Patrizio Vinciarelli - VICR / Vicor Corporation - Insider Trade Report

Insider Purchases - Short Term Profit Analysis

In this section, we analyze the profitability of every unplanned, open-market insider purchase made by Patrizio Vinciarelli in VICR / Vicor Corporation. This analysis helps to understand if the insider consistently generates abnormal returns, and is worth following. This analysis is for one-year following each trade, and the results are theoretical.

The following table shows the most recent open market purchases that were not part of an automatic trading plan.

Trade Date	Reported Shares	Reported Price	Adjusted Shares	Adjusted Price	Cost Basis	Days to Max	Price at Max	Max Profit ($)	Max Return (%)
2017-12-14	10,000	21.7800	10,000	21.7800	217,800	238	63.6	418,200	192.01
2017-12-14	3,333	21.4066	3,333	21.4066	71,348
2017-12-05	6,128	22.3560	6,128	22.3560	136,998
2017-12-04	8,386	22.6970	8,386	22.6970	190,337
2017-12-04	3,872	22.5740	3,872	22.5740	87,407
2017-12-01	1,614	21.5930	1,614	21.5930	34,851
2016-03-02	1	8.4700	1	8.4700	8
2015-12-17	3,839	9.4500	3,839	9.4500	36,279
2015-12-16	700	9.4910	700	9.4910	6,644
2015-12-15	800	9.4850	800	9.4850	7,588
2015-12-14	328	9.5000	328	9.5000	3,116
2015-12-11	3,182	9.4840	3,182	9.4840	30,178
2015-12-10	15,238	9.3910	15,238	9.3910	143,100
2015-12-09	25,000	9.1520	25,000	9.1520	228,800
2015-09-10	624	9.0500	624	9.0500	5,647
2015-02-26	534	12.8980	534	12.8980	6,888
2015-02-25	19,133	12.8460	19,133	12.8460	245,783
2014-09-10	11,000	8.5042	11,000	8.5042	93,546
2014-09-09	15,000	8.4593	15,000	8.4593	126,890
2014-06-13	13,539	7.7500	13,539	7.7500	104,927
2014-06-12	18,874	7.6320	18,874	7.6320	144,046
2014-06-11	25,000	7.3820	25,000	7.3820	184,550

Adjusted Price is the split-adjusted price. Adjusted Shares is the split-adjusted shares.

Insider Sales - Short Term Loss Analysis

In this section, we analyze the short-term loss avoidance of every unplanned, open-market insider sale made by Patrizio Vinciarelli in VICR / Vicor Corporation. A consistent pattern of loss avoidance may suggest that future sale transactions may predict declines in price. This analysis is for one-year following each trade, and the results are theoretical.

The following table shows the most recent open market purchases that were not part of an automatic trading plan.

Trade Date	Reported Shares	Reported Price	Adjusted Shares	Adjusted Price	Cost Basis	Days to Min	Price at Min	Max Loss Avoided ($)	Max Loss Avoided (%)
2026-04-24	4,000	273.0858	4,000	273.0858	1,092,343	25	243.4300	-118,623	-10.86
2021-11-19	5,006	163.0005	5,006	163.0005	815,981
2021-11-18	10,279	162.6135	10,279	162.6135	1,671,504
2021-11-16	9,190	162.0148	9,190	162.0148	1,488,916
2021-11-15	326	162.0021	326	162.0021	52,813
2021-11-12	9,635	162.0044	9,635	162.0044	1,560,912
2021-11-11	15,000	157.4521	15,000	157.4521	2,361,782
2021-11-11	11,620	161.2836	11,620	161.2836	1,874,115
2021-11-09	10,728	158.1000	10,728	158.1000	1,696,097
2021-11-05	24,788	156.0300	24,788	156.0300	3,867,672
2021-11-04	2,864	156.2305	2,864	156.2305	447,444
2021-11-03	16,229	154.9086	16,229	154.9086	2,514,012
2021-10-29	32,688	152.0400	32,688	152.0400	4,969,884
2021-10-28	154	152.0400	154	152.0400	23,414
2021-10-26	929	152.5075	929	152.5075	141,679
2021-08-02	6,449	116.0000	6,449	116.0000	748,084
2021-08-02	10,000	117.0000	10,000	117.0000	1,170,000
2021-08-02	10,000	118.0008	10,000	118.0008	1,180,008
2021-08-02	20	119.0000	20	119.0000	2,380
2021-07-30	3,551	116.0002	3,551	116.0002	411,917
2021-07-29	712	115.0000	712	115.0000	81,880
2021-03-01	3,561	102.1517	3,561	102.1517	363,762
2020-05-07	159,105	53.2293	159,105	53.2293	8,469,048

Adjusted Price is the split-adjusted price. Adjusted Shares is the split-adjusted shares.

Insider Transaction History