$IDCC

$328.81 +$4.55 (1.4%) Close

$IDCC Overview Financial Statements SEC Filings Executives News Red Flags Capital Raising Ownership Insider Transactions Congressional Trades

Ownership

13F as of Q2 2026 · 25.8M shares outstanding

Who owns IDCC?

By type of holder

Institutions 100.0% Insiders 0.0% Everyone else 0.0%

Concentration Top 10 holders own 55.6%

BlackRock, Inc. 15.1% · Price T Rowe Associates Inc /MD/ 10.1%

Institutional ownership

100.0%

0 pts vs last qtr

Institutional holders

508

-65 vs last qtr

Net shares bought

+1.1M

by institutions in Q2 2026

New / sold out

51 / 116

positions opened vs closed

How is ownership changing?

Institutions, last 8 quarters

Biggest buyers in Q2 2026

Norges Bank NEW +344.3K
Price T Rowe Associates Inc /MD/ +341.9K

Biggest sellers in Q2 2026

Driehaus Capital Management LLC −227.9K
Millennium Management LLC −194.4K

Who is planning to sell?

Notices of proposed sale, last 12 months

$27M

42 notices from 12 people

Shares covered

82.2K

0.32% of the company

Arranged in advance

100%

of the value is under a 10b5-1 plan

Under a 10b5-1 plan No plan

Largest proposed sellers

Liren Chen Officer 10b5-1 $9.55M
Richard Brezski Officer 10b5-1 $6.81M

Every notice on Red Flags →

A Form 144 is notice of a planned sale, not the sale itself. What insiders actually sold is on Insider Transactions.

Is your stake being diluted?

Diluted share count, FY2016–FY2025

−2.0%

−0.23% a year

Each share's claim on the business

+2.1%

grew without buying or selling a share

Spent on buybacks vs paid in stock

$993M vs $241M

over 10 fiscal years

Diluted shares, split-adjusted

Buybacks Stock-based comp

How patient are the owners?

Institutional shares by how long they've been held

5+ years75% 3–5 years5% 1–3 years12% Under 1 year8%

Quarterly turnover

13.2%

of institutional shares changed hands

Top 10 managers, median time held

5 years

Super Investors

Investment managers reporting IDCC on Form 13F

Holder	Shares	% of company	Change vs last qtr	Held since	% of their book
B BlackRock, Inc.	3.9M	15.14%	+297.1K (+8.2%)	≤2021	0.0%
Shares held by quarter Peak holding4.3M (Q1'25) Change over 8 quarters−283.8K Share of the company15.140% BlackRock, Inc.'s full portfolio →
PT Price T Rowe Associates Inc /MD/	2.6M	10.13%	+341.9K (+15.0%)	≤2021	0.1%
Shares held by quarter Peak holding2.6M (Q2'26) Change over 8 quarters+2.6M Share of the company10.130% Price T Rowe Associates Inc /MD/'s full portfolio →

BlackRock, Inc.

3.9M

% of company

15.14%

Change vs last qtr

+297.1K (+8.2%)

Held since

≤2021

Price T Rowe Associates Inc /MD/

2.6M

% of company

10.13%

Change vs last qtr

+341.9K (+15.0%)

Held since

≤2021

28 more super investors behind a free account

See every manager holding InterDigital Inc, how their position has changed, and how long they've held it.

Institutional Funds

Mutual funds and ETFs reporting IDCC on Form N-PORT; together they hold 61.4% of the company

Fund	Position value	Shares	% of company	% of the fund	As of
IC iShares Core S&P Mid-Cap ETF iShares Trust	$250M	884.5K	3.43%	0.20%	June 30, 2026
VT Vanguard Total Stock Market Index Fund Vanguard Index Funds	$232M	819.5K	3.18%	0.01%	June 30, 2026

iShares Core S&P Mid-Cap ETF

iShares Trust

Position value

$250M

% of company

3.43%

% of the fund

0.20%

As of

June 30, 2026

Vanguard Total Stock Market Index Fund

Vanguard Index Funds

Position value

$232M

% of company

3.18%

% of the fund

0.01%

As of

June 30, 2026

23 more funds behind a free account

See every fund holding InterDigital Inc and how much of the fund the position is.

Insiders and 5%+ holders

From Forms 3/4/5 and Schedules 13D/G

Holder	Shares	% of company	Change vs last qtr	8 quarters	Held since	% of their book
CL Chen Lawrence Liren Insider	205.9K	0.80%	—	—	—	—
Insider holdings come from Form 3/4/5 filings, which are not quarterly. Share of the company0.800% Chen Lawrence Liren's insider activity →
BR Brezski Richard Insider	90.7K	0.35%	—	—	—	—
Insider holdings come from Form 3/4/5 filings, which are not quarterly. Share of the company0.350% Brezski Richard's insider activity →

Chen Lawrence Liren

Insider

205.9K

% of company

0.80%

Change vs last qtr

—

Held since

—

Brezski Richard

Insider

90.7K

% of company

0.35%

Change vs last qtr

—

Held since

—

11 more holders behind a free account

See every insider and 5%+ holder of InterDigital Inc.

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