Institutional shares held 39.7 Million
2.34M calls
1.16M puts
Total value of holdings $1.01B
$59.8M calls
$29.6M puts
Market Cap $1.17B
45,740,000 Shares Out.
Institutional ownership 86.7%
# of Institutions 205


Latest Institutional Activity in OSTK

Top Purchases

Q3 2025
Jane Street Group, LLC Shares Held: 2.84M ($72.6M)
Q3 2025
Hudson Bay Capital Management LP Shares Held: 1.4M ($35.8M)
Q3 2025
Nuveen, LLC Shares Held: 2.24M ($57.1M)
Q3 2025
Citadel Advisors LLC Shares Held: 1.16M ($29.6M)
Q3 2025
Toroso Investments, LLC Shares Held: 4.56M ($117M)

Top Sells

Q3 2025
Marshall Wace, LLP Shares Held: 592K ($15.1M)
Q3 2025
Millennium Management LLC Shares Held: 845K ($21.6M)
Q3 2025
Ubs Group Ag Shares Held: 251K ($6.41M)
Q3 2025
Goldman Sachs Group Inc Shares Held: 161K ($4.11M)
Q3 2025
Verition Fund Management LLC Shares Held: 86.2K ($2.2M)

About OSTK

Overstock.com, Inc. operates as an online retailer in the United States. The company offers furniture, décor, area rug, bedding and bath, home improvement, outdoor, and kitchen and dining items. It provides its products and services through its internet websites comprising overstock.com, o.co, overstock.ca, and overstockgovernment.com. The company also offers businesses advertising products or services on its website; Market Partner, a service that allows its partners to sell their products through third party sites; products to international customers using third party logistics providers; and Supplier Oasis, a single integration point through its partners can manage their products, inventory, and sales channels, as well as obtain multi-channel fulfillment services through its distribution network. The company was formerly known as D2-Discounts Direct and changed its name to Overstock.com, Inc. in October 1999. Overstock.com, Inc. was founded in 1997 and is headquartered in Midvale, Utah.


Insider Transactions at OSTK

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
142K Shares
From 11 Insiders
Exercise of conversion of derivative security 122K shares
Open market or private purchase 19.2K shares
Sell / Disposition
22.8K Shares
From 5 Insiders
Payment of exercise price or tax liability 20.6K shares
Open market or private sale 2.2K shares

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