Calamos Advisors’s PTC PTC Stock Holding History

Calamos Advisors’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 Q2	$6.96M	Sell	61,290 -1,138	-2%	-$154K	0.02%	501
2026 Q1	$8.9M	Hold	62,428	–	–	0.03%	432
2025 Q4	$10.9M	Sell	62,428 -2,533	-4%	-$471K	0.04%	373
2025 Q3	$13.2M	Hold	64,961	–	–	0.05%	356
2025 Q2	$11.2M	Hold	64,961	–	–	0.04%	381
2025 Q1	$10.1M	Buy	64,961 +723	+1%	+$124K	0.04%	389
2024 Q4	$11.8M	Hold	64,238	–	–	0.05%	364
2024 Q3	$11.6M	Sell	64,238 -4,759	-7%	-$836K	0.05%	375
2024 Q2	$12.5M	Sell	68,997 -4,507	-6%	-$807K	0.06%	351
2024 Q1	$13.9M	Sell	73,504 -69,846	-49%	-$12.6M	0.07%	326
2023 Q4	$25.1M	Sell	143,350 -927	-0.6%	-$142K	0.12%	218
2023 Q3	$20.4M	Sell	144,277 -28	-0%	-$4K	0.11%	239
2023 Q2	$20.5M	Buy	144,305 +71,498	+98%	+$9.47M	0.1%	258
2023 Q1	$9.34M	Buy	72,807 +68,257	+1,500%	+$8.68M	0.05%	467
2022 Q4	$546K	Buy	+4,550	New	+$544K	﹤0.01%	903
2017 Q1	–	Sell	-268,118	Closed	-$12.4M	–	650
2016 Q4	$12.4M	Buy	+268,118	New	+$12.5M	0.1%	237
2014 Q3	–	Sell	-8,930	Closed	-$346K	–	665
2014 Q2	$346K	Buy	+8,930	New	+$322K	﹤0.01%	624

Other funds holding PTC

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Pictet Asset Management Carouge, Switzerland $105B AUM 38.07% 1-Year Est. Return

Sumitomo Mitsui Trust Group Minato-Ku, Tokyo, Japan $175B AUM 40.63% 1-Year Est. Return

Robeco Institutional Asset Management Rotterdam, Netherlands $81.4B AUM 40.71% 1-Year Est. Return

Deutsche Bank Frankfurt Am Main Ge, Germany $344B AUM 42.99% 1-Year Est. Return

Bank of New York Mellon New York $609B AUM 40.19% 1-Year Est. Return

TD Asset Management Toronto, Ontario, Canada $115B AUM 41.58% 1-Year Est. Return

TEC

Tensor Edge Capital Weston, Massachusetts $1.51B AUM

SCM

SCS Capital Management Boston, Massachusetts $10.6B AUM 19.73% 1-Year Est. Return

Calamos Advisors's PTC Position: Q2 2026 in Review

Calamos Advisors reduced its PTC (PTC) stake by 1.8% in Q2 2026, selling an estimated $154K and leaving 61,290 shares worth $6.96M. The position accounts for 0.02% of the portfolio, ranked #501.

Calamos Advisors first reported a position in PTC in Q2 2014 and has held it in 17 quarters since. The position peaked at $25.1M in Q4 2023. 326 funds tracked by Wall St. Rank hold PTC as of Q2 2026.

Calamos Advisors held 61,290 shares of PTC worth $6.96M as of Q2 2026.
Calamos Advisors sold 1,138 PTC shares in Q2 2026, an estimated $154K.
PTC made up 0.02% of Calamos Advisors's portfolio in Q2 2026, its #501 holding.
Calamos Advisors first reported a position in PTC in Q2 2014 and has held it in 17 quarters since.
Calamos Advisors's PTC position peaked at $25.1M in Q4 2023.
326 funds tracked by Wall St. Rank held PTC as of Q2 2026.

Based on Calamos Advisors's 13F filing for Q2 2026, filed 31 Jul 2026.