Institutional shares held 33.3 Million
454K calls
2.45M puts
Total value of holdings $217M
$2.96M calls
$16M puts
Market Cap $232M
35,575,300 Shares Out.
Institutional ownership 93.53%
# of Institutions 148


Latest Institutional Activity in ITOS

Top Purchases

Q1 2025
Exchange Traded Concepts, LLC Shares Held: 17.3K ($113K)
Q1 2025
Versant Capital Management, Inc Shares Held: 985 ($6.41K)
Q1 2025
Rhumbline Advisers Shares Held: 43.5K ($283K)
Q1 2025
Harbor Capital Advisors, Inc. Shares Held: 670 ($4.36K)
Q4 2024
Bvf Inc Shares Held: 2.33M ($15.1M)

Top Sells

Q1 2025
Gamma Investing LLC Shares Held: 346 ($2.25K)
Q1 2025
Sg Americas Securities, LLC Shares Held: 13.5K ($87.9K)
Q4 2024
Tang Capital Management LLC Shares Held: 222K ($1.44M)
Q4 2024
Ra Capital Management, L.P. Shares Held: 2.09M ($13.6M)
Q4 2024
683 Capital Management, LLC Shares Held: 918K ($5.98M)

About ITOS

Iteos Therapeutics, Inc., a clinical-stage biopharmaceutical company, engages in the discovery and development of immuno-oncology therapeutics for patients. The company's product pipeline includes inupadenant, a small molecule antagonist of the adenosine A2AR antagonists that is in Phase 2 clinical trials; and EOS-448, an antagonist of TIGIT or T-cell immunoreceptor with Ig and ITIM domains, which is in Phase 1/2 clinical trial, as well as used to engage the Fc gamma receptor, or Fc?R to activate dendritic cells and macrophages and to promote antibody-dependent cellular cytotoxicity, or ADCC activity. Iteos Therapeutics, Inc. was founded in 2011 and is headquartered in Watertown, Massachusetts.


Insider Transactions at ITOS

Insider Transaction List

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Date Insider Transaction Ownership Type Shares Traded Value / Price
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Last 12 Months Summary

Buy / Acquisition
1.34M Shares
From 7 Insiders
Grant, award, or other acquisition 1.33M shares
Open market or private purchase 5K shares
Sell / Disposition
900K Shares
From 1 Insiders
Other acquisition or disposition 900K shares

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P - Open market or private purchase×
S - Open market or private sale×
V - Transaction voluntarily reported earlier than required×
A - Grant, award, or other acquisition×
D - Sale (or disposition) back to the issuer×
F - Payment of exercise price or tax liability×
I - Discretionary transaction×
M - Exercise of conversion of derivative security×
C - Conversion of derivative security×
E - Expiration of short derivative position×
H - Expiration (or cancellation) of long derivative position with value received×
O - Exercise of out-of-the-money derivative securities×
X - Exercise of in-the-money or at-the-money derivatives securities×
G - Bona fide gift×
L - Small Acquisition×
W - Acquisition or disposition by will or laws×
Z - Deposit into or withdrawal from voting trust×
J - Other acquisition or disposition×
K - Transaction in equity swap or similar instrument×
U - Disposition due to a tender of shares in a change of control transaction×
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