Statistics of Price Movements of Bj's Wholesale Club Holdings Inc (BJ)

The price movements of Bj's Wholesale Club Holdings Inc (ticker BJ) 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 BJ 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 BJ had a big price move
• Table 11. Statistics of daily price changes in the 20 days after BJ moved 5% with twice the 30-day average volume

The statistics are calculated using BJ's price data across 639 trading days from 2018 to 2020.

Table 1. Statistics of BJ 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 639 trading days, 49.1% of the time (313 days), BJ closed above the previous day's closing price. 47.0% of the time (300 days), it closed below the previous day's closing price. 3.9% of the time (25 days), it did not change.

Also see: VIX price movement study.

BJ Price Change (%)	Number of Days	% of Total Sessions
21 – 22%	1	0.16%
17 – 18%	1	0.16%
15 – 16%	1	0.16%
11 – 12%	2	0.31%
9 – 10%	1	0.16%
8 – 9%	1	0.16%
7 – 8%	2	0.31%
6 – 7%	4	0.63%
5 – 6%	6	0.94%
4 – 5%	14	2.19%
3 – 4%	23	3.61%
2 – 3%	57	8.93%
1 – 2%	90	14.11%
0 – 1%	110	17.24%
0%	25	3.92%
0 – -1%	109	17.08%
-1 – -2%	79	12.38%
-2 – -3%	61	9.56%
-3 – -4%	26	4.08%
-4 – -5%	9	1.41%
-5 – -6%	9	1.41%
-6 – -7%	1	0.16%
-7 – -8%	2	0.31%
-8 – -9%	2	0.31%
-12 – -13%	1	0.16%
-13 – -14%	1	0.16%

Table 2. Statistics of BJ: 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 BJ.

49.0% of the time (313 days), BJ closed above the opening price. 46.8% of the time (299 days), it closed below the opening price. 4.2% of the time (27 days), it closed where it started.

Closing - Open (%)	Number of Days	% of Total Sessions
14 – 15%	1	0.16%
13 – 14%	1	0.16%
11 – 12%	1	0.16%
9 – 10%	3	0.47%
8 – 9%	3	0.47%
6 – 7%	2	0.31%
5 – 6%	9	1.41%
4 – 5%	10	1.56%
3 – 4%	14	2.19%
2 – 3%	48	7.51%
1 – 2%	83	12.99%
0 – 1%	138	21.60%
0%	27	4.23%
0 – -1%	119	18.62%
-1 – -2%	79	12.36%
-2 – -3%	51	7.98%
-3 – -4%	29	4.54%
-4 – -5%	8	1.25%
-5 – -6%	6	0.94%
-6 – -7%	3	0.47%
-8 – -9%	2	0.31%
-10 – -11%	1	0.16%
-14 – -15%	1	0.16%

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

In the past 639 trading days, BJ opened more than 5% higher than the previous day's closing price 4 times. Of these days, 75.0% (3 days) had closing prices above the opening price, and 25.0% (1 days) had closing prices below the opening price.

Closing - Open (%)	Number of Days	% of Total Sessions
13 – 14%	1	25.00%
5 – 6%	1	25.00%
0 – 1%	1	25.00%
0 – -1%	1	25.00%

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

On 1 days, BJ opened 4–5% higher than the previous day's closing price. Of these days, 0.0% (0 days) had closing prices above the opening price, and 100.0% (1 days) had closing prices below the opening price.

Closing - Open (%)	Number of Days	% of Total Sessions
-1 – -2%	1	100.00%

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

2 times BJ opened 3 – 4% higher than the previous day's closing price. Among these days, 50.0% (1 days) closed above the opening price, 50.0% (1 days) closed below the opening price.

Closing - Open (%)	Number of Days	% of Total Sessions
11 – 12%	1	50.00%
-6 – -7%	1	50.00%

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

12 times BJ opened 2 – 3% higher than the previous day's closing price. Among these days, 50.0% (6 days) closed above the opening price, 50.0% (6 days) closed below the opening price.

Closing - Open (%)	Number of Days	% of Total Sessions
2 – 3%	1	8.33%
1 – 2%	4	33.33%
0 – 1%	1	8.33%
0 – -1%	3	25.00%
-2 – -3%	1	8.33%
-6 – -7%	2	16.67%

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

75 times BJ opened 1 – 2% higher than the previous day's closing price. Among these days, 46.7% (35 days) closed above the opening price, 50.7% (38 days) closed below the opening price.

Closing - Open (%)	Number of Days	% of Total Sessions
5 – 6%	3	4.00%
3 – 4%	1	1.33%
2 – 3%	6	8.00%
1 – 2%	10	13.33%
0 – 1%	15	20.00%
0%	2	2.67%
0 – -1%	13	17.33%
-1 – -2%	8	10.67%
-2 – -3%	7	9.33%
-3 – -4%	8	10.67%
-8 – -9%	1	1.33%
-14 – -15%	1	1.33%

Table 8. Periods when BJ moved 15% or more

In this table, we track the price movements in the 20 days after BJ 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
20200521	21.6%	5.2	2.2	4.0	-3.1	-2.9	-5.3	-1.5
20190822	17.1%	-5.3	-.6	-.6	2.8	4.7	3.9	-.5
20200317	15.8%	11.6	-11.1	-8.7	-5.6	-3.7	-3.8	-7.0

Table 8a. BJ average price changes following a 15% up day

Of the 639 trading days from 2018 to 2020, there were 3 days in which BJ was up more than 15%. This table shows the average price changes over the 3 days.

Average Type	Average Price Change
Days after:	1	4	7	10	13	16	19
Avg for Change ≥ 15%	3.9	-3.1	-1.7	-2.0	-.6	-1.7	-3.0

Table 9. Periods when BJ moved 10% or more

In this table, we track the price movements in the 20 days after BJ 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
20200521	21.6%	5.2	2.2	4.0	-3.1	-2.9	-5.3	-1.5
20190822	17.1%	-5.3	-.6	-.6	2.8	4.7	3.9	-.5
20200317	15.8%	11.6	-11.1	-8.7	-5.6	-3.7	-3.8	-7.0
20200318	11.6%	-13.0	-23.9	-18.2	-16.8	-11.4	-16.6	-13.4
20181121	11.1%	.0	2.9	5.9	4.2	8.2	8.2	3.7
20201109	-12.9%	4.6	7.2	14.1	15.7	11.0	7.2	2.6
20200319	-13%	-5.8	-11.4	-2.3	.7	2.7	-4.1	-3.5

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

Of the 639 trading days from 2018 to 2020, there were 5 days in which BJ was up more than 10%. This table shows the average price changes over the 5 days.

Average Type	Average Price Change
Days after:	1	4	7	10	13	16	19
Avg for Change ≥ 10%	-.3	-6.1	-3.5	-3.7	-1.0	-2.7	-3.8

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

Of the 639 trading days from 2018 to 2020, there were 2 days in which BJ was down more than -10%. 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 ≥ -10%	-.6	-2.1	5.9	8.2	6.8	1.5	-.5

Table 10. Periods when BJ moved 5% or more

In this table, we track the price movements in the 20 days after BJ 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
20200521	21.6%	5.2	2.2	4.0	-3.1	-2.9	-5.3	-1.5
20190822	17.1%	-5.3	-.6	-.6	2.8	4.7	3.9	-.5
20200317	15.8%	11.6	-11.1	-8.7	-5.6	-3.7	-3.8	-7.0
20200318	11.6%	-13.0	-23.9	-18.2	-16.8	-11.4	-16.6	-13.4
20181121	11.1%	.0	2.9	5.9	4.2	8.2	8.2	3.7
20200302	9.3%	-1.1	13.5	3.6	10.6	24.4	8.8	17.0
20180713	8.2%	-.2	-5.0	-3.8	-9.6	-7.6	-4.5	-6.7
20180829	7.9%	3.2	3.9	5.7	4.3	-3.9	-.3	-3.3
20180629	7.4%	-.5	.4	3.3	14.4	9.1	9.9	5.5
20181226	6.7%	1.5	4.3	7.0	11.1	12.4	15.1	19.0
20200629	6.3%	-1.6	-2.5	2.3	6.0	4.8	9.4	8.4
20200326	6.2%	-.0	1.7	8.3	1.9	5.8	9.5	5.2
20200305	6.1%	4.0	-5.1	1.3	14.0	-.3	7.2	9.0
20200313	5.9%	-2.0	10.2	-3.6	3.6	5.4	12.2	5.6
20180703	5.8%	.0	-4.2	.4	5.7	4.0	.2	-.6
20191031	5.4%	1.7	.2	-.7	-.4	-1.4	-12.8	-10.8
20200402	5.2%	-1.4	-1.6	-4.9	.0	-2.0	1.8	-1.4
20200522	5.2%	.0	-3.9	-1.7	-6.4	-7.8	-8.7	-6.9
20180823	5.1%	3.1	3.0	4.7	11.6	8.0	1.3	-.4
20181214	-5.2%	-1.5	-.0	-11.9	-3.7	1.9	4.0	6.4
20190823	-5.2%	3.6	6.3	4.5	8.8	12.2	7.4	4.6
20190709	-5.5%	-2.7	.0	1.6	-1.1	-2.4	-3.7	-5.6
20190812	-5.6%	.6	-1.0	2.9	18.3	21.5	19.4	24.3
20200320	-5.7%	-2.8	-.2	3.2	5.3	5.2	1.6	6.9
20200604	-5.7%	1.7	.1	-.8	1.1	6.1	4.3	10.5
20201120	-5.7%
20180926	-5.8%	-1.2	-.0	-5.5	-9.5	-8.8	-11.7	-14.8
20181010	-5.8%	.0	-1.3	-4.7	-9.7	-13.3	-5.6	-1.5
20180827	-6.5%	-.9	8.8	11.7	14.9	7.0	2.3	7.5
20190507	-7.3%	1.5	.3	-1.5	-2.3	2.0	-2.7	-5.2
20200311	-7.8%	2.9	23.7	13.2	6.4	17.3	20.9	23.3
20191121	-8%	-2.3	-.1	-.8	-1.6	-1.9	-1.0	-2.3
20181221	-8.4%	-3.8	4.3	7.1	9.9	14.1	15.4	18.2
20201109	-12.9%	4.6	7.2	14.1	15.7	11.0	7.2	2.6
20200319	-13%	-5.8	-11.4	-2.3	.7	2.7	-4.1	-3.5

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

Of the 639 trading days from 2018 to 2020, there were 19 days in which BJ was up more than 5%. This table shows the average price changes over the 19 days.

Average Type	Average Price Change
Days after:	1	4	7	10	13	16	19
Avg for Change ≥ 5%	.3	-.8	.2	2.5	2.4	1.9	1.1

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

Of the 639 trading days from 2018 to 2020, there were 16 days in which BJ was down more than -5%. This table shows the average price changes over the 16 days.

Average Type	Average Price Change
Days after:	1	4	7	10	13	16	19
Avg for Change ≥ -5%	-.1	2.3	1.7	2.8	4.0	3.4	4.4

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Also see: VIX price movement study.