SJW GROUP (SJW) Stock Institutional Trading Activity


SJW GROUP (SJW) position changes reported by tracked institutional filers across multiple SEC 13F reporting periods. Based on recent SEC 13F filings (Q4 2025), investors with some of the largest reported share count changes include Renaissance Technologies LLC. 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 2025Renaissance Technologies LLCSell-32,30084,000$4,115,160
Q3 2025Renaissance Technologies LLCBuy84,600116,300$5,663,810
Q2 2025Renaissance Technologies LLCSell-15,70031,700$1,647,449
Q1 2025Renaissance Technologies LLCSell-23,50047,400$2,592,306
Q4 2024Renaissance Technologies LLCSell-43,80070,900$3,489,698
Q3 2024Renaissance Technologies LLCSell-24,800114,700$6,665,217
Q2 2024Renaissance Technologies LLCSell-52,400139,500$7,563,690
Q1 2024Renaissance Technologies LLCSell-19,100191,900$10,860
Q4 2023Renaissance Technologies LLCSell-25,700211,000$13,789
Q3 2023Renaissance Technologies LLCSell-40,000236,700$14,228
Q2 2023Renaissance Technologies LLCSell-37,300276,700$19,399
Q1 2023Renaissance Technologies LLCSell-24,900314,000$23,905
Q4 2022Renaissance Technologies LLCSell-10,500338,900$27,515
Q3 2022Renaissance Technologies LLCSell-48,700349,400$20,125
Q2 2022Renaissance Technologies LLCSell-3,900398,100$24,845
Q1 2022Renaissance Technologies LLCSell-28,400402,000$27,971
Q4 2021Renaissance Technologies LLCSell-54,600430,400$31,505
Q3 2021Renaissance Technologies LLCBuy34,500485,000$32,039
Q2 2021Renaissance Technologies LLCSell-57,200450,500$28,517
Q1 2021Renaissance Technologies LLCSell-130,500507,700$31,980
Q4 2020Renaissance Technologies LLCSell-102,300638,200$44,266
Q3 2020Renaissance Technologies LLCSell-163,800740,500$45,067
Q2 2020Renaissance Technologies LLCSell-190,100904,300$56,166
Q1 2020Renaissance Technologies LLCBuy25,5001,094,400$63,223
Q4 2019Renaissance Technologies LLCBuy10,5001,068,900$75,956
Q3 2019Renaissance Technologies LLCBuy109,2001,058,400$72,278
Q2 2019Renaissance Technologies LLCBuy103,700949,200$57,683
Q1 2019Renaissance Technologies LLCBuy80,800845,500$52,201
Q4 2018Renaissance Technologies LLCBuy136,300764,700$42,533
Q3 2018Renaissance Technologies LLCBuy137,500628,400$38,427

Frequently asked questions about SJW activity

  • Which institutional owners are buying SJW?

    Institutional owners buying SJW 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 SJW activity?

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

  • Is institutional interest in SJW increasing?

    Institutional interest in SJW 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.