Great Diamond Partners
MA icon

Great Diamond Partners’s Mastercard MA Stock Holding History

Great Diamond Partners’s Portfolio MA Stock Details MA Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q3 		$930K Buy
1,686
+64
+4% +$36K 0.16% 132
2026
Q2 		$833K Sell
1,622
-111
-6% -$55.3K 0.14% 135
2026
Q1 		$866K Sell
1,733
-53
-3% -$27.9K 0.17% 123
2025
Q4 		$1.02M Sell
1,786
-37
-2% -$20.7K 0.2% 112
2025
Q3 		$1.04M Sell
1,823
-62
-3% -$35.6K 0.2% 110
2025
Q2 		$1.06M Buy
1,885
+400
+27% +$221K 0.22% 102
2025
Q1 		$814K Sell
1,485
-220
-13% -$120K 0.22% 95
2024
Q4 		$898K Sell
1,705
-100
-6% -$51.8K 0.23% 91
2024
Q3 		$891K Sell
1,805
-375
-17% -$174K 0.23% 91
2024
Q2 		$962K Sell
2,180
-136
-6% -$62K 0.23% 93
2024
Q1 		$1.12M Buy
2,316
+33
+1% +$15.1K 0.26% 89
2023
Q4 		$974K Sell
2,283
-1
-0% -$402 0.24% 93
2023
Q3 		$904K Sell
2,284
-43
-2% -$17.3K 0.24% 91
2023
Q2 		$915K Buy
2,327
+62
+3% +$23.3K 0.24% 91
2023
Q1 		$823K Sell
2,265
-14
-0.6% -$5.08K 0.24% 93
2022
Q4 		$792K Sell
2,279
-183
-7% -$60.2K 0.24% 91
2022
Q3 		$700K Buy
2,462
+40
+2% +$13.3K 0.24% 91
2022
Q2 		$764K Buy
2,422
+97
+4% +$33.4K 0.25% 86
2022
Q1 		$830K Sell
2,325
-143
-6% -$51.4K 0.23% 94
2021
Q4 		$886K Buy
2,468
+43
+2% +$14.9K 0.23% 94
2021
Q3 		$843K Buy
2,425
+490
+25% +$178K 0.23% 91
2021
Q2 		$706K Buy
1,935
+64
+3% +$23.8K 0.2% 101
2021
Q1 		$666K Buy
1,871
+1
+0.1% +$349 0.2% 103
2020
Q4 		$667K Buy
1,870
+105
+6% +$34.9K 0.21% 86
2020
Q3 		$596K Buy
1,765
+26
+1% +$8.45K 0.22% 82
2020
Q2 		$514K Buy
1,739
+336
+24% +$94.7K 0.21% 80
2020
Q1 		$338K Buy
1,403
+155
+12% +$46.1K 0.17% 84
2019
Q4 		$372K Buy
+1,248
New +$352K 0.14% 91

Other funds holding MA

BlackRock
BlackRock New York $6.79T AUM 37.06% 1-Year Est. Return
Mastercard Foundation Asset Management (MFAM)
Mastercard Foundation Asset Management (MFAM) Toronto, Ontario, Canada $32.7B AUM 3.08% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.76T AUM
State Street
State Street Boston, Massachusetts $3.44T AUM 36.12% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.84T AUM 33.86% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.32T AUM 44.66% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.92T AUM 36.1% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.21T AUM
Morgan Stanley
Morgan Stanley New York $1.96T AUM 27.49% 1-Year Est. Return
Capital International Investors
Capital International Investors Los Angeles, California $483B AUM 27.72% 1-Year Est. Return

Great Diamond Partners's MA Position: Q3 2026 in Review

Great Diamond Partners increased its Mastercard (MA) stake by 3.9% in Q3 2026, buying an estimated $36K and bringing the position to 1,686 shares worth $930K. The position accounts for 0.16% of the portfolio, ranked #132.

Great Diamond Partners first reported a position in MA in Q4 2019 and has held it in 28 quarters since. The position peaked at $1.12M in Q1 2024. 3,228 funds tracked by Wall St. Rank hold MA as of Q3 2026.

  • Great Diamond Partners held 1,686 shares of Mastercard worth $930K as of Q3 2026.
  • Great Diamond Partners bought 64 Mastercard shares in Q3 2026, an estimated $36K.
  • Mastercard made up 0.16% of Great Diamond Partners's portfolio in Q3 2026, its #132 holding.
  • Great Diamond Partners first reported a position in Mastercard in Q4 2019 and has held it in 28 quarters since.
  • Great Diamond Partners's Mastercard position peaked at $1.12M in Q1 2024.
  • 3,228 funds tracked by Wall St. Rank held Mastercard as of Q3 2026.

Based on Great Diamond Partners's 13F filing for Q3 2026, filed 13 Oct 2026.