Jane Street’s Birkenstock BIRK Stock Holding History

Jane Street’s Portfolio BIRK Stock Details BIRK Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$1.45M	Sell	40,500 -5,000	-11%	-$195K	﹤0.01%	5710
2025 Q4	$1.86M	Sell	45,500 -15,700	-26%	-$665K	﹤0.01%	4949
2025 Q3	$2.77M	Buy	61,200 +33,400	+120%	+$1.63M	﹤0.01%	4361
2025 Q2	$1.37M	Sell	27,800 -28,000	-50%	-$1.44M	﹤0.01%	5053
2025 Q1	$2.56M	Buy	55,800 +16,500	+42%	+$869K	﹤0.01%	3966
2024 Q4	$2.23M	Sell	39,300 -608,400	-94%	-$30.9M	﹤0.01%	3926
2024 Q3	$31.9M	Buy	647,700 +550,900	+569%	+$30M	0.01%	937
2024 Q2	$5.27M	Buy	96,800 +63,200	+188%	+$3.13M	﹤0.01%	2898
2024 Q1	$1.59M	Buy	33,600 +17,400	+107%	+$831K	﹤0.01%	4550
2023 Q4	$789K	Buy	+16,200	New	+$701K	﹤0.01%	5997

Other funds holding BIRK

CMC

Catterton Management Company Greenwich, Connecticut $4.33B AUM 14.37% 1-Year Est. Return

T. Rowe Price Investment Management Baltimore, Maryland $145B AUM 22.78% 1-Year Est. Return

BAMCO Inc New York $33.1B AUM 11.16% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return

Massachusetts Financial Services Boston, Massachusetts $298B AUM 21.96% 1-Year Est. Return

William Blair Investment Management Chicago, Illinois $30.3B AUM 33.75% 1-Year Est. Return

Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

Westfield Capital Management Boston, Massachusetts $23.8B AUM 49.45% 1-Year Est. Return

UBS Group Zurich, Switzerland $666B AUM 30.12% 1-Year Est. Return

Jane Street's BIRK Position: Q1 2026 in Review

Jane Street increased its Birkenstock (BIRK) stake by 76% in Q1 2026, buying an estimated $2.81M and bringing the position to 166,636 shares worth $5.97M. The position accounts for ﹤0.01% of the portfolio, ranked #3252.

Jane Street first reported a position in BIRK in Q4 2023 and has held it in 10 quarters since. The position peaked at $17.5M in Q2 2024. 228 funds tracked by Wall St. Rank hold BIRK as of Q1 2026.

Jane Street held 166,636 shares of Birkenstock worth $5.97M as of Q1 2026.
Jane Street bought 72,015 Birkenstock shares in Q1 2026, an estimated $2.81M.
Birkenstock made up ﹤0.01% of Jane Street's portfolio in Q1 2026, its #3252 holding.
Jane Street first reported a position in Birkenstock in Q4 2023 and has held it in 10 quarters since.
Jane Street's Birkenstock position peaked at $17.5M in Q2 2024.
228 funds tracked by Wall St. Rank held Birkenstock as of Q1 2026.

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