Ranked by reported Q1 2026 13F market value
Share of total reported institutional value in IDCC held by the largest 10 / 25 filers.
| # | Institution | Shares Held | Market Value | QoQ Change | Ownership % | % of Fund |
|---|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | 3.6M | $1.09B | -15.4% | 14.021% | 0.02% |
| 2 | VANGUARD PORTFOLIO MANAGEMENT LLC | 1.6M | $480.2M | β | 6.177% | 0.03% |
| 3 | VANGUARD CAPITAL MANAGEMENT LLC | 1.1M | $346.3M | β | 4.454% | 0.01% |
| 4 | UBS Group AG | 1.0M | $311.5M | +9.4% | 4.007% | 0.05% |
| 5 | Boston Partners | 977K | $295.4M | +13.2% | 3.796% | 0.31% |
| 6 | STATE STREET CORP | 958K | $289.2M | -2.3% | 3.720% | 0.01% |
| 7 | GEODE CAPITAL MANAGEMENT, LLC | 852K | $257.5M | +8.2% | 3.311% | 0.02% |
| 8 | DIMENSIONAL FUND ADVISORS LP | 669K | $201.9M | -2.9% | 2.597% | 0.04% |
| 9 | DISCIPLINED GROWTH INVESTORS INC /MN | 557K | $168.1M | -8.6% | 2.163% | 3.44% |
| 10 | AMERIPRISE FINANCIAL INC | 527K | $159.2M | +23.4% | 2.047% | 0.04% |
| 11 | REINHART PARTNERS, INC. | 422K | $127.5M | +1.1% | 1.640% | 3.67% |
| 12 | DRIEHAUS CAPITAL MANAGEMENT LLC | 418K | $126.2M | +11.3% | 1.623% | 0.93% |
| 13 | FIRST TRUST ADVISORS LP | 401K | $121.0M | -3.7% | 1.556% | 0.09% |
| 14 | MORGAN STANLEY | 386K | $116.7M | -11.2% | 1.501% | 0.01% |
| 15 | CONGRESS ASSET MANAGEMENT CO /MA | 386K | $116.6M | +9.9% | 1.499% | 0.84% |
| 16 | NORTHERN TRUST CORP | 328K | $99.1M | +19.3% | 1.275% | 0.01% |
| 17 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 325K | $98.1M | -9.2% | 1.262% | 0.01% |
| 18 | FULLER & THALER ASSET MANAGEMENT, INC. | 287K | $86.7M | +0.9% | 1.115% | 0.29% |
| 19 | Bank of New York Mellon Corp | 267K | $80.7M | +1.0% | 1.038% | 0.01% |
| 20 | BANK OF AMERICA CORP /DE/ | 267K | $80.6M | +31.3% | 1.036% | 0.01% |
| 21 | TWO SIGMA INVESTMENTS, LP | 243K | $73.5M | +174.1% | 0.946% | 0.06% |
| 22 | FMR LLC | 230K | $69.5M | -13.2% | 0.894% | 0.00% |
| 23 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | 229K | $69.2M | +68.5% | 0.890% | 0.01% |
| 24 | GOLDMAN SACHS GROUP INC | 225K | $68.1M | +32.3% | 0.876% | 0.01% |
| 25 | ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 219K | $66.3M | +135.8% | 0.852% | 0.04% |
denotes a marquee investor (Buffett, Burry, ARK, Tiger Global, Pershing Square, Baupost and other widely-followed managers). β% of Fundβ shows how much of that investorβs total 13F portfolio is invested in IDCC β a direct measure of their conviction.
Filings activity in IDCC during Q1 2026, grouped by how each filer changed its position.
Institutions that opened a new IDCC position in Q1 2026
Institutions that fully closed their IDCC position in Q1 2026
8 quarters of 13F filings Β· Ξ columns show change vs prior quarter
| Quarter | Inst. Holders | Ξ Holders | Ownership % | Ξ Ownership | Total 13F Value | Ξ Value |
|---|---|---|---|---|---|---|
| Q1 2026 | 558 | +0.4% | 96.40% | 9.91 pp | $7.04B | 9.3% |
| Q4 2025 | 556 | +1.1% | 106.31% | 10.76 pp | $7.77B | 9.2% |
| Q3 2025 | 550 | +9.8% | 117.07% | +38.30 pp | $8.55B | +49% |
| Q2 2025 | 501 | +7.5% | 78.77% | +7.27 pp | $5.75B | +10% |
| Q1 2025 | 466 | +12% | 71.50% | +7.67 pp | $5.22B | +12% |
| Q4 2024 | 417 | +11% | 63.83% | +14.94 pp | $4.66B | +31% |
| Q3 2024 | 374 | +10% | 48.89% | +9.61 pp | $3.57B | +24% |
| Q2 2024 | 340 | β | 39.28% | β | $2.87B | β |
Source: SEC 13F institutional filings. Ownership % requires market cap data and will show once linked. Ξ columns compare to the immediately prior filed quarter.
Quick answers to the most common questions about buying IDCC stock.
Based on Q1 2026 13F filings, institutional ownership of InterDigital, Inc. stands at 96.4%, held across 558 reporting institutions.
BlackRock, Inc. is the largest reported institutional holder of IDCC, with approximately 3,609,725 shares worth $1.09B as of Q1 2026.
Yes β 2 widely-followed marquee investors appear among the top 25 institutional holders of IDCC, including TWO SIGMA INVESTMENTS, LP, SUSQUEHANNA INTERNATIONAL GROUP, LLP.
Our composite Smart Money Score for IDCC is 45 out of 100 (Neutral). It combines net institutional buying activity, ownership shift, marquee investor presence, and holder-count growth.
87 institutions opened new positions in IDCC during Q1 2026, while 85 fully exited. 144 added to existing positions and 324 trimmed.
IDCC institutional ownership fell by 9.91 percentage points quarter-over-quarter, with a net change of +2 holders.
The top 10 institutions account for 51.1% of all reported 13F value in IDCC, and the top 25 account for 71.0%.
All data is sourced from SEC Form 13F filings, which institutional investment managers with at least $100M in assets are required to file each quarter. We process every 13F filing from EDGAR and recompute the aggregates after each cycle. Insider transactions are sourced from Form 4 filings.