William Blair & Company’s Mastercard MA Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Change in Stake | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2026
Q1 | $461M | Sell |
923,405
-31,783
| -3% | -$16.7M | 1.32% | 13 |
|
|
2025
Q4 | $545M | Sell |
955,188
-21,409
| -2% | -$12M | 1.46% | 11 |
|
|
2025
Q3 | $555M | Sell |
976,597
-30,726
| -3% | -$17.6M | 1.48% | 11 |
|
|
2025
Q2 | $566M | Sell |
1,007,323
-13,372
| -1% | -$7.4M | 1.57% | 8 |
|
|
2025
Q1 | $559M | Sell |
1,020,695
-18,996
| -2% | -$10.3M | 1.69% | 7 |
|
|
2024
Q4 | $547M | Sell |
1,039,691
-1,458
| -0.1% | -$755K | 1.59% | 8 |
|
|
2024
Q3 | $514M | Sell |
1,041,149
-5,593
| -0.5% | -$2.6M | 1.51% | 9 |
|
|
2024
Q2 | $462M | Buy |
1,046,742
+120
| +0% | +$54.7K | 1.42% | 12 |
|
|
2024
Q1 | $504M | Sell |
1,046,622
-143,030
| -12% | -$65.4M | 1.58% | 8 |
|
|
2023
Q4 | $507M | Sell |
1,189,652
-12,409
| -1% | -$4.99M | 1.73% | 7 |
|
|
2023
Q3 | $476M | Buy |
1,202,061
+2,144
| +0.2% | +$861K | 1.83% | 6 |
|
|
2023
Q2 | $472M | Sell |
1,199,917
-5,970
| -0.5% | -$2.24M | 1.73% | 7 |
|
|
2023
Q1 | $438M | Buy |
1,205,887
+4,646
| +0.4% | +$1.69M | 1.75% | 7 |
|
|
2022
Q4 | $418M | Sell |
1,201,241
-13,201
| -1% | -$4.35M | 1.82% | 8 |
|
|
2022
Q3 | $345M | Buy |
1,214,442
+6,084
| +0.5% | +$2.02M | 1.59% | 9 |
|
|
2022
Q2 | $381M | Sell |
1,208,358
-10,107
| -0.8% | -$3.48M | 1.69% | 9 |
|
|
2022
Q1 | $435M | Buy |
1,218,465
+15,186
| +1% | +$5.46M | 1.53% | 10 |
|
|
2021
Q4 | $432M | Sell |
1,203,279
-25,985
| -2% | -$8.99M | 1.36% | 11 |
|
|
2021
Q3 | $427M | Buy |
1,229,264
+33,662
| +3% | +$12.2M | 1.45% | 13 |
|
|
2021
Q2 | $437M | Buy |
1,195,602
+590
| +0% | +$219K | 1.51% | 12 |
|
|
2021
Q1 | $425M | Buy |
1,195,012
+8,900
| +0.8% | +$3.11M | 1.61% | 9 |
|
|
2020
Q4 | $423M | Buy |
1,186,112
+6,445
| +0.5% | +$2.14M | 1.55% | 8 |
|
|
2020
Q3 | $399M | Sell |
1,179,667
-15,259
| -1% | -$4.96M | 1.69% | 10 |
|
|
2020
Q2 | $353M | Buy |
1,194,926
+52,307
| +5% | +$14.7M | 1.68% | 9 |
|
|
2020
Q1 | $276M | Sell |
1,142,619
-66,636
| -6% | -$19.8M | 1.73% | 8 |
|
|
2019
Q4 | $361M | Buy |
1,209,255
+53,871
| +5% | +$15.2M | 1.86% | 6 |
|
|
2019
Q3 | $314M | Sell |
1,155,384
-19,554
| -2% | -$5.39M | 1.81% | 6 |
|
|
2019
Q2 | $311M | Buy |
1,174,938
+35,478
| +3% | +$8.88M | 1.78% | 7 |
|
|
2019
Q1 | $268M | Buy |
1,139,460
+29,886
| +3% | +$6.43M | 1.64% | 7 |
|
|
2018
Q4 | $209M | Sell |
1,109,574
-10,676
| -1% | -$2.12M | 1.53% | 8 |
|
|
2018
Q3 | $249M | Sell |
1,120,250
-17,307
| -2% | -$3.61M | 1.53% | 7 |
|
|
2018
Q2 | $224M | Sell |
1,137,557
-12,882
| -1% | -$2.42M | 1.52% | 7 |
|
|
2018
Q1 | $202M | Sell |
1,150,439
-117,966
| -9% | -$20.2M | 1.43% | 10 |
|
|
2017
Q4 | $192M | Buy |
1,268,405
+33,375
| +3% | +$4.96M | 1.3% | 10 |
|
|
2017
Q3 | $174M | Sell |
1,235,030
-6,359
| -0.5% | -$841K | 1.31% | 8 |
|
|
2017
Q2 | $151M | Sell |
1,241,389
-1,797
| -0.1% | -$213K | 1.13% | 11 |
|
|
2017
Q1 | $139M | Buy |
1,243,186
+2,607
| +0.2% | +$286K | 1.12% | 11 |
|
|
2016
Q4 | $128M | Buy |
1,240,579
+8,699
| +0.7% | +$901K | 1.15% | 9 |
|
|
2016
Q3 | $125M | Buy |
1,231,880
+29,502
| +2% | +$2.83M | 1.11% | 10 |
|
|
2016
Q2 | $106M | Buy |
1,202,378
+2,163
| +0.2% | +$207K | 0.99% | 14 |
|
|
2016
Q1 | $113M | Sell |
1,200,215
-48,352
| -4% | -$4.28M | 1.07% | 14 |
|
|
2015
Q4 | $122M | Sell |
1,248,567
-381,557
| -23% | -$37.4M | 1.14% | 12 |
|
|
2015
Q3 | $147M | Sell |
1,630,124
-2,612,132
| -62% | -$245M | 1.27% | 10 |
|
|
2015
Q2 | $397M | Buy |
4,242,256
+222,940
| +6% | +$20.5M | 0.59% | 9 |
|
|
2015
Q1 | $347M | Sell |
4,019,316
-33,854
| -0.8% | -$2.94M | 0.53% | 14 |
|
|
2014
Q4 | $349M | Buy |
4,053,170
+445,063
| +12% | +$36.3M | 0.56% | 7 |
|
|
2014
Q3 | $267M | Buy |
3,608,107
+89,888
| +3% | +$6.85M | 0.46% | 29 |
|
|
2014
Q2 | $258M | Sell |
3,518,219
-61,446
| -2% | -$4.56M | 0.42% | 38 |
|
|
2014
Q1 | $267M | Buy |
3,579,665
+232,645
| +7% | +$18.2M | 0.44% | 34 |
|
|
2013
Q4 | $280M | Sell |
3,347,020
-504,530
| -13% | -$37.5M | 0.46% | 30 |
|
|
2013
Q3 | $259M | Sell |
3,851,550
-47,950
| -1% | -$3.01M | 0.46% | 34 |
|
|
2013
Q2 | $224M | Buy |
+3,899,500
| New | +$217M | 0.44% | 43 |
|
Other funds holding MA
VCM
VPM
William Blair & Company's MA Position: Q1 2026 in Review
William Blair & Company reduced its Mastercard (MA) stake by 3.3% in Q1 2026, selling an estimated $16.7M and leaving 923,405 shares worth $461M. The position accounts for 1.32% of the portfolio, ranked #13.
William Blair & Company first reported a position in MA in Q2 2013 and has held it in 52 quarters since. The position peaked at $566M in Q2 2025. 3,600 funds tracked by Wall St. Rank hold MA as of Q1 2026.
- William Blair & Company held 923,405 shares of Mastercard worth $461M as of Q1 2026.
- William Blair & Company sold 31,783 Mastercard shares in Q1 2026, an estimated $16.7M.
- Mastercard made up 1.32% of William Blair & Company's portfolio in Q1 2026, its #13 holding.
- William Blair & Company first reported a position in Mastercard in Q2 2013 and has held it in 52 quarters since.
- William Blair & Company's Mastercard position peaked at $566M in Q2 2025.
- 3,600 funds tracked by Wall St. Rank held Mastercard as of Q1 2026.
Based on William Blair & Company's 13F filing for Q1 2026, filed 8 May 2026.