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Adaptive Biotechnologies Corp

ADPT Net selling
CIK 0001478320 #1515 in the set updated 17 Sep 2026
Bought (12 mo)
$0.00
out of their own pocket, the only kind of buying there is
Sold (12 mo)
$118.67M
$32.46M on a plan · $70.75M straight out of an exercise
Sold at will
$15.46M
13 of 125 sales
Net
−$118.67M
−$15.46M against sales at will

By person

12 insiders · 125 transactions
81.1×

Chad Robins holds 81.1 times base salary in stock. $56.69M of shares against $698.26K in salary for 2025.

Salary from the company's own proxy. The shares are what Chad Robins last reported holding, valued at $26.00, the price Common Stock was last bought or sold at on the open market here, on 26 Aug 2026.

Insider
Role
Bought
Sold
Net
Holding
Of company
Worth
Change
ROBINS CHAD M
CEO and Chairman
$39.80M (19) scheduled
−$39.80M
2,180,518
1.37%
$56.69M
−15.4%
ROBINS HARLAN S
Chief Scientific Officer
$29.65M (17) scheduled
−$29.65M
812,058
0.5088%
$21.11M
−20.5%
BENZENO SHARON
Chief Commercial Ofc Imm Med
$14.69M (6) scheduled
−$14.69M
221,278
0.1386%
$5.75M
−32.4%
RUBINSTEIN JULIE
President and COO
$13.37M (47) scheduled
−$13.37M
377,802
0.2367%
$9.82M
−20.1%
LO FRANCIS
Chief People Officer
$9.90M (12) scheduled
−$9.90M
230,713
0.1446%
$6.00M
−9.1%
PISKEL KYLE
Chief Financial Officer
$3.58M (6) scheduled
−$3.58M
256,725
0.1609%
$6.67M
+74.9%
NEUPERT PETER M
Director
$3.14M (3) scheduled
−$3.14M
130,625
0.0818%
$3.40M
−22.8%
GRIFFIN MICHELLE RENEE
Director
$2.00M (3) scheduled
−$2.00M
15,625
0.0098%
$406.25K
−69.9%
BOBULSKY SUSAN
Chief Commercial Officer, MRD
$1.17M (8) scheduled
−$1.17M
396,989
0.2487%
$10.32M
+59.9%
HERSHBERG ROBERT
Director
$1.12M (3) scheduled
−$1.12M
46,683
0.0293%
$1.21M
−56.5%
OWEN KATEY EINTERZ
Director
$249.99K (1)
−$249.99K
66,100
0.0414%
$1.72M
+15.5%
Pellini Michael J
Director
69,690
0.0437%
$1.81M
+28.4%
Insider
Date
Role
Action
Shares
Price
Amount
BOBULSKY SUSAN
10 Aug 2026
Chief Commercial Officer, MRD
Sold on a plan
3,000
$25.00
$75.00K
BOBULSKY SUSAN
30 Jul 2026
Chief Commercial Officer, MRD
Sold on a plan
1,299
$24.00
$31.18K
BOBULSKY SUSAN
16 Jul 2026
Chief Commercial Officer, MRD
Sold on a plan
5,000
$23.00
$115.00K
ROBINS HARLAN S
2 Jul 2026
Chief Scientific Officer
Sold on a plan
146,889
$22.45
$3.30M
ROBINS HARLAN S
2 Jul 2026
Chief Scientific Officer
Sold on a plan
239,351
$21.74
$5.20M
BOBULSKY SUSAN
1 Jul 2026
Chief Commercial Officer, MRD
Sold on a plan
487
$22.00
$10.71K
BOBULSKY SUSAN
25 Jun 2026
Chief Commercial Officer, MRD
Sold on a plan
5,000
$20.50
$102.50K
ROBINS HARLAN S
16 Jun 2026
Chief Scientific Officer
Sold on a plan
6,160
$18.01
$110.94K
ROBINS HARLAN S
15 Jun 2026
Chief Scientific Officer
Sold on a plan
100,000
$17.37
$1.74M
BOBULSKY SUSAN
11 Jun 2026
Chief Commercial Officer, MRD
Sold on a plan
5,000
$19.00
$95.00K
BOBULSKY SUSAN
4 Jun 2026
Chief Commercial Officer, MRD
Sold on a plan
11,000
$18.00
$198.00K
ROBINS CHAD M
8 Apr 2026
CEO and Chairman
Sold on a plan
37,263
$15.19
$566.02K
ROBINS HARLAN S
8 Apr 2026
Chief Scientific Officer
Sold on a plan
10,000
$14.85
$148.50K
ROBINS CHAD M
6 Apr 2026
CEO and Chairman
Sold on a plan
83,332
$14.41
$1.20M
LO FRANCIS
11 Mar 2026
Chief People Officer
Sold on a plan
30,593
$14.08
$430.75K
ROBINS CHAD M
3 Mar 2026
CEO and Chairman
Sold on a plan
2,380
$16.15
$38.44K
ROBINS CHAD M
3 Mar 2026
CEO and Chairman
Sold on a plan
50,703
$15.49
$785.39K
ROBINS HARLAN S
3 Mar 2026
Chief Scientific Officer
Sold on a plan
14,233
$16.52
$235.13K
ROBINS CHAD M
2 Mar 2026
CEO and Chairman
Sold on a plan
289,024
$15.82
$4.57M
ROBINS HARLAN S
2 Mar 2026
Chief Scientific Officer
Sold on a plan
10,000
$15.72
$157.20K
ROBINS CHAD M
27 Feb 2026
CEO and Chairman
Sold on a plan
182,891
$15.99
$2.92M
ROBINS HARLAN S
3 Feb 2026
Chief Scientific Officer
Sold on a plan
8,120
$19.00
$154.28K
ROBINS CHAD M
2 Feb 2026
CEO and Chairman
Sold on a plan
124,998
$18.44
$2.30M
ROBINS HARLAN S
2 Feb 2026
Chief Scientific Officer
Sold on a plan
34,668
$18.60
$644.82K
ROBINS HARLAN S
6 Jan 2026
Chief Scientific Officer
Sold on a plan
10,000
$16.44
$164.40K
ROBINS CHAD M
5 Jan 2026
CEO and Chairman
Sold on a plan
124,998
$15.59
$1.95M
ROBINS HARLAN S
4 Dec 2025
Chief Scientific Officer
Sold on a plan
10,000
$16.61
$166.10K
ROBINS HARLAN S
3 Dec 2025
Chief Scientific Officer
Sold on a plan
27,212
$18.61
$506.42K
ROBINS CHAD M
1 Dec 2025
CEO and Chairman
Sold on a plan
124,998
$18.94
$2.37M
ROBINS CHAD M
26 Nov 2025
CEO and Chairman
Sold on a plan
35,736
$19.68
$703.28K
ROBINS CHAD M
12 Nov 2025
CEO and Chairman
Sold on a plan
1,867
$15.00
$28.01K
ROBINS CHAD M
11 Nov 2025
CEO and Chairman
Sold on a plan
1,237
$14.57
$18.02K
ROBINS CHAD M
10 Nov 2025
CEO and Chairman
Sold on a plan
86,161
$14.73
$1.27M
ROBINS HARLAN S
10 Nov 2025
Chief Scientific Officer
Sold on a plan
10,000
$14.82
$148.20K

What was left out

Form 4 filings counted 79
Amendments (4/A) skipped 1
Filings about a different issuer 0
Unreadable filings 0
Joint filings 0
Sales on a Rule 10b5-1 plan 34
Sales straight out of an exercise 78
Sales at will 13
Transactions with no price 0
Shares from compensation/vesting 4,911,200
History held since 2 Jul 2019