Hydrofarm Holdings
HYFM
23 hedge funds and large institutions have $270K invested in Hydrofarm Holdings in 2026 Q2 according to their latest regulatory filings, with 4 funds opening new positions, 3 increasing their positions, 4 reducing their positions, and 2 closing their positions.
100% more first-time investments, than exits
New positions opened: 4 | Existing positions closed: 2
10% more funds holding
Funds holding: 21 → 23 (+2)
0.15% less ownership
Funds ownership: 6.82% → 6.67% (-0.15%)
19% less capital invested
Capital invested by funds: $331K → $270K (-$61.8K)
25% less repeat investments, than reductions
Existing positions increased: 3 | Existing positions reduced: 4
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Citadel Advisors
Miami,
Florida
|
+$23.4K |
| 2 |
VF
Virtu Financial
New York
|
+$14.3K |
| 3 |
CIA
Compass Ion Advisors
Conshohocken,
Pennsylvania
|
+$10.5K |
| 4 |
Susquehanna International Group
Bala Cynwyd,
Pennsylvania
|
+$10.4K |
| 5 |
UBS Group
Zurich,
Switzerland
|
+$3.29K |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
PCM
Prentice Capital Management
Greenwich,
Connecticut
|
-$30K |
| 2 |
Geode Capital Management
Boston,
Massachusetts
|
-$28.2K |
| 3 |
XT
XTX Topco
George Town,
Cayman Islands
|
-$12K |
| 4 |
Renaissance Technologies
New York
|
-$1.76K |
| 5 |
BNP Paribas Financial Markets
Paris,
France
|
-$29 |
HYFM Hedge Fund Activity: Q2 2026 in Review
23 of the 8,305 institutional investors tracked by Wall St. Rank reported a position in Hydrofarm Holdings (HYFM) for Q2 2026, worth a combined $270K — down 19% from $331K a quarter earlier.
Buyers outnumbered sellers: 4 funds opened new HYFM positions and 2 closed out — a net gain of 2 holders — while 3 added to existing stakes and 4 trimmed.
The largest buyer was Citadel Advisors, opening a new position worth an estimated $23.4K. The largest seller was Prentice Capital Management, cutting an estimated $30K.
- 23 institutional investors held Hydrofarm Holdings (HYFM) as of Q2 2026, up from 21 in Q1 2026.
- Funds reported $270K of Hydrofarm Holdings stock for Q2 2026, down 19% quarter-over-quarter.
- 4 funds opened new Hydrofarm Holdings positions in Q2 2026 and 2 closed out, a net change of +2 holders.
- The largest Hydrofarm Holdings buyer in Q2 2026 was Citadel Advisors, an estimated $23.4K added.
- The largest Hydrofarm Holdings seller in Q2 2026 was Prentice Capital Management, an estimated $30K sold.
Based on aggregated 13F filings for Q2 2026.