Comparable stake leader
BlackRock, Inc.
SEC ownership of InterDigital, Inc.
Top holders, 13D/G large-stake signals, insider positions, and transaction flow tied to CIK 0001405495.
Disclosed value leader
BlackRock, Inc.
Comparable rows
50/50
Latest evidence
05 May 2026
- Symbol
- IDCC on Nasdaq
- Ownership evidence mix
- 13F, 13D/G, and 3/4/5
- Largest current holder
- BlackRock, Inc.
- Latest large-stake holder
- BlackRock, Inc.
- Latest evidence date
- 05 May 2026
- CIK
- 0001405495
- Location
- Wilmington, DE
Ownership snapshot
2 facts
Issuer identity
2 facts
Ownership snapshot
Top shareholders of InterDigital, Inc. (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
BlackRock, Inc.
Disclosed value leader
BlackRock, Inc.
Comparable rows
50/50
Latest evidence
05 May 2026
13F
13D/G
3/4/5
Lead comparable stake: 13%
13D/G row: BlackRock, Inc.
Showing 1-8 of 50 holder rows.
Quick read
BlackRock, Inc. leads the comparable SEC ownership view at 13%.
50 of 50 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Comparable ownership
Top 5
BlackRock, Inc.
13%
PRICE T ROWE ASSOCIATES INC /MD/
8.6%
VANGUARD PORTFOLIO MANAGEMENT LLC
6.3%
VANGUARD CAPITAL MANAGEMENT LLC
5.2%
Boston Partners
4.4%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-8 of 50 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| BlackRock, Inc. |
13F
13D/G
Company
|
13%
from 13D/G
|
$1,090,136,804
3,609,725 shares
|
— | 31 Mar 2026 |
| PRICE T ROWE ASSOCIATES INC /MD/ |
13D/G
13F
T. Rowe Price Associates, Inc. · Company
|
8.6%
|
$686,860,725
2,222,203 shares
|
+$264,250,932 | 31 Dec 2025 |
| VANGUARD PORTFOLIO MANAGEMENT LLC |
13D/G
13F
Vanguard Portfolio Management · Company
|
6.3%
|
$487,214,788
1,613,294 shares
|
$0 | 31 Mar 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC |
13D/G
13F
Vanguard Capital Management · Company
|
5.2%
|
$405,627,072
1,343,136 shares
|
$0 | 31 Mar 2026 |
| Boston Partners |
13F
13D/G
Company
|
4.4%
from 13D/G
|
$295,428,322
977,203 shares
|
— | 31 Mar 2026 |
| Richard J. Brezski |
3/4/5
Chief Financial Officer
|
0.33%
|
$25,618,928
84,831 shares
|
-$6,799,300 | 22 Apr 2026 |
| Rajesh Pankaj |
3/4/5
Chief Technology Officer
|
0.28%
|
$19,939,956
71,726 shares
|
-$3,539,130 | 05 May 2026 |
| Joshua D. Schmidt |
3/4/5
CLO & Corp Secretary
|
0.12%
|
$9,074,381
30,048 shares
|
-$2,831,628 | 22 Apr 2026 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
Forms 3/4/5 flow
Insider trading overview
Net insider flow leans to selling over the last 12 months. Net value: -$25,734,199.
Buys
$0
Insiders: 0
Sells
$25,734,199
Insiders: 10
Net
-$25,734,199
Shares: -79,332
Window
Last 12 months
4 rolling buckets
Buy value
Sell value
Shares: 0
Shares: 79,332
| Window (months) | Buy shares | Sell shares | Buy value | Sell value | Net value |
|---|---|---|---|---|---|
| 0-3 | 0 | 9,250 | $0 | $3,135,810 | -$3,135,810 |
| 3-6 | 0 | 57,204 | $0 | $18,911,343 | -$18,911,343 |
| 6-9 | 0 | 5,966 | $0 | $2,071,596 | -$2,071,596 |
| 9-12 | 0 | 6,912 | $0 | $1,615,450 | -$1,615,450 |
Reporting owners
Insider holders from Forms 3/4/5
Showing 1-18 of 18 reporting-owner rows connected to InterDigital, Inc.. Open a relationship link for the CIK-to-CIK filing trail.
Rows
18
Largest current holder
Lawrence Liren Chen
Net 12M change
-$25,734,198
Latest report
05 May 2026
| Name | Relationship | Holdings Value | Past Year Net Change | Change % | Valuation | Report Date |
|---|---|---|---|---|---|---|
| Lawrence Liren Chen | President and CEO, Director | $53,952,812 | -$9,548,372 | -15% | Median | 22 Apr 2026 |
| Richard J. Brezski | Chief Financial Officer | $25,618,928 | -$6,799,300 | -21% | Median | 22 Apr 2026 |
| Rajesh Pankaj | Chief Technology Officer | $19,939,956 | -$3,539,130 | -15% | Filing P/S | 05 May 2026 |
| William J. Merritt | Former Pres, CEO & Director | $9,604,267 | Mixed | 31 Dec 2021 | ||
| Joshua D. Schmidt | CLO & Corp Secretary | $9,074,381 | -$2,831,628 | -24% | Median | 22 Apr 2026 |
| Jean F. Rankin | Director | $8,576,155 | -$137,242 | -1.6% | Median | 22 Apr 2026 |
| Eeva K. Hakoranta | Chief Licensing Officer | $7,477,661 | Mixed | 31 Mar 2025 | ||
| Joan H. Gillman | Director | $6,666,087 | -$114,478 | -1.7% | Median | 22 Apr 2026 |
| Stewart D. Hutcheson | Director | $6,372,391 | Median | 22 Apr 2026 | ||
| Henry Tirri | Chief Technology Officer | $4,900,563 | Mixed | 27 Apr 2022 | ||
| John A. Kritzmacher | Director | $4,777,297 | -$1,862,157 | -28% | Median | 22 Apr 2026 |
| Eric Cohen | Chief Strategy& Growth Officer | $4,725,188 | Mixed | 27 Apr 2022 | ||
| Julia C. Mattis | Chief Licensing Officer | $3,967,769 | Median | 22 Apr 2026 | ||
| John D. Markley Jr. | Director | $3,391,330 | -$568,758 | -14% | Median | 22 Apr 2026 |
| Richard L. Gulino | CLO, GC & Corp Sec | $2,210,824 | Mixed | 15 Oct 2021 | ||
| Derek K. Aberle | Director | $2,185,533 | -$156,677 | -6.7% | Median | 22 Apr 2026 |
| Samir Armaly | Director | $1,260,205 | -$176,456 | -12% | Median | 22 Apr 2026 |
| Pierre-Yves Lesaicherre | Director | $809,611 | Filing P/S | 11 Jun 2024 |
Recent insider transactions for InterDigital, Inc.
Showing up to 300 recent insider transactions from the last 12 months.
| Insider | Symbol | Class | Transaction | % | SEC-reported value | SEC-reported price | Shares | Shares owned | Date | Ownership |
|---|---|---|---|---|---|---|---|---|---|---|
| Rajesh Pankaj | IDCC | Common Stock | Sale | -1.03% | $208,500 | $278.00 | -750 | 71,726 | 05 May 2026 | Direct |
| Derek K. Aberle | IDCC | Common Stock | Award | 0.03% | 1.94 | 7,237 | 22 Apr 2026 | Direct | ||
| Samir Armaly | IDCC | Common Stock | Award | 0.05% | 1.94 | 4,173 | 22 Apr 2026 | Direct | ||
| Lawrence Liren Chen | IDCC | Common Stock | Award | 0.03% | 53.92 | 178,652 | 22 Apr 2026 | Direct | ||
| Joan H. Gillman | IDCC | Common Stock | Award | 0.17% | 37.24 | 22,073 | 22 Apr 2026 | Direct | ||
| Stewart D. Hutcheson | IDCC | Common Stock | Award | 0.17% | 35.24 | 21,101 | 22 Apr 2026 | Direct | ||
| John A. Kritzmacher | IDCC | Common Stock | Award | 0.01% | 1.94 | 15,819 | 22 Apr 2026 | Direct | ||
| John D. Markley Jr. | IDCC | Common Stock | Award | 0.06% | 6.23 | 11,230 | 22 Apr 2026 | Direct | ||
| Julia C. Mattis | IDCC | Common Stock | Award | 0.12% | 16.36 | 13,138 | 22 Apr 2026 | Direct | ||
| Rajesh Pankaj | IDCC | Common Stock | Award | 0.04% | 26.97 | 72,476 | 22 Apr 2026 | Direct | ||
| Jean F. Rankin | IDCC | Common Stock | Award | 0.01% | 1.94 | 28,398 | 22 Apr 2026 | Direct | ||
| Joshua D. Schmidt | IDCC | Common Stock | Award | 0.06% | 18.39 | 30,048 | 22 Apr 2026 | Direct | ||
| Richard J. Brezski | IDCC | Common Stock | Award | 0.03% | 24.82 | 82,873 | 22 Apr 2026 | Direct | ||
| Rajesh Pankaj | IDCC | Common Stock | Sale | -2.03% | $469,950 | $313.30 | -1,500 | 72,449 | 06 Apr 2026 | Direct |
| Lawrence Liren Chen | IDCC | Common Stock | Award | 6.24% | 10,486 | 178,598 | 31 Mar 2026 | Direct | ||
| Richard J. Brezski | IDCC | Common Stock | Award | 6.83% | 5,299 | 82,848 | 31 Mar 2026 | Direct | ||
| Julia C. Mattis | IDCC | Common Stock | Award | 46.1% | 4,140 | 13,122 | 31 Mar 2026 | Direct | ||
| Rajesh Pankaj | IDCC | Common Stock | Award | 8.5% | 5,795 | 73,949 | 31 Mar 2026 | Direct | ||
| Joshua D. Schmidt | IDCC | Common Stock | Award | 16% | 4,140 | 30,029 | 31 Mar 2026 | Direct | ||
| Joshua D. Schmidt | IDCC | Common Stock | Sale | -18.8% | $2,089,260 | $348.21 | -6,000 | 25,889 | 17 Mar 2026 | Direct |
| Richard J. Brezski | IDCC | Common Stock | Gift | -1.27% | -1,000 | 77,549 | 16 Mar 2026 | Direct | ||
| Joshua D. Schmidt | IDCC | Common Stock | Disposed to Issuer | -0.01% | -2.77 | 31,889 | 15 Mar 2026 | Direct | ||
| Joshua D. Schmidt | IDCC | Common Stock | Tax liability | -22.8% | -9,415 | 31,892 | 15 Mar 2026 | Direct | ||
| Joshua D. Schmidt | IDCC | Common Stock | Award | 52.9% | 14,286 | 41,307 | 15 Mar 2026 | Direct | ||
| Rajesh Pankaj | IDCC | Common Stock | Disposed to Issuer | -2.08 | 68,154 | 15 Mar 2026 | Direct | |||
| Rajesh Pankaj | IDCC | Common Stock | Tax liability | -16.5% | -13,470 | 68,156 | 15 Mar 2026 | Direct | ||
| Rajesh Pankaj | IDCC | Common Stock | Award | 35.6% | 21,430 | 81,627 | 15 Mar 2026 | Direct | ||
| Julia C. Mattis | IDCC | Common Stock | Disposed to Issuer | -0.02% | -1.92 | 8,982 | 15 Mar 2026 | Direct | ||
| Julia C. Mattis | IDCC | Common Stock | Tax liability | -18.5% | -2,043 | 8,984 | 15 Mar 2026 | Direct | ||
| Julia C. Mattis | IDCC | Common Stock | Award | 28.9% | 2,470 | 11,027 | 15 Mar 2026 | Direct | ||
| Lawrence Liren Chen | IDCC | Common Stock | Disposed to Issuer | -1.72 | 168,112 | 15 Mar 2026 | Direct | |||
| Lawrence Liren Chen | IDCC | Common Stock | Tax liability | -14% | -27,477 | 168,113 | 15 Mar 2026 | Direct | ||
| Lawrence Liren Chen | IDCC | Common Stock | Award | 27.7% | 42,430 | 195,591 | 15 Mar 2026 | Direct | ||
| Lawrence Liren Chen | IDCC | Employee Stock Option (Right-to-Buy) | Award | 32.2% | 125,360 | 514,889 | 15 Mar 2026 | Direct | ||
| Richard J. Brezski | IDCC | Common Stock | Disposed to Issuer | -1.03 | 78,549 | 15 Mar 2026 | Direct | |||
| Richard J. Brezski | IDCC | Common Stock | Tax liability | -14.5% | -13,284 | 78,550 | 15 Mar 2026 | Direct | ||
| Richard J. Brezski | IDCC | Common Stock | Award | 30.4% | 21,430 | 91,834 | 15 Mar 2026 | Direct | ||
| Rajesh Pankaj | IDCC | Common Stock | Sale | -1.63% | $368,100 | $368.10 | -1,000 | 60,196 | 05 Mar 2026 | Direct |
| Joshua D. Schmidt | IDCC | Common Stock | Sale | -1.7% | $170,857 | $365.86 | -467 | 27,021 | 27 Feb 2026 | Direct |
| Joan H. Gillman | IDCC | Common Stock | Sale | -1.45% | $114,478 | $352.24 | -325 | 22,036 | 11 Feb 2026 | Direct |
| Richard J. Brezski | IDCC | Common Stock | Sale | -2.76% | $704,480 | $352.24 | -2,000 | 70,404 | 11 Feb 2026 | Direct |
| Richard J. Brezski | IDCC | Common Stock | Sale | -7.66% | $2,166,622 | $360.80 | -6,005 | 72,404 | 10 Feb 2026 | Direct |
| John D. Markley Jr. | IDCC | Common Stock | Sale | -5.87% | $262,465 | $374.95 | -700 | 11,223 | 10 Feb 2026 | Direct |
| Rajesh Pankaj | IDCC | Common Stock | Sale | -1.61% | $326,260 | $326.26 | -1,000 | 61,196 | 05 Feb 2026 | Direct |
| Derek K. Aberle | IDCC | Common Stock | Award | 0.03% | 2.19 | 7,235 | 28 Jan 2026 | Direct | ||
| Samir Armaly | IDCC | Common Stock | Award | 0.05% | 2.19 | 4,171 | 28 Jan 2026 | Direct | ||
| Lawrence Liren Chen | IDCC | Common Stock | Award | 0.05% | 83.63 | 153,161 | 28 Jan 2026 | Direct | ||
| Joan H. Gillman | IDCC | Common Stock | Award | 0.19% | 42.13 | 22,361 | 28 Jan 2026 | Direct | ||
| John D. Markley Jr. | IDCC | Common Stock | Award | 0.06% | 7.05 | 11,923 | 28 Jan 2026 | Direct | ||
| Julia C. Mattis | IDCC | Common Stock | Award | 0.18% | 15.52 | 8,557 | 28 Jan 2026 | Direct |
* marks a reported price that did not pass the local price check.