(TGS) Stock Institutional Trading Activity


(TGS) position changes reported by tracked institutional filers across multiple SEC 13F reporting periods. Based on recent SEC 13F filings (Q3 2025), investors with some of the largest reported share count changes include Oaktree Capital Management, Renaissance Technologies LLC, and Dodge & Cox Stock Fund. Explore insights into buying and selling patterns, position changes, and investment conviction levels to understand institutional trading behavior and market dynamics.

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Portfolio quarterNameTypeQuantityRemainingReported stock balance
Q4 2019Renaissance Technologies LLCBuy73,791242,177$1,736
Q3 2019Oaktree Capital ManagementBuy165,0001,208,000$10,257
Q3 2019Renaissance Technologies LLCBuy115,255168,386$1,430
Q2 2019Oaktree Capital ManagementBuy354,0001,043,000$15,082
Q2 2019Renaissance Technologies LLCBuy31,01053,131$768
Q1 2019Oaktree Capital ManagementBuy186,000689,000$9,066
Q4 2018Oaktree Capital ManagementBuy183,000503,000$7,545
Q3 2018Oaktree Capital ManagementSell-227,476320,000$4,647
Q3 2018Renaissance Technologies LLCSell-141,80422,121$321
Q1 2018Renaissance Technologies LLCSell-91,975163,925$3,334
Q4 2017Renaissance Technologies LLCSell-61,000255,900$5,689
Q3 2017Renaissance Technologies LLCSell-17,400316,900$6,436
Q2 2017Renaissance Technologies LLCSell-49,778334,300$5,553
Q1 2017Renaissance Technologies LLCSell-179,910384,078$5,462
Q4 2016Renaissance Technologies LLCSell-53,012563,988$5,087
Q3 2016Renaissance Technologies LLCSell-115,900617,000$4,214
Q2 2016Renaissance Technologies LLCSell-95,970732,900$4,947
Q1 2016Renaissance Technologies LLCSell-209,430828,870$4,841
Q4 2015Renaissance Technologies LLCSell-82,5001,038,300$6,323
Q2 2014Oaktree Capital ManagementBuy547,476547,476$1,511
Q2 2014Renaissance Technologies LLCSell-57,6521,120,800$3,093
Q1 2014Renaissance Technologies LLCBuy70,6451,178,452$2,828
Q4 2013Renaissance Technologies LLCBuy262,8011,107,807$2,404
Q3 2013Renaissance Technologies LLCBuy192,906845,006$1,859
Q2 2013Renaissance Technologies LLCBuy652,100652,100$1,148

Frequently asked questions about TGS activity

  • Which institutional owners are buying TGS?

    Institutional owners buying TGS include investors who have either initiated new positions or increased their existing holdings based on recent SEC 13F filings. The activity table above highlights which funds added shares in the latest reporting periods and how their positions changed over time.

  • What does "buy" mean in TGS activity?

    "Buy" means an investor increased their reported position in TGS compared to the prior reporting period. This reflects growing exposure to TGS rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).

  • Is institutional interest in TGS increasing?

    Institutional interest in TGS can be assessed by comparing the number of tracked funds adding or increasing positions versus those trimming or exiting across the periods shown. A higher number of additions typically signals increasing participation among large filers, but it should be read alongside position sizes and the full table.