Jane Street’s Hydrofarm Holdings HYFM Stock Holding History

Jane Street’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
2022 Q3	–	Sell	-1,560	Closed	-$54K	–	10009
2022 Q2	$54K	Sell	1,560 -3,920	-72%	-$319K	﹤0.01%	8905
2022 Q1	$830K	Sell	5,480 -3,820	-41%	-$713K	﹤0.01%	6509
2021 Q4	$2.63M	Sell	9,300 -28,790	-76%	-$9.77M	﹤0.01%	3938
2021 Q3	$14.4M	Buy	38,090 +7,780	+26%	+$3.78M	0.01%	1386
2021 Q2	$17.9M	Buy	30,310 +28,720	+1,806%	+$16.9M	0.01%	1168
2021 Q1	$959K	Buy	+1,590	New	+$1.12M	﹤0.01%	5531

Other funds holding HYFM

Renaissance Technologies New York $72.6B AUM 54.88% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

PCM

Prentice Capital Management Greenwich, Connecticut $52.9M AUM 2.04% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Vanguard Fiduciary Trust Malvern, Pennsylvania $454B AUM

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

XTX Topco George Town, Cayman Islands $7.72B AUM 32.88% 1-Year Est. Return

TRCT

Tower Research Capital (TRC) New York $4.08B AUM 58.77% 1-Year Est. Return

JFA

JNBA Financial Advisors Bloomington, Minnesota $1.32B AUM 24.95% 1-Year Est. Return

Jane Street's HYFM Position: Q1 2026 in Review

Jane Street sold out of Hydrofarm Holdings (HYFM) in Q1 2026, closing a stake of 22,716 shares — an estimated $34.3K sold.

Jane Street first reported a position in HYFM in Q4 2020 and held it in 15 quarters. The position peaked at $4.44M in Q2 2021. 21 funds tracked by Wall St. Rank hold HYFM as of Q1 2026.

Jane Street reported no remaining Hydrofarm Holdings position as of Q1 2026 after selling out during the quarter.
Jane Street sold 22,716 Hydrofarm Holdings shares in Q1 2026, an estimated $34.3K.
Jane Street first reported a position in Hydrofarm Holdings in Q4 2020 and held it in 15 quarters.
Jane Street's Hydrofarm Holdings position peaked at $4.44M in Q2 2021.
21 funds tracked by Wall St. Rank held Hydrofarm Holdings as of Q1 2026.

Based on Jane Street's 13F filing for Q1 2026, filed 12 May 2026.