Institutional shares held 36.9 Million
2.14M calls
1.21M puts
Total value of holdings $496M
$28.7M calls
$16.3M puts
Market Cap $442M
32,901,500 Shares Out.
Institutional ownership 112.26%
# of Institutions 223


Latest Institutional Activity in SOI

Top Purchases

Q1 2025
Driehaus Capital Management LLC Shares Held: 2.03M ($27.2M)
Q1 2025
Encompass Capital Advisors LLC Shares Held: 3.63M ($48.7M)
Q1 2025
Wellington Management Group LLP Shares Held: 993K ($13.3M)
Q1 2025
Millennium Management LLC Shares Held: 1.12M ($15M)
Q1 2025
Citadel Advisors LLC Shares Held: 857K ($11.5M)

Top Sells

Q1 2025
T. Rowe Price Investment Management, Inc. Shares Held: 379K ($5.1M)
Q1 2025
Summit Partners Public Asset Management, LLC Shares Held: 1.42M ($19M)
Q1 2025
American Century Companies Inc Shares Held: 100K ($1.35M)
Q1 2025
Vanguard Group Inc Shares Held: 1.61M ($21.6M)
Q1 2025
Invesco Ltd. Shares Held: 77.6K ($1.04M)

About SOI

Solaris Oilfield Infrastructure, Inc. designs, manufactures, and sells mobile equipment to unload, store, and deliver proppant, water, and chemicals at oil and natural gas well sites in the United States. It is involved in the transloading and storage of proppant or railcars at its transloading facility. The company also develops Railtronix, an inventory management software. In addition, it provides last-mile logistics management services; AutoBlend, an integrated electric blender; top-fill equipment to enable quick unloading from bottom drop trucks; fluid management systems; and proprietary Solaris Lens software. The company serves exploration and production, and oilfield services industries. Solaris Oilfield Infrastructure, Inc. was founded in 2014 and is headquartered in Houston, Texas.


Insider Transactions at SOI

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
4.3M Shares
From 19 Insiders
Grant, award, or other acquisition 470K shares
Conversion of derivative security 3.8M shares
Open market or private purchase 28K shares
Sell / Disposition
7.8M Shares
From 14 Insiders
Other acquisition or disposition 3.8M shares
Open market or private sale 3.83M shares
Payment of exercise price or tax liability 172K shares

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