Private Trust Company’s InterDigital IDCC Stock Holding History

Private Trust Company’s Portfolio IDCC Stock Details IDCC Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$4.25K	Hold	15	–	–	﹤0.01%	2333
2026 Q1	$4.53K	Hold	15	–	–	﹤0.01%	2218
2025 Q4	$4.78K	Sell	15 -24	-62%	-$8.48K	﹤0.01%	2175
2025 Q3	$13.5K	Buy	39 +34	+680%	+$9.24K	﹤0.01%	1796
2025 Q2	$1.12K	Sell	5 -9	-64%	-$1.91K	﹤0.01%	2355
2025 Q1	$2.9K	Buy	+14	New	+$2.82K	﹤0.01%	2195
2014 Q4	–	Sell	-1,000	Closed	-$40K	–	701
2014 Q3	$40K	Buy	+1,000	New	+$44K	0.01%	620

Other funds holding IDCC

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

T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Boston Partners Boston, Massachusetts $113B AUM 38.87% 1-Year Est. Return

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

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

T. Rowe Price Investment Management Baltimore, Maryland $153B AUM 38.14% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

Ameriprise Minneapolis, Minnesota $495B AUM 43.24% 1-Year Est. Return

Private Trust Company's IDCC Position: Q2 2026 in Review

Private Trust Company held its InterDigital (IDCC) position steady in Q2 2026 at 15 shares worth $4.25K. The position accounts for ﹤0.01% of the portfolio, ranked #2333.

Private Trust Company first reported a position in IDCC in Q3 2014 and has held it in 7 quarters since. The position peaked at $40K in Q3 2014. 510 funds tracked by Wall St. Rank hold IDCC as of Q2 2026.

Private Trust Company held 15 shares of InterDigital worth $4.25K as of Q2 2026.
Private Trust Company left its InterDigital share count unchanged in Q2 2026.
InterDigital made up ﹤0.01% of Private Trust Company's portfolio in Q2 2026, its #2333 holding.
Private Trust Company first reported a position in InterDigital in Q3 2014 and has held it in 7 quarters since.
Private Trust Company's InterDigital position peaked at $40K in Q3 2014.
510 funds tracked by Wall St. Rank held InterDigital as of Q2 2026.

Based on Private Trust Company's 13F filing for Q2 2026, filed 28 Jul 2026.