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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
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 $3.61B AUM 21.02% 1-Year Est. Return
T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $145B AUM 22.78% 1-Year Est. Return
BAMCO Inc
BAMCO Inc New York $33.1B AUM 11.16% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return
Westfield Capital Management
Westfield Capital Management Boston, Massachusetts $23.8B AUM 49.45% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
AM
AGF Management Toronto, Ontario, Canada $22.3B AUM 46.42% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
Citadel Advisors
Citadel Advisors Miami, Florida $618B AUM 30.34% 1-Year Est. Return

Aigen Investment Management's BIRK Position: Q3 2025 in Review

Aigen Investment Management sold out of Birkenstock (BIRK) in Q3 2025, closing a stake of 8,938 shares — an estimated $440K sold.

Aigen Investment Management first reported a position in BIRK in Q2 2024 and held it in 5 quarters. The position peaked at $557K in Q3 2024. 257 funds tracked by Wall St. Rank hold BIRK as of Q3 2025.

  • Aigen Investment Management reported no remaining Birkenstock position as of Q3 2025 after selling out during the quarter.
  • Aigen Investment Management sold 8,938 Birkenstock shares in Q3 2025, an estimated $440K.
  • Aigen Investment Management first reported a position in Birkenstock in Q2 2024 and held it in 5 quarters.
  • Aigen Investment Management's Birkenstock position peaked at $557K in Q3 2024.
  • 257 funds tracked by Wall St. Rank held Birkenstock as of Q3 2025.

Based on Aigen Investment Management's 13F filing for Q3 2025, filed 14 Nov 2025.