Transocean Ltd (Switzerland) RIG

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Transocean Ltd (Switzerland) Common Stock · Company · NYSE

Paper trade (simulated — no real money)

Fill: USD 6.4100 · FX 1 USD = 1.277900 SGD · about SGD 8.1913 per unit

Sign in to place simulated trades. USD fills are converted into the SGD portfolio at the displayed rate.

Announcement types: (default: consequential filings)
Results & current reports
Capital markets
Ownership & governance

USD closing-price chart (daily close from yfinance · Last year)

USD 3.89 → 6.41 · 64.8%
7.5805.6653.750 1 2 3 4 5 6,7 8,9 10,11 12 13 14,15 16 17,18 19 20 21 22 23,24,25 26,27 28 29 30,31 32 33 34 35 36,37 38 39,40 41 42 Oct 25Jan 26Apr 26Jul 26Oct 26

Numbered dotted lines mark the filtered filings under Announcement Events below.

Price & SEC Filing History 23 Oct 2025 — 24 Oct 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.

Weekend
6.1050 6.5200 6.1000 6.4100 45,900,851
6.0400 6.1100 5.7500 6.0800 54,770,000
5.8300 6.0500 5.7900 6.0400 31,867,600
5.9600 6.0300 5.7400 5.8200 50,480,700
42 · 8-K After market open · 10:12 ET 8-K ↗
5.7200 5.9800 5.6900 5.8900 56,418,600
Weekend
Weekend
5.5900 5.7300 5.5400 5.6200 51,100,100
41 · 8-K After-hours · 21:25 ET 8-K ↗
5.6100 5.6100 5.4200 5.5100 44,307,600
40 · DEFA14A After-hours · 21:09 ET DEFA14A ↗ 39 · 8-K After-hours · 21:07 ET FORM 8-K ↗
5.7800 5.8200 5.5700 5.5800 57,923,200
5.6400 5.7800 5.6300 5.6500 37,569,500
5.6200 5.7000 5.5000 5.6000 36,130,500
Weekend
Weekend
38 · 8-K After market open · 10:06 ET 8-K ↗
5.5400 5.6100 5.5100 5.5100 15,808,000
5.5000 5.6100 5.4600 5.5400 30,569,600
5.4200 5.5000 5.3200 5.3900 19,181,600
5.4500 5.5000 5.3200 5.4000 26,912,600
5.2700 5.6100 5.2300 5.5100 49,059,100
Weekend
Weekend
5.1900 5.2200 5.1200 5.1700 28,690,100
5.2600 5.2900 5.1200 5.2400 56,016,400
37 · DEFA14A After-hours · 21:15 ET DEFA14A ↗ 36 · 8-K After-hours · 21:11 ET FORM 8-K ↗
5.2800 5.3400 5.2200 5.2400 26,660,300
5.1700 5.2900 5.1400 5.2100 40,442,800
5.4100 5.4500 5.2800 5.2800 53,627,300
Weekend
Weekend
5.3800 5.4400 5.2900 5.3800 37,366,400
5.5200 5.5800 5.4200 5.4300 42,675,200
5.5300 5.5700 5.4500 5.4700 34,259,200
5.3600 5.5300 5.3500 5.4900 61,275,100
5.6200 5.6300 5.4200 5.4500 41,570,300
Weekend
Weekend
5.7100 5.7500 5.6200 5.6400 41,095,500
5.5800 5.7000 5.5500 5.6600 41,115,400
5.8700 5.9500 5.4700 5.5400 58,126,100
5.5100 5.9500 5.5100 5.9400 68,814,700
35 · 8-K Pre-market · 06:17 ET 8-K ↗
5.7200 5.7200 5.4400 5.4500 43,450,700
Weekend
Weekend
5.7700 5.8300 5.5900 5.6700 34,583,700
5.8400 5.8600 5.6600 5.7700 45,612,800
5.8500 5.9300 5.6900 5.7100 45,754,700
5.9200 6.0200 5.7600 5.7600 44,089,300
No trading
Weekend
Weekend
5.9600 5.9600 5.7700 5.8500 40,656,700
6.2700 6.2700 6.0100 6.0200 43,503,800
5.8600 6.2700 5.7900 6.2200 53,348,100
5.9000 5.9900 5.8000 5.9200 37,119,500
5.9500 5.9800 5.7500 5.8100 27,522,300
Weekend
Weekend
5.7400 5.8600 5.6800 5.8000 34,881,300
5.6300 5.8200 5.5700 5.7400 44,262,600
5.6800 5.7400 5.5800 5.6000 23,534,100
5.6600 5.8100 5.6600 5.7500 30,008,300
5.8200 5.8500 5.6600 5.7700 37,014,600
Weekend
Weekend
6.0500 6.1400 5.9100 5.9200 29,506,200
5.9900 6.0600 5.9300 6.0100 36,320,700
34 · 8-K Pre-market · 06:21 ET 8-K ↗
5.9000 5.9500 5.8300 5.8400 42,306,600
5.9500 5.9900 5.7900 5.8200 39,193,000
5.8000 5.8700 5.7200 5.8700 45,521,200
Weekend
Weekend
5.7600 5.9800 5.7500 5.7600 46,825,600
5.6500 5.7800 5.5700 5.7200 61,132,000
5.7500 5.7900 5.6500 5.7000 45,093,800
5.6800 5.8800 5.6500 5.8100 56,583,900
5.3600 5.7600 5.3600 5.7200 59,393,900
Weekend
Weekend
5.1500 5.4100 5.1300 5.2600 29,947,700
33 · 10-Q Next filing day · accepted 06 Aug, 18:00 ET 10-Q ↗
5.4400 5.4900 5.1500 5.1600 47,922,800
32 · 8-K After-hours · 17:09 ET 8-K ↗
5.2600 5.2900 5.0800 5.1400 28,710,900
5.0500 5.2900 5.0500 5.2200 37,422,100
5.1900 5.2500 5.0900 5.1500 28,463,500
Weekend
Weekend
5.1400 5.3400 5.0900 5.3200 62,789,300
5.0000 5.0900 4.9100 5.0800 53,474,500
5.0900 5.1400 4.8800 4.9500 51,014,600
5.2100 5.2400 4.9800 4.9900 46,405,600
5.2400 5.4200 5.2100 5.2800 60,452,900
Weekend
Weekend
5.3400 5.4200 5.3100 5.3500 49,454,500
5.3800 5.4200 5.3000 5.3200 45,770,600
5.3500 5.3800 5.2500 5.3000 42,528,200
5.0800 5.2600 4.9800 5.2400 40,662,100
5.0900 5.2300 5.0000 5.0200 26,665,200
Weekend
Weekend
5.1800 5.1800 5.0600 5.1400 36,094,100
5.1900 5.2200 5.1000 5.1200 31,539,900
5.3600 5.3700 5.1000 5.2000 30,234,900
5.4700 5.5100 5.2500 5.3100 37,610,400
5.2900 5.4400 5.1900 5.3700 50,931,400
Weekend
Weekend
5.1800 5.2500 5.1200 5.2000 46,082,000
5.1600 5.1800 5.0500 5.1400 35,208,900
5.1700 5.2900 5.1100 5.2300 42,580,600
5.0100 5.1200 4.9100 5.0200 34,136,100
5.0100 5.1400 4.9300 4.9300 22,015,600
Weekend
Weekend
No trading
4.9500 5.1100 4.9300 5.0600 26,459,300
4.8700 5.0000 4.8000 4.8700 59,981,500
31 · DEFA14A Pre-market · 09:02 ET DEFA14A ↗ 30 · 8-K Pre-market · 09:01 ET FORM 8-K ↗
5.0600 5.1800 4.8800 4.8900 61,601,900
5.1200 5.1900 5.0200 5.0400 36,439,900
Weekend
Weekend
5.1500 5.2200 5.0400 5.1100 48,993,300
5.0500 5.2200 4.9900 5.2100 31,914,200
5.2000 5.2000 5.0200 5.0400 42,327,500
5.3300 5.4100 5.2800 5.2900 23,147,700
5.3800 5.4100 5.2300 5.4100 30,886,900
Weekend
Weekend
No trading
5.5500 5.5700 5.1400 5.3100 67,158,400
5.5700 5.6400 5.5500 5.5800 26,175,600
29 · 8-K After-hours · 17:06 ET 8-K ↗
5.7700 5.8000 5.5700 5.5900 29,113,800
5.8700 5.9600 5.8000 5.8300 33,231,200
Weekend
Weekend
6.0600 6.1200 6.0000 6.0400 17,979,900
6.0500 6.1700 5.9200 6.0300 26,154,500
5.9600 6.1200 5.9000 6.0100 23,387,600
6.1500 6.2000 5.8100 5.8700 24,183,600
6.0400 6.2200 6.0400 6.1700 19,388,100
Weekend
Weekend
6.2000 6.2100 5.9000 5.9500 24,231,800
6.1000 6.2900 6.0600 6.2500 22,289,500
6.3100 6.3600 6.0500 6.1800 36,990,700
6.2500 6.4300 6.2400 6.2500 36,995,800
6.2700 6.3900 6.2200 6.2500 31,369,600
Weekend
Weekend
6.2000 6.2800 6.1500 6.1900 26,956,300
6.2200 6.2600 6.1300 6.2200 34,221,500
6.2900 6.3000 6.1500 6.1800 33,049,400
28 · 8-K After-hours · 17:10 ET 8-K ↗
6.7000 6.7300 6.4400 6.4800 34,780,000
No trading
Weekend
Weekend
6.8200 6.8600 6.6500 6.8100 31,888,200
7.4600 7.5000 6.7900 6.8200 31,758,200
7.4500 7.6400 7.2400 7.3400 31,369,300
27 · DEFA14A After-hours · 16:46 ET DEFA14A ↗ 26 · 8-K After-hours · 16:44 ET FORM 8-K ↗
7.6400 7.6600 7.3300 7.4500 37,851,200
6.9900 7.6400 6.9200 7.5800 61,589,700
Weekend
Weekend
6.8300 7.0600 6.7400 7.0400 30,467,600
6.6000 6.9300 6.6000 6.9100 28,600,400
6.6000 6.6700 6.5000 6.6200 26,458,000
6.5700 6.6400 6.4300 6.5400 24,651,500
6.4100 6.6400 6.4000 6.5500 32,588,900
Weekend
Weekend
6.2600 6.5000 6.1700 6.4000 31,209,300
6.1600 6.2200 6.0000 6.1700 33,872,000
5.9500 6.3900 5.9500 6.2300 46,340,800
25 · 10-Q After-hours · 16:09 ET 10-Q ↗
6.3200 6.6900 6.2200 6.2500 65,009,300
24 · DEFA14A Pre-market · 07:02 ET DEFA14A ↗ 23 · 8-K Pre-market · 07:01 ET FORM 8-K ↗ 22 · 8-K After-hours · 17:28 ET 8-K ↗
6.8200 6.9400 6.7200 6.8800 34,333,700
Weekend
Weekend
6.7400 6.8800 6.5800 6.8400 31,967,300
6.9000 6.9800 6.7400 6.8200 38,486,500
6.9200 6.9700 6.7400 6.9600 36,257,100
6.5700 6.8500 6.4600 6.7900 57,352,200
6.2200 6.5800 6.2200 6.5200 62,199,400
Weekend
Weekend
6.0900 6.1500 5.9900 6.1100 33,067,500
6.0300 6.1900 5.9700 6.0600 25,731,300
6.1400 6.1500 5.9600 6.0600 22,969,900
5.9100 6.0500 5.9000 6.0500 27,866,700
5.9500 5.9800 5.8200 5.8900 27,473,300
Weekend
Weekend
6.0300 6.0800 5.8500 5.9400 48,184,400
6.2100 6.3900 6.1600 6.3500 21,957,000
21 · 8-K Pre-market · 06:25 ET 8-K ↗
6.1600 6.2700 6.0900 6.1500 25,003,900
6.5900 6.6100 6.1400 6.1700 30,358,000
20 · 8-K Pre-market · 06:08 ET 8-K ↗
6.5600 6.7500 6.5400 6.6400 20,538,900
Weekend
Weekend
6.5500 6.6100 6.4800 6.5200 21,204,800
6.6800 6.8200 6.5200 6.5600 20,597,200
6.4100 6.7000 6.2900 6.7000 27,193,900
6.6100 6.7600 6.5300 6.6800 28,403,200
6.5200 6.6700 6.4900 6.5900 21,448,100
Weekend
Weekend
No trading
6.7400 7.0200 6.5200 6.5900 39,485,100
19 · 8-K Pre-market · 06:19 ET 8-K ↗
6.5600 6.6800 6.4200 6.5000 44,224,600
18 · DEFA14A After-hours · 16:35 ET DEFA14A ↗ 17 · DEF 14A After-hours · 16:31 ET DEF 14A ↗
6.6900 6.8900 6.4900 6.6300 36,529,300
7.0700 7.1400 6.6200 6.6500 42,145,500
Weekend
Weekend
6.8600 7.0400 6.8000 6.9300 38,369,600
6.7500 6.9500 6.7100 6.8900 31,589,800
6.6700 6.8500 6.6300 6.7700 34,625,200
6.5000 6.7200 6.4600 6.6300 35,576,700
6.1500 6.5100 6.1100 6.4600 47,645,700
Weekend
Weekend
16 · PRE 14A After-hours · 16:15 ET PRE 14A ↗
6.4400 6.5400 6.1900 6.2200 36,373,000
6.2100 6.6700 6.2000 6.4600 37,448,400
6.6100 6.6400 6.2300 6.2500 38,884,100
6.2500 6.6700 6.2500 6.5800 53,684,600
6.3400 6.3600 6.1400 6.2000 33,356,100
Weekend
Weekend
6.2800 6.4700 6.2600 6.3600 36,541,300
6.2700 6.3100 6.1500 6.2800 30,843,000
6.1000 6.3700 6.0500 6.3100 28,636,500
6.1500 6.3000 6.0700 6.1600 36,639,600
5.9400 6.2300 5.8600 6.1700 41,090,700
Weekend
Weekend
6.0100 6.1100 5.8500 5.9300 38,509,100
6.3400 6.3800 5.9500 6.1300 37,751,400
6.1500 6.4400 6.1200 6.3700 34,082,800
6.1200 6.2000 5.9400 6.1100 43,847,000
6.7200 6.7200 6.1500 6.2500 53,371,500
Weekend
Weekend
6.4600 6.5500 6.3600 6.4800 35,526,500
6.2900 6.4500 6.1600 6.3800 32,315,500
6.5900 6.6200 6.3200 6.4100 24,064,400
6.4600 6.6200 6.3400 6.5400 35,984,800
15 · 8-K After-hours · 17:08 ET 8-K ↗ 14 · 10-K After-hours · 16:52 ET 10-K ↗
6.5700 6.9600 6.3700 6.3900 54,189,800
Weekend
Weekend
6.1500 6.5300 6.1100 6.5200 53,181,800
13 · 8-K Next filing day · accepted 19 Feb, 19:54 ET 8-K ↗
6.2800 6.3900 6.1800 6.3600 67,266,800
6.2400 6.2700 6.1000 6.2200 73,354,100
6.4500 6.5100 6.0100 6.1400 83,287,200
12 · DEFA14A Next filing day · accepted 13 Feb, 21:41 ET DEFA14A ↗
No trading
Weekend
Weekend
6.0100 6.5700 5.8600 6.5400 98,174,700
5.9300 6.1300 5.7600 6.0300 106,866,300
5.6200 6.0500 5.5800 6.0000 130,711,400
11 · 8-K Pre-market · 06:21 ET 8-K ↗ 10 · DEFA14A Next filing day · accepted 10 Feb, 20:37 ET DEFA14A ↗
5.6000 5.6000 5.1800 5.4400 119,349,000
9 · DEFA14A Pre-market · 08:58 ET DEFA14A ↗ 8 · 8-K Pre-market · 08:57 ET FORM 8-K ↗
5.2200 5.7700 5.1800 5.7100 183,262,100
7 · DEFA14A Pre-market · 08:19 ET DEFA14A ↗ 6 · 8-K Pre-market · 08:15 ET FORM 8-K ↗
Weekend
Weekend
4.9800 5.4000 4.9600 5.3900 39,956,700
5.1000 5.1900 4.8700 4.9400 38,949,700
4.9800 5.3600 4.9800 5.3400 47,758,400
4.8500 5.0100 4.7900 4.9800 35,757,100
4.8300 4.9800 4.7500 4.8200 46,916,500
Weekend
Weekend
4.8700 5.0100 4.8500 4.9700 41,834,500
5.0000 5.1700 4.8000 4.9200 40,806,300
5.0500 5.1000 4.7800 4.8700 40,924,500
4.9300 5.0300 4.9000 4.9600 35,572,200
4.9300 5.0100 4.7800 4.9100 35,959,000
Weekend
Weekend
4.7600 4.9800 4.7200 4.8300 35,859,900
4.5600 4.7000 4.5400 4.7000 32,281,500
4.3700 4.7200 4.3500 4.6300 49,375,900
4.1500 4.3100 4.1500 4.3000 29,862,900
No trading
Weekend
Weekend
4.3600 4.3900 4.2300 4.2300 20,345,200
4.3200 4.4000 4.2900 4.3400 26,672,800
4.3000 4.4400 4.3000 4.3800 36,498,500
4.3400 4.4000 4.2500 4.2900 40,793,100
4.2300 4.3400 4.1900 4.2700 28,277,700
Weekend
Weekend
4.2900 4.3600 4.1600 4.2500 27,394,000
4.2300 4.3100 4.1700 4.2700 42,899,500
4.2700 4.3200 4.1500 4.2100 29,119,100
4.4000 4.4600 4.3000 4.3300 30,838,900
4.4300 4.4300 4.1000 4.3100 42,728,600
5 · 8-K Pre-market · 06:59 ET 8-K ↗
Weekend
Weekend
4.1500 4.2900 4.0800 4.2400 25,841,100
No trading
4.1300 4.2100 4.1100 4.1300 23,176,800
4.1000 4.1800 4.0900 4.1300 24,077,400
4.0200 4.1500 4.0200 4.0700 23,293,800
Weekend
Weekend
4.0200 4.0400 3.9700 4.0200 18,758,800
No trading
4.0300 4.0600 3.9900 4.0100 14,709,400
4.0200 4.0500 3.9300 4.0300 27,081,300
4.0800 4.1900 3.9900 4.0100 21,694,600
Weekend
Weekend
3.9400 4.0100 3.9300 3.9700 42,318,000
3.9900 4.0100 3.8700 3.9200 28,585,400
3.8800 3.9800 3.8400 3.9500 35,688,600
4.0000 4.0100 3.7900 3.8400 44,566,600
4.1500 4.1600 4.0400 4.0800 30,968,100
Weekend
Weekend
4.3000 4.3700 4.1300 4.1300 33,739,100
4.2500 4.3800 4.2200 4.2800 31,128,900
4.3700 4.3900 4.1600 4.3000 50,756,300
4.4100 4.5600 4.4000 4.4500 25,334,500
4 · 8-K After-hours · 17:26 ET 8-K ↗
4.4200 4.5100 4.3700 4.4400 18,603,700
Weekend
Weekend
4.4500 4.5500 4.4300 4.4400 20,598,100
4.5000 4.5000 4.3800 4.4300 22,811,800
4.3800 4.5000 4.3500 4.4500 31,726,100
4.3400 4.3900 4.2200 4.3100 27,410,900
4.3800 4.4900 4.3400 4.3500 32,912,000
Weekend
Weekend
4.3300 4.4300 4.2400 4.4100 19,312,500
No trading
4.1800 4.3600 4.0300 4.3000 35,923,800
4.0300 4.1000 3.9000 4.0500 37,720,600
3.9100 4.0700 3.8800 4.0200 34,240,800
Weekend
Weekend
3.8000 3.9200 3.6800 3.8900 39,422,300
4.1500 4.2200 3.8200 3.8400 45,377,800
4.0200 4.1400 3.9800 4.1000 29,122,600
4.0300 4.2000 3.9700 4.1300 39,681,500
3 · 8-K Pre-market · 07:13 ET 8-K ↗
4.0200 4.2000 3.9500 4.0800 49,373,400
Weekend
Weekend
4.0100 4.1300 3.9600 4.0100 29,364,300
4.1300 4.2300 3.9800 4.0100 41,391,300
4.1800 4.2200 4.0900 4.1300 37,931,300
4.2300 4.3900 4.2200 4.2300 53,935,700
4.0400 4.2500 3.9700 4.2000 55,337,300
Weekend
Weekend
3.8900 3.9900 3.7900 3.9800 38,766,900
3.9100 3.9900 3.7600 3.9000 38,135,600
3.8600 3.9800 3.8600 3.9000 41,843,000
3.8100 3.9200 3.7500 3.9000 37,095,000
3.7800 4.0200 3.7200 3.9600 56,887,500
Weekend
Weekend
3.9200 3.9600 3.8300 3.8400 69,559,300
2 · 10-Q After-hours · 16:56 ET 10-Q ↗
3.7800 4.0000 3.7200 3.9100 59,227,200
1 · 8-K After-hours · 17:11 ET 8-K ↗
3.7500 3.9000 3.7300 3.8300 64,222,000
3.7800 3.8300 3.7300 3.7500 53,738,300
3.9200 3.9500 3.7800 3.8600 55,260,900
Weekend
Weekend
3.9000 4.0700 3.8700 3.9000 78,302,500
3.5300 3.9600 3.5000 3.8900 132,214,100

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.