Statistics of Price Movements of Opiant Pharmaceuticals Inc (OPNT)

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

The statistics are calculated using OPNT's price data across 854 trading days from 2017 to 2020.

Table 1. Statistics of OPNT 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 854 trading days, 42.7% of the time (364 days), OPNT closed above the previous day's closing price. 52.1% of the time (444 days), it closed below the previous day's closing price. 5.3% of the time (45 days), it did not change.

Also see: VIX price movement study.

OPNT Price Change (%)	Number of Days	% of Total Sessions
36 – 37%	1	0.12%
35 – 36%	1	0.12%
30 – 31%	1	0.12%
29 – 30%	1	0.12%
27 – 28%	1	0.12%
23 – 24%	1	0.12%
18 – 19%	1	0.12%
17 – 18%	1	0.12%
16 – 17%	1	0.12%
14 – 15%	3	0.35%
12 – 13%	1	0.12%
11 – 12%	2	0.23%
10 – 11%	3	0.35%
9 – 10%	3	0.35%
8 – 9%	5	0.59%
7 – 8%	8	0.94%
6 – 7%	7	0.82%
5 – 6%	18	2.11%
4 – 5%	27	3.17%
3 – 4%	38	4.45%
2 – 3%	51	5.98%
1 – 2%	70	8.21%
0 – 1%	119	13.95%
0%	45	5.28%
0 – -1%	119	13.95%
-1 – -2%	119	13.95%
-2 – -3%	69	8.09%
-3 – -4%	49	5.74%
-4 – -5%	35	4.10%
-5 – -6%	17	1.99%
-6 – -7%	11	1.29%
-7 – -8%	7	0.82%
-8 – -9%	3	0.35%
-9 – -10%	4	0.47%
-10 – -11%	1	0.12%
-11 – -12%	1	0.12%
-12 – -13%	2	0.23%
-14 – -15%	1	0.12%
-15 – -16%	1	0.12%
-16 – -17%	1	0.12%
-18 – -19%	1	0.12%
-22 – -23%	1	0.12%
-27 – -28%	2	0.23%

Table 2. Statistics of OPNT: 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 OPNT.

41.8% of the time (357 days), OPNT closed above the opening price. 53.9% of the time (460 days), it closed below the opening price. 4.3% of the time (37 days), it closed where it started.

Closing - Open (%)	Number of Days	% of Total Sessions
31 – 32%	1	0.12%
27 – 28%	1	0.12%
25 – 26%	1	0.12%
23 – 24%	2	0.23%
15 – 16%	2	0.23%
14 – 15%	1	0.12%
13 – 14%	1	0.12%
12 – 13%	1	0.12%
11 – 12%	2	0.23%
10 – 11%	4	0.47%
9 – 10%	2	0.23%
8 – 9%	3	0.35%
7 – 8%	6	0.70%
6 – 7%	10	1.17%
5 – 6%	14	1.64%
4 – 5%	24	2.81%
3 – 4%	35	4.10%
2 – 3%	56	6.56%
1 – 2%	82	9.60%
0 – 1%	109	12.76%
0%	37	4.33%
0 – -1%	108	12.65%
-1 – -2%	126	14.75%
-2 – -3%	77	9.02%
-3 – -4%	54	6.32%
-4 – -5%	31	3.63%
-5 – -6%	27	3.16%
-6 – -7%	11	1.29%
-7 – -8%	9	1.05%
-8 – -9%	4	0.47%
-9 – -10%	1	0.12%
-10 – -11%	3	0.35%
-11 – -12%	1	0.12%
-12 – -13%	3	0.35%
-15 – -16%	1	0.12%
-17 – -18%	1	0.12%
-22 – -23%	1	0.12%
-26 – -27%	1	0.12%
-28 – -29%	1	0.12%

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

In the past 854 trading days, OPNT opened more than 5% higher than the previous day's closing price 26 times. Of these days, 19.2% (5 days) had closing prices above the opening price, and 80.8% (21 days) had closing prices below the opening price.

Closing - Open (%)	Number of Days	% of Total Sessions
23 – 24%	1	3.85%
7 – 8%	1	3.85%
1 – 2%	2	7.69%
0 – 1%	1	3.85%
0 – -1%	1	3.85%
-3 – -4%	2	7.69%
-4 – -5%	2	7.69%
-5 – -6%	3	11.54%
-6 – -7%	6	23.08%
-7 – -8%	3	11.54%
-9 – -10%	1	3.85%
-10 – -11%	1	3.85%
-12 – -13%	1	3.85%
-22 – -23%	1	3.85%

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

On 13 days, OPNT opened 4–5% higher than the previous day's closing price. Of these days, 23.1% (3 days) had closing prices above the opening price, and 76.9% (10 days) had closing prices below the opening price.

Closing - Open (%)	Number of Days	% of Total Sessions
9 – 10%	1	7.69%
5 – 6%	1	7.69%
1 – 2%	1	7.69%
0 – -1%	1	7.69%
-1 – -2%	1	7.69%
-2 – -3%	1	7.69%
-3 – -4%	1	7.69%
-4 – -5%	3	23.08%
-5 – -6%	2	15.38%
-12 – -13%	1	7.69%

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

25 times OPNT opened 3 – 4% higher than the previous day's closing price. Among these days, 40.0% (10 days) closed above the opening price, 60.0% (15 days) closed below the opening price.

Closing - Open (%)	Number of Days	% of Total Sessions
31 – 32%	1	4.00%
25 – 26%	1	4.00%
4 – 5%	2	8.00%
3 – 4%	1	4.00%
2 – 3%	2	8.00%
1 – 2%	2	8.00%
0 – 1%	1	4.00%
0 – -1%	2	8.00%
-1 – -2%	3	12.00%
-2 – -3%	4	16.00%
-3 – -4%	3	12.00%
-5 – -6%	3	12.00%

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

51 times OPNT opened 2 – 3% higher than the previous day's closing price. Among these days, 21.6% (11 days) closed above the opening price, 76.5% (39 days) closed below the opening price.

Closing - Open (%)	Number of Days	% of Total Sessions
7 – 8%	1	1.96%
3 – 4%	3	5.88%
2 – 3%	1	1.96%
1 – 2%	1	1.96%
0 – 1%	5	9.80%
0%	1	1.96%
0 – -1%	3	5.88%
-1 – -2%	11	21.57%
-2 – -3%	9	17.65%
-3 – -4%	5	9.80%
-4 – -5%	4	7.84%
-5 – -6%	4	7.84%
-6 – -7%	2	3.92%
-8 – -9%	1	1.96%

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

103 times OPNT opened 1 – 2% higher than the previous day's closing price. Among these days, 35.9% (37 days) closed above the opening price, 63.1% (65 days) closed below the opening price.

Closing - Open (%)	Number of Days	% of Total Sessions
15 – 16%	2	1.94%
10 – 11%	2	1.94%
8 – 9%	1	0.97%
7 – 8%	1	0.97%
6 – 7%	2	1.94%
4 – 5%	2	1.94%
3 – 4%	1	0.97%
2 – 3%	9	8.74%
1 – 2%	6	5.83%
0 – 1%	11	10.68%
0%	1	0.97%
0 – -1%	9	8.74%
-1 – -2%	17	16.50%
-2 – -3%	12	11.65%
-3 – -4%	10	9.71%
-4 – -5%	4	3.88%
-5 – -6%	6	5.83%
-7 – -8%	1	0.97%
-8 – -9%	3	2.91%
-12 – -13%	1	0.97%
-17 – -18%	1	0.97%
-28 – -29%	1	0.97%

Table 8. Periods when OPNT moved 15% or more

In this table, we track the price movements in the 20 days after OPNT 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
20180829	36.8%	3.5	3.5	5.7	9.3	3.4	4.5	-19.0
20171026	35.6%	-8.9	-3.1	-8.3	-10.9	-13.7	-23.1	-12.8
20171220	30.5%	-1.9	1.4	-3.1	3.3	1.7	-5.2	-11.4
20170919	29.5%	3.0	7.6	5.5	-10.9	.7	7.1	-5.6
20180319	27.5%	-12.4	-23.0	-27.7	-27.9	-24.3	-25.5	-25.7
20180213	23.8%	.3	2.4	-8.7	-10.6	-14.8	-16.1	-20.3
20180712	18.2%	4.5	-7.2	-5.6	-7.8	-7.5	1.1	25.7
20170906	17.5%	14.8	-18.2	-45.2	-16.4	-12.7	-14.4	-27.7
20180808	16.7%	-9.5	-18.7	-16.3	-20.4	-20.1	14.0	14.1
20171218	-15.5%	-4.7	31.0	10.6	20.6	30.4	22.0	12.9
20171213	-16.5%	-2.5	-24.7	3.5	-12.7	-4.7	3.0	-3.6
20180925	-18.6%	.9	.9	5.6	-2.9	-1.2	-2.0	-2.6
20200608	-22.7%	3.0	-1.7	-2.5	-.4	.3	-.1	1.0
20170912	-27.2%	2.7	-23.4	2.7	10.9	2.2	-4.2	4.9
20170914	-27.5%	-10.0	37.3	43.4	40.6	18.7	34.2	42.8

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

Of the 854 trading days from 2017 to 2020, there were 9 days in which OPNT was up more than 15%. This table shows the average price changes over the 9 days.

Average Type	Average Price Change
Days after:	1	4	7	10	13	16	19
Avg for Change ≥ 15%	-.7	-6.1	-11.5	-10.3	-9.7	-6.4	-9.2

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

Of the 854 trading days from 2017 to 2020, there were 6 days in which OPNT was down more than -15%. 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 ≥ -15%	-1.8	3.2	10.5	9.3	7.6	8.8	9.2

Table 9. Periods when OPNT moved 10% or more

In this table, we track the price movements in the 20 days after OPNT 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
20180829	36.8%	3.5	3.5	5.7	9.3	3.4	4.5	-19.0
20171026	35.6%	-8.9	-3.1	-8.3	-10.9	-13.7	-23.1	-12.8
20171220	30.5%	-1.9	1.4	-3.1	3.3	1.7	-5.2	-11.4
20170919	29.5%	3.0	7.6	5.5	-10.9	.7	7.1	-5.6
20180319	27.5%	-12.4	-23.0	-27.7	-27.9	-24.3	-25.5	-25.7
20180213	23.8%	.3	2.4	-8.7	-10.6	-14.8	-16.1	-20.3
20180712	18.2%	4.5	-7.2	-5.6	-7.8	-7.5	1.1	25.7
20170906	17.5%	14.8	-18.2	-45.2	-16.4	-12.7	-14.4	-27.7
20180808	16.7%	-9.5	-18.7	-16.3	-20.4	-20.1	14.0	14.1
20170831	14.7%	9.9	23.9	39.4	-24.5	.6	14.3	9.3
20170907	14.7%	-1.1	-26.8	-45.4	-26.8	-21.0	-27.1	-31.7
20170918	14.2%	29.5	47.2	40.8	26.2	31.9	40.2	37.8
20190529	12.1%	5.1	2.8	9.0	10.9	16.1	19.0	15.0
20170830	11.8%	14.7	21.0	61.4	19.5	-10.9	19.5	29.0
20201119	11.2%
20171228	10.3%	-1.1	5.4	3.8	-3.3	-9.6	-11.3	-10.2
20191213	10.1%	-.6	-2.2	.1	-2.7	-3.2	-7.6	-9.9
20200910	10%	1.5	4.8	-.1	-6.2	-9.7	-8.7	-6.4
20180321	-10%	2.7	-4.6	-7.6	-8.9	-6.1	-4.4	-5.2
20171016	-11.2%	6.2	-5.0	-12.2	7.8	14.8	5.9	2.4
20171227	-12.3%	10.3	13.3	16.0	10.8	2.1	-3.1	-1.9
20180320	-12.4%	-10.1	-14.0	-16.9	-16.9	-10.7	-15.0	-15.2
20180810	-14.1%	6.7	3.4	2.6	7.9	41.8	45.1	52.3
20171218	-15.5%	-4.7	31.0	10.6	20.6	30.4	22.0	12.9
20171213	-16.5%	-2.5	-24.7	3.5	-12.7	-4.7	3.0	-3.6
20180925	-18.6%	.9	.9	5.6	-2.9	-1.2	-2.0	-2.6
20200608	-22.7%	3.0	-1.7	-2.5	-.4	.3	-.1	1.0
20170912	-27.2%	2.7	-23.4	2.7	10.9	2.2	-4.2	4.9
20170914	-27.5%	-10.0	37.3	43.4	40.6	18.7	34.2	42.8

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

Of the 854 trading days from 2017 to 2020, there were 18 days in which OPNT was up more than 10%. This table shows the average price changes over the 18 days.

Average Type	Average Price Change
Days after:	1	4	7	10	13	16	19
Avg for Change ≥ 10%	2.7	.8	-.1	-5.8	-5.4	-1.5	-2.8

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

Of the 854 trading days from 2017 to 2020, there were 11 days in which OPNT was down 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%	.5	1.1	4.1	5.2	8.0	7.4	8.0

Table 10. Periods when OPNT moved 5% or more

In this table, we track the price movements in the 20 days after OPNT 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
20180829	36.8%	3.5	3.5	5.7	9.3	3.4	4.5	-19.0
20171026	35.6%	-8.9	-3.1	-8.3	-10.9	-13.7	-23.1	-12.8
20171220	30.5%	-1.9	1.4	-3.1	3.3	1.7	-5.2	-11.4
20170919	29.5%	3.0	7.6	5.5	-10.9	.7	7.1	-5.6
20180319	27.5%	-12.4	-23.0	-27.7	-27.9	-24.3	-25.5	-25.7
20180213	23.8%	.3	2.4	-8.7	-10.6	-14.8	-16.1	-20.3
20180712	18.2%	4.5	-7.2	-5.6	-7.8	-7.5	1.1	25.7
20170906	17.5%	14.8	-18.2	-45.2	-16.4	-12.7	-14.4	-27.7
20180808	16.7%	-9.5	-18.7	-16.3	-20.4	-20.1	14.0	14.1
20170831	14.7%	9.9	23.9	39.4	-24.5	.6	14.3	9.3
20170907	14.7%	-1.1	-26.8	-45.4	-26.8	-21.0	-27.1	-31.7
20170918	14.2%	29.5	47.2	40.8	26.2	31.9	40.2	37.8
20190529	12.1%	5.1	2.8	9.0	10.9	16.1	19.0	15.0
20170830	11.8%	14.7	21.0	61.4	19.5	-10.9	19.5	29.0
20201119	11.2%
20171228	10.3%	-1.1	5.4	3.8	-3.3	-9.6	-11.3	-10.2
20191213	10.1%	-.6	-2.2	.1	-2.7	-3.2	-7.6	-9.9
20200910	10%	1.5	4.8	-.1	-6.2	-9.7	-8.7	-6.4
20190807	9.9%	.1	23.4	14.2	16.4	11.3	16.4	12.5
20170901	9.8%	.0	29.5	-7.7	-38.2	-5.7	-1.5	-3.4
20170922	9.7%	-5.3	-7.1	-21.6	-11.4	-5.7	-17.0	-12.5
20191021	8.8%	-2.3	1.0	-.3	-3.1	-.5	1.0	-2.2
20171004	8.4%	5.4	12.0	10.1	4.3	-10.7	16.4	11.3
20181130	8.4%	4.3	.9	.3	-3.8	-8.7	-12.7	-10.7
20190809	8.4%	8.4	4.5	6.3	2.8	2.8	4.6	-3.5
20190812	8.3%	4.9	-2.9	-1.1	-5.3	-1.1	-4.4	-10.3
20180521	7.9%	-5.1	-6.9	-6.0	-4.0	-13.1	-10.8	-13.7
20191129	7.9%	-1.4	-5.1	-3.2	4.8	1.8	4.5	.5
20180208	7.8%	-6.1	15.8	18.3	5.4	3.2	-1.7	-3.1
20180911	7.7%	.2	-5.3	-4.2	-25.8	-23.6	-20.4	-26.4
20200409	7.5%	.0	5.7	3.0	8.1	9.9	14.8	14.5
20200325	7.4%	-6.1	-2.1	-4.5	-4.7	2.1	3.2	11.0
20171222	7.3%	.0	-6.9	-4.3	-2.1	-6.5	-13.8	-18.2
20171120	7%	4.3	4.2	.1	-5.2	-8.6	-12.6	-31.8
20190130	6.8%	-.6	-6.0	-4.4	-6.1	-2.5	-6.7	-8.8
20201113	6.7%	-.1	14.0	5.4	8.7	8.2	12.5	7.8
20180813	6.6%	-1.9	1.0	-4.0	-3.5	37.5	37.7	40.5
20180215	6.5%	-4.2	-14.3	-15.3	-21.8	-21.1	-23.4	-25.2
20190917	6.2%	3.1	4.9	2.6	-5.1	-4.7	-9.2	-11.7
20171017	6.1%	.5	-13.9	12.2	7.3	5.1	.6	-3.6
20201007	6.1%	-2.3	-2.8	-4.1	-6.0	-7.2	-10.7	-7.7
20180803	5.9%	3.5	12.6	1.2	4.1	-1.0	-.5	41.8
20180207	5.8%	7.9	24.6	27.6	14.2	12.8	4.1	5.1
20181121	5.8%	.0	-3.3	1.9	4.9	2.6	-1.1	-3.0
20200414	5.8%	.1	-2.5	2.4	4.1	8.7	8.4	12.1
20201109	5.8%	-.4	7.2	9.8	18.7	13.6	14.2	16.2
20200317	5.7%	-7.1	-3.7	-8.7	-4.9	-7.1	-7.3	-.7
20171031	5.6%	1.3	-4.1	-6.9	-9.7	-19.5	-8.8	-13.8
20181107	5.6%	-1.9	-4.9	-10.6	-10.3	-13.9	-15.8	-6.0
20190215	5.5%	.0	-4.2	-6.4	-1.1	1.2	1.4	-5.8
20180405	5.4%	3.3	-1.6	-1.8	2.9	.3	-3.4	-2.4
20171005	5.3%	-1.1	5.2	-7.3	-2.4	-20.2	.7	7.0
20200214	5.2%	.0	.2	-5.6	-9.5	-7.2	-14.5	-23.0
20200421	5.2%	-.5	-.2	8.4	5.9	8.4	1.0	2.3
20171013	5.1%	-11.3	-6.6	-23.6	-3.7	2.4	-3.1	-5.8
20190109	5.1%	4.5	.4	6.4	.5	3.6	9.6	3.7
20190305	5.1%	-2.8	-2.6	-9.5	-14.1	-17.5	-17.2	-21.0
20190530	5.1%	-2.2	.7	6.0	5.9	10.3	15.6	9.6
20171009	5%	2.4	.6	-4.7	-18.4	6.4	1.7	-.3
20180522	-5.1%	4.7	-1.9	-1.0	-6.9	-6.4	-6.0	-7.0
20190516	-5.1%	1.9	-7.4	-9.1	2.3	.0	6.1	7.9
20170925	-5.2%	3.9	-4.3	-10.2	-1.8	-6.0	-6.9	-16.7
20181129	-5.2%	8.5	11.7	9.2	5.3	3.4	-4.2	-2.5
20180409	-5.3%	.7	.4	2.5	2.5	.5	-.5	.5
20171002	-5.4%	-8.6	3.3	9.9	-3.1	2.0	-16.6	5.2
20180202	-5.4%	-2.4	8.6	25.4	28.4	14.9	13.5	4.8
20190314	-5.4%	2.0	-3.5	-8.1	-9.7	-14.4	-15.5	-16.4
20171012	-5.5%	5.2	-.4	-14.7	11.2	6.3	4.2	-.3
20190930	-5.6%	-2.8	-2.4	-7.0	-9.5	-3.7	.5	4.0
20191126	-5.6%	-.2	6.2	2.2	4.2	12.9	9.6	12.6
20190220	-5.7%	-1.7	-3.9	1.5	4.0	4.2	-3.2	-8.1
20171024	-5.8%	2.1	25.3	33.4	23.1	19.0	17.6	14.0
20190103	-5.8%	-1.9	4.6	1.0	10.4	4.5	9.7	15.4
20190520	-5.8%	-2.8	-5.3	1.3	3.5	6.6	7.9	16.3
20200909	-5.8%	10.1	15.0	15.3	4.3	3.9	-.4	-3.0
20200611	-5.9%	2.9	2.0	4.2	5.0	4.5	5.7	9.0
20200324	-6%	7.5	3.0	-1.1	1.2	10.1	16.4	13.4
20180209	-6.1%	-.7	31.4	21.3	11.3	6.3	3.9	.8
20181102	-6.1%	-4.6	-3.4	-6.4	-12.0	-11.7	-15.3	-17.1
20190122	-6.1%	.6	3.7	9.7	3.8	5.6	3.7	7.6
20200326	-6.1%	-.1	-.4	3.2	9.1	15.2	14.9	17.7
20190322	-6.2%	.7	-1.0	-6.2	-7.4	-8.4	-6.5	-6.8
20200513	-6.5%	.2	3.0	2.8	4.0	.3	6.0	-15.1
20171117	-6.8%	7.1	13.4	8.3	-1.1	-1.7	-4.5	-23.9
20190801	-6.8%	4.4	14.5	34.6	29.8	32.1	27.7	27.7
20200311	-6.8%	-7.8	-7.2	-10.6	-9.8	-13.5	-17.0	-15.0
20191118	-6.9%	-1.1	-1.5	-6.7	-.7	-4.5	-2.6	5.5
20180221	-7.1%	-.4	-2.5	-7.1	-8.5	-13.0	-10.2	1.5
20200318	-7.1%	3.7	-2.6	-1.8	-2.1	1.4	7.3	13.3
20180516	-7.3%	3.3	2.2	.2	1.2	3.3	-6.4	-4.0
20200316	-7.5%	5.8	1.9	2.8	-1.5	-5.4	-3.2	5.4
20180718	-7.8%	1.5	.7	-2.4	.3	12.8	22.6	10.2
20200312	-7.8%	3.0	-6.5	-3.0	-8.1	-4.2	-6.5	-6.7
20180605	-7.9%	.8	2.4	.8	-.6	-3.6	-3.6	-10.1
20200309	-8.1%	5.0	-7.2	-15.8	-12.6	-17.2	-13.7	-15.8
20171003	-8.5%	8.5	18.7	13.6	12.5	.6	-6.9	14.3
20171027	-8.8%	-.7	5.8	-2.4	-5.7	-6.8	-9.6	-4.3
20190318	-9%	2.4	-1.6	-1.3	-5.8	-11.0	-10.0	-10.6
20180809	-9.5%	-14.1	-11.8	-10.7	-10.6	-11.0	24.6	29.7
20171020	-9.8%	-3.7	25.5	20.0	17.6	12.5	7.8	3.6
20170915	-9.9%	14.3	53.3	65.5	52.6	43.1	56.5	49.7
20180321	-10%	2.7	-4.6	-7.6	-8.9	-6.1	-4.4	-5.2
20171016	-11.2%	6.2	-5.0	-12.2	7.8	14.8	5.9	2.4
20171227	-12.3%	10.3	13.3	16.0	10.8	2.1	-3.1	-1.9
20180320	-12.4%	-10.1	-14.0	-16.9	-16.9	-10.7	-15.0	-15.2
20180810	-14.1%	6.7	3.4	2.6	7.9	41.8	45.1	52.3
20171218	-15.5%	-4.7	31.0	10.6	20.6	30.4	22.0	12.9
20171213	-16.5%	-2.5	-24.7	3.5	-12.7	-4.7	3.0	-3.6
20180925	-18.6%	.9	.9	5.6	-2.9	-1.2	-2.0	-2.6
20200608	-22.7%	3.0	-1.7	-2.5	-.4	.3	-.1	1.0
20170912	-27.2%	2.7	-23.4	2.7	10.9	2.2	-4.2	4.9
20170914	-27.5%	-10.0	37.3	43.4	40.6	18.7	34.2	42.8

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

Of the 854 trading days from 2017 to 2020, there were 59 days in which OPNT was up more than 5%. This table shows the average price changes over the 59 days.

Average Type	Average Price Change
Days after:	1	4	7	10	13	16	19
Avg for Change ≥ 5%	.7	1.3	-.5	-3.5	-2.6	-1.3	-2.2

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

Of the 854 trading days from 2017 to 2020, there were 53 days in which OPNT was down more than -5%. This table shows the average price changes over the 53 days.

Average Type	Average Price Change
Days after:	1	4	7	10	13	16	19
Avg for Change ≥ -5%	1.2	3.7	3.9	3.5	3.2	3.4	3.7

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.