Gartner, Inc IT
Open calendar →Gartner, Inc. Common Stock · Company · NYSE
USD closing-price chart (daily close from yfinance · Last year)
USD 356.52 → 132.10 · -62.9%
Numbered dotted lines mark the filtered filings under Announcement Events below.
Price & SEC Filing History 22 Jul 2025 — 23 Jul 2026 (Last year)
Daily NYSE prices are sourced from yfinance. Yellow highlighting marks an intraday rise or a gap up between adjacent trading sessions. SEC acceptance times are converted to US Eastern time: pre-market filings appear below that day’s OHLCV row; filings accepted after the 09:30 ET open appear above it. The SEC does not publish an exact first-public-availability timestamp, so acceptance time is the best available proxy.
Date
Open
High
Low
Close
Volume
No data yet
135.4400
136.1700
131.6000
132.1000
689,100
136.5100
139.8300
134.0300
134.7700
990,200
138.0000
141.9600
135.5100
141.0600
1,187,200
Weekend
Weekend
143.6200
145.1700
138.2500
140.1900
1,233,600
136.2400
142.9200
135.2100
142.8900
1,285,600
135.1000
138.5400
133.6100
133.7600
1,102,000
137.3100
137.3300
132.4000
132.9700
1,740,900
136.6800
141.4500
135.3500
141.3100
1,375,300
Weekend
Weekend
135.7100
136.7500
132.1200
133.2400
1,226,900
130.6300
133.0400
128.8800
132.6900
1,574,000
138.6900
139.8500
134.0600
134.6800
1,040,500
138.7500
143.6200
138.3500
140.8000
1,343,600
135.8500
136.6600
133.1400
135.1100
945,100
Weekend
Weekend
No trading
135.7200
138.4600
134.3900
136.3200
995,900
131.8200
137.0900
131.8200
133.7600
1,470,400
134.1300
134.1300
127.2200
129.6200
1,314,700
137.4300
138.8200
132.7000
132.7900
1,298,000
Weekend
Weekend
129.1600
135.6100
128.3500
134.9600
2,147,100
129.1100
131.7300
125.6900
126.6300
1,437,000
126.9100
132.4100
126.8300
130.4700
1,527,300
129.9800
131.3600
127.4900
129.1800
1,409,000
126.0000
128.6300
124.2500
125.7300
1,624,600
Weekend
Weekend
No trading
130.6300
135.4000
126.1700
127.4900
4,347,100
141.0300
142.3700
133.2700
133.5800
1,530,800
143.4200
146.5000
141.4300
142.2400
1,263,200
147.1700
150.3100
141.1100
142.7700
1,743,700
Weekend
Weekend
146.1100
149.0100
143.4900
148.1700
1,139,900
152.8000
155.4800
146.6200
148.8100
1,249,200
154.9900
159.0200
152.7200
154.9100
1,104,800
157.6300
160.9400
155.6100
157.4000
927,900
161.5600
164.3000
159.9600
160.3500
1,002,600
Weekend
Weekend
167.5300
171.0000
160.0300
164.0200
1,312,700
169.5900
171.3300
164.1400
164.8700
1,075,900
168.3400
169.3900
161.8100
164.7500
1,118,900
17 · 8-K
After-hours · 16:22 ET
8-K ↗
174.4800
175.4000
169.2700
170.6200
1,533,200
165.0400
180.4500
165.0400
179.5900
2,031,400
Weekend
Weekend
162.1100
166.2600
159.1600
162.2000
8,702,100
159.1500
162.8200
158.6800
161.1800
1,251,500
156.5000
162.2600
156.5000
159.9700
952,500
157.6400
159.8600
155.5500
157.8900
1,083,000
No trading
Weekend
Weekend
157.5300
162.6200
157.5300
160.0100
1,042,200
156.1800
157.6300
153.1100
157.2200
1,162,400
152.0700
158.5400
147.9800
158.4600
1,444,300
160.4000
164.5600
153.9800
154.1400
1,774,300
146.8800
157.0000
145.7200
155.4300
1,545,300
Weekend
Weekend
145.0700
147.1400
141.7400
146.2300
1,786,800
144.4800
146.5100
140.5600
140.6500
1,773,600
152.0200
152.0200
142.1900
144.4600
2,172,600
154.5700
156.8700
152.0400
152.9600
1,334,500
154.6200
160.8300
152.0200
153.8000
1,550,000
Weekend
Weekend
155.8600
159.9500
150.6500
158.6500
1,204,500
153.3500
159.5000
153.3500
157.7800
2,434,200
148.8800
153.7600
148.8800
151.0500
2,569,400
145.0400
150.7500
142.2200
149.4900
2,970,600
16 · 10-Q
Pre-market · 06:05 ET
10-Q ↗
15 · 8-K
Pre-market · 06:02 ET
8-K ↗
145.7400
149.6000
144.1200
147.7100
2,374,300
Weekend
Weekend
151.5100
154.1600
146.2900
146.4000
1,554,100
147.3900
150.7300
145.8600
148.4900
1,525,800
149.2900
151.3700
147.5000
150.2300
846,200
151.0100
154.6600
149.5000
150.1200
1,352,300
147.6000
152.3600
146.1800
148.7800
1,070,400
Weekend
Weekend
147.2700
150.6600
146.9100
150.5500
997,000
152.6900
152.6900
145.1000
148.6000
1,470,300
159.6800
161.1100
154.6400
157.0900
849,200
156.8200
161.6100
155.4600
158.9700
1,168,000
154.7800
157.8400
153.5600
156.2300
1,162,900
Weekend
Weekend
155.9100
157.9500
152.7900
154.6200
1,423,900
155.7400
158.0000
153.6100
155.5300
1,068,500
14 · DEFA14A
After-hours · 16:08 ET
DEFA 14A ↗
13 · DEF 14A
After-hours · 16:07 ET
DEF 14A ↗
151.4000
154.5100
150.3200
152.3900
1,259,500
156.2700
157.3500
148.3300
149.1000
1,322,500
145.1000
154.6100
145.1000
154.2200
1,651,100
Weekend
Weekend
147.3200
148.0000
141.7600
143.7200
1,585,300
148.5000
148.9900
144.0400
148.0200
1,347,000
152.0100
154.7400
148.4400
149.4000
1,642,400
154.6900
155.4400
148.1600
148.6700
2,071,300
157.6800
157.7300
155.0700
155.8100
951,700
Weekend
Weekend
No trading
155.7200
161.0000
152.5000
157.8500
865,600
157.6900
158.4800
151.2500
154.7900
1,432,000
160.1500
162.5200
154.8700
158.3400
1,043,300
156.5800
161.3800
155.6900
159.1400
1,162,100
Weekend
Weekend
153.9000
155.8200
148.7900
155.4200
1,797,400
150.1400
157.0000
149.5900
156.6000
1,259,600
153.6000
154.7500
144.2200
150.2300
1,404,600
160.3000
161.5500
151.2500
151.3800
1,495,600
164.0200
165.0000
158.4800
162.5900
1,551,000
Weekend
Weekend
156.4700
161.6000
154.8200
161.4100
3,388,400
157.9500
165.0400
156.4800
159.2600
1,338,400
160.5900
161.7500
156.9100
158.1200
1,230,600
161.0000
166.2900
159.0100
161.9900
1,055,400
166.4300
166.8000
160.1000
160.2500
1,506,600
Weekend
Weekend
162.2900
167.7700
161.9300
166.7400
1,883,700
161.5100
167.6600
160.4500
160.5900
1,999,000
160.0300
162.2500
157.7700
160.3900
1,347,600
164.9600
166.6000
154.9700
159.0600
1,845,200
167.8100
168.9900
161.2000
166.3900
1,603,700
Weekend
Weekend
168.9800
172.0500
165.5300
169.0000
1,296,100
166.9600
172.2300
166.5300
170.9800
1,911,100
163.8700
167.5800
161.0000
166.9000
1,010,400
156.3400
165.5000
155.0900
164.7800
1,326,900
154.0600
159.7700
153.8400
159.2700
1,367,400
Weekend
Weekend
152.7200
157.3300
148.7900
157.2000
2,141,600
151.8600
162.1000
151.1200
155.8000
2,447,900
147.0000
150.3600
143.5500
149.3400
1,651,400
145.7100
151.9200
144.9000
147.3400
1,808,300
151.7700
153.2700
144.2900
144.9700
1,856,800
Weekend
Weekend
155.9200
159.8100
153.2700
153.7300
1,388,000
160.9400
162.3600
155.7100
156.9400
1,210,800
158.1800
162.2600
156.4700
161.2500
1,413,700
156.0000
159.5300
151.0000
156.3000
1,776,400
No trading
Weekend
Weekend
154.4400
158.8400
153.4600
158.5800
1,616,700
12 · 10-K
After-hours · 16:34 ET
10-K ↗
162.2000
163.2500
152.6300
153.6300
2,343,600
159.0900
161.6400
156.3300
161.5300
1,974,000
159.7500
164.4700
157.0000
159.8900
2,495,100
155.6100
161.2000
155.1200
159.7500
1,795,600
Weekend
Weekend
151.8500
158.2400
151.8500
156.3300
2,316,500
155.2100
157.6100
150.2700
152.0300
3,521,300
157.1800
161.6200
149.0000
157.8300
3,661,600
147.9400
162.0000
139.1800
160.1600
7,311,300
11 · 8-K
Pre-market · 06:01 ET
8-K ↗
210.5100
211.0100
201.7800
202.4000
2,485,500
Weekend
Weekend
212.6000
214.5700
207.0100
209.6100
1,707,000
10 · 8-K
After-hours · 16:34 ET
8-K ↗
224.8100
226.6300
210.1000
212.7000
1,628,300
233.2200
234.2500
224.6300
225.9800
994,500
235.7700
235.7700
229.1500
232.0000
945,300
233.2100
237.0900
230.8800
236.5800
664,000
Weekend
Weekend
236.4300
239.2500
230.6800
231.7600
716,800
233.6100
238.5600
233.6100
237.1200
831,000
221.9800
233.3900
221.9800
232.4400
1,253,600
227.5000
230.2700
221.1600
221.8300
1,617,100
No trading
Weekend
Weekend
231.8700
233.0700
226.5000
230.6700
903,500
239.0100
239.4500
227.7500
230.3800
1,405,100
236.3300
242.8900
235.8600
238.9300
651,600
241.6600
243.1300
231.9900
235.7900
860,100
248.7100
248.9500
241.6300
242.3000
796,900
Weekend
Weekend
249.3800
252.6300
247.7800
248.0200
608,500
243.7800
249.9400
243.5300
246.8100
578,300
244.9000
247.6400
241.8200
245.6700
876,700
239.6000
246.5700
238.1700
244.7800
903,400
235.6100
245.8800
235.0000
239.3700
984,800
Weekend
Weekend
250.3900
252.2800
236.8900
237.0300
910,100
No trading
252.7500
255.6400
251.6600
252.2800
582,000
252.1200
255.5000
250.9000
254.5900
680,900
251.6800
255.5100
251.4800
253.8000
547,000
Weekend
Weekend
251.7600
252.7100
250.3400
252.6100
540,100
No trading
249.7700
254.4100
248.5600
251.1800
342,200
250.7900
251.9200
248.6400
250.3800
744,400
251.0000
253.7000
249.6400
250.4600
649,300
Weekend
Weekend
250.1500
253.5200
246.8500
250.7600
3,381,000
252.0500
254.5300
246.1800
249.5700
1,170,200
246.7700
256.9000
246.4300
251.2900
1,189,200
247.2300
248.4500
244.6500
247.3400
1,223,400
237.3000
246.8500
237.2100
246.3500
1,510,100
Weekend
Weekend
233.6700
235.7100
232.0800
233.8900
906,700
230.8700
235.5000
229.2000
232.6600
654,700
228.6700
232.4800
225.2400
230.8800
862,600
226.5000
232.1800
226.0700
229.3800
740,400
229.0100
229.0100
225.8000
227.2800
1,181,000
Weekend
Weekend
231.4000
233.8100
228.4900
229.7700
656,900
233.8700
235.7400
230.3900
232.1000
663,700
228.6600
232.4300
227.6600
231.9100
714,200
230.5500
230.6000
226.9600
228.6200
1,100,300
231.7700
235.0000
230.2000
230.7800
966,900
Weekend
Weekend
230.8000
233.6300
230.6100
232.7400
421,000
No trading
234.8800
236.0400
230.8800
231.2500
637,900
229.4800
236.1100
229.4800
235.3800
744,700
233.8600
234.7600
227.0300
230.2400
1,802,700
Weekend
Weekend
223.5500
240.2500
223.0700
234.1800
1,470,400
9 · 8-K
After-hours · 16:26 ET
8-K ↗
227.1400
228.4500
222.6000
224.1300
885,600
226.3600
228.3200
222.8500
225.8900
816,400
225.0000
227.9100
223.0200
226.3200
993,000
230.0500
230.9000
225.5300
226.8900
782,700
8 · 424B5
Pre-market · 08:00 ET
424B5 ↗
Weekend
Weekend
230.8100
233.5900
229.4100
231.0300
772,700
228.2900
234.1000
225.6500
230.1700
1,142,800
7 · 424B5
Pre-market · 08:52 ET
424B5 ↗
231.7500
233.8900
229.8000
230.1300
813,700
6 · S-3ASR
Pre-market · 08:41 ET
S-3ASR ↗
227.7400
232.6500
225.2900
231.5400
663,700
230.9100
231.7100
226.1700
228.6400
863,100
Weekend
Weekend
224.8800
230.6800
222.7300
230.5700
771,900
237.6400
238.7300
222.5400
226.4400
1,087,100
228.9700
237.4600
224.8600
237.1200
1,322,800
252.3700
253.5400
223.2300
227.1700
1,861,700
5 · 10-Q
Pre-market · 06:05 ET
10-Q ↗
4 · 8-K
Pre-market · 06:02 ET
8-K ↗
248.6900
248.6900
241.8000
245.9200
1,287,900
Weekend
Weekend
247.0200
249.3800
244.5000
248.3400
870,600
249.0100
253.0000
247.6000
248.4000
623,400
253.0900
255.0000
247.2400
249.7400
1,136,800
253.7100
256.1700
252.2300
252.7000
1,046,500
252.2900
257.6900
251.3600
255.5800
777,200
Weekend
Weekend
253.4600
253.6800
249.9300
250.2100
543,200
250.0200
251.8400
246.6600
250.9200
949,400
253.6400
257.2800
250.9100
251.0300
1,108,000
241.0600
261.1000
239.6200
258.1700
1,314,700
237.9900
240.3900
236.1500
239.4800
716,700
Weekend
Weekend
236.5000
238.7500
234.0000
235.7300
2,216,300
239.1300
242.2700
234.7100
236.1800
881,400
246.8600
247.7000
234.4100
236.7900
899,100
243.2900
249.4500
241.3600
246.7300
726,900
242.2500
245.9500
237.1400
245.3600
767,300
Weekend
Weekend
246.2400
247.1700
239.4400
239.4500
873,900
244.0100
249.1900
242.9800
244.5000
766,000
247.1900
248.7500
242.1100
243.9900
1,365,500
259.2800
259.2800
245.0100
245.2700
1,403,800
258.9300
260.6700
255.0000
256.4300
1,075,200
Weekend
Weekend
257.6300
261.8400
255.2800
257.2000
1,089,700
251.4400
258.2000
250.2400
257.2300
1,239,900
261.9000
264.9000
242.2600
251.0000
2,622,300
260.2100
265.0000
258.4600
262.8700
2,272,100
265.6200
265.6200
260.7500
261.1900
1,259,900
Weekend
Weekend
261.8600
265.8500
260.9200
264.0900
1,305,900
260.8300
263.0600
257.1700
262.4000
1,904,100
258.2800
263.4200
256.6900
262.8200
1,419,800
260.0100
261.8500
255.5700
257.9800
1,482,100
253.9600
262.3100
253.9600
260.1300
1,762,900
Weekend
Weekend
253.8700
257.3300
252.5000
256.3900
4,285,600
256.5000
257.4900
251.3000
253.0200
2,190,600
251.7300
256.6000
251.1500
253.9200
1,430,900
246.2400
251.8700
244.9900
250.8800
2,021,100
251.5000
253.3000
246.5900
246.8900
2,560,400
Weekend
Weekend
244.6600
247.8400
242.9100
247.3300
2,214,200
3 · 8-K
Pre-market · 06:02 ET
8-K ↗
233.8400
242.0000
233.0000
241.1200
1,381,500
244.9300
245.4200
231.3300
232.5900
1,259,800
244.2100
246.6000
241.5800
246.2800
1,024,800
245.7600
247.4800
239.7600
246.2600
1,420,500
Weekend
Weekend
237.8800
246.0700
237.4700
245.9100
1,304,600
246.8000
246.8000
236.2900
236.7300
1,251,100
249.5000
250.1900
245.0600
247.5800
986,100
248.2600
251.0700
247.2000
250.9100
1,057,600
No trading
Weekend
Weekend
247.6800
251.3600
247.0600
251.1900
920,100
247.2400
248.5600
245.1500
247.7300
881,800
242.6200
246.3800
242.4700
246.3600
1,037,800
241.0500
244.2300
241.0500
243.1300
2,532,900
249.5000
249.5000
241.2000
241.4700
1,209,800
Weekend
Weekend
246.4100
252.1300
245.0400
249.9000
1,274,200
243.7200
247.3900
242.3100
244.6600
1,722,400
243.1800
248.7900
242.5500
244.2000
1,300,700
240.0000
248.1400
239.6500
242.8800
1,511,900
239.7100
242.2000
237.6600
238.9400
1,927,000
Weekend
Weekend
243.2600
245.0300
238.6300
238.6900
1,616,000
240.8300
244.7000
237.8100
243.0700
1,982,500
230.0000
242.6900
229.6200
242.6600
1,678,200
226.1200
229.6700
223.6500
229.3900
1,584,900
228.1100
235.4000
225.7800
225.9800
2,008,800
Weekend
Weekend
230.0700
233.1000
227.1400
229.0000
2,105,600
246.9200
246.9200
228.9000
229.6900
2,913,800
244.0000
250.5000
240.5800
243.7100
2,574,600
242.4900
247.9900
231.0000
243.9300
4,541,200
2 · 10-Q
Pre-market · 06:06 ET
10-Q ↗
1 · 8-K
Pre-market · 06:02 ET
8-K ↗
331.0000
337.2900
330.0400
336.7100
1,619,600
Weekend
Weekend
334.6600
335.8400
326.9300
328.5400
1,286,200
343.2500
345.5000
337.4000
338.6500
897,800
350.6200
352.0800
342.0000
343.8000
709,300
353.7100
353.7700
348.6400
350.4000
865,200
356.7400
357.3300
352.4700
352.4700
617,900
Weekend
Weekend
356.0100
359.3600
354.2400
356.6400
753,800
355.0000
358.2200
353.7200
356.1400
516,600
358.4000
360.0200
354.2700
357.9800
770,400
354.9500
360.4900
353.5700
356.5200
1,169,900
Announcement Events
Each title opens the filing on the SEC website. Registered users can summarise the filing and up to seven relevant exhibits linked within the same SEC submission.