276,912
-1.21(-0.94%)
Jul 03, 2023
128.73
129.09
127.86
128.40
94,698
-0.77(-0.60%)
Jun 30, 2023
130.16
130.99
129.09
129.17
260,529
+0.62(+0.48%)
Jun 29, 2023
125.97
128.60
125.46
128.55
340,256
+2.85(+2.27%)
Jun 28, 2023
126.48
128.24
125.09
125.70
413,170
-1.10(-0.87%)
Jun 27, 2023
124.16
127.14
124.16
126.80
311,190
+3.45(+2.80%)
Jun 26, 2023
123.91
126.19
123.35
123.35
217,781
-1.20(-0.96%)
Jun 23, 2023
124.65
125.37
123.80
124.55
542,161
-2.04(-1.61%)
Jun 22, 2023
125.28
126.65
124.75
126.59
218,431
+0.89(+0.71%)
Jun 21, 2023
128.64
129.11
124.88
125.70
368,718
-3.15(-2.44%)
Jun 20, 2023
129.96
131.48
127.28
128.85
253,527
-2.16(-1.65%)
Jun 16, 2023
134.28
134.28
130.18
131.01
631,574
-0.68(-0.52%)
Data & News supplied by
www.cloudquote.io
Stock quotes supplied by Barchart
Quotes delayed at least 20 minutes.
By accessing this page, you agree to the following
Privacy Policy
and
Terms and Conditions
.