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 Q2	$3.94M	Buy	91,500 +51,000	+126%	+$2.06M	﹤0.01%	4069
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

BAMCO Inc New York $66.6B AUM 7.35% 1-Year Est. Return

T. Rowe Price Investment Management Baltimore, Maryland $153B AUM 38.14% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

Massachusetts Financial Services Boston, Massachusetts $315B AUM 27.84% 1-Year Est. Return

William Blair Investment Management Chicago, Illinois $33.3B AUM 44.76% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return

Norges Bank Oslo, Norway $1T AUM

Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return

Jane Street's BIRK Position: Q2 2026 in Review

Jane Street reduced its Birkenstock (BIRK) stake by 55% in Q2 2026, selling an estimated $3.68M and leaving 75,678 shares worth $3.26M. The position accounts for ﹤0.01% of the portfolio, ranked #4372.

Jane Street first reported a position in BIRK in Q4 2023 and has held it in 11 quarters since. The position peaked at $17.5M in Q2 2024. 235 funds tracked by Wall St. Rank hold BIRK as of Q2 2026.

Jane Street held 75,678 shares of Birkenstock worth $3.26M as of Q2 2026.
Jane Street sold 90,958 Birkenstock shares in Q2 2026, an estimated $3.68M.
Birkenstock made up ﹤0.01% of Jane Street's portfolio in Q2 2026, its #4372 holding.
Jane Street first reported a position in Birkenstock in Q4 2023 and has held it in 11 quarters since.
Jane Street's Birkenstock position peaked at $17.5M in Q2 2024.
235 funds tracked by Wall St. Rank held Birkenstock as of Q2 2026.

Based on Jane Street's 13F filing for Q2 2026, filed 14 Aug 2026.