Yorktown Management & Research Company’s InterDigital IDCC Stock Holding History

Yorktown Management & Research 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	$411K	Hold	1,450	–	–	0.25%	154
2026 Q1	$438K	Hold	1,450	–	–	0.37%	97
2025 Q4	$462K	Hold	1,450	–	–	0.37%	102
2025 Q3	$501K	Hold	1,450	–	–	0.4%	90
2025 Q2	$325K	Hold	1,450	–	–	0.31%	155
2025 Q1	$300K	Buy	+1,450	New	+$292K	0.33%	150
2019 Q1	–	Sell	-12,500	Closed	-$830K	–	333
2018 Q4	$830K	Hold	12,500	–	–	0.28%	95
2018 Q3	$1M	Sell	12,500 -2,500	-17%	-$205K	0.29%	99
2018 Q2	$1.21M	Hold	15,000	–	–	0.35%	77
2018 Q1	$1.1M	Sell	15,000 -3,400	-18%	-$260K	0.33%	72
2017 Q4	$1.4M	Buy	18,400 +15,000	+441%	+$1.12M	0.4%	58
2017 Q3	$251K	Buy	+3,400	New	+$249K	0.07%	314

Other funds holding IDCC

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

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

Reinhart Partners Mequon, Wisconsin $4.38B AUM 55.55% 1-Year Est. Return

CAM

Congress Asset Management Boston, Massachusetts $16.3B AUM 42.69% 1-Year Est. Return

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

Emerald Advisers Leola, Pennsylvania $4.25B AUM 141.71% 1-Year Est. Return

Envestnet Asset Management Chicago, Illinois $424B AUM 22.96% 1-Year Est. Return

EMFAT

Emerald Mutual Fund Advisers Trust Leola, Pennsylvania $2.85B AUM 140.52% 1-Year Est. Return

Capital Management Glen Allen, Virginia $666M AUM 17.17% 1-Year Est. Return

Yorktown Management & Research Company's IDCC Position: Q2 2026 in Review

Yorktown Management & Research Company held its InterDigital (IDCC) position steady in Q2 2026 at 1,450 shares worth $411K. The position accounts for 0.25% of the portfolio, ranked #154.

Yorktown Management & Research Company first reported a position in IDCC in Q3 2017 and has held it in 12 quarters since. The position peaked at $1.4M in Q4 2017. 265 funds tracked by Wall St. Rank hold IDCC as of Q2 2026.

Yorktown Management & Research Company held 1,450 shares of InterDigital worth $411K as of Q2 2026.
Yorktown Management & Research Company left its InterDigital share count unchanged in Q2 2026.
InterDigital made up 0.25% of Yorktown Management & Research Company's portfolio in Q2 2026, its #154 holding.
Yorktown Management & Research Company first reported a position in InterDigital in Q3 2017 and has held it in 12 quarters since.
Yorktown Management & Research Company's InterDigital position peaked at $1.4M in Q4 2017.
265 funds tracked by Wall St. Rank held InterDigital as of Q2 2026.

Based on Yorktown Management & Research Company's 13F filing for Q2 2026, filed 23 Jul 2026.