William Blair & Company
MMM icon

William Blair & Company’s 3M MMM Stock Holding History

William Blair & Company’s Portfolio MMM Stock Details MMM Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2017
Q3 		– Sell
-239
Closed -$42K – 1453
2017
Q2 		$42K Buy
+239
New +$40K ﹤0.01% 1485

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William Blair & Company's MMM Position: Q2 2026 in Review

William Blair & Company increased its 3M (MMM) stake by 1.8% in Q2 2026, buying an estimated $214K and bringing the position to 80,162 shares worth $13M. The position accounts for 0.03% of the portfolio, ranked #327.

William Blair & Company first reported a position in MMM in Q2 2013 and has held it in 53 quarters since. The position peaked at $49.1M in Q4 2017. 2,238 funds tracked by Wall St. Rank hold MMM as of Q2 2026.

  • William Blair & Company held 80,162 shares of 3M worth $13M as of Q2 2026.
  • William Blair & Company bought 1,412 3M shares in Q2 2026, an estimated $214K.
  • 3M made up 0.03% of William Blair & Company's portfolio in Q2 2026, its #327 holding.
  • William Blair & Company first reported a position in 3M in Q2 2013 and has held it in 53 quarters since.
  • William Blair & Company's 3M position peaked at $49.1M in Q4 2017.
  • 2,238 funds tracked by Wall St. Rank held 3M as of Q2 2026.

Based on William Blair & Company's 13F filing for Q2 2026, filed 11 Aug 2026.