Jane Street’s Seer Inc SEER Stock Holding History

Jane Street’s Portfolio SEER Stock Details SEER Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2022 Q2	–	Sell	-11,000	Closed	-$168K	–	10740
2022 Q1	$168K	Buy	+11,000	New	+$170K	﹤0.01%	9148
2021 Q2	–	Sell	-48,300	Closed	-$2.42M	–	10330
2021 Q1	$2.42M	Buy	+48,300	New	+$2.83M	﹤0.01%	3664

Other funds holding SEER

SoftBank Group Tokyo, Japan $11.4B AUM 27.91% 1-Year Est. Return

Siren LLC Greenwich, Connecticut $3.61B AUM 203.3% 1-Year Est. Return

Acadian Asset Management Boston, Massachusetts $70.5B AUM 36% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

Renaissance Technologies New York $63.9B AUM 45.56% 1-Year Est. Return

AIIC

AJU IB Investment Company Seoul, South Korea $30.5M AUM 128.96% 1-Year Est. Return

NCNMGF

Nano-Cap New Millennium Growth Fund Staten Island, New York $107M AUM

Two Sigma Investments New York $124B AUM 33.93% 1-Year Est. Return

BCM

Bridgeway Capital Management Houston, Texas $4.97B AUM 44.96% 1-Year Est. Return

Jane Street's SEER Position: Q1 2026 in Review

Jane Street sold out of Seer Inc (SEER) in Q1 2026, closing a stake of 43,222 shares — an estimated $79.1K sold.

Jane Street first reported a position in SEER in Q1 2021 and held it in 18 quarters. The position peaked at $619K in Q1 2021. 58 funds tracked by Wall St. Rank hold SEER as of Q1 2026.

Jane Street reported no remaining Seer Inc position as of Q1 2026 after selling out during the quarter.
Jane Street sold 43,222 Seer Inc shares in Q1 2026, an estimated $79.1K.
Jane Street first reported a position in Seer Inc in Q1 2021 and held it in 18 quarters.
Jane Street's Seer Inc position peaked at $619K in Q1 2021.
58 funds tracked by Wall St. Rank held Seer Inc as of Q1 2026.

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