Cohen Klingenstein’s InterDigital IDCC Stock Holding History

Cohen Klingenstein’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	$601K	Hold	2,122	–	–	0.02%	181
2026 Q1	$641K	Hold	2,122	–	–	0.02%	180
2025 Q4	$676K	Hold	2,122	–	–	0.02%	173
2025 Q3	$733K	Hold	2,122	–	–	0.02%	171
2025 Q2	$476K	Hold	2,122	–	–	0.02%	184
2025 Q1	$439K	Hold	2,122	–	–	0.02%	189
2024 Q4	$411K	Hold	2,122	–	–	0.01%	193
2024 Q3	$301K	Hold	2,122	–	–	0.01%	212
2024 Q2	$247K	Hold	2,122	–	–	0.01%	220
2024 Q1	$226K	Hold	2,122	–	–	0.01%	218
2023 Q4	$230K	Buy	+2,122	New	+$196K	0.01%	218
2023 Q3	–	Sell	-3,351	Closed	-$324K	–	222
2023 Q2	$324K	Hold	3,351	–	–	0.01%	206
2023 Q1	$244K	Buy	+3,351	New	+$233K	0.01%	214
2022 Q3	–	Sell	-3,551	Closed	-$216K	–	228
2022 Q2	$216K	Hold	3,551	–	–	0.01%	220
2022 Q1	$227K	Hold	3,551	–	–	0.01%	225
2021 Q4	$254K	Sell	3,551 -1,132	-24%	-$78.9K	0.01%	222
2021 Q3	$318K	Sell	4,683 -1,850	-28%	-$128K	0.01%	232
2021 Q2	$477K	Hold	6,533	–	–	0.02%	214
2021 Q1	$415K	Hold	6,533	–	–	0.02%	219
2020 Q4	$396K	Sell	6,533 -887	-12%	-$53.1K	0.02%	219
2020 Q3	$423K	Hold	7,420	–	–	0.02%	212
2020 Q2	$420K	Hold	7,420	–	–	0.03%	210
2020 Q1	$331K	Hold	7,420	–	–	0.02%	208
2019 Q4	$404K	Hold	7,420	–	–	0.02%	216
2019 Q3	$389K	Hold	7,420	–	–	0.02%	217
2019 Q2	$478K	Hold	7,420	–	–	0.03%	179
2019 Q1	$490K	Hold	7,420	–	–	0.03%	153
2018 Q4	$493K	Hold	7,420	–	–	0.07%	124
2018 Q3	$594K	Hold	7,420	–	–	0.08%	124
2018 Q2	$600K	Hold	7,420	–	–	0.08%	120
2018 Q1	$546K	Hold	7,420	–	–	0.08%	124
2017 Q4	$565K	Hold	7,420	–	–	0.08%	125
2017 Q3	$547K	Hold	7,420	–	–	0.08%	122
2017 Q2	$574K	Hold	7,420	–	–	0.09%	118
2017 Q1	$640K	Hold	7,420	–	–	0.1%	112
2016 Q4	$678K	Hold	7,420	–	–	0.12%	110
2016 Q3	$588K	Hold	7,420	–	–	0.1%	111
2016 Q2	$413K	Hold	7,420	–	–	0.08%	131
2016 Q1	$413K	Sell	7,420 -605	-8%	-$29.2K	0.08%	134
2015 Q4	$394K	Hold	8,025	–	–	0.07%	134
2015 Q3	$406K	Hold	8,025	–	–	0.08%	128
2015 Q2	$457K	Hold	8,025	–	–	0.08%	130
2015 Q1	$407K	Buy	8,025 +390	+5%	+$20.2K	0.07%	133
2014 Q4	$404K	Sell	7,635 -2,973	-28%	-$143K	0.08%	137
2014 Q3	$422K	Hold	10,608	–	–	0.07%	131
2014 Q2	$507K	Hold	10,608	–	–	0.1%	122
2014 Q1	$351K	Hold	10,608	–	–	0.07%	141
2013 Q4	$313K	Sell	10,608 -208	-2%	-$7.05K	0.06%	144
2013 Q3	$404K	Hold	10,816	–	–	0.09%	129
2013 Q2	$483K	Buy	+10,816	New	+$485K	0.11%	111

Other funds holding IDCC

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

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

ALPS Advisors Denver, Colorado $21.3B AUM 23.41% 1-Year Est. Return

Vest Financial Mclean, Virginia $9.52B AUM 31.6% 1-Year Est. Return

ETC

Exchange Traded Concepts Oklahoma City, Oklahoma $21.9B AUM 68.6% 1-Year Est. Return

Retirement Systems of Alabama Montgomery, Alabama $33.2B AUM 38.15% 1-Year Est. Return

Strid Group Newtown Square, Pennsylvania $901M AUM 21.04% 1-Year Est. Return

AssetMark Inc Concord, California $58.2B AUM 22.78% 1-Year Est. Return

New York State Teachers Retirement System (NYSTRS) Albany, New York $54.2B AUM 43.77% 1-Year Est. Return

Cohen Klingenstein's IDCC Position: Q2 2026 in Review

Cohen Klingenstein held its InterDigital (IDCC) position steady in Q2 2026 at 2,122 shares worth $601K. The position accounts for 0.02% of the portfolio, ranked #181.

Cohen Klingenstein first reported a position in IDCC in Q2 2013 and has held it in 50 quarters since. The position peaked at $733K in Q3 2025. 157 funds tracked by Wall St. Rank hold IDCC as of Q2 2026.

Cohen Klingenstein held 2,122 shares of InterDigital worth $601K as of Q2 2026.
Cohen Klingenstein left its InterDigital share count unchanged in Q2 2026.
InterDigital made up 0.02% of Cohen Klingenstein's portfolio in Q2 2026, its #181 holding.
Cohen Klingenstein first reported a position in InterDigital in Q2 2013 and has held it in 50 quarters since.
Cohen Klingenstein's InterDigital position peaked at $733K in Q3 2025.
157 funds tracked by Wall St. Rank held InterDigital as of Q2 2026.

Based on Cohen Klingenstein's 13F filing for Q2 2026, filed 15 Jul 2026.