William Blair & Company
PTC icon

William Blair & Company’s PTC PTC Stock Holding History

William Blair & Company’s Portfolio PTC Stock Details PTC Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$406K Buy
2,851
+907
+47% +$143K ﹤0.01% 1219
2025
Q4 		$339K Sell
1,944
-82
-4% -$15.2K ﹤0.01% 1264
2025
Q3 		$411K Hold
2,026
– – ﹤0.01% 1186
2025
Q2 		$349K Sell
2,026
-516
-20% -$83.2K ﹤0.01% 1204
2025
Q1 		$394K Sell
2,542
-185
-7% -$31.8K ﹤0.01% 1154
2024
Q4 		$501K Buy
2,727
+159
+6% +$30.1K ﹤0.01% 1090
2024
Q3 		$464K Buy
2,568
+753
+41% +$132K ﹤0.01% 1140
2024
Q2 		$330K Sell
1,815
-493
-21% -$88.3K ﹤0.01% 1239
2024
Q1 		$436K Buy
2,308
+17
+0.7% +$3.06K ﹤0.01% 1121
2023
Q4 		$401K Buy
2,291
+58
+3% +$8.9K ﹤0.01% 1137
2023
Q3 		$316K Sell
2,233
-41
-2% -$5.86K ﹤0.01% 1205
2023
Q2 		$324K Buy
+2,274
New +$301K ﹤0.01% 1221
2022
Q2 		– Sell
-2,061
Closed -$222K – 1917
2022
Q1 		$222K Buy
+2,061
New +$232K ﹤0.01% 1481
2015
Q2 		– Sell
-307,390
Closed -$11.1M – 2231
2015
Q1 		$11.1M Buy
307,390
+6,776
+2% +$234K 0.02% 823
2014
Q4 		$11M Buy
300,614
+26,421
+10% +$978K 0.02% 820
2014
Q3 		$10.1M Sell
274,193
-114,549
-29% -$4.38M 0.02% 832
2014
Q2 		$15.1M Sell
388,742
-102,163
-21% -$3.68M 0.02% 687
2014
Q1 		$17.4M Buy
490,905
+68,354
+16% +$2.51M 0.03% 608
2013
Q4 		$15M Buy
422,551
+42,142
+11% +$1.29M 0.02% 650
2013
Q3 		$10.8M Buy
380,409
+11,710
+3% +$319K 0.02% 703
2013
Q2 		$9.04M Buy
+368,699
New +$8.85M 0.02% 758

Other funds holding PTC

T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $145B AUM 22.78% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Janus Henderson Group
Janus Henderson Group London, United Kingdom $209B AUM 37.72% 1-Year Est. Return
Pictet Asset Management
Pictet Asset Management Carouge, Switzerland $94.8B AUM 24.11% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return

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

William Blair & Company increased its PTC (PTC) stake by 47% in Q1 2026, buying an estimated $143K and bringing the position to 2,851 shares worth $406K. The position accounts for ﹤0.01% of the portfolio, ranked #1219.

William Blair & Company first reported a position in PTC in Q2 2013 and has held it in 21 quarters since. The position peaked at $17.4M in Q1 2014. 692 funds tracked by Wall St. Rank hold PTC as of Q1 2026.

  • William Blair & Company held 2,851 shares of PTC worth $406K as of Q1 2026.
  • William Blair & Company bought 907 PTC shares in Q1 2026, an estimated $143K.
  • PTC made up ﹤0.01% of William Blair & Company's portfolio in Q1 2026, its #1219 holding.
  • William Blair & Company first reported a position in PTC in Q2 2013 and has held it in 21 quarters since.
  • William Blair & Company's PTC position peaked at $17.4M in Q1 2014.
  • 692 funds tracked by Wall St. Rank held PTC as of Q1 2026.

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