Jane Street’s Amesite AMST Stock Holding History

Jane Street’s Portfolio AMST Stock Details AMST Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q3	$25.4K	Buy	25,675 +12,915	+101%	+$13.5K	﹤0.01%	11218
2026 Q2	$17K	Buy	+12,760	New	+$17.3K	﹤0.01%	11244

Other funds holding AMST

Focus Partners Wealth Boston, Massachusetts $96.6B AUM 22.52% 1-Year Est. Return

State Street Boston, Massachusetts $3.44T AUM 36.12% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.76T AUM

BOAA

Bank of Ann Arbor Ann Arbor, Michigan $705M AUM

Geode Capital Management Boston, Massachusetts $1.92T AUM 36.1% 1-Year Est. Return

WAM

Warberg Asset Management Winnetka, Illinois $755M AUM 21.42% 1-Year Est. Return

Vanguard Fiduciary Trust Malvern, Pennsylvania $463B AUM

HRT Financial New York $57.2B AUM 52.85% 1-Year Est. Return

Osaic Holdings Scottsdale, Arizona $83.6B AUM 19.78% 1-Year Est. Return

UBS Group Zurich, Switzerland $765B AUM 28.39% 1-Year Est. Return

Jane Street's AMST Position: Q3 2026 in Review

Jane Street increased its Amesite (AMST) stake by 101% in Q3 2026, buying an estimated $13.5K and bringing the position to 25,675 shares worth $25.4K. The position accounts for ﹤0.01% of the portfolio, ranked #11218.

Jane Street first reported a position in AMST in Q2 2026 and has held it in 2 quarters since. 14 funds tracked by Wall St. Rank hold AMST as of Q3 2026.

Jane Street held 25,675 shares of Amesite worth $25.4K as of Q3 2026.
Jane Street bought 12,915 Amesite shares in Q3 2026, an estimated $13.5K.
Amesite made up ﹤0.01% of Jane Street's portfolio in Q3 2026, its #11218 holding.
Jane Street first reported a position in Amesite in Q2 2026 and has held it in 2 quarters since.
14 funds tracked by Wall St. Rank held Amesite as of Q3 2026.

Based on Jane Street's 13F filing for Q3 2026, filed 12 Nov 2026.