Stock Ownership/HYFM

HYDROFARM HLDGS GROUP INC (HYFM): Ownership & Insider Activity

Hedge funds and institutional managers reporting a position in HYFM · Industrials. Based on the most recent 13F filing from each holder, sourced from SEC EDGAR.

Reported Holders
2
13F filers
Aggregate Value
$80K
Across holders
Last Price
$0.96
2026-10-08
Sector
Industrials
GICS
Quarterly fund activity1 increased1 reduced0 exited
Institutional Holders of HYFM
↗
2 holders
Manager⇅Type⇅Shares⇅Market Value▼% of Total⇅% of Portfolio⇅Action⇅QoQ Change⇅Quarter⇅
RENAISSANCE TECHNOLOGIES LLC
CIK 0001037389
Hedge Fund70K$60K74.6%0.0%Reduced$-2KQ2 2026
CITADEL ADVISORS LLC
CIK 0001423053
Hedge Fund24K$20K25.4%0.0%Added—Q2 2026
RENAISSANCE TECHNOLOGIES LLCReduced
Hedge Fund
$60K· 74.6% of total· 0.0% port· 70K sh· $-2K QoQ· Q2 2026
CITADEL ADVISORS LLCAdded
Hedge Fund
$20K· 25.4% of total· 0.0% port· 24K sh· — QoQ· Q2 2026
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