Latest Period
Q1 2026
Security Snapshot
PREFORMED LINE PRODUCTS CO - Common Stock (PLPC) Institutional Ownership
CUSIP: 740444104
13F Institutional Holders and Ownership History from Q1 2014 to Q1 2026
Institutions Reporting
183
Shares (Excl. Options)
3,256,696
Price
$270.75
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- Security type / class
- Equity / Common Stock
- Symbol
- PLPC on Nasdaq
- All holders as of 31 Mar 2026
- Q1 2026
- Total 13F shares
- 3,256,696
- Total 13F value
- $881,587,831
- Portfolio coverage rank
- 0%
- Share change
- +85,548
- Value change
- +$28,260,780
- Number of holders
- 183
- Shares outstanding
- 4,880,730
- SEC-reported price per share
- $344.24
- Insider filing price
- $344.24
Latest holder snapshot
5 signals
Issuer context
Names, identifiers, and filing context for this profile.
3 identity fields
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Key facts
- PLPC - PREFORMED LINE PRODUCTS CO - Common Stock is tracked under CUSIP 740444104.
- 183 institutions reported positions in Q1 2026.
- 2 significant owners is listed from Schedule 13D/13G reporting.
Change
- Holder count moved from 148 to 183 between Q4 2025 and Q1 2026.
- SEC-reported value moved from $650,771,994 to $881,587,831.
Research use
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Evidence
Source: SEC Form 13F
Open SEC evidence
Latest holder context comes from 183 institutions filings for Q1 2026.
Security key
740444104
Latest holder period
Q1 2026
13F holders
183
13D/G owners
2
CIK / CUSIP context first
Open Q1 2026 holders
PLPC full holder history
PREFORMED LINE PRODUCTS CO SEC filings
PREFORMED LINE PRODUCTS CO company facts
PREFORMED LINE PRODUCTS CO insider transactions
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 740444104:
13D/G owners
Significant owners
Large-stake holder rows connected to Schedule 13D/G evidence.
Rows
2
Security
PLPC
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| DIMENSIONAL FUND ADVISORS LP | 6.3% | $63,559,908 | 307,486 | Dimensional Fund Advisors LP | 31 Dec 2025 | |||
| ROYCE & ASSOCIATES LP | 3.5% | -38% | $27,501,064 | -$18,074,990 | 172,086 | -40% | ROYCE & ASSOCIATES LP | 30 Jun 2025 |
As of 31 Mar 2026, 183 institutional investors reported holding 3,256,696 shares of PREFORMED LINE PRODUCTS CO - Common Stock (PLPC). This represents 67% of the company’s total 4,880,730 outstanding shares.
13F concentration
Top 25 institutional shareholders
Largest 13F positions for this security by reported shares and value.
Top holder share
56%
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| HighTower Advisors, LLC | 20% | 968,067 | +0.19% | 0.28% | $262,104,140 |
| DIMENSIONAL FUND ADVISORS LP | 5.8% | 284,850 | -7.4% | 0.02% | $77,121,279 |
| BlackRock, Inc. | 4.2% | 204,704 | +2.5% | 0% | $55,423,611 |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | 3.1% | 150,229 | -33% | 0.06% | $40,673,043 |
| WASATCH ADVISORS LP | 2.3% | 112,889 | 0.2% | $30,564,697 | |
| VANGUARD CAPITAL MANAGEMENT LLC | 2.3% | 110,467 | 0% | 0% | $29,908,940 |
| NEUBERGER BERMAN GROUP LLC | 2% | 98,725 | +120% | 0.02% | $26,729,794 |
| FMR LLC | 1.7% | 84,401 | +0.6% | 0% | $22,851,571 |
| ROYCE & ASSOCIATES LP | 1.6% | 77,494 | -34% | 0.21% | $20,981,501 |
| GEODE CAPITAL MANAGEMENT, LLC | 1.5% | 74,743 | +1.6% | 0% | $20,240,521 |
| AMERICAN CENTURY COMPANIES INC | 1.3% | 62,367 | -15% | 0.01% | $16,885,866 |
| STATE STREET CORP | 1.2% | 59,632 | +2.6% | 0% | $16,145,364 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 1% | 49,542 | 0% | 0% | $13,413,497 |
| Invesco Ltd. | 0.87% | 42,581 | -46% | 0% | $11,528,806 |
| GOLDMAN SACHS GROUP INC | 0.85% | 41,722 | +20% | 0% | $11,296,232 |
| Tributary Capital Management, LLC | 0.81% | 39,391 | 1% | $10,665,113 | |
| Qube Research & Technologies Ltd | 0.75% | 36,619 | +271% | 0.01% | $9,914,594 |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 0.7% | 34,140 | -2.8% | 0.01% | $9,243,405 |
| NORTHERN TRUST CORP | 0.63% | 30,586 | +3.6% | 0% | $8,281,160 |
| RENAISSANCE TECHNOLOGIES LLC | 0.61% | 29,658 | -31% | 0.01% | $8,029,904 |
| Grantham, Mayo, Van Otterloo & Co. LLC | 0.6% | 29,494 | -21% | 0.02% | $7,985,501 |
| PNC FINANCIAL SERVICES GROUP, INC. | 0.54% | 26,582 | -16% | 0% | $7,197,077 |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 0.48% | 23,184 | -12% | 0% | $6,277,068 |
| MILLENNIUM MANAGEMENT LLC | 0.47% | 22,747 | +17% | 0% | $6,158,750 |
| JANE STREET GROUP, LLC | 0.44% | 21,394 | +254% | 0.01% | $5,792,425 |
Quarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
49
Latest
Q1 2026
Rows shown
1-25 of 49
| Period | 13F Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q1 | 3,256,696 | $881,587,831 | +$28,260,780 | $270.75 | 183 |
| 2025 Q4 | 3,148,219 | $650,771,994 | +$25,694,477 | $206.71 | 148 |
| 2025 Q3 | 3,002,949 | $589,227,156 | +$9,771,374 | $196.15 | 140 |
| 2025 Q2 | 2,962,705 | $473,470,173 | +$90,601,061 | $159.81 | 127 |
| 2025 Q1 | 2,400,694 | $330,263,871 | +$37,719,967 | $140.09 | 115 |
| 2024 Q4 | 2,032,170 | $259,700,978 | -$39,475,573 | $127.79 | 109 |
| 2024 Q3 | 2,322,195 | $297,388,364 | +$37,519,820 | $128.08 | 116 |
| 2024 Q2 | 2,026,818 | $252,416,960 | +$2,230,395 | $124.54 | 115 |
| 2024 Q1 | 2,009,234 | $258,519,888 | -$1,292,760 | $128.67 | 110 |
| 2023 Q4 | 2,018,735 | $270,226,287 | -$2,976,264 | $133.86 | 116 |
| 2023 Q3 | 2,042,193 | $331,929,647 | +$9,614,748 | $162.58 | 118 |
| 2023 Q2 | 2,006,359 | $313,248,241 | +$6,839,138 | $156.10 | 115 |
| 2023 Q1 | 1,973,586 | $252,706,980 | +$12,013,352 | $128.04 | 100 |
| 2022 Q4 | 1,889,665 | $389,958,989 | -$13,680,448 | $83.29 | 95 |
| 2022 Q3 | 2,084,706 | $148,272,256 | -$469,298 | $71.15 | 88 |
| 2022 Q2 | 2,098,510 | $129,067,838 | +$3,817,152 | $61.50 | 78 |
| 2022 Q1 | 2,035,969 | $128,731,250 | -$1,711,614 | $63.42 | 75 |
| 2021 Q4 | 2,061,462 | $133,339,589 | -$13,983,331 | $64.70 | 69 |
| 2021 Q3 | 2,269,698 | $147,640,382 | +$127,324 | $65.04 | 71 |
| 2021 Q2 | 2,267,386 | $168,247,333 | -$318,922 | $74.20 | 67 |
| 2021 Q1 | 2,273,841 | $156,356,662 | -$1,817,788 | $68.75 | 65 |
| 2020 Q4 | 2,344,851 | $160,490,877 | -$1,003,845 | $68.44 | 70 |
| 2020 Q3 | 2,356,380 | $114,811,030 | -$2,376,810 | $48.72 | 66 |
| 2020 Q2 | 2,404,176 | $120,276,452 | -$1,972,211 | $50.00 | 66 |
| 2020 Q1 | 2,446,627 | $121,913,787 | -$1,314,908 | $49.83 | 64 |