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Equibles

IDCC

InterDigital, Inc.

Company with tickers: IDCC

CIK
1405495
CUSIP
45867G101
Shares Outstanding
25,845,029
13F Activity (30d)
259 filings 254 filers

Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.

Holders: 568
Total Value: $8,237,597,828
Total Shares: 27,276,814
Showing 1–100 of 588 holdings by value · page 1 of 6

Institutional Ownership Trend

25 quarters

Superinvestors Holding IDCC

All superinvestors →
Joel Greenblatt $2,592,670

Holder Concentration

Across 568 13F filers · Δ vs Dec 31, 2025
Top Holder
13.2%
Jun 2023 → Mar 2026 · range 9.2% – 19.7%
+4.0 pts
Top 5
35.4%
Jun 2023 → Mar 2026 · range 33.2% – 49.6%
+2.1 pts
Top 10
50.1%
Jun 2023 → Mar 2026 · range 44.4% – 61.8%
+5.7 pts
HHI
392
Jun 2023 → Mar 2026 · range 306 – 748
Broadly held+86

Quarterly Activity

vs Dec 31, 2025
New
133
Increased
191
Decreased
168
Sold Out
78
Unchanged
76
Holder count: +55
Institutional value: +142.7%
Shares held: +155.8%

Top Buyers

vs Dec 31, 2025
Institution Added Now Holds Open
Mega TWO SIGMA INVESTMENTS, LP +154,620 243,437
Mega ARROWSTREET CAPITAL, LIMITED PARTNERSHIP +126,328 219,388
Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP +93,220 229,259
Mega UBS Group AG +88,639 1,031,539
Mega D. E. Shaw & Co., Inc. +80,564 142,300

Top Sellers

vs Dec 31, 2025
Institution Sold Now Holds Open
Large Public Sector Pension Investment Board −86,570 14,428
Large Empowered Funds, LLC −78,778 8,738
Large Robeco Institutional Asset Management B.V. −74,209 8,742
Large Squarepoint Ops LLC −70,432 114,839
Mega PRINCIPAL FINANCIAL GROUP INC −62,825 83,495

Top New Positions

vs Dec 31, 2025
Institution Acquired Value (USD) Open
Mega BlackRock, Inc. 3,609,725 $1,090,136,950
Mega PRICE T ROWE ASSOCIATES INC /MD/ 2,272,582 $686,319,764
Mega VANGUARD PORTFOLIO MANAGEMENT LLC 1,590,204 $480,241,608
Mega VANGUARD CAPITAL MANAGEMENT LLC 1,146,759 $346,321,218
Large Boston Partners 977,203 $295,115,306

Top Sold-Out Positions

vs Dec 31, 2025
Institution Previously Held Last Value (USD) Open
Mid WEDGE CAPITAL MANAGEMENT L L P/NC 179,364 $57,105,910
Mid Pacer Advisors, Inc. 68,659 $21,859,652
Large TWO SIGMA ADVISERS, LP 63,270 $20,143,902
Large Janney Montgomery Scott LLC 42,279 $13,460,788
Small Quartz Partners, LLC 20,582 $6,552,897
Filter: New 133 Increased 191 Reduced 168 Sold out 78 Unchanged 76
Showing 100 of 588
All Common Calls Puts
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Holder Value (USD) % of 13F Shares Open
Mega BlackRock, Inc. $1,090,136,950 13.23% 3,609,725
Mega PRICE T ROWE ASSOCIATES INC /MD/ $686,319,764 8.33% 2,272,582
Mega VANGUARD PORTFOLIO MANAGEMENT LLC $480,241,608 5.83% 1,590,204
Mega VANGUARD CAPITAL MANAGEMENT LLC $346,321,218 4.20% 1,146,759
Large Boston Partners $295,115,306 3.58% 977,203
Mega STATE STREET CORP $289,239,896 3.51% 957,748
Mega UBS Group AG $270,984,600 3.29% 897,300
Mega GEODE CAPITAL MANAGEMENT, LLC $257,443,524 3.13% 852,462
Mega DIMENSIONAL FUND ADVISORS LP $201,919,616 2.45% 668,608
Mid DISCIPLINED GROWTH INVESTORS INC /MN $168,149,976 2.04% 556,788
Mega T. Rowe Price Investment Management, Inc. $161,533,458 1.96% 534,879
Mega AMERIPRISE FINANCIAL INC $159,176,046 1.93% 527,073
Mid REINHART PARTNERS, LLC. $127,531,278 1.55% 422,289
Large Driehaus Capital Management LLC $126,153,554 1.53% 417,727
Mega FIRST TRUST ADVISORS LP $120,980,898 1.47% 400,599
Mega MORGAN STANLEY $116,679,512 1.42% 386,356
Large CONGRESS ASSET MANAGEMENT CO $116,575,926 1.42% 386,013
Mega NORTHERN TRUST CORP Bank $99,143,580 1.20% 328,290
Mega CHARLES SCHWAB INVESTMENT MANAGEMENT INC $98,111,042 1.19% 324,871
Large FULLER & THALER ASSET MANAGEMENT, INC. $86,703,596 1.05% 287,098
Mega Bank of New York Mellon Corp Bank $80,739,700 0.98% 267,350
Mega BANK OF AMERICA CORP /DE/ Bank $80,550,648 0.98% 266,724
Mega TWO SIGMA INVESTMENTS, LP $73,517,974 0.89% 243,437
Mega FMR LLC $69,532,782 0.84% 230,241
Mega GOLDMAN SACHS GROUP INC $68,077,444 0.83% 225,422
Mega MILLENNIUM MANAGEMENT LLC $67,583,070 0.82% 223,785
Mega ARROWSTREET CAPITAL, LIMITED PARTNERSHIP $66,255,176 0.80% 219,388
Mega ROYAL BANK OF CANADA Bank $60,295,810 0.73% 199,655
Mega VANGUARD FIDUCIARY TRUST CO Bank $54,070,986 0.66% 179,043
Mega Invesco Ltd. $50,477,186 0.61% 167,143
Mega JANE STREET GROUP, LLC $48,710,184 0.59% 161,292
Mega ENVESTNET ASSET MANAGEMENT INC $46,420,118 0.56% 153,709
Large BESSEMER GROUP INC $45,239,902 0.55% 149,801
Mega AMERICAN CENTURY COMPANIES INC $43,005,706 0.52% 142,403
Large Baird Financial Group, Inc. $41,042,404 0.50% 135,902
Mega UBS Group AG $40,540,178 0.49% 134,239
Mega FRANKLIN RESOURCES INC $38,639,692 0.47% 127,946
Mega WELLINGTON MANAGEMENT GROUP LLP $37,107,042 0.45% 122,871
Large HRT FINANCIAL LP $34,375,452 0.42% 113,826
Mega D. E. Shaw & Co., Inc. $34,216,600 0.42% 113,300
Small CAPITAL MANAGEMENT CORP /VA $34,093,686 0.41% 112,893
Mega JPMORGAN CHASE & CO $33,766,318 0.41% 111,809
Large JACOBS LEVY EQUITY MANAGEMENT, INC $33,314,526 0.40% 110,313
Mid Bragg Financial Advisors, Inc $33,261,978 0.40% 110,139
Large Qube Research & Technologies Ltd $32,234,876 0.39% 106,738
Large Squarepoint Ops LLC $32,174,778 0.39% 106,539
Mid EMERALD ADVISERS, LLC $31,427,630 0.38% 104,065
Small Aperture Investors, LLC $31,308,340 0.38% 103,670
Mega BNP PARIBAS ARBITRAGE, SA $27,904,196 0.34% 92,398
Mega Nuveen, LLC $27,840,172 0.34% 92,186
Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP $26,213,600 0.32% 86,800
Mega RHUMBLINE ADVISERS $25,961,430 0.32% 85,965
Mega WELLS FARGO & COMPANY/MN $25,824,322 0.31% 85,511
Mega PRINCIPAL FINANCIAL GROUP INC $25,215,490 0.31% 83,495
Large Thrivent Financial for Lutherans $24,253,620 0.29% 80,310
Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP $24,087,218 0.29% 79,759
Large Boston Trust Walden Corp $23,617,306 0.29% 78,203
Mega UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC $22,070,462 0.27% 73,081
Large Rockefeller Capital Management L.P. $20,848,570 0.25% 69,035
Mid NEUMEIER POMA INVESTMENT COUNSEL LLC $20,579,488 0.25% 68,144
Large RENAISSANCE TECHNOLOGIES LLC $19,961,596 0.24% 66,098
Large Tidal Investments LLC $19,829,320 0.24% 65,660
Mega TD Asset Management Inc $19,623,356 0.24% 64,978
Small Summit Street Capital Management, LLC $19,372,998 0.24% 64,149
Large LOOMIS SAYLES & CO L P $19,325,886 0.23% 63,993
Mega CITADEL ADVISORS LLC $19,297,800 0.23% 63,900
Large OSAIC HOLDINGS, INC. $19,065,562 0.23% 63,131
Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP $18,935,400 0.23% 62,700
Mega CITIGROUP INC $18,888,590 0.23% 62,545
Mega JANUS HENDERSON GROUP PLC $18,838,156 0.23% 62,378
Mid EMERALD MUTUAL FUND ADVISERS TRUST Mutual Fund $18,324,152 0.22% 60,676
Mega ALLIANCEBERNSTEIN L.P. $17,737,366 0.22% 58,733
Mega NEUBERGER BERMAN GROUP LLC $16,940,086 0.21% 56,093
Small ASHFORD CAPITAL MANAGEMENT INC $16,828,648 0.20% 55,724
Small Shannon River Fund Management LLC $16,339,408 0.20% 54,104
Mega California Public Employees Retirement System Pension $15,547,262 0.19% 51,481
Large O'SHAUGHNESSY ASSET MANAGEMENT, LLC $15,483,540 0.19% 51,270
Large Point72 Asset Management, L.P. $15,420,422 0.19% 51,061
Mega Swiss National Bank Bank $15,371,800 0.19% 50,900
Mega CANADA PENSION PLAN INVESTMENT BOARD Pension $14,284,600 0.17% 47,300
Mid AXIOM INVESTORS LLC /DE $14,000,720 0.17% 46,360
Small 1900 WEALTH MANAGEMENT LLC $13,598,758 0.17% 45,029
Large STATE OF WISCONSIN INVESTMENT BOARD $13,443,832 0.16% 44,516
Mega RAYMOND JAMES FINANCIAL INC $13,369,540 0.16% 44,270
Large Man Group plc $13,197,098 0.16% 43,699
Small Synergy Asset Management, LLC $13,097,740 0.16% 43,370
Mid OBERWEIS ASSET MANAGEMENT INC/ $12,878,790 0.16% 42,645
Mega CITADEL ADVISORS LLC $12,623,600 0.15% 41,800
Large SEI INVESTMENTS CO $12,371,430 0.15% 40,965
Large BNP PARIBAS ASSET MANAGEMENT Holding S.A. $12,353,914 0.15% 40,907
Large Universal- Beteiligungs- und Servicegesellschaft mbH $12,279,018 0.15% 40,659
Large ALPS ADVISORS INC $11,851,990 0.14% 39,245
Mega Legal & General Group Plc $11,803,066 0.14% 39,083
Large BROWN ADVISORY INC $11,094,574 0.13% 36,737
Mega DEUTSCHE BANK AG\ Bank $11,031,154 0.13% 36,527
Large CAPITAL FUND MANAGEMENT S.A. $10,842,404 0.13% 35,902
Large FEDERATED HERMES, INC. $10,739,120 0.13% 35,560
Large NOMURA ASSET MANAGEMENT INTERNATIONAL INC. $10,673,284 0.13% 35,342
Mega VICTORY CAPITAL MANAGEMENT INC $10,491,178 0.13% 34,739
Mega FIL Ltd $10,303,938 0.13% 34,119

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