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HYFM · Hydrofarm Holdings Group, Inc. · Holdings

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$0.97 -0.01 (-1.02%) At close · Sep 10
Market Cap
$4.67M
Shares
4.82M

Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.

Holders: 23
Total Value: $270,094
Total Shares: 317,773

Institutional Ownership Trend

23 quarters

Holder Concentration

Across 23 13F filers · Δ vs Mar 31, 2026
Top Holder
22.1%
Sep 2023 → Jun 2026 · range 15.2% – 30.6%
−0.1 pts
Top 5
68.7%
Sep 2023 → Jun 2026 · range 47.3% – 83.2%
−14.6 pts
Top 10
92.0%
Sep 2023 → Jun 2026 · range 70.1% – 99.1%
−6.8 pts
HHI
1,196
Sep 2023 → Jun 2026 · range 675 – 1,773
Broadly held−325

Quarterly Activity

vs Mar 31, 2026
New
4
Increased
3
Decreased
4
Sold Out
2
Unchanged
12
Holder count: +2
Institutional value: -18.5%
Shares held: -2.2%

Top Buyers

vs Mar 31, 2026
Institution Added Now Holds Open

Top Sellers

vs Mar 31, 2026
Institution Sold Now Holds Open

Top New Positions

vs Mar 31, 2026
Institution Acquired Value (USD) Open

Top Sold-Out Positions

vs Mar 31, 2026
Institution Previously Held Last Value (USD) Open
Showing 23 of 23
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Holder Value (USD) % of 13F Shares Open
Key facts CIK 1695295 CUSIP 44888K407 13F (30d) 17 filings 17 filers Visit website Investor relations