William Blair & Company’s TSMC TSM Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$46.6M Buy
137,755
+16,426
+14% +$5.65M 0.13% 150
2025
Q4
$36.9M Buy
121,329
+25,281
+26% +$7.42M 0.1% 166
2025
Q3
$26.8M Sell
96,048
-1,154
-1% -$282K 0.07% 198
2025
Q2
$22M Buy
97,202
+3,191
+3% +$591K 0.06% 216
2025
Q1
$15.6M Buy
94,011
+2,415
+3% +$469K 0.05% 248
2024
Q4
$18.1M Buy
91,596
+4,857
+6% +$940K 0.05% 238
2024
Q3
$15.1M Buy
86,739
+7,112
+9% +$1.21M 0.04% 276
2024
Q2
$13.8M Buy
79,627
+15,522
+24% +$2.35M 0.04% 280
2024
Q1
$8.72M Buy
64,105
+3,262
+5% +$405K 0.03% 353
2023
Q4
$6.33M Buy
60,843
+882
+1% +$84.1K 0.02% 406
2023
Q3
$5.21M Sell
59,961
-1,090
-2% -$103K 0.02% 428
2023
Q2
$6.16M Buy
61,051
+8,666
+17% +$807K 0.02% 401
2023
Q1
$4.87M Buy
52,385
+2,470
+5% +$222K 0.02% 445
2022
Q4
$3.72M Sell
49,915
-5,497
-10% -$398K 0.02% 487
2022
Q3
$3.8M Sell
55,412
-19,602
-26% -$1.62M 0.02% 471
2022
Q2
$6.13M Sell
75,014
-36,495
-33% -$3.37M 0.03% 380
2022
Q1
$11.6M Sell
111,509
-11,019
-9% -$1.29M 0.04% 307
2021
Q4
$14.7M Buy
122,528
+6,353
+5% +$744K 0.05% 275
2021
Q3
$13M Buy
116,175
+5,044
+5% +$592K 0.04% 284
2021
Q2
$13.4M Buy
111,131
+769
+0.7% +$90.1K 0.05% 280
2021
Q1
$13.1M Buy
110,362
+13,062
+13% +$1.62M 0.05% 273
2020
Q4
$10.6M Sell
97,300
-7,452
-7% -$707K 0.04% 290
2020
Q3
$8.49M Buy
104,752
+10,493
+11% +$797K 0.04% 304
2020
Q2
$5.35M Buy
94,259
+9,519
+11% +$502K 0.03% 367
2020
Q1
$4.05M Sell
84,740
-1,288
-1% -$70.4K 0.03% 377
2019
Q4
$5M Buy
86,028
+21,527
+33% +$1.14M 0.03% 393
2019
Q3
$3M Buy
64,501
+109
+0.2% +$4.65K 0.02% 483
2019
Q2
$2.52M Buy
64,392
+6,589
+11% +$271K 0.01% 516
2019
Q1
$2.37M Buy
57,803
+2,350
+4% +$89.6K 0.01% 513
2018
Q4
$2.05M Sell
55,453
-79,721
-59% -$3.03M 0.01% 518
2018
Q3
$5.97M Buy
135,174
+40,553
+43% +$1.68M 0.04% 339
2018
Q2
$3.46M Sell
94,621
-29,728
-24% -$1.17M 0.02% 443
2018
Q1
$5.44M Buy
124,349
+8,559
+7% +$373K 0.04% 330
2017
Q4
$4.59M Buy
115,790
+12,422
+12% +$503K 0.03% 374
2017
Q3
$3.88M Sell
103,368
-4,978
-5% -$182K 0.03% 398
2017
Q2
$3.79M Sell
108,346
-2,208
-2% -$76.3K 0.03% 408
2017
Q1
$3.63M Buy
110,554
+5,996
+6% +$187K 0.03% 391
2016
Q4
$3.01M Sell
104,558
-7,352
-7% -$221K 0.03% 403
2016
Q3
$3.42M Sell
111,910
-5,203
-4% -$149K 0.03% 380
2016
Q2
$3.07M Buy
117,113
+20,882
+22% +$521K 0.03% 386
2016
Q1
$2.52M Buy
96,231
+62,059
+182% +$1.45M 0.02% 406
2015
Q4
$777K Sell
34,172
-334,204
-91% -$7.52M 0.01% 691
2015
Q3
$7.64M Sell
368,376
-9,619,303
-96% -$202M 0.07% 256
2015
Q2
$227M Sell
9,987,679
-2,873,896
-22% -$68.6M 0.34% 71
2015
Q1
$302M Sell
12,861,575
-1,279,526
-9% -$30.1M 0.46% 31
2014
Q4
$316M Buy
14,141,101
+2,914,156
+26% +$63.5M 0.51% 16
2014
Q3
$227M Sell
11,226,945
-9,415,164
-46% -$196M 0.39% 47
2014
Q2
$442M Buy
20,642,109
+2,238,976
+12% +$46.1M 0.72% 3
2014
Q1
$368M Buy
18,403,133
+2,916,626
+19% +$52.2M 0.61% 12
2013
Q4
$270M Sell
15,486,507
-2,296,458
-13% -$40.8M 0.45% 33
2013
Q3
$302M Sell
17,782,965
-5,961,324
-25% -$102M 0.54% 22
2013
Q2
$435M Buy
+23,744,289
New +$437M 0.86% 5

Other funds holding TSM

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

William Blair & Company increased its TSMC (TSM) stake by 14% in Q1 2026, buying an estimated $5.65M and bringing the position to 137,755 shares worth $46.6M. The position accounts for 0.13% of the portfolio, ranked #150.

William Blair & Company first reported a position in TSM in Q2 2013 and has held it in 52 quarters since. The position peaked at $442M in Q2 2014. 3,258 funds tracked by Wall St. Rank hold TSM as of Q1 2026.

  • William Blair & Company held 137,755 shares of TSMC worth $46.6M as of Q1 2026.
  • William Blair & Company bought 16,426 TSMC shares in Q1 2026, an estimated $5.65M.
  • TSMC made up 0.13% of William Blair & Company's portfolio in Q1 2026, its #150 holding.
  • William Blair & Company first reported a position in TSMC in Q2 2013 and has held it in 52 quarters since.
  • William Blair & Company's TSMC position peaked at $442M in Q2 2014.
  • 3,258 funds tracked by Wall St. Rank held TSMC as of Q1 2026.

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