Adaptive Biotechnologies Corporation (ADPT) Insider Trading Activity

NASDAQ$26.66+0.86 (3.33%)
Market Cap
$4.12B
Sector
Healthcare
Industry
Biotechnology
Rank in Sector
390 of 849
Rank in Industry
230 of 491

Largest Insider Buys in Sector

$350M
$217M
$172M
$109M
$107M
$104M

ADPT Insider Trading Activity

ADPT Median Price and Trade Amounts History Chart

Statistics of Insider Transactions

Amount of Insider Buys and Sells

Buys
$0
0
0
Sells
$130,626,702
135
100

Related Transactions

OWEN KATEY EINTERZdirector
0
$0
1
$249,990
$-249,990
HERSHBERG ROBERTdirector
0
$0
2
$1.12M
$-1.12M
BOBULSKY SUSANChief Commercial Officer, MRD
0
$0
10
$1.4M
$-1.4M
GRIFFIN MICHELLE RENEEdirector
0
$0
3
$2M
$-2M
NEUPERT PETER Mdirector
0
$0
1
$3.14M
$-3.14M
PISKEL KYLEChief Financial Officer
0
$0
6
$3.58M
$-3.58M
LO FRANCISChief People Officer
0
$0
13
$13.89M
$-13.89M
BENZENO SHARONChief Commercial Ofc Imm Med
0
$0
6
$14.69M
$-14.69M
RUBINSTEIN JULIEPresident and COO
0
$0
64
$21.11M
$-21.11M
ROBINS HARLAN SChief Scientific Officer
0
$0
14
$29.65M
$-29.65M
ROBINS CHAD MCEO and Chairman
0
$0
15
$39.8M
$-39.8M

About Adaptive Biotechnologies Corporation

Adaptive Biotechnologies Corporation, founded in 2009 and headquartered in Seattle, Washington (operating as Adaptive TCR Corporation until its name change in December 2011), is a commercial-stage entity focused on pioneering an immune medicine platform. This advanced platform is engineered for the precise diagnosis and effective treatment of a broad spectrum of illnesses. The company offers several core technological solutions. Its immunoSEQ platform, a foundational immunosequencing product, is vital for translational research and discovering …

Insider Activity of Adaptive Biotechnologies Corporation

Over the last 12 months, insiders at Adaptive Biotechnologies Corporation have bought $0 and sold $130.63M worth of Adaptive Biotechnologies Corporation stock.

On average, over the past 5 years, insiders at Adaptive Biotechnologies Corporation have bought $0 and sold $29.32M worth of stock each year.

There was no buying activity among insiders over the last 12 months.

The last purchase of 250,000 shares for transaction amount of $5M was made by VIKING GLOBAL PERFORMANCE LLC (10 percent owner) on 2019‑07‑01.

List of Insider Buy and Sell Transactions, Adaptive Biotechnologies Corporation

2026-11-03SaleRUBINSTEIN JULIEPresident and COO
11,881
0.0075%
$25.98
$308,668
-0.69%
2026-11-02SaleRUBINSTEIN JULIEPresident and COO
11,881
0.0077%
$25.47
$302,627
+1.29%
2026-10-30SaleRUBINSTEIN JULIEPresident and COO
11,881
0.0076%
$26.73
$317,596
2026-10-29SaleRUBINSTEIN JULIEPresident and COO
11,881
0.0075%
$28.27
$335,876
-8.41%
2026-10-28SaleRUBINSTEIN JULIEPresident and COO
11,881
0.0075%
$28.45
$337,988
-7.58%
2026-10-27SaleRUBINSTEIN JULIEPresident and COO
11,881
0.0073%
$27.29
$324,234
-3.69%
2026-10-26SaleRUBINSTEIN JULIEPresident and COO
11,881
0.0075%
$26.04
$309,409
+3.35%
2026-10-23SaleRUBINSTEIN JULIEPresident and COO
11,881
0.0074%
$24.98
$296,842
+4.43%
2026-10-22SaleRUBINSTEIN JULIEPresident and COO
11,881
0.0076%
$24.51
$291,206
+8.38%
2026-10-21SaleRUBINSTEIN JULIEPresident and COO
11,881
0.0075%
$25.41
$301,877
+3.71%
2026-10-20SaleRUBINSTEIN JULIEPresident and COO
11,881
0.0075%
$24.53
$291,473
+6.61%
2026-10-19SaleRUBINSTEIN JULIEPresident and COO
11,881
0.0075%
$24.05
$285,738
+7.72%
2026-10-16SaleRUBINSTEIN JULIEPresident and COO
11,881
0.0075%
$24.24
$288,011
+6.81%
2026-10-15SaleRUBINSTEIN JULIEPresident and COO
11,881
0.0075%
$25.61
$304,272
-0.27%
2026-10-14SaleRUBINSTEIN JULIEPresident and COO
11,881
0.0074%
$25.68
$305,072
-0.29%
2026-10-13SaleRUBINSTEIN JULIEPresident and COO
11,881
0.0075%
$25.50
$302,966
+1.19%
2026-10-12SaleRUBINSTEIN JULIEPresident and COO
11,881
0.0075%
$25.51
$303,127
-0.10%
2026-10-09SaleRUBINSTEIN JULIEPresident and COO
11,881
0.0075%
$26.41
$313,777
-3.47%
2026-10-08SaleRUBINSTEIN JULIEPresident and COO
11,881
0.0073%
$25.66
$304,866
-1.97%
2026-10-07SaleRUBINSTEIN JULIEPresident and COO
11,881
0.0075%
$26.40
$313,658
-2.66%
Total: 600
*Gray background shows transactions not older than one year

Insider Historical Profitability

<0.0001%
SPH Group Holdings LLC10 percent owner
41031674
25.7097%
$1.06B250
STEEL PARTNERS II LP10 percent owner
37094472
23.2427%
$957.04M1610
VIKING GLOBAL PERFORMANCE LLC10 percent owner
30993708
19.4201%
$799.64M12
<0.0001%
Sundaresh SubramanianPresident & CEO
333518
0.209%
$8.6M10
Dotz MaryChief Financial Officer
0
0%
$012
*Gray background shows insiders who have made transactions during last year

Historical Insider Profitability vs. Competitors

$224,662,742
52
32.03%
$5.65B
$11,583,737
45
49.75%
$4.66B
$104,428,685
44
22.55%
$3.78B
$151,136,640
31
-1.41%
$3.95B
$5,066,938
27
26.38%
$3.7B

ADPT Institutional Investors: Active Positions

Increased Positions155+51.67%29M+20.1%
Decreased Positions131-43.67%24M-16.66%
New Positions53New11MNew
Sold Out Positions40Sold Out7MSold Out
Total Postitions324+8%151M+3.44%

ADPT Ownership Change vs Market

Institutional Investor Ownership

Top Shareholders
Top Buyers
Top Sellers
New Shareholders
Sold-Out Shareholders
Active Shareholders
Viking Global Investors Lp$477,200.0019.6%29.99M00%2025-09-30
Blackrock, Inc.$212,525.008.73%13.36M-308,873-2.26%2025-09-30
Vanguard Group Inc$179,388.007.37%11.28M-4,026-0.04%2025-09-30
Ameriprise Financial Inc$95,010.003.9%5.97M+3M+84.31%2025-09-30
Sumitomo Mitsui Trust Group, Inc.$58,082.002.39%3.65M-649,038-15.1%2025-09-30
Amova Asset Management Americas, Inc.$58,082.002.39%3.65M-649,038-15.1%2025-09-30
Geode Capital Management, Llc$54,110.002.22%3.4M+185,859+5.78%2025-09-30
Ark Investment Management Llc$50,365.002.07%3.17M-850,849-21.18%2025-09-30
Aristotle Atlantic Partners, Llc$49,746.002.04%3.13M+247,402+8.59%2025-09-30
State Street Corp$48,991.002.01%3.08M+52,109+1.72%2025-09-30

Financial Ratios

Summary
Comparison with Competitors

Price to Earnings

Price/Earnings to Growth

Price to Sales

Price to Book

Price/Free Cash Flow

Analyst Recommendations

Analyst Price Targets

Company
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