SG Americas Securities LLC Boosts ONEOK Stake by 729%

Institutional investor increases holdings in natural gas and NGL infrastructure company

Mar. 27, 2026 at 9:20am

Got story updates? Submit your updates here. ›

SG Americas Securities LLC significantly increased its stake in ONEOK, Inc. (NYSE:OKE) during the fourth quarter, purchasing an additional 341,548 shares to bring its total holdings to 388,383 shares, a 729.3% increase. ONEOK is a midstream energy company that owns and operates natural gas and natural gas liquids pipelines, processing facilities, fractionators, and storage and terminal assets.

Why it matters

ONEOK's infrastructure plays a critical role in connecting hydrocarbon production to refineries, petrochemical plants, and other end markets. The substantial increase in SG Americas Securities' position suggests the institutional investor sees significant value and growth potential in ONEOK's business model and assets.

The details

According to a regulatory filing, SG Americas Securities LLC grew its stake in ONEOK by 729.3% during the fourth quarter, increasing its holdings from 46,835 shares to 388,383 shares. This makes SG Americas Securities one of ONEOK's larger institutional investors, owning about 0.06% of the company's outstanding shares. The increased investment comes as ONEOK has seen its stock price rise over the past year, benefiting from higher natural gas and NGL prices.

  • SG Americas Securities LLC increased its ONEOK stake during the fourth quarter of 2025.

The players

SG Americas Securities LLC

An institutional investor and subsidiary of Société Générale that manages investments and provides securities services.

ONEOK, Inc.

A publicly traded midstream energy company that owns and operates natural gas and natural gas liquids pipelines, processing facilities, fractionators, and storage and terminal assets.

Got photos? Submit your photos here. ›

The takeaway

SG Americas Securities' significant increase in its ONEOK stake suggests the institutional investor sees strong growth potential in the company's midstream energy infrastructure assets and business model, which play a vital role in connecting energy production to end markets.