William Blair & Company
SHAK icon

William Blair & Company’s Shake Shack SHAK Stock Holding History

William Blair & Company’s Portfolio SHAK Stock Details SHAK Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2017
Q1 		– Sell
-1,000
Closed -$35K – 1501
2016
Q4 		$35K Buy
+1,000
New +$35.1K ﹤0.01% 1273

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VPM
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VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Wellington Management Group
Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return
Balyasny Asset Management
Balyasny Asset Management Chicago, Illinois $77.1B AUM 42.89% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
1WCM
12 West Capital Management New York $592M AUM 40.75% 1-Year Est. Return
GGHC
Gilder Gagnon Howe & Co New York $8.34B AUM 46.58% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return
ACM
Anomaly Capital Management New York $1.65B AUM 26.47% 1-Year Est. Return

William Blair & Company's SHAK Position: Q1 2026 in Review

William Blair & Company reduced its Shake Shack (SHAK) stake by 5.6% in Q1 2026, selling an estimated $531K and leaving 97,575 shares worth $8.63M. The position accounts for 0.02% of the portfolio, ranked #377.

William Blair & Company first reported a position in SHAK in Q3 2015 and has held it in 43 quarters since. The position peaked at $22.9M in Q1 2021. 371 funds tracked by Wall St. Rank hold SHAK as of Q1 2026.

  • William Blair & Company held 97,575 shares of Shake Shack worth $8.63M as of Q1 2026.
  • William Blair & Company sold 5,767 Shake Shack shares in Q1 2026, an estimated $531K.
  • Shake Shack made up 0.02% of William Blair & Company's portfolio in Q1 2026, its #377 holding.
  • William Blair & Company first reported a position in Shake Shack in Q3 2015 and has held it in 43 quarters since.
  • William Blair & Company's Shake Shack position peaked at $22.9M in Q1 2021.
  • 371 funds tracked by Wall St. Rank held Shake Shack as of Q1 2026.

Based on William Blair & Company's 13F filing for Q1 2026, filed 8 May 2026.