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The company may no longer be operating, as it may be out of business. Find out why through their latest events.

Sesen Bio Ownership

Who are the major shareholders and have insiders been buying or selling?


Recent Insider Transactions

Insider Trading Volume

Insider Buying: SESN insiders have bought more shares than they have sold in the past 3 months.


Ownership Breakdown

What is the ownership structure of SESN?
Owner TypeNumber of SharesOwnership Percentage
Individual Insiders16,214,8117.97%
Institutions34,300,82616.9%
General Public152,976,56575.2%

Dilution of Shares: Shareholders have been diluted in the past year, with total shares outstanding growing by 2%.


Top Shareholders

Top 25 shareholders own 24.24% of the company
OwnershipNameSharesCurrent ValueChange %Portfolio %
5.33%
The Vanguard Group, Inc.
10,854,300US$136.5m0.04%no data
4.14%
Michael Torok
8,424,839US$106.0m12.3%no data
4.04%
BML Capital Management, LLC
8,227,969US$103.5m0%4.38%
3.65%
Bradley Radoff
7,420,756US$93.3m14.2%no data
1.29%
BlackRock, Inc.
2,633,452US$33.1m-37.5%no data
1.13%
Geode Capital Management, LLC
2,294,948US$28.9m0.49%no data
0.92%
Radoff Family Foundation, Endowment Arm
1,879,344US$23.6m87.9%14.53%
0.51%
Millennium Management LLC
1,035,151US$13.0m-14.8%no data
0.5%
Renaissance Technologies LLC
1,018,956US$12.8m-3.49%no data
0.33%
State Street Global Advisors, Inc.
666,962US$8.4m0%no data
0.29%
Blodgett Wealth Advisors, LLC
600,000US$7.5m83%0.42%
0.29%
Acadian Asset Management LLC
593,296US$7.5m359%no data
0.27%
Morgan Stanley, Investment Banking and Brokerage Investments
558,686US$7.0m-22.2%no data
0.23%
FMR LLC
470,376US$5.9m-0.2%no data
0.21%
Susquehanna International Group, LLP, Asset Management Arm
434,442US$5.5m6.19%no data
0.2%
Stratos Wealth Partners, Ltd
413,000US$5.2m-0.03%0.01%
0.17%
Group One Trading LP, Asset Management Arm
346,859US$4.4m-16.6%0.01%
0.16%
Northern Trust Global Investments
328,111US$4.1m-1.3%no data
0.14%
Jane Street Group, LLC, Asset Management Arm
284,998US$3.6m0%no data
0.13%
CSS LLC/IL, Asset Management Arm
260,698US$3.3m57.9%0.02%
0.077%
Connor, Clark & Lunn Investment Management Ltd.
157,493US$2.0m10.3%no data
0.06%
BNY Mellon Asset Management
122,208US$1.5m0%no data
0.051%
Ergoteles LLC
104,180US$1.3m0%no data
0.05%
Elly Ryu
101,188US$1.3m765%no data
0.048%
Thomas Cannell
97,973US$1.2m0%no data
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