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Preformed Line Products Co

PLPC
Exchange
Nasdaq
Industry
Water, Sewer, Pipeline, Comm & Power Line Construction
SEC CIK
0000080035

In the last 90 days, Preformed Line Products Co insiders filed 0 open-market purchases and 2 sales; 206 institutions reported holding it in 13F filings for Q2 2026, worth $1.40B in total; no superinvestor holds it.

13F holders, Q3 2025

Institutional positions in Preformed Line Products Co as of Sep 30, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
141
+11 vs. Q2 2025
Shares held
3.01M
+40.2K (+1.4%) vs. Q2 2025
Total value
$590.7M
+$116.0M (+24.4%) vs. Q2 2025
New holders
31
38 more added
Sold out
20
39 more reduced

Compare with Q2 2025: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting PLPC on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ3 2025: 141 institutions
Q1 2021: 65 institutionsQ2 2021: 67 institutionsQ3 2021: 71 institutionsQ4 2021: 69 institutionsQ1 2022: 77 institutionsQ2 2022: 81 institutionsQ3 2022: 92 institutionsQ4 2022: 96 institutionsQ1 2023: 101 institutionsQ2 2023: 117 institutionsQ3 2023: 118 institutionsQ4 2023: 117 institutionsQ1 2024: 110 institutionsQ2 2024: 115 institutionsQ3 2024: 116 institutionsQ4 2024: 111 institutionsQ1 2025: 116 institutionsQ2 2025: 130 institutionsQ3 2025: 141 institutionsQ4 2025: 147 institutionsQ1 2026: 185 institutionsQ2 2026: 206 institutions
Value heldQ3 2025: $590.7M
Q1 2021: $156.4MQ2 2021: $168.2MQ3 2021: $147.6MQ4 2021: $133.3MQ1 2022: $128.7MQ2 2022: $129.1MQ3 2022: $148.3MQ4 2022: $157.4MQ1 2023: $252.7MQ2 2023: $313.2MQ3 2023: $331.9MQ4 2023: $270.2MQ1 2024: $258.5MQ2 2024: $252.4MQ3 2024: $297.4MQ4 2024: $260.5MQ1 2025: $331.3MQ2 2025: $474.6MQ3 2025: $590.7MQ4 2025: $650.7MQ1 2026: $882.7MQ2 2026: $1.40B
Institutions holding PLPC and their total value by quarter
QuarterHoldersValue
Q2 2026206$1.40B
Q1 2026185$882.7M
Q4 2025147$650.7M
Q3 2025141$590.7M
Q2 2025130$474.6M
Q1 2025116$331.3M
Q4 2024111$260.5M
Q3 2024116$297.4M
Q2 2024115$252.4M
Q1 2024110$258.5M
Q4 2023117$270.2M
Q3 2023118$331.9M
Q2 2023117$313.2M
Q1 2023101$252.7M
Q4 202296$157.4M
Q3 202292$148.3M
Q2 202281$129.1M
Q1 202277$128.7M
Q4 202169$133.3M
Q3 202171$147.6M
Q2 202167$168.2M
Q1 202165$156.4M

Institutions, Q3 2025

Shares, value and share of portfolio for each institution holding Preformed Line Products Co; share changes are against Q2 2025.

Institutions holding PLPC in Q3 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Smartleaf Asset Management LLC1$1950.00%+1New
Advisory Services Network, LLC1$1960.00%+1New
Signaturefd, LLC3$5880.00%00.0%Unchanged
Tortoise Investment Management, LLC3$5880.00%+2+200.0%Added
Parallel Advisors, LLC6$1.18K0.00%+1+20.0%Added
Harbour Investments, Inc.10$1.98K0.00%00.0%Unchanged
Nisa Investment Advisors, LLC11$2.16K0.00%00.0%Unchanged
Federated Hermes, Inc.13$2.55K0.00%00.0%Unchanged
Optiver Holding B.V.22$4.32K0.00%+22New
EverSource Wealth Advisors, LLC24$4.71K0.00%−2−7.7%Reduced
Caitong International Asset Management Co., Ltd27$5.30K0.00%+26+2,600.0%Added
WealthCollab, LLC33$6.47K0.00%−8−19.5%Reduced
SRS Capital Advisors, Inc.34$6.67K0.00%+34New
GAMMA Investing LLC39$7.65K0.00%+1+2.6%Added
Harbor Capital Advisors, Inc.41$8.00K0.00%+14+51.9%Added
Covestor Ltd53$10.0K0.01%+52+5,200.0%Added
Amalgamated Bank87$17.0K0.00%00.0%Unchanged
Larson Financial Group LLC88$17.3K0.00%+88New
CWM, LLC94$18.0K0.00%+2+2.2%Added
Versant Capital Management, Inc96$18.8K0.00%−26−21.3%Reduced
US Bancorp100$19.6K0.00%+100New
Royal Bank of Canada108$22.0K0.00%−3,476−97.0%Reduced
Jones Financial Companies LLLP111$22.1K0.00%−5−4.3%Reduced
Tower Research Capital LLC (TRC)137$26.9K0.00%−162−54.2%Reduced
Montag A & Associates Inc150$29.4K0.00%+150New
Sterling Capital Management LLC156$30.6K0.00%+94+151.6%Added
Center for Financial Planning, Inc.185$36.3K0.00%00.0%Unchanged
Huntington National Bank200$39.2K0.00%+129+181.7%Added
Truvestments Capital LLC208$40.8K0.01%−61−22.7%Reduced
Russell Investments Group, Ltd.213$41.8K0.00%+205+2,562.5%Added
Ameritas Investment Partners, Inc.222$43.5K0.00%00.0%Unchanged
DekaBank Deutsche Girozentrale253$49.0K0.00%00.0%Unchanged
State of Alaska, Department of Revenue265$51.0K0.00%+265New
MAI Capital Management275$53.9K0.00%00.0%Unchanged
AdvisorNet Financial, Inc300$58.8K0.00%00.0%Unchanged
Great West Life Assurance Co306$60.0K0.00%00.0%Unchanged
Avalon Trust Co400$78.5K0.01%00.0%Unchanged
BNP Paribas Arbitrage, SA492$96.5K0.00%+249+102.5%Added
Founders Capital Management580$113.8K0.06%00.0%Unchanged
Police & Firemen's Retirement System of New Jersey646$126.7K0.00%+110+20.5%Added
Advisor Group Holdings, Inc.682$130.4K0.00%−17−2.4%Reduced
Citigroup Inc842$165.2K0.00%−285−25.3%Reduced
Significant Wealth Partners LLC1,209$237.2K0.12%+1,209New
Toroso Investments, LLC1,233$241.6K0.00%+1,233New
Deutsche Bank AG1,233$241.9K0.00%00.0%Unchanged
Creative Planning1,248$244.8K0.00%+1,248New
Stifel Financial Corp1,268$248.9K0.00%00.0%Unchanged
Price T Rowe Associates Inc1,277$251.0K0.00%+1,277New
Cambridge Investment Research Advisors, Inc.1,287$252.0K0.00%+1,287New
New York State Common Retirement Fund1,321$259.1K0.00%−1,600−54.8%Reduced
Bank of America Corp1,339$262.6K0.00%−270−16.8%Reduced
Janus Henderson Group PLC1,400$274.3K0.00%00.0%Unchanged
MetLife Investment Management1,461$286.6K0.00%00.0%Unchanged
Colony Group, LLC1,525$299.1K0.00%+1,525New
LSV Asset Management1,700$333.0K0.00%+500+41.7%Added
Denali Advisors LLC1,724$338.2K0.04%−4,441−72.0%Reduced
Polymer Capital Management (US) LLC1,827$358.4K0.05%−822−31.0%Reduced
Wells Fargo & Company1,832$359.4K0.00%+301+19.7%Added
Enhancing Capital LLC1,860$364.8K0.27%+1,860New
Franklin Resources Inc2,058$403.7K0.00%+275+15.4%Added
Topline Capital Management, LLC2,104$412.7K0.07%+2,104New
Fruth Investment Management2,200$431.0K0.12%00.0%Unchanged
Legal & General Group Plc2,198$431.1K0.00%00.0%Unchanged
Janney Montgomery Scott LLC2,220$435.0K0.00%00.0%Unchanged
UBS Asset Management Americas Inc2,295$450.2K0.00%−2,458−51.7%Reduced
California State Teachers Retirement System2,297$450.6K0.00%+10.0%Added
Baird Financial Group, Inc.2,300$451.1K0.00%−100−4.2%Reduced
SG Americas Securities, LLC2,380$467.0K0.00%+2,380New
KLP Kapitalforvaltning AS2,400$470.8K0.00%00.0%Unchanged
State of Wisconsin Investment Board2,470$484.5K0.00%+2,470New
Shaker Investments LLC2,630$515.9K0.21%−620−19.1%Reduced
Dark Forest Capital Management LP2,694$528.4K0.02%+2,694New
Alliancebernstein L.P.2,790$547.3K0.00%−610−17.9%Reduced
RBF Capital, LLC2,800$549.2K0.03%00.0%Unchanged
JPMorgan Chase & Co2,837$556.5K0.00%+1,263+80.2%Added
Private Advisor Group, LLC2,856$560.2K0.00%00.0%Unchanged
STRS Ohio3,000$588.5K0.00%−600−16.7%Reduced
Occudo Quantitative Strategies LP3,089$605.9K0.07%+3,089New
Riverwater Partners LLC3,204$628.5K0.26%+3,204New
Gsa Capital Partners LLP3,417$670.0K0.06%+3,417New
Baker Ellis Asset Management LLC3,620$710.1K0.09%−400−10.0%Reduced
Rhumbline Advisers3,625$711.0K0.00%−72−1.9%Reduced
Clearstead Advisors, LLC3,766$738.7K0.01%00.0%Unchanged
Los Angeles Capital Management LLC3,800$745.4K0.00%−145−3.7%Reduced
Ingalls & Snyder LLC4,070$798.0K0.03%00.0%Unchanged
Quadrature Capital Ltd4,142$811.0K0.01%+4,142New
Quantinno Capital Management LP4,285$840.5K0.00%+462+12.1%Added
Nuveen, LLC4,388$860.7K0.00%−340−7.2%Reduced
Two Sigma Advisers, LP4,400$863.1K0.00%+2,800+175.0%Added
Nierenberg Investment Management Company, Inc.4,555$893.5K0.49%00.0%Unchanged
Millennium Management LLC4,823$946.0K0.00%+4,823New
Swiss National Bank4,853$951.9K0.00%00.0%Unchanged
Jane Street Group, LLC4,945$970.0K0.00%+4,945New
AQR Capital Management LLC5,031$986.8K0.00%−679−11.9%Reduced
Barclays PLC5,053$991.1K0.00%+8+0.2%Added
SummerHaven Investment Management, LLC5,068$994.1K0.58%−1,609−24.1%Reduced
Quantbot Technologies LP5,101$1.00M0.03%−2,514−33.0%Reduced
Round Rock Advisors, LLC4,703$1.10M0.17%+4,703New
Polen Capital Management LLC5,660$1.11M0.00%+8+0.1%Added
Victory Capital Management Inc5,720$1.12M0.00%−9,561−62.6%Reduced