Insider Trading Overview, one sample t-test

Latest rejected null hypothesis t-test is for insider Fike Carin L , latest action by insider was SALE on 2024-04-23 for symbol KR.

The overview represents results for last seven days for insider trading. The traders were tested with one-tailed statistical test. The test validate the distribution area for one value, the value is greater or less than the certain value. Testing the null hypothesis that the trading activities mean is equal to a specified value μ0 with following expression: t = (x-μ0)/(s/√n)

x
sample mean
s
sample standard deviation
n
sample size

The overview we do one tailed tests. The goal is to identify if insider trading had statistical significance. If the inside tradings have statistical significance, then it could be mean, that the insider information advantage.

Example:

Person A BUY and SELL shares of one Company.
If A BUY a SHARE and in the following days the share price goes almost every time up.
If A SELL a SHARE and in the following days the share price goes almost every time down.
The hypothesis is then following: every time, when A do an action (BUY or SELL) then it has no significant influence on the expected value. Person A trades randomly and has no advantage information about the future price development.
Accept: Inside trader tradings are random
Reject: The tradings are are statistical significance Trader get positive trading for his actions.

CIK Name Last trading symbol Last trading date Last action t 1day p 1day T-Test # t 7day p 7day T-Test # t 14day p 14day T-Test # t 30day pp 30day T-Test #
1692177 Blair Rainer DHR 2024-04-24 SALE 3.25 0.02 Reject 7 2.11 0.09 Reject 6 0.91 0.41 Accept 6 1.41 0.22 Accept 6
1711968 Chapman Steven Leonard NTRA 2024-04-23 SALE -1.57 0.12 Accept 126 -1.21 0.23 Accept 125 -2.47 0.01 Accept 124 -3.20 0.00 Accept 123
1703359 Fike Carin L KR 2024-04-23 SALE 5.76 0.00 Reject 22 4.17 0.00 Reject 21 4.42 0.00 Reject 21 1.98 0.06 Reject 21
1208485 Bodner Dan VRNT 2024-04-23 SALE 3.52 0.00 Reject 39 3.44 0.00 Reject 39 4.50 0.00 Reject 41 5.20 0.00 Reject 42
1522478 Freeman Kevin D GALT 2024-04-22 BUY 1.69 0.11 Accept 16 -0.71 0.49 Accept 15 -0.06 0.95 Accept 16 -0.55 0.59 Accept 16
1184600 Schmidt Darryl BANF 2024-04-22 BUY 0.83 0.42 Accept 16 2.47 0.03 Reject 15 2.35 0.03 Reject 15 3.37 0.00 Reject 15
947836 Hurt Clint PNRG 2024-04-24 SALE 2.64 0.01 Reject 33 1.70 0.10 Reject 29 -0.24 0.81 Accept 28 1.80 0.08 Reject 29
1106578 Rothblatt Martine A UTHR 2024-04-22 SALE 0.54 0.59 Accept 248 2.20 0.03 Reject 245 3.00 0.00 Reject 240 3.18 0.00 Reject 229
1400587 Forte Andrew NWFL 2024-04-24 BUY -1.06 0.32 Accept 11 -0.66 0.53 Accept 11 -1.23 0.25 Accept 11 0.51 0.62 Accept 11
1226488 Henderson John T CYTK 2024-04-25 SALE 7.05 0.00 Reject 26 3.33 0.00 Reject 26 1.01 0.32 Accept 26 1.74 0.09 Reject 26
1227848 Smolyansky Ludmila LWAY 2024-04-23 SALE 0.92 0.36 Accept 38 1.12 0.27 Accept 37 1.59 0.12 Accept 35 0.19 0.85 Accept 30
1638673 Lawrence Kevin BANF 2024-04-22 SALE -0.19 0.85 Accept 8 -0.80 0.46 Accept 7 0.07 0.95 Accept 7 0.04 0.97 Accept 7
923738 Schwab Charles R SCHW 2024-04-22 SALE 8.04 0.00 Reject 149 4.53 0.00 Reject 148 1.85 0.07 Reject 148 2.13 0.04 Reject 148
1632901 Myriam Curet ISRG 2024-04-23 SALE 7.03 0.00 Reject 46 7.05 0.00 Reject 45 6.98 0.00 Reject 45 6.81 0.00 Reject 45
1280627 Levy Alan J ISRG 2024-04-23 SALE 6.24 0.00 Reject 18 6.45 0.00 Reject 17 6.58 0.00 Reject 17 6.55 0.00 Reject 17
1662008 Ellis Brian W DHR 2024-04-24 SALE 2.19 0.07 Reject 8 1.82 0.12 Accept 7 1.29 0.24 Accept 7 0.58 0.59 Accept 7
1981001 Robinson Mark Haymond GME 2024-04-23 SALE 0.48 0.66 Accept 5 1.43 0.25 Accept 4 5.38 0.01 Reject 4 5.15 0.04 Reject 3
1245939 Sullivan Diane M CAL 2024-04-22 SALE 5.38 0.00 Reject 66 3.19 0.00 Reject 64 3.72 0.00 Reject 64 3.37 0.00 Reject 64
1592539 Schulz David S. WCC 2028-03-01 SALE 0.70 0.52 Accept 5 0.31 0.77 Accept 5 1.75 0.15 Accept 5 2.96 0.04 Reject 5
1475077 Travers Paul J VUZI 2024-04-22 BUY 1.40 0.18 Accept 18 2.13 0.05 Reject 17 2.42 0.03 Reject 17 2.20 0.04 Reject 17
1538896 Stitzer H. Todd SIG 2024-04-22 SALE -0.76 0.49 Accept 5 -0.21 0.84 Accept 5 -0.48 0.68 Accept 3 -0.27 0.81 Accept 3
1877295 Jabbar Valerie L. KR 2024-04-23 SALE -0.20 0.86 Accept 3 -4.52 0.14 Accept 2 -4.89 0.13 Accept 2 -3.38 0.18 Accept 2
1790160 Koilpillai Mano S AGX 2024-04-23 SALE 2.44 0.13 Accept 3 17.60 0.04 Reject 2 10.08 0.06 Reject 2 18.52 0.03 Reject 2
1892682 Barrett David Michael EXFY 2024-04-23 SALE 0.76 0.45 Accept 51 1.42 0.16 Accept 47 2.22 0.03 Reject 43 4.99 0.00 Reject 32
1870914 Bhatt Baiju HOOD 2024-04-23 SALE -1.61 0.12 Accept 33 -0.64 0.53 Accept 31 -0.46 0.65 Accept 31 -0.95 0.35 Accept 31
1742882 Tallapragada Srinivas CRM 2024-04-22 SALE -1.97 0.05 Accept 120 -1.59 0.11 Accept 118 -2.19 0.03 Accept 117 -2.43 0.02 Accept 117
1834990 Baszucki Gregory RBLX 2024-04-24 SALE -0.55 0.59 Accept 15 0.15 0.89 Accept 15 -0.92 0.37 Accept 15 -0.41 0.69 Accept 14
1926425 Donnelly James O NWFL 2024-04-23 BUY 0.02 0.98 Accept 6 0.61 0.58 Accept 5 -0.06 0.95 Accept 5 -0.53 0.63 Accept 5
1710268 Keith R. Alexandra PG 2024-04-22 SALE -1.72 0.09 Accept 40 0.09 0.93 Accept 40 0.09 0.93 Accept 40 -0.09 0.93 Accept 40
1193002 Hauenstein Glen W DAL 2024-04-22 SALE 2.12 0.07 Reject 8 1.81 0.12 Accept 7 1.29 0.24 Accept 7 0.90 0.40 Accept 7
1780525 Newstead Jennifer META 2024-04-23 SALE -2.11 0.04 Accept 102 -2.91 0.00 Accept 101 -3.80 0.00 Accept 100 -5.01 0.00 Accept 97
1595244 Mateo Alan VEEV 2024-04-23 SALE -0.82 0.42 Accept 83 -2.11 0.04 Accept 84 -2.30 0.02 Accept 84 -2.83 0.01 Accept 84
1575023 Nanji Farhad RXO 2024-04-22 BUY 1.11 0.29 Accept 15 2.22 0.05 Reject 12 6.34 0.00 Reject 8 6.58 0.00 Reject 8
1629138 Brockett Charles C. MNSB 2024-04-24 BUY -1.74 0.14 Accept 6 -1.26 0.26 Accept 6 0.10 0.92 Accept 6 -3.60 0.02 Accept 6
1941467 Lynton Nicholas Hollmeyer CDLX 2024-04-23 SALE 0.74 0.49 Accept 7 -0.28 0.79 Accept 7 -0.15 0.88 Accept 7 -1.59 0.17 Accept 6
1676766 Adcock Mary Ellen KR 2024-04-23 SALE 2.68 0.03 Reject 8 3.06 0.02 Reject 7 2.88 0.03 Reject 7 4.03 0.01 Reject 7
1608128 Massa Timothy A KR 2024-04-23 SALE 2.60 0.04 Reject 8 0.82 0.44 Accept 7 1.72 0.14 Accept 7 2.77 0.03 Reject 7
1294774 Harris Parker CRM 2024-04-23 SALE -1.91 0.06 Accept 280 -2.43 0.02 Accept 278 -2.99 0.00 Accept 277 -4.02 0.00 Accept 275
1184208 Lipman Andrew D NUS 2024-04-25 SALE 1.61 0.12 Accept 27 1.77 0.09 Reject 27 2.34 0.03 Reject 27 2.77 0.01 Reject 27
1943041 Millham Brian CRM 2024-04-24 SALE 2.64 0.01 Reject 35 -1.03 0.31 Accept 33 -1.73 0.09 Accept 33 -2.31 0.03 Accept 32
1294693 Benioff Marc CRM 2024-04-24 SALE -1.84 0.07 Accept 343 -3.17 0.00 Accept 339 -3.76 0.00 Accept 335 -5.63 0.00 Accept 325
1653189 Weaver Amy E CRM 2024-04-23 SALE -0.54 0.59 Accept 181 -1.04 0.30 Accept 180 -0.77 0.44 Accept 179 -0.05 0.96 Accept 179
1274775 Hatsopoulos John TGEN 2024-04-23 BUY 2.82 0.01 Reject 66 1.33 0.19 Accept 65 -0.11 0.91 Accept 61 -1.51 0.14 Accept 57
1747579 Reddy Sundeep G. CRM 2024-04-23 SALE 1.50 0.15 Accept 19 -0.17 0.87 Accept 18 0.15 0.88 Accept 18 0.27 0.79 Accept 18
1861526 Smith Matthew J. SDIG 2024-04-23 SALE 2.00 0.08 Reject 10 2.94 0.02 Reject 9 0.90 0.39 Accept 9 0.16 0.88 Accept 9
1944970 Clark Joseph Gates SGH 2024-04-24 SALE 0.48 0.66 Accept 4 0.45 0.68 Accept 4 -0.18 0.87 Accept 4 0.46 0.67 Accept 4
1079782 Saylor Michael J MSTR 2024-04-24 SALE -1.61 0.11 Accept 101 -2.89 0.00 Accept 96 -3.87 0.00 Accept 87 -5.39 0.00 Accept 73
1597213 Deutsche Telekom Holding B.v. TMUS 2024-04-24 SALE 0.71 0.48 Accept 77 0.71 0.48 Accept 73 1.07 0.29 Accept 68 2.22 0.03 Reject 56
1666121 Farquhar Scott TEAM 2024-04-23 SALE -0.09 0.93 Accept 358 -0.31 0.76 Accept 354 -0.34 0.73 Accept 349 -0.30 0.76 Accept 338
1944957 Bharadwaj Anutthara TEAM 2024-04-23 SALE 0.02 0.98 Accept 23 -0.06 0.96 Accept 22 -1.33 0.20 Accept 22 -1.93 0.07 Accept 22
1666120 Cannon-brookes Michael TEAM 2024-04-23 SALE -0.26 0.79 Accept 355 -0.47 0.64 Accept 351 -0.55 0.58 Accept 346 -0.56 0.58 Accept 336
1966741 Hannah Dennis Jay BANF 2024-04-24 SALE 0.88 0.43 Accept 5 2.10 0.10 Accept 5 4.57 0.01 Reject 5 3.04 0.04 Reject 5
2010019 Moshkevich Solomon NTRA 2024-04-23 SALE -0.66 0.55 Accept 5 -2.31 0.10 Accept 4 -13.80 0.01 Accept 3 -1.89 0.31 Accept 2
2010135 Fesko John NTRA 2024-04-23 SALE -2.18 0.12 Accept 4 -2.59 0.12 Accept 3 -14.05 0.01 Accept 3 -1.89 0.31 Accept 2
1697362 Brophy Michael Burkes NTRA 2024-04-25 SALE -1.03 0.31 Accept 117 -0.51 0.61 Accept 115 -1.55 0.12 Accept 115 -3.26 0.00 Accept 113
1646649 Sheena Jonathan NTRA 2024-04-25 SALE -0.53 0.60 Accept 92 -0.67 0.51 Accept 92 -1.32 0.19 Accept 92 -1.15 0.25 Accept 90
1857843 Rabinowitz Daniel NTRA 2024-04-23 SALE -0.27 0.78 Accept 44 -0.85 0.40 Accept 43 -0.38 0.70 Accept 43 -0.75 0.46 Accept 42
1990547 Moore Daniel William GME 2024-04-24 SALE -0.46 0.68 Accept 4 0.95 0.44 Accept 3 11.62 0.01 Reject 3 0.00 0.00 0
2006397 Mastercard Foundation Asset Management Corp MA 2024-04-24 SALE 0.24 0.82 Accept 5 0.00 0.00 0 0.00 0.00 0 0.00 0.00 0
2013072 Gp Cash Management, Ltd. IZEA 2024-04-26 BUY 8.00 0.08 Reject 2 3.89 0.16 Accept 2 0.00 0.00 0 0.00 0.00 0
1238464 Schmaier R David CRM 2024-04-23 SALE 1.01 0.50 Accept 2 0.00 0.00 0 0.00 0.00 0 0.00 0.00 0