Comparable stake leader
BlackRock, Inc.
SEC ownership of UNIVERSAL DISPLAY CORP \PA\
Top holders, 13D/G large-stake signals, insider positions, and transaction flow tied to CIK 0001005284.
Disclosed value leader
BlackRock, Inc.
Comparable rows
2/50
Latest evidence
30 Jun 2026
- Public ticker
- OLED on Nasdaq
- Parsed ownership sources
-
13D/G, 13F, and 3/4/5
Source: Parsed SEC ownership filingsUse: Compare filing families carefully
- Largest SEC-reported holder
-
BlackRock, Inc.
Ranking: Comparable ownership first, then disclosed value
- Comparable ownership rows
-
2 of 50
Meaning: Rows with safely comparable ownership %
- Latest 13D/G holder
-
BlackRock, Inc.
Source: Latest parsed Schedule 13D/G stake
- Latest parsed ownership date
-
30 Jun 2026
Freshness: Most recent filing date in this holder set
- Issuer CIK
- 0001005284
- Issuer location
- Ewing, NJ
Ownership snapshot
CIK-linked ownership evidence from parsed SEC filings.
3 signals
Issuer
Names, identifiers, and filing context for this profile.
2 identity fields
Ownership snapshot
Top shareholders of UNIVERSAL DISPLAY CORP \PA\ (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
2/50
Latest evidence
30 Jun 2026
13D/G
13F
3/4/5
Lead comparable stake: 8.4%
48 rows are not safely comparable across share classes.
13D/G row: BlackRock, Inc.
Showing 1-8 of 50 holder rows.
Quick read
BlackRock, Inc. leads the comparable SEC ownership view at 8.4%.
2 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.
Open SEC evidence
Opens BlackRock, Inc.'s linked filing trail.
Comparable ownership
Top 2
BlackRock, Inc.
8.4%
KAYNE ANDERSON RUDNICK INVESTMENT...
4.6%
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. |
13D/G
13F
Company
|
8.4%
Reported 13D/G
· 30 Sep 2025
|
$574,723,811
4,001,419 shares
|
$0 | 30 Sep 2025 |
| KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC |
13F
13D/G
Company
|
4.6%
Reported 13D/G
· 30 Jun 2026
|
$187,575,342
2,166,247 shares
|
— | 30 Jun 2026 |
| VANGUARD PORTFOLIO MANAGEMENT LLC |
13F
Company
|
—
denominator unverified
|
$257,259,410
2,971,006 shares
|
— | 30 Jun 2026 |
| STATE STREET CORP |
13F
Company
|
—
denominator unverified
|
$190,250,612
2,197,143 shares
|
— | 30 Jun 2026 |
| PRIMECAP MANAGEMENT CO/CA/ |
13F
Company
|
—
denominator unverified
|
$190,135,882
2,195,818 shares
|
— | 30 Jun 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC |
13F
Company
|
—
denominator unverified
|
$172,045,498
1,986,898 shares
|
— | 30 Jun 2026 |
| FIRST TRUST ADVISORS LP |
13F
Company
|
—
denominator unverified
|
$127,450,759
1,471,891 shares
|
— | 30 Jun 2026 |
| MARSHALL WACE, LLP |
13F
Company
|
—
denominator unverified
|
$116,039,865
1,340,107 shares
|
— | 30 Jun 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 buying over the last 12 months. Net value: +$1,043,553.
Buys
$1,465,644
Insiders: 3
Sells
$422,092
Insiders: 1
Net
+$1,043,553
Shares: +10,727
Window
Last 12 months
4 rolling buckets
Buy value
Sell value
Shares: 15,694
Shares: 4,967
| Window (months) | Buy shares | Sell shares | Buy value | Sell value | Net value |
|---|---|---|---|---|---|
| 0-3 | 0 | 4,967 | $0 | $422,092 | -$422,092 |
| 3-6 | 15,694 | 0 | $1,465,644 | $0 | +$1,465,644 |
| 6-9 | 0 | 0 | $0 | $0 | $0 |
| 9-12 | 0 | 0 | $0 | $0 | $0 |
Reporting owners
Insider holders from Forms 3/4/5
Showing 1-16 of 16 reporting-owner rows connected to UNIVERSAL DISPLAY CORP \PA\. Open a relationship link for the CIK-to-CIK filing trail.
Rows
16
Largest Forms 3/4/5 holder
Sherwin I. Seligsohn
Net 12M change
+$1,043,553
Latest report
07 Oct 2026
| Name | Relationship | Holdings Value | Past Year Net Change | Change % | Valuation | Report Date |
|---|---|---|---|---|---|---|
| Sherwin I. Seligsohn | Chairman of Board and Founder, Director | $38,641,048 | Mixed | 05 Apr 2022 | ||
| Steven Abramson V | President and CEO, Director | $27,998,001 | +$1,027,770 | +3.8% | Filing P/S | 07 May 2026 |
| Sidney D. Rosenblatt | Director | $13,472,797 | Mixed | 30 Sep 2026 | ||
| Julia J. Brown | EVP & Chief Technical Officer | $11,281,076 | Mixed | 07 Mar 2026 | ||
| Lawrence Lacerte | Director | $9,953,607 | -$422,092 | -4.1% | Mixed | 30 Sep 2026 |
| GEMMILL ELIZABETH H | Director | $8,724,981 | Mixed | 30 Sep 2026 | ||
| Janice K. Mahon | SVP of Tech Commercialization | $7,635,701 | Mixed | 07 Mar 2026 | ||
| C. Keith Hartley | Director | $7,378,160 | Mixed | 30 Sep 2026 | ||
| Mauro Premutico | Svp & Clo | $4,954,206 | +$345,035 | +7.5% | Filing P/S | 07 May 2026 |
| Brian Millard | Vp/Cfo | $2,589,831 | Mixed | 07 Mar 2026 | ||
| Richard C. Elias | Director | $1,384,793 | +$92,840 | +7.2% | Median | 07 Oct 2026 |
| Celia M. Joseph | Director | $806,845 | Mixed | 30 Sep 2026 | ||
| Cynthia Jane Comparin | Director | $806,845 | Mixed | 30 Sep 2026 | ||
| Nigel Brown | Director | $326,530 | Mixed | 30 Sep 2026 | ||
| Joan Lau | Director | $326,530 | Mixed | 30 Sep 2026 | ||
| April Walker | Director | $236,899 | Mixed | 30 Sep 2026 |
Recent insider transactions for UNIVERSAL DISPLAY CORP \PA\
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 |
|---|---|---|---|---|---|---|---|---|---|---|
| Richard C. Elias | OLED | Common Stock | Gift | 4.02% | 455 | 11,781 | 07 Oct 2026 | By Family Trust | ||
| Richard C. Elias | OLED | Common Stock | Gift | -31.3% | -455 | 1,000 | 07 Oct 2026 | Direct | ||
| Cynthia Jane Comparin | OLED | Common Stock | Award | 5.13% | 455 | 9,318 | 30 Sep 2026 | Direct | ||
| Nigel Brown | OLED | Common Stock | Award | 13.7% | 455 | 3,771 | 30 Sep 2026 | Direct | ||
| Joan Lau | OLED | Common Stock | Award | 13.7% | 455 | 3,771 | 30 Sep 2026 | Direct | ||
| Gemmill Elizabeth H | OLED | Common Stock | Award | 0.45% | 455 | 100,762 | 30 Sep 2026 | Direct | ||
| Celia M. Joseph | OLED | Common Stock | Award | 5.13% | 455 | 9,318 | 30 Sep 2026 | Direct | ||
| April Walker | OLED | Common Stock | Award | 20% | 455 | 2,736 | 30 Sep 2026 | Direct | ||
| C. Keith Hartley | OLED | Common Stock | Award | 0.54% | 455 | 85,208 | 30 Sep 2026 | Direct | ||
| Sidney D. Rosenblatt | OLED | Common Stock | Award | 0.33% | 455 | 138,094 | 30 Sep 2026 | Direct | ||
| Lawrence Lacerte | OLED | Common Stock | Award | 0.4% | 455 | 114,951 | 30 Sep 2026 | Direct | ||
| Richard C. Elias | OLED | Common Stock | Award | 45.5% | 455 | 1,455 | 30 Sep 2026 | Direct | ||
| Lawrence Lacerte | OLED | Common Stock | Sale | -4.16% | $422,092 | $84.98 | -4,967 | 114,496 | 18 Aug 2026 | Direct |
| Richard C. Elias | OLED | Common Stock | Gift | 4.19% | 455 | 11,326 | 10 Jul 2026 | By Family Trust | ||
| Richard C. Elias | OLED | Common Stock | Gift | -31.3% | -455 | 1,000 | 10 Jul 2026 | Direct | ||
| Gemmill Elizabeth H | OLED | Common Stock | Award | 0.46% | 455 | 100,307 | 30 Jun 2026 | Direct | ||
| Nigel Brown | OLED | Common Stock | Award | 15.9% | 455 | 3,316 | 30 Jun 2026 | Direct | ||
| Lawrence Lacerte | OLED | Common Stock | Award | 0.38% | 455 | 119,463 | 30 Jun 2026 | Direct | ||
| Cynthia Jane Comparin | OLED | Common Stock | Award | 5.41% | 455 | 8,863 | 30 Jun 2026 | Direct | ||
| Sidney D. Rosenblatt | OLED | Common Stock | Award | 0.33% | 455 | 137,639 | 30 Jun 2026 | Direct | ||
| April Walker | OLED | Common Stock | Award | 24.9% | 455 | 2,281 | 30 Jun 2026 | Direct | ||
| Celia M. Joseph | OLED | Common Stock | Award | 5.41% | 455 | 8,863 | 30 Jun 2026 | Direct | ||
| Joan Lau | OLED | Common Stock | Award | 15.9% | 455 | 3,316 | 30 Jun 2026 | Direct | ||
| Richard C. Elias | OLED | Common Stock | Award | 45.5% | 455 | 1,455 | 30 Jun 2026 | Direct | ||
| C. Keith Hartley | OLED | Common Stock | Award | 0.54% | 455 | 84,753 | 30 Jun 2026 | Direct | ||
| Richard C. Elias | OLED | Common Stock | Gift | 4.38% | 456 | 10,871 | 11 May 2026 | By Family Trust | ||
| Richard C. Elias | OLED | Common Stock | Gift | -31.3% | -456 | 1,000 | 11 May 2026 | Direct | ||
| Richard C. Elias | OLED | Common Stock | Purchase | 219.3% | $92,840 | $92.84 | 1,000 | 1,456 | 11 May 2026 | Direct |
| Mauro Premutico | OLED | Common Stock | Purchase | 7.57% | $345,034 | $93.40 | 3,694 | 52,481 | 07 May 2026 | Direct |
| Steven Abramson V | OLED | Common Stock | Purchase | 3.85% | $1,027,770 | $93.43 | 11,000 | 296,589 | 07 May 2026 | Direct |
| Sidney D. Rosenblatt | OLED | Common Stock | Award | 0.33% | 456 | 136,792 | 31 Mar 2026 | Direct | ||
| Richard C. Elias | OLED | Common Stock | Award | 456 | 456 | 31 Mar 2026 | Direct | |||
| Cynthia Jane Comparin | OLED | Common Stock | Award | 5.73% | 456 | 8,408 | 31 Mar 2026 | Direct | ||
| Joan Lau | OLED | Common Stock | Award | 19% | 456 | 2,861 | 31 Mar 2026 | Direct | ||
| April Walker | OLED | Common Stock | Award | 33.3% | 456 | 1,826 | 31 Mar 2026 | Direct | ||
| Lawrence Lacerte | OLED | Common Stock | Award | 0.38% | 456 | 119,008 | 31 Mar 2026 | Direct | ||
| Nigel Brown | OLED | Common Stock | Award | 19% | 456 | 2,861 | 31 Mar 2026 | Direct | ||
| Celia M. Joseph | OLED | Common Stock | Award | 5.73% | 456 | 8,408 | 31 Mar 2026 | Direct | ||
| Gemmill Elizabeth H | OLED | Common Stock | Award | 0.46% | 456 | 99,852 | 31 Mar 2026 | Direct | ||
| C. Keith Hartley | OLED | Common Stock | Award | 0.54% | 456 | 84,298 | 31 Mar 2026 | Direct | ||
| Mauro Premutico | OLED | Common Stock | Tax liability | -20.1% | -11,037 | 43,784 | 07 Mar 2026 | Direct | ||
| Mauro Premutico | OLED | Common Stock | Award | 46.8% | 17,352 | 54,456 | 07 Mar 2026 | Direct | ||
| Janice K. Mahon | OLED | Common Stock | Tax liability | -11.1% | -7,543 | 60,174 | 07 Mar 2026 | Direct | ||
| Janice K. Mahon | OLED | Common Stock | Award | 25.5% | 13,978 | 68,771 | 07 Mar 2026 | Direct | ||
| Steven Abramson V | OLED | Common Stock | Tax liability | -5.44% | -15,668 | 272,438 | 07 Mar 2026 | Direct | ||
| Steven Abramson V | OLED | Common Stock | Award | 12.4% | 32,133 | 292,201 | 07 Mar 2026 | Direct | ||
| Julia J. Brown | OLED | Common Stock | Tax liability | -11% | -10,759 | 86,814 | 07 Mar 2026 | Direct | ||
| Julia J. Brown | OLED | Common Stock | Award | 28.9% | 22,555 | 100,686 | 07 Mar 2026 | Direct | ||
| Brian Millard | OLED | Common Stock | Tax liability | -17.3% | -3,917 | 18,772 | 07 Mar 2026 | Direct | ||
| Brian Millard | OLED | Common Stock | Award | 51.2% | 8,035 | 23,714 | 07 Mar 2026 | Direct |
* marks a reported price that did not pass the local price check.