Aigen Investment Management’s Birkenstock BIRK Stock Holding History

Aigen Investment Management’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	$225K	Buy	+5,235	New	+$212K	0.06%	407
2025 Q3	–	Sell	-8,938	Closed	-$440K	–	800
2025 Q2	$440K	Buy	8,938 +2,685	+43%	+$138K	0.06%	425
2025 Q1	$287K	Sell	6,253 -608	-9%	-$32K	0.05%	513
2024 Q4	$389K	Sell	6,861 -4,440	-39%	-$225K	0.07%	406
2024 Q3	$557K	Buy	11,301 +2,986	+36%	+$162K	0.11%	288
2024 Q2	$452K	Buy	+8,315	New	+$412K	0.09%	341

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

Aigen Investment Management's BIRK Position: Q2 2026 in Review

Aigen Investment Management opened a new position in Birkenstock (BIRK) in Q2 2026: 5,235 shares worth $225K. The stake represents 0.06% of the portfolio and ranks #407 among its holdings. This is a return to the name: Aigen Investment Management previously reported a position in BIRK as recently as Q2 2025.

Aigen Investment Management first reported a position in BIRK in Q2 2024 and has held it in 6 quarters since. The position peaked at $557K in Q3 2024. 235 funds tracked by Wall St. Rank hold BIRK as of Q2 2026.

Aigen Investment Management held 5,235 shares of Birkenstock worth $225K as of Q2 2026.
Birkenstock was a new Aigen Investment Management position in Q2 2026.
Birkenstock made up 0.06% of Aigen Investment Management's portfolio in Q2 2026, its #407 holding.
Aigen Investment Management first reported a position in Birkenstock in Q2 2024 and has held it in 6 quarters since.
Aigen Investment Management's Birkenstock position peaked at $557K in Q3 2024.
235 funds tracked by Wall St. Rank held Birkenstock as of Q2 2026.

Based on Aigen Investment Management's 13F filing for Q2 2026, filed 14 Aug 2026.