Statistics of Price Movements of Micron Technology (MU)

The price movements of Micron Technology (ticker MU) are summarized in five ways:

• Table 1. Statistics of daily price changes using the closing prices
• Table 2. Statistics of daily price changes using the closing and opening prices
• Table 3 – 7. Statistics of daily price changes when MU opened with an increase of 1%, 2%, 3%, 4%, or more than 5%
• Table 8 – 10. Statistics of stock price changes in the 20 days after MU had a big price move
• Table 11. Statistics of daily price changes in the 20 days after MU moved 5% with twice the 30-day average volume

The statistics are calculated using MU's price data across 1,547 trading days from 2015 to 2020.

Table 1. Statistics of MU one-day price changes

In this table, the one-day price change is calculated using the closing price and the previous day's closing price.

In the past 1,547 trading days, 49.0% of the time (758 days), MU closed above the previous day's closing price. 46.8% of the time (723 days), it closed below the previous day's closing price. 4.2% of the time (65 days), it did not change.

Also see: VIX price movement study.

MU Price Change (%)	Number of Days	% of Total Sessions
13 – 14%	2	0.13%
12 – 13%	3	0.19%
11 – 12%	3	0.19%
10 – 11%	3	0.19%
9 – 10%	4	0.26%
8 – 9%	6	0.39%
7 – 8%	7	0.45%
6 – 7%	14	0.91%
5 – 6%	21	1.36%
4 – 5%	47	3.04%
3 – 4%	97	6.27%
2 – 3%	126	8.15%
1 – 2%	188	12.16%
0 – 1%	237	15.33%
0%	65	4.20%
0 – -1%	243	15.72%
-1 – -2%	173	11.19%
-2 – -3%	130	8.41%
-3 – -4%	69	4.46%
-4 – -5%	41	2.65%
-5 – -6%	31	2.01%
-6 – -7%	12	0.78%
-7 – -8%	13	0.84%
-8 – -9%	3	0.19%
-9 – -10%	2	0.13%
-10 – -11%	2	0.13%
-11 – -12%	2	0.13%
-18 – -19%	1	0.06%
-19 – -20%	1	0.06%

Table 2. Statistics of MU: Closing vs. Open

In this table, instead of using the closing price of the previous day, the opening price is used to calculate the one-day price change of MU.

47.4% of the time (733 days), MU closed above the opening price. 48.5% of the time (751 days), it closed below the opening price. 4.1% of the time (63 days), it closed where it started.

Closing - Open (%)	Number of Days	% of Total Sessions
10 – 11%	1	0.06%
8 – 9%	2	0.13%
7 – 8%	6	0.39%
6 – 7%	7	0.45%
5 – 6%	14	0.90%
4 – 5%	24	1.55%
3 – 4%	68	4.40%
2 – 3%	124	8.02%
1 – 2%	206	13.32%
0 – 1%	281	18.16%
0%	63	4.07%
0 – -1%	281	18.16%
-1 – -2%	211	13.64%
-2 – -3%	125	8.08%
-3 – -4%	61	3.94%
-4 – -5%	31	2.00%
-5 – -6%	22	1.42%
-6 – -7%	12	0.78%
-7 – -8%	7	0.45%
-9 – -10%	1	0.06%

Table 3. One-day performance when MU opened 5% higher than previous close

In the past 1,547 trading days, MU opened more than 5% higher than the previous day's closing price 18 times. Of these days, 38.9% (7 days) had closing prices above the opening price, and 61.1% (11 days) had closing prices below the opening price.

Closing - Open (%)	Number of Days	% of Total Sessions
6 – 7%	1	5.56%
4 – 5%	1	5.56%
3 – 4%	3	16.67%
2 – 3%	1	5.56%
1 – 2%	1	5.56%
0 – -1%	6	33.33%
-1 – -2%	2	11.11%
-2 – -3%	1	5.56%
-4 – -5%	1	5.56%
-5 – -6%	1	5.56%

Table 4. Closing vs. open when MU opened 4–5% higher

On 10 days, MU opened 4–5% higher than the previous day's closing price. Of these days, 30.0% (3 days) had closing prices above the opening price, and 70.0% (7 days) had closing prices below the opening price.

Closing - Open (%)	Number of Days	% of Total Sessions
2 – 3%	1	10.00%
1 – 2%	2	20.00%
0 – -1%	3	30.00%
-2 – -3%	1	10.00%
-3 – -4%	1	10.00%
-4 – -5%	2	20.00%

Table 5. Closing vs. open when MU open 3 – 4% higher

32 times MU opened 3 – 4% higher than the previous day's closing price. Among these days, 62.5% (20 days) closed above the opening price, 37.5% (12 days) closed below the opening price.

Closing - Open (%)	Number of Days	% of Total Sessions
5 – 6%	3	9.38%
4 – 5%	2	6.25%
3 – 4%	3	9.38%
2 – 3%	1	3.12%
1 – 2%	4	12.50%
0 – 1%	7	21.88%
0 – -1%	4	12.50%
-1 – -2%	3	9.38%
-2 – -3%	1	3.12%
-3 – -4%	4	12.50%

Table 6. Closing vs. open when MU open 2 – 3% higher

87 times MU opened 2 – 3% higher than the previous day's closing price. Among these days, 56.3% (49 days) closed above the opening price, 43.7% (38 days) closed below the opening price.

Closing - Open (%)	Number of Days	% of Total Sessions
8 – 9%	1	1.15%
7 – 8%	1	1.15%
6 – 7%	3	3.45%
5 – 6%	1	1.15%
4 – 5%	3	3.45%
3 – 4%	2	2.30%
2 – 3%	10	11.49%
1 – 2%	12	13.79%
0 – 1%	16	18.39%
0 – -1%	13	14.94%
-1 – -2%	12	13.79%
-2 – -3%	6	6.90%
-3 – -4%	1	1.15%
-4 – -5%	1	1.15%
-5 – -6%	3	3.45%
-6 – -7%	1	1.15%
-7 – -8%	1	1.15%

Table 7. Closing vs. open when MU open 1 – 2% higher

224 times MU opened 1 – 2% higher than the previous day's closing price. Among these days, 52.7% (118 days) closed above the opening price, 46.9% (105 days) closed below the opening price.

Closing - Open (%)	Number of Days	% of Total Sessions
10 – 11%	1	0.45%
7 – 8%	2	0.89%
5 – 6%	3	1.34%
4 – 5%	4	1.79%
3 – 4%	11	4.91%
2 – 3%	25	11.16%
1 – 2%	33	14.73%
0 – 1%	39	17.41%
0%	1	0.45%
0 – -1%	36	16.07%
-1 – -2%	34	15.18%
-2 – -3%	18	8.04%
-3 – -4%	8	3.57%
-4 – -5%	5	2.23%
-5 – -6%	3	1.34%
-7 – -8%	1	0.45%

Table 8. Periods when MU moved 15% or more

In this table, we track the price movements in the 20 days after MU had a one-day price change of at least 15%.

Date	Price Change	Price Change after 15% Move
Days after:		1	4	7	10	13	16	19
20150626	-18.1%	-4.7	-3.0	-7.4	-10.6	-3.9	-3.9	-4.9
20200316	-19.8%	8.4	4.8	23.3	29.2	19.2	35.0	33.8

Table 8b. MU average price changes following a 15% down day

Of the 1,547 trading days from 2015 to 2020, there were 2 days in which MU was down more than -15%. This table shows the average price changes over the 2 days.

Average Type	Average Price Change
Days after:	1	4	7	10	13	16	19
Avg for Change ≥ -15%	1.9	.9	7.9	9.3	7.6	15.5	14.5

Table 9. Periods when MU moved 10% or more

In this table, we track the price movements in the 20 days after MU had a one-day price change of at least 10%.

Date	Price Change	Price Change after 10% Move
Days after:		1	4	7	10	13	16	19
20190626	13.3%	2.8	6.9	6.4	15.8	19.9	20.6	26.8
20200324	13.1%	-1.8	2.9	-5.0	7.6	6.6	7.3	.3
20161222	12.6%	.3	-1.8	-5.5	-4.7	-3.1	-4.4	-3.8
20201109	12.5%	-1.0	3.5	8.5	14.7	13.3	19.9	31.1
20200406	12.4%	.4	-.5	.1	-6.4	-5.6	-2.3	-2.8
20160129	11.5%	-.6	1.8	-9.5	-9.2	3.6	.2	-2.8
20150714	11.3%	-3.7	-3.7	-4.6	.7	-5.6	-3.6	-4.0
20180206	11.3%	-4.3	-3.9	-.9	2.3	6.0	11.2	18.6
20200313	10.7%	-19.8	-15.6	.7	1.1	-7.2	7.9	7.3
20151005	10.4%	3.7	3.4	7.1	9.0	-4.8	-5.1	-5.7
20160623	10.4%	-6.0	-6.1	-11.0	-13.2	-5.8	-6.5	-3.3
20200309	-10.6%	4.1	-6.5	-24.5	-16.8	-2.6	-8.5	-10.3
20151020	-10.8%	-3.9	-3.0	-5.1	4.3	-3.7	-9.3	-12.9
20190927	-11%	-.8	.6	-1.3	4.4	4.5	4.7	9.0
20200312	-11.2%	10.8	-10.6	-1.4	15.4	8.4	6.2	24.4
20150626	-18.1%	-4.7	-3.0	-7.4	-10.6	-3.9	-3.9	-4.9
20200316	-19.8%	8.4	4.8	23.3	29.2	19.2	35.0	33.8

Table 9a. MU average price changes following a 10% up day

Of the 1,547 trading days from 2015 to 2020, there were 11 days in which MU was up more than 10%. This table shows the average price changes over the 11 days.

Average Type	Average Price Change
Days after:	1	4	7	10	13	16	19
Avg for Change ≥ 10%	-2.7	-1.2	-1.2	1.6	1.6	4.1	5.6

Table 9b. MU average price changes following a 10% down day

Of the 1,547 trading days from 2015 to 2020, there were 6 days in which MU was down more than -10%. This table shows the average price changes over the 6 days.

Average Type	Average Price Change
Days after:	1	4	7	10	13	16	19
Avg for Change ≥ -10%	2.3	-3.0	-2.8	4.3	3.6	4.0	6.5

Table 10. Periods when MU moved 5% or more

In this table, we track the price movements in the 20 days after MU had a one-day price change of at least 5%.

Date	Price Change	Price Change after 5% Move
Days after:		1	4	7	10	13	16	19
20190626	13.3%	2.8	6.9	6.4	15.8	19.9	20.6	26.8
20200324	13.1%	-1.8	2.9	-5.0	7.6	6.6	7.3	.3
20161222	12.6%	.3	-1.8	-5.5	-4.7	-3.1	-4.4	-3.8
20201109	12.5%	-1.0	3.5	8.5	14.7	13.3	19.9	31.1
20200406	12.4%	.4	-.5	.1	-6.4	-5.6	-2.3	-2.8
20160129	11.5%	-.6	1.8	-9.5	-9.2	3.6	.2	-2.8
20150714	11.3%	-3.7	-3.7	-4.6	.7	-5.6	-3.6	-4.0
20180206	11.3%	-4.3	-3.9	-.9	2.3	6.0	11.2	18.6
20200313	10.7%	-19.8	-15.6	.7	1.1	-7.2	7.9	7.3
20151005	10.4%	3.7	3.4	7.1	9.0	-4.8	-5.1	-5.7
20160623	10.4%	-6.0	-6.1	-11.0	-13.2	-5.8	-6.5	-3.3
20200429	9.9%	-3.9	-8.9	-3.2	-12.6	-7.8	-9.3	-8.1
20150210	9.6%	-.2	2.4	2.3	-1.0	-1.4	-5.9	-7.8
20190321	9.6%	-5.4	-10.8	-4.3	-2.5	-5.2	-4.5	-1.9
20160426	9%	.4	-7.7	-12.6	-12.3	-16.9	-12.7	-3.2
20150728	8.9%	.6	-3.8	-5.2	-9.5	-14.2	-19.5	-26.9
20180312	8.7%	.1	2.0	2.9	-6.4	-12.2	-13.2	-18.4
20200107	8.7%	-1.3	-1.4	-1.0	1.2	-.9	-5.1	-7.7
20150827	8.6%	1.9	4.0	7.3	9.8	5.4	-1.1	-5.5
20170927	8.5%	2.3	8.8	7.0	12.2	11.9	11.4	12.2
20200317	8.4%	-7.2	2.3	19.8	12.5	10.3	29.2	23.5
20160121	7.9%	2.0	-4.2	1.0	3.5	-8.0	-7.6	5.3
20200527	7.9%	-6.0	-5.3	8.6	6.1	-.4	2.1	.8
20160216	7.8%	5.7	2.2	-.8	2.4	9.9	.0	3.1
20151002	7.7%	10.4	17.7	14.3	16.3	3.3	4.2	1.9
20170324	7.4%	1.2	1.9	.6	.3	-6.1	-4.6	-1.7
20160520	7.2%	3.1	10.6	17.8	19.1	16.5	11.6	10.6
20161207	7.2%	1.1	-1.5	-.8	.7	13.8	9.0	10.3
20160413	6.9%	-4.4	-1.5	-2.0	6.2	-2.4	-7.5	-7.3
20190124	6.8%	6.5	4.5	7.9	7.6	10.4	14.8	15.4
20200304	6.7%	-2.8	-13.4	-22.2	-37.3	-30.8	-19.0	-23.9
20201116	6.7%
20181226	6.4%	3.4	2.7	5.9	14.7	12.2	9.7	9.6
20190125	6.4%	-2.3	-1.9	1.1	-1.0	7.0	7.8	6.6
20171031	6.3%	.2	-2.4	-1.8	3.4	4.2	10.9	8.4
20180522	6.3%	1.6	3.9	-2.4	.6	4.0	1.7	-1.0
20181101	6.3%	.5	2.0	-6.7	-.5	-10.0	-9.3	-3.5
20200914	6.3%	.0	3.5	1.7	1.4	-2.3	-3.5	1.8
20160628	6.2%	1.5	-3.8	-6.1	1.8	1.1	4.6	7.2
20180102	6.2%	3.0	4.3	-1.9	-1.7	-2.1	-1.4	-.9
20160725	6%	5.4	-1.3	-2.9	3.6	3.7	11.3	16.7
20200422	6%	-.3	3.2	2.6	4.9	9.8	4.1	2.8
20180305	5.9%	3.3	4.9	14.9	15.6	13.2	.7	.2
20200323	5.9%	13.1	13.7	4.3	21.2	20.6	24.5	19.5
20160217	5.7%	.5	-8.2	-6.4	2.2	1.3	-4.8	-5.1
20190618	5.7%	-1.0	-3.2	11.0	15.5	15.0	25.1	29.5
20160302	5.5%	.9	-8.7	-2.5	-8.2	-1.3	-10.1	-10.5
20190118	5.5%	.0	2.3	4.6	10.7	16.1	7.9	18.1
20190104	5.4%	4.0	9.8	3.9	9.4	4.7	16.5	16.9
20190206	5.4%	-5.2	-2.7	1.1	1.7	3.0	-1.5	-3.7
20191024	5.4%	2.0	1.7	5.3	2.8	-.4	1.3	-3.2
20160401	5.3%	-2.1	-4.7	-7.8	-3.1	-2.5	-4.4	5.3
20160726	5.3%	-3.3	-7.6	-4.4	-1.3	1.8	5.8	10.4
20180426	5.3%	-5.2	-8.5	-3.3	5.0	7.7	6.5	19.6
20200326	5.3%	-2.9	-10.9	3.5	3.0	6.3	2.0	-2.0
20180410	5.2%	.0	2.3	1.9	-6.7	-5.9	-9.1	-4.0
20161117	5.1%	.2	3.8	4.2	-3.6	-.6	6.9	4.4
20180223	5.1%	3.1	2.3	15.5	17.3	28.5	29.2	26.6
20180509	5%	3.2	5.9	4.7	17.6	20.3	12.9	16.5
20190109	5%	1.3	-4.1	.9	-3.4	7.4	7.8	11.1
20190329	5%	1.9	3.8	.9	1.6	4.4	5.0	3.4
20190604	5%	-3.3	1.3	-3.2	-.6	-3.6	7.4	16.3
20200514	5%	-2.9	2.0	-1.7	1.6	2.4	17.5	14.7
20150303	-5%	-1.3	-3.4	-5.5	-6.7	-3.3	-10.4	-10.0
20160223	-5%	1.4	1.3	12.4	1.6	8.6	2.2	9.9
20200420	-5%	-4.6	1.8	14.8	2.4	7.4	5.3	2.3
20160113	-5.1%	-.3	-10.4	-8.2	-13.8	-9.1	-6.9	-17.2
20170630	-5.1%	-2.4	.8	5.1	6.5	6.6	6.1	1.3
20190207	-5.1%	-2.0	5.8	6.6	5.5	9.1	5.6	-3.7
20190306	-5.1%	-.3	3.5	4.2	5.8	6.9	3.7	11.9
20200303	-5.1%	6.7	-11.3	-25.1	-27.8	-30.3	-18.0	-14.1
20200401	-5.1%	3.0	16.7	15.6	16.4	8.8	9.7	13.6
20180427	-5.2%	-3.2	-1.9	2.2	9.0	18.9	16.8	29.4
20190122	-5.2%	1.1	12.4	12.8	16.2	13.9	23.1	24.0
20200225	-5.2%	.5	4.8	3.1	-8.1	-17.5	-33.4	-26.6
20200512	-5.2%	-4.7	.5	-1.0	.2	4.9	7.1	17.5
20151105	-5.3%	-.4	-6.1	-9.8	-3.9	-5.3	-5.8	-4.2
20160125	-5.3%	.7	5.2	2.7	-3.0	-7.5	3.1	6.5
20161201	-5.3%	1.7	10.6	8.3	9.8	11.7	25.9	23.3
20190103	-5.3%	5.5	14.3	11.8	9.3	9.3	25.7	23.4
20190322	-5.3%	-2.6	-5.5	2.0	4.1	1.3	.5	4.3
20190612	-5.3%	1.3	4.0	.9	12.4	21.7	20.1	25.5
20190731	-5.4%	-2.9	-5.1	-7.5	-6.3	.3	-.2	-5.5
20150112	-5.5%	-2.6	-8.4	-3.7	-2.0	-6.2	-8.6	-8.7
20150918	-5.5%	1.6	-1.0	-7.2	2.6	20.1	16.3	20.4
20170725	-5.5%	-.3	-6.0	-6.9	-3.5	-6.3	2.6	-1.1
20180703	-5.5%	.0	5.5	7.7	10.6	6.9	3.7	3.0
20200331	-5.5%	-5.2	10.2	9.7	13.2	8.7	4.4	7.7
20180109	-5.6%	.8	-.4	2.4	2.3	1.6	1.7	-8.3
20180327	-5.6%	-1.7	-4.5	-4.9	-3.7	-.3	3.1	-6.5
20150928	-5.7%	2.3	13.2	32.4	28.2	32.7	21.6	22.6
20170609	-5.7%	2.0	-.1	.8	3.7	5.4	-4.8	-1.6
20160624	-5.9%	-7.4	4.2	-9.8	-4.5	.6	1.0	-.2
20200501	-5.9%	-1.3	3.4	1.4	-1.4	3.5	-.3	3.1
20160111	-6%	1.5	-11.6	-19.8	-16.4	-21.1	-15.5	-12.2
20200528	-6%	3.1	5.3	15.6	4.4	9.8	9.4	3.9
20150720	-6.1%	-.1	-2.9	5.2	.6	-.9	-5.3	-10.3
20180815	-6.1%	-.8	5.2	6.8	9.1	10.6	-6.0	-8.2
20181207	-6.2%	-1.4	-.8	-3.4	-14.1	-12.5	-10.1	-12.2
20180405	-6.6%	-2.8	1.3	3.6	3.2	-5.5	-4.7	-7.9
20181119	-6.6%	-1.9	-1.2	5.1	8.7	2.3	-4.4	-7.1
20150731	-6.9%	2.6	1.1	-3.4	-8.4	-14.1	-22.0	-15.3
20160120	-6.9%	8.0	5.0	9.8	7.1	1.2	-3.6	7.6
20160323	-6.9%	-1.4	-1.9	3.6	-1.7	-1.9	-2.3	.7
20170517	-6.9%	1.8	4.8	10.2	14.0	15.6	20.2	16.8
20180625	-6.9%	2.7	-1.4	-3.2	2.2	4.3	7.1	3.5
20200318	-7.1%	4.6	24.7	25.3	15.0	33.7	33.0	37.3
20150820	-7.2%	-1.4	-2.2	11.3	12.6	18.9	14.0	13.2
20200930	-7.3%	2.0	.8	6.2	9.9	12.1	15.8	10.6
20160429	-7.4%	-1.2	-6.4	-6.1	-11.1	-6.5	3.6	11.2
20160627	-7.4%	6.2	2.2	-4.1	3.4	8.7	8.1	7.4
20160208	-7.5%	-1.9	-1.5	12.4	8.7	5.4	8.8	16.8
20200611	-7.5%	.4	5.0	5.4	1.4	6.2	2.7	2.5
20160115	-7.8%	.0	-2.1	-4.8	-.5	-2.9	-8.2	-12.5
20181204	-7.8%	.0	-5.6	-5.0	-7.5	-17.8	-16.2	-14.0
20160308	-7.9%	1.4	4.6	2.0	7.3	-1.5	-1.7	1.3
20180323	-7.9%	2.5	-3.8	-4.9	-10.6	-6.9	-4.7	-5.1
20180531	-7.9%	2.0	3.2	6.6	2.8	2.9	-.9	-9.3
20181219	-7.9%	-.4	-7.6	.5	4.3	8.2	14.3	8.2
20181024	-8.4%	3.8	1.6	13.8	15.5	5.7	12.6	1.9
20200311	-8.6%	-11.2	-14.5	-17.4	-2.8	1.8	-6.0	6.5
20171129	-8.7%	-3.1	-5.8	-1.2	-3.9	-.1	1.6	-3.4
20160701	-9.1%	.0	-2.4	5.8	5.0	8.7	11.4	10.5
20180906	-9.8%	.5	-6.5	-2.4	3.2	-.0	1.3	1.1
20200309	-10.6%	4.1	-6.5	-24.5	-16.8	-2.6	-8.5	-10.3
20151020	-10.8%	-3.9	-3.0	-5.1	4.3	-3.7	-9.3	-12.9
20190927	-11%	-.8	.6	-1.3	4.4	4.5	4.7	9.0
20200312	-11.2%	10.8	-10.6	-1.4	15.4	8.4	6.2	24.4
20150626	-18.1%	-4.7	-3.0	-7.4	-10.6	-3.9	-3.9	-4.9
20200316	-19.8%	8.4	4.8	23.3	29.2	19.2	35.0	33.8

Table 10a. MU average price changes following a 5% up day

Of the 1,547 trading days from 2015 to 2020, there were 63 days in which MU was up more than 5%. This table shows the average price changes over the 63 days.

Average Type	Average Price Change
Days after:	1	4	7	10	13	16	19
Avg for Change ≥ 5%	-.1	-.2	1.0	2.6	2.7	3.5	4.4

Table 10b. MU average price changes following a 5% down day

Of the 1,547 trading days from 2015 to 2020, there were 67 days in which MU was down more than -5%. This table shows the average price changes over the 67 days.

Average Type	Average Price Change
Days after:	1	4	7	10	13	16	19
Avg for Change ≥ -5%	.2	.3	1.9	2.4	3.1	2.9	3.3

28 stocks with statistics: AAPL, AMD, AMZN, APPN, AZN, BA, BAC, BIIB, CRM, CSCO, CX, DIS, FB, GE, GM, GOOG, IBM, INTC, JPM, JPM, MSFT, MU, NFLX, O, QQQ, SPY, T, TSLA,

Also see: VIX price movement study.