Citadel Advisors
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Citadel Advisors’s Hydrofarm Holdings HYFM Stock Holding History

Citadel Advisors’s Portfolio HYFM Stock Details HYFM Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q1 		– Sell
-50
Closed -$290 – 14946
2024
Q4 		$290 Buy
+50
New +$327 ﹤0.01% 14353
2024
Q1 		– Sell
-290
Closed -$2.66K – 14949
2023
Q4 		$2.66K Sell
290
-440
-60% -$4.24K ﹤0.01% 13672
2023
Q3 		$8.91K Buy
730
+120
+20% +$1.34K ﹤0.01% 13156
2023
Q2 		$4.77K Sell
610
-340
-36% -$4.06K ﹤0.01% 13569
2023
Q1 		$16.4K Sell
950
-2,400
-72% -$42.5K ﹤0.01% 13203
2022
Q4 		$51.9K Sell
3,350
-2,020
-38% -$46.2K ﹤0.01% 12087
2022
Q3 		$104K Sell
5,370
-460
-8% -$14.8K ﹤0.01% 11053
2022
Q2 		$203K Sell
5,830
-5,780
-50% -$470K ﹤0.01% 10660
2022
Q1 		$1.76M Sell
11,610
-22,030
-65% -$4.11M ﹤0.01% 6376
2021
Q4 		$9.52M Buy
33,640
+4,210
+14% +$1.43M ﹤0.01% 3158
2021
Q3 		$11.1M Buy
29,430
+21,400
+267% +$10.4M ﹤0.01% 2897
2021
Q2 		$4.75M Buy
8,030
+3,660
+84% +$2.15M ﹤0.01% 4559
2021
Q1 		$2.64M Buy
+4,370
New +$3.07M ﹤0.01% 5748

Other funds holding HYFM

Renaissance Technologies
Renaissance Technologies New York $72.6B AUM 54.88% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Vanguard Fiduciary Trust
Vanguard Fiduciary Trust Malvern, Pennsylvania $454B AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
PCM
Prentice Capital Management Greenwich, Connecticut $52.9M AUM 2.04% 1-Year Est. Return
VF
Virtu Financial New York $3.18B AUM 65.92% 1-Year Est. Return
CIA
Compass Ion Advisors Conshohocken, Pennsylvania $1.16B AUM 17.72% 1-Year Est. Return
Susquehanna International Group
Susquehanna International Group Bala Cynwyd, Pennsylvania $1.28T AUM 58.89% 1-Year Est. Return

Citadel Advisors's HYFM Position: Q2 2026 in Review

Citadel Advisors opened a new position in Hydrofarm Holdings (HYFM) in Q2 2026: 23,985 shares worth $20.4K. The stake represents ﹤0.01% of the portfolio and ranks #13402 among its holdings. This is a return to the name: Citadel Advisors previously reported a position in HYFM as recently as Q3 2025.

Citadel Advisors first reported a position in HYFM in Q4 2020 and has held it in 11 quarters since. The position peaked at $16.9M in Q2 2021. 23 funds tracked by Wall St. Rank hold HYFM as of Q2 2026.

  • Citadel Advisors held 23,985 shares of Hydrofarm Holdings worth $20.4K as of Q2 2026.
  • Hydrofarm Holdings was a new Citadel Advisors position in Q2 2026.
  • Hydrofarm Holdings made up ﹤0.01% of Citadel Advisors's portfolio in Q2 2026, its #13402 holding.
  • Citadel Advisors first reported a position in Hydrofarm Holdings in Q4 2020 and has held it in 11 quarters since.
  • Citadel Advisors's Hydrofarm Holdings position peaked at $16.9M in Q2 2021.
  • 23 funds tracked by Wall St. Rank held Hydrofarm Holdings as of Q2 2026.

Based on Citadel Advisors's 13F filing for Q2 2026, filed 14 Aug 2026.