Statistics of Price Movements of Prudential Bancorp (PBIP)

The price movements of Prudential Bancorp (ticker PBIP) 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 PBIP 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 PBIP had a big price move
• Table 11. Statistics of daily price changes in the 20 days after PBIP moved 5% with twice the 30-day average volume

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

Table 1. Statistics of PBIP 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, 46.8% of the time (724 days), PBIP closed above the previous day's closing price. 44.1% of the time (682 days), it closed below the previous day's closing price. 9.1% of the time (140 days), it did not change.

Also see: VIX price movement study.

PBIP Price Change (%)	Number of Days	% of Total Sessions
20 – 21%	1	0.06%
19 – 20%	1	0.06%
10 – 11%	4	0.26%
9 – 10%	5	0.32%
8 – 9%	1	0.06%
7 – 8%	2	0.13%
6 – 7%	9	0.58%
5 – 6%	9	0.58%
4 – 5%	10	0.65%
3 – 4%	37	2.39%
2 – 3%	64	4.14%
1 – 2%	159	10.28%
0 – 1%	422	27.30%
0%	140	9.06%
0 – -1%	399	25.81%
-1 – -2%	148	9.57%
-2 – -3%	67	4.33%
-3 – -4%	27	1.75%
-4 – -5%	13	0.84%
-5 – -6%	6	0.39%
-6 – -7%	2	0.13%
-7 – -8%	4	0.26%
-8 – -9%	6	0.39%
-9 – -10%	2	0.13%
-10 – -11%	3	0.19%
-12 – -13%	2	0.13%
-17 – -18%	2	0.13%
-18 – -19%	1	0.06%

Table 2. Statistics of PBIP: 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 PBIP.

45.0% of the time (696 days), PBIP closed above the opening price. 44.3% of the time (686 days), it closed below the opening price. 10.7% of the time (165 days), it closed where it started.

Closing - Open (%)	Number of Days	% of Total Sessions
20 – 21%	1	0.06%
17 – 18%	1	0.06%
11 – 12%	1	0.06%
10 – 11%	1	0.06%
8 – 9%	2	0.13%
7 – 8%	7	0.45%
6 – 7%	8	0.52%
5 – 6%	9	0.58%
4 – 5%	13	0.84%
3 – 4%	32	2.07%
2 – 3%	69	4.46%
1 – 2%	161	10.41%
0 – 1%	391	25.27%
0%	165	10.67%
0 – -1%	393	25.40%
-1 – -2%	164	10.60%
-2 – -3%	63	4.07%
-3 – -4%	25	1.62%
-4 – -5%	18	1.16%
-5 – -6%	3	0.19%
-6 – -7%	6	0.39%
-7 – -8%	6	0.39%
-8 – -9%	1	0.06%
-9 – -10%	2	0.13%
-10 – -11%	3	0.19%
-14 – -15%	1	0.06%
-17 – -18%	1	0.06%

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

In the past 1,547 trading days, PBIP opened more than 5% higher than the previous day's closing price 3 times. Of these days, 0.0% (0 days) had closing prices above the opening price, and 100.0% (3 days) had closing prices below the opening price.

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

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

On 4 days, PBIP opened 4–5% higher than the previous day's closing price. Of these days, 25.0% (1 days) had closing prices above the opening price, and 75.0% (3 days) had closing prices below the opening price.

Closing - Open (%)	Number of Days	% of Total Sessions
1 – 2%	1	25.00%
0 – -1%	1	25.00%
-2 – -3%	1	25.00%
-4 – -5%	1	25.00%

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

11 times PBIP opened 3 – 4% higher than the previous day's closing price. Among these days, 45.5% (5 days) closed above the opening price, 54.5% (6 days) closed below the opening price.

Closing - Open (%)	Number of Days	% of Total Sessions
17 – 18%	1	9.09%
5 – 6%	1	9.09%
3 – 4%	1	9.09%
2 – 3%	1	9.09%
0 – 1%	1	9.09%
0 – -1%	3	27.27%
-1 – -2%	1	9.09%
-2 – -3%	1	9.09%
-3 – -4%	1	9.09%

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

47 times PBIP opened 2 – 3% higher than the previous day's closing price. Among these days, 42.6% (20 days) closed above the opening price, 55.3% (26 days) closed below the opening price.

Closing - Open (%)	Number of Days	% of Total Sessions
8 – 9%	1	2.13%
7 – 8%	3	6.38%
6 – 7%	2	4.26%
5 – 6%	1	2.13%
3 – 4%	3	6.38%
2 – 3%	1	2.13%
1 – 2%	3	6.38%
0 – 1%	6	12.77%
0%	1	2.13%
0 – -1%	2	4.26%
-1 – -2%	9	19.15%
-2 – -3%	7	14.89%
-3 – -4%	2	4.26%
-4 – -5%	5	10.64%
-7 – -8%	1	2.13%

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

123 times PBIP opened 1 – 2% higher than the previous day's closing price. Among these days, 30.1% (37 days) closed above the opening price, 63.4% (78 days) closed below the opening price.

Closing - Open (%)	Number of Days	% of Total Sessions
5 – 6%	1	0.81%
4 – 5%	2	1.63%
2 – 3%	8	6.50%
1 – 2%	10	8.13%
0 – 1%	16	13.01%
0%	8	6.50%
0 – -1%	30	24.39%
-1 – -2%	33	26.83%
-2 – -3%	7	5.69%
-3 – -4%	4	3.25%
-4 – -5%	1	0.81%
-6 – -7%	2	1.63%
-9 – -10%	1	0.81%

Table 8. Periods when PBIP moved 15% or more

In this table, we track the price movements in the 20 days after PBIP 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
20200417	20.7%	-12.4	-7.7	6.6	.1	-12.0	7.7	-13.4
20200325	19.5%	-7.3	-11.5	-23.3	-23.7	-26.6	-40.4	-37.1
20200316	-17%	10.0	14.1	55.1	29.3	20.7	15.2	18.3
20200309	-17.5%	6.1	-7.3	-24.3	-9.8	10.6	5.6	-8.5
20200312	-18.1%	10.5	-9.9	7.5	31.7	25.7	9.0	8.3

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

Of the 1,547 trading days from 2015 to 2020, there were 2 days in which PBIP was up 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%	-9.8	-9.6	-8.3	-11.8	-19.3	-16.3	-25.3

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

Of the 1,547 trading days from 2015 to 2020, there were 3 days in which PBIP was down 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%	8.9	-1.0	12.8	17.1	19.0	9.9	6.0

Table 9. Periods when PBIP moved 10% or more

In this table, we track the price movements in the 20 days after PBIP 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
20200417	20.7%	-12.4	-7.7	6.6	.1	-12.0	7.7	-13.4
20200325	19.5%	-7.3	-11.5	-23.3	-23.7	-26.6	-40.4	-37.1
20200515	10.6%	4.1	-1.2	-.3	5.9	5.6	11.4	-3.0
20200324	10.5%	19.5	-.4	-7.0	-11.2	-8.9	-18.8	-24.6
20200313	10.4%	-17.1	-13.7	7.6	9.5	3.5	-1.4	-1.9
20200317	10%	-10.5	6.7	30.7	24.8	8.2	7.5	3.5
20200512	-10.2%	-3.3	3.2	-2.1	-1.2	5.0	4.7	10.5
20200611	-10.3%	5.7	1.9	10.5	7.2	7.6	5.9	-3.0
20200318	-10.5%	5.7	31.9	34.2	26.9	20.8	20.2	18.9
20200416	-12.2%	20.8	10.0	21.4	23.4	16.5	21.8	12.9
20200420	-12.3%	-.4	7.9	26.4	16.9	4.9	10.3	9.4
20200316	-17%	10.0	14.1	55.1	29.3	20.7	15.2	18.3
20200309	-17.5%	6.1	-7.3	-24.3	-9.8	10.6	5.6	-8.5
20200312	-18.1%	10.5	-9.9	7.5	31.7	25.7	9.0	8.3

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

Of the 1,547 trading days from 2015 to 2020, there were 6 days in which PBIP was up 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%	-4.0	-4.6	2.4	.9	-5.0	-5.6	-12.8

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

Of the 1,547 trading days from 2015 to 2020, there were 8 days in which PBIP was down more than -10%. This table shows the average price changes over the 8 days.

Average Type	Average Price Change
Days after:	1	4	7	10	13	16	19
Avg for Change ≥ -10%	6.9	6.5	16.1	15.5	14.0	11.6	8.4

Table 10. Periods when PBIP moved 5% or more

In this table, we track the price movements in the 20 days after PBIP 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
20200417	20.7%	-12.4	-7.7	6.6	.1	-12.0	7.7	-13.4
20200325	19.5%	-7.3	-11.5	-23.3	-23.7	-26.6	-40.4	-37.1
20200515	10.6%	4.1	-1.2	-.3	5.9	5.6	11.4	-3.0
20200324	10.5%	19.5	-.4	-7.0	-11.2	-8.9	-18.8	-24.6
20200313	10.4%	-17.1	-13.7	7.6	9.5	3.5	-1.4	-1.9
20200317	10%	-10.5	6.7	30.7	24.8	8.2	7.5	3.5
20200320	9.6%	2.8	26.0	20.3	4.3	3.7	-.2	-18.9
20200508	9.6%	6.8	-14.1	-8.5	-7.8	-1.9	-8.3	-3.7
20200629	9.5%	.4	-1.2	-9.5	-11.6	-5.3	-1.7	-.7
20201201	9.5%
20200605	9%	.9	-12.2	-8.6	-5.5	-11.2	-6.0	-7.1
20201124	8.3%
20200520	7.9%	-4.9	-4.1	1.9	1.7	7.3	-6.7	-2.8
20200710	7.3%	-3.2	3.7	7.7	8.8	9.0	4.0	4.0
20190626	6.9%	.0	2.0	2.0	3.0	3.1	2.0	.9
20200511	6.8%	-10.3	-11.0	-7.6	-13.7	-7.2	-11.0	-1.7
20200715	6.6%	-3.2	.4	1.4	1.7	-3.0	-3.0	-.3
20200427	6.3%	6.1	-.4	-12.5	7.2	-13.8	-8.2	-7.5
20200310	6.1%	-3.4	-27.6	-24.6	-6.0	-4.3	-9.5	-13.8
20200331	6.1%	-9.1	-13.4	-13.9	-14.7	-18.6	-25.9	-18.2
20200428	6.1%	3.9	-4.0	-13.8	-9.3	-10.1	-6.6	-12.9
20200625	6%	-8.8	1.6	1.6	-15.0	-8.3	-9.3	-1.7
20201110	6%	-2.2	-.6	4.6	12.9	9.6	9.4	8.0
20200721	5.9%	.1	3.0	1.3	-2.9	-2.8	2.6	-.9
20200609	5.8%	-8.3	-11.9	-14.2	-11.9	-19.6	-10.4	-10.4
20200319	5.7%	9.6	49.0	24.2	16.0	10.7	13.6	1.2
20200612	5.7%	1.4	-1.3	1.4	-7.5	3.0	3.0	-13.8
20200603	5.6%	-4.1	11.6	-3.0	-6.5	1.5	-1.6	-1.2
20190628	5.4%	-4.3	-3.3	-4.7	-3.4	-4.0	-4.5	-5.9
20190311	5.2%	-1.8	-1.4	-2.8	-5.9	-3.0	-3.9	-2.3
20180611	5%	.4	6.4	5.9	6.0	5.0	5.8	5.8
20201022	5%	1.2	-6.3	-2.5	.2	1.7	7.1	15.6
20190322	-5.2%	2.6	5.8	4.8	6.5	4.0	2.8	4.4
20200708	-5.4%	-6.0	1.5	.3	8.8	11.9	10.0	5.5
20200624	-5.5%	6.0	6.4	4.7	-4.2	-6.4	.4	4.2
20200505	-5.7%	-8.9	11.6	-10.2	-4.4	-3.7	2.5	-4.2
20200707	-5.8%	-5.5	-7.7	-1.0	2.7	3.7	4.0	-.8
20200709	-5.9%	7.4	15.1	9.1	18.2	17.9	9.8	12.7
20200731	-6.1%	1.7	1.7	4.6	2.9	1.3	-2.5	-5.7
20190802	-6.2%	-.1	1.1	.6	-1.4	-4.0	-3.2	-4.2
20200326	-7.2%	-8.1	-13.2	-17.3	-17.7	-18.6	-22.3	-29.2
20200514	-7.3%	10.6	15.0	7.3	15.3	10.6	22.2	19.7
20200519	-7.4%	7.9	.7	8.3	3.9	14.8	12.3	7.9
20200430	-7.7%	-2.0	-13.9	5.4	-15.2	-9.7	-9.0	-3.2
20200327	-8.1%	-2.1	-8.6	-12.8	-10.5	-20.2	-25.9	-22.0
20200610	-8.3%	-10.3	-6.7	-3.4	-9.3	-3.9	-5.0	-8.0
20200831	-8.4%	2.3	-1.1	-.6	-3.2	6.8	.1	6.1
20200506	-8.8%	4.5	9.9	9.0	13.2	5.7	13.6	9.0
20200626	-8.8%	9.6	8.3	4.9	.1	7.3	1.7	10.2
20200601	-8.9%	3.7	14.6	12.1	7.7	4.9	7.7	-1.7
20200401	-9%	-3.3	-7.7	-5.3	-15.6	-21.6	-17.5	-4.6
20200415	-9.9%	-12.2	-7.5	.2	17.4	8.5	-2.6	2.5
20200512	-10.2%	-3.3	3.2	-2.1	-1.2	5.0	4.7	10.5
20200611	-10.3%	5.7	1.9	10.5	7.2	7.6	5.9	-3.0
20200318	-10.5%	5.7	31.9	34.2	26.9	20.8	20.2	18.9
20200416	-12.2%	20.8	10.0	21.4	23.4	16.5	21.8	12.9
20200420	-12.3%	-.4	7.9	26.4	16.9	4.9	10.3	9.4
20200316	-17%	10.0	14.1	55.1	29.3	20.7	15.2	18.3
20200309	-17.5%	6.1	-7.3	-24.3	-9.8	10.6	5.6	-8.5
20200312	-18.1%	10.5	-9.9	7.5	31.7	25.7	9.0	8.3

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

Of the 1,547 trading days from 2015 to 2020, there were 32 days in which PBIP was up more than 5%. This table shows the average price changes over the 32 days.

Average Type	Average Price Change
Days after:	1	4	7	10	13	16	19
Avg for Change ≥ 5%	-1.8	-1.6	-1.4	-1.7	-2.8	-3.2	-5.2

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

Of the 1,547 trading days from 2015 to 2020, there were 28 days in which PBIP was down more than -5%. This table shows the average price changes over the 28 days.

Average Type	Average Price Change
Days after:	1	4	7	10	13	16	19
Avg for Change ≥ -5%	1.9	2.8	5.3	5.0	4.3	3.3	2.3

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Also see: VIX price movement study.