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Detailed Insider History for:
ADAPTIVE BIOTECHNOLOGIES CORP: ADPT
Price: 12/12/25 52-Wk
High		 52-Wk
Low		 Mkt Cap (mm) Shrs Out (mm) 3-Mth Ave
Vol (m)		 Ind. Yield Short Int
% Float		 Inst. Owned Insider Owned
$15.44 $20.76 $5.81 $2,357 153 2,250 0.0% 8.7% 96.94% 2.08%
Exch Sector Industry Sub-Industry
NasdaqGS Manufacturing Chemicals And Allied Products Biological Products, (No Disgnostic Substances)
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Insider Statistics
T N H M S
Filer Name
Insider Title
Trans Type
Dollar Value
Shares Traded
Trans Date From
Trans Date To
Trans Price From
Trans Price To
Total Holdings
Delta % Owned
Owned
Other Info
Input Date
1
1y
13
92%
-35%
4
HERSHBERG ROBERT
DIR
S
$367,488
22,968
---
12/10/25
---
$16.00
46,722
-33.0
D
---
12/12/25 - 7:11:10 pm
2
    
 
BENZENO SHARON
O
OS
$212,377
12,604
---
12/4/25
---
$16.85
296,791
-4.1
D
10b
12/8/25 - 8:00:57 pm
3
    
 
BENZENO SHARON
O
OE
$103,835
12,604
---
12/4/25
---
$3.99
309,395
4.2
D
10b
12/8/25 - 8:00:57 pm
4
1y
28
86%
-32%
1
ROBINS HARLAN S
O
AS
$672,515
37,212
12/3/25
12/4/25
---
$16.61
1,232,312
-2.9
D
10b
12/5/25 - 6:30:45 pm
5
1y
28
79%
-14%
1
ROBINS CHAD M
CEO,CB,DIR
AS
$3,070,747
160,734
11/26/25
12/1/25
---
$18.94
2,709,241
-5.6
D
10b
12/1/25 - 7:27:35 pm
6
    
 
PISKEL KYLE
CFO
OS
$3,174,990
162,820
---
11/28/25
---
$19.50
216,637
-42.9
D
10b
12/2/25 - 6:45:03 pm
7
    
 
PISKEL KYLE
CFO
OE
$1,253,541
110,114
---
11/28/25
$6.55
$12.14
379,457
40.9
D
10b
12/2/25 - 6:45:03 pm
8
    
 
BENZENO SHARON
O
OS
$10,144,026
606,402
11/20/25
11/21/25
$16.54
$16.91
296,791
-67.1
D
10b
11/24/25 - 9:39:47 pm
9
    
 
BENZENO SHARON
O
OE
$4,464,559
510,470
11/20/25
11/21/25
---
$3.99
605,268
538.5
D
10b
11/24/25 - 9:39:47 pm
10
    
 
PISKEL KYLE
CFO
S
$3,344
238
---
11/17/25
---
$14.05
269,343
-0.1
D
---
11/18/25 - 7:14:46 pm
11
1y
28
79%
-14%
1
ROBINS CHAD M
CEO,CB,DIR
AS
$1,315,180
89,265
11/10/25
11/12/25
$14.57
$15.00
2,869,975
-3.0
D
10b
11/12/25 - 7:19:02 pm
12
1y
28
86%
-32%
1
ROBINS HARLAN S
O
AS
$148,200
10,000
---
11/10/25
---
$14.82
1,269,524
-0.8
D
10b
11/12/25 - 7:30:54 pm
13
    
 
PISKEL KYLE
CFO
S
$17,149
1,929
---
5/16/25
---
$8.89
269,581
-0.7
D
A
5/20/25 - 7:46:28 pm
14
    
 
PISKEL KYLE
CFO
S
$17,149
1,929
---
5/16/25
---
$8.89
277,396
-0.7
D
---
5/19/25 - 7:59:39 pm
15
    
 
PISKEL KYLE
CFO
JB
---
7,815
---
5/15/25
---
---
279,325
2.9
D
---
5/19/25 - 7:59:39 pm
16
1y
28
86%
-32%
1
ROBINS HARLAN S
O
OS
$502,828
68,412
---
5/1/25
---
$7.35
1,279,524
-5.1
D
10b
5/5/25 - 5:27:53 pm
17
    
 
ROBINS HARLAN S
O
OE
$432,364
68,412
---
5/1/25
---
$6.32
1,347,936
5.3
D
10b
5/5/25 - 5:27:53 pm
18
1y
28
86%
-32%
1
ROBINS HARLAN S
O
OS
$15,282
1,698
---
3/24/25
---
$9.00
1,279,524
-0.1
D
10b
3/26/25 - 6:48:40 pm
19
    
 
ROBINS HARLAN S
O
OE
$10,731
1,698
---
3/24/25
---
$6.32
1,281,222
0.1
D
10b
3/26/25 - 6:48:40 pm
20
    
 
PISKEL KYLE
CFO
OB
$15,800
2,500
---
3/14/25
---
$6.32
271,510
0.9
D
---
3/17/25 - 7:34:22 pm
21
1y
13
100%
-67%
2
GRIFFIN MICHELLE RENEE
DIR
S
$260,932
36,291
---
3/13/25
---
$7.19
15,394
-70.2
D
---
3/17/25 - 7:33:54 pm
22
1y
13
92%
-35%
4
HERSHBERG ROBERT
DIR
S
$402,270
53,000
---
3/12/25
---
$7.59
69,690
-43.2
D
---
3/12/25 - 7:48:40 pm
23
    
 
NEUPERT PETER M
DIR
OS*
$70,500
10,000
---
3/10/25
---
$7.05
224,690
-4.3
D
---
3/12/25 - 7:47:38 pm
24
1y
2
100%
70%
4
NEUPERT PETER M
DIR
OE*
$203,500
50,000
---
3/10/25
---
$4.07
234,690
27.1
D
---
3/12/25 - 7:47:38 pm
25
1y
28
79%
-14%
1
ROBINS CHAD M
CEO,CB,DIR
S
$780,946
102,218
---
3/6/25
---
$7.64
2,959,249
-3.3
D
---
3/6/25 - 7:17:54 pm
26
1y
13
100%
-67%
2
GRIFFIN MICHELLE RENEE
DIR
AS
$124,372
15,664
---
3/6/25
---
$7.94
51,685
-23.3
D
10b
3/6/25 - 7:14:27 pm
27
    
 
LO FRANCIS
HR
S
$145,845
20,875
---
3/5/25
$6.98
$6.99
332,846
-5.9
D
---
3/6/25 - 7:22:43 pm
28
    
 
BOBULSKY SUSAN
O
S
$181,641
26,023
---
3/5/25
---
$6.98
347,238
-7.0
D
---
3/6/25 - 7:22:00 pm
29
    
 
BENZENO SHARON
O
S
$311,792
44,665
---
3/5/25
$6.98
$6.99
392,723
-10.2
D
---
3/6/25 - 7:21:13 pm
30
    
 
PISKEL KYLE
CFO
S
$72,072
10,320
---
3/5/25
$6.97
$6.99
269,010
-3.7
D
---
3/6/25 - 7:20:09 pm
31
1y
39
85%
-39%
1
RUBINSTEIN JULIE
PR,COO
S
$415,540
59,505
---
3/5/25
$6.98
$6.99
588,249
-9.2
D
---
3/6/25 - 7:19:20 pm
32
1y
28
86%
-32%
1
ROBINS HARLAN S
O
S
$675,219
96,656
---
3/5/25
$6.98
$6.99
1,279,524
-7.0
D
---
3/6/25 - 7:18:40 pm
33
1y
28
79%
-14%
1
ROBINS CHAD M
CEO,CB,DIR
S
$819,471
117,351
---
3/5/25
$6.98
$6.99
2,814,350
-4.0
D
---
3/6/25 - 7:17:54 pm
34
    
 
ROBINS CHAD M
CEO,CB,DIR
JB
---
602,117
3/4/25
3/5/25
---
---
3,061,467
24.5
D
---
3/6/25 - 7:17:54 pm
35
    
 
LO FRANCIS
HR
JB
---
99,976
---
3/4/25
---
---
353,721
39.4
D
---
3/6/25 - 7:22:43 pm
36
    
 
BOBULSKY SUSAN
O
JB
---
119,971
---
3/4/25
---
---
373,261
47.4
D
---
3/6/25 - 7:22:00 pm
37
    
 
BENZENO SHARON
O
JB
---
109,973
---
3/4/25
---
---
437,388
33.6
D
---
3/6/25 - 7:21:13 pm
38
    
 
PISKEL KYLE
CFO
JB
---
125,000
---
3/4/25
---
---
279,330
81.0
D
---
3/6/25 - 7:20:09 pm
39
    
 
RUBINSTEIN JULIE
PR,COO
JB
---
175,000
---
3/4/25
---
---
647,754
37.0
D
---
3/6/25 - 7:19:20 pm
40
    
 
ROBINS HARLAN S
O
JB
---
355,000
---
3/4/25
---
---
1,376,180
34.8
D
---
3/6/25 - 7:18:40 pm
41
    
 
PELLINI MICHAEL J
DIR
JB
---
15,394
---
3/4/25
---
---
69,690
28.4
D
---
3/6/25 - 7:17:15 pm
42
    
 
OWEN KATEY EINTERZ
DIR
JB
---
15,394
---
3/4/25
---
---
72,629
26.9
D
---
3/6/25 - 7:16:37 pm
43
    
 
NEUPERT PETER M
DIR
JB
---
15,394
---
3/4/25
---
---
184,690
9.1
D
---
3/6/25 - 7:16:01 pm
44
    
 
HERSHBERG ROBERT
DIR
JB
---
15,394
---
3/4/25
---
---
122,690
14.3
D
---
3/6/25 - 7:15:16 pm
45
    
 
GRIFFIN MICHELLE RENEE
DIR
JB
---
15,394
---
3/4/25
---
---
67,349
29.6
D
10b
3/6/25 - 7:14:27 pm
46
1y
28
79%
-14%
1
ROBINS CHAD M
CEO,CB,DIR
OS
$2,410,700
285,187
2/19/25
2/20/25
---
$8.44
2,576,701
-10.0
D
10b
2/21/25 - 7:28:40 pm
47
    
 
ROBINS CHAD M
CEO,CB,DIR
OE
$1,802,382
285,187
2/19/25
2/20/25
---
$6.32
2,762,781
11.5
D
10b
2/21/25 - 7:28:40 pm
48
1y
28
79%
-14%
1
ROBINS CHAD M
CEO,CB,DIR
OS
$3,985,754
470,368
2/13/25
2/18/25
$8.44
$8.50
2,576,701
-15.4
D
10b
2/18/25 - 8:21:32 pm
49
    
 
ROBINS CHAD M
CEO,CB,DIR
OE
$2,972,726
470,368
2/13/25
2/18/25
---
$6.32
2,787,861
20.3
D
10b
2/18/25 - 8:21:32 pm
50
    
 
PISKEL KYLE
CFO
S
$1,235
248
---
11/18/24
---
$4.98
154,330
-0.2
D
---
11/19/24 - 6:45:52 pm
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