William Blair & Company
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William Blair & Company’s BP BP Stock Holding History

William Blair & Company’s Portfolio BP Stock Details BP Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2017
Q3 		– Sell
-34,403
Closed -$1.06M – 1377
2017
Q2 		$1.06M Buy
34,403
+1,720
+5% +$53.5K 0.01% 732
2017
Q1 		$984K Buy
32,683
+25,212
+337% +$766K 0.01% 714
2016
Q4 		$239K Sell
7,471
-34,721
-82% -$1.04M ﹤0.01% 1088
2016
Q3 		$1.25M Buy
+42,192
New +$1.22M 0.01% 595
2016
Q2 		– Sell
-3,565
Closed -$90K – 1231
2016
Q1 		$90K Hold
3,565
– – ﹤0.01% 1129
2015
Q4 		$93K Hold
3,565
– – ﹤0.01% 1152
2015
Q3 		$91K Buy
+3,565
New +$104K ﹤0.01% 1341

Other funds holding BP

Fisher Asset Management
Fisher Asset Management Camas, Washington $295B AUM 31.6% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
Acadian Asset Management
Acadian Asset Management Boston, Massachusetts $70.5B AUM 36% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Capital World Investors
Capital World Investors Los Angeles, California $733B AUM 35.63% 1-Year Est. Return
Arrowstreet Capital
Arrowstreet Capital Boston, Massachusetts $185B AUM 39.58% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Millennium Management
Millennium Management New York $240B AUM 35.51% 1-Year Est. Return

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

William Blair & Company reduced its BP (BP) stake by 48% in Q1 2026, selling an estimated $4.26M and leaving 120,032 shares worth $5.64M. The position accounts for 0.02% of the portfolio, ranked #480.

William Blair & Company first reported a position in BP in Q2 2013 and has held it in 52 quarters since. The position peaked at $15.8M in Q4 2017. 1,256 funds tracked by Wall St. Rank hold BP as of Q1 2026.

  • William Blair & Company held 120,032 shares of BP worth $5.64M as of Q1 2026.
  • William Blair & Company sold 108,616 BP shares in Q1 2026, an estimated $4.26M.
  • BP made up 0.02% of William Blair & Company's portfolio in Q1 2026, its #480 holding.
  • William Blair & Company first reported a position in BP in Q2 2013 and has held it in 52 quarters since.
  • William Blair & Company's BP position peaked at $15.8M in Q4 2017.
  • 1,256 funds tracked by Wall St. Rank held BP as of Q1 2026.

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