Preformed Line Products Co

PLPC

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

SEC filings (opens in a new tab)

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.

Q1 2026 vs. Q4 2025

How the institutions holding Preformed Line Products Co changed between Q4 2025 and Q1 2026.

All holders in Q1 2026 All holders in Q4 2025

13F holders of PLPC: Q4 2025 compared with Q1 2026
Measure	Q4 2025	Of which not filed for Q1 2026	Q1 2026	Change
Holders	147	3	185	+41
Shares	3.15M	160.9K	3.26M	+274.2K (+9.2%)
Value	$650.7M	$33.3M	$882.7M	+$265.3M (+43.0%)

3 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so the changes leave them out.

New holders (56)

Institutions that held Preformed Line Products Co at the end of Q1 2026 but not at the end of Q4 2025.

Institutions new to PLPC in Q1 2026
Institution	Shares	Value	% of portfolio
Wasatch Advisors Inc	112,889	$30.6M	0.20%
Vanguard Capital Management LLC	110,467	$29.9M	0.00%
Vanguard Portfolio Management LLC	49,542	$13.4M	0.00%
Tributary Capital Management, LLC	39,391	$10.7M	1.04%
Ranger Investment Management, L.P.	18,722	$5.07M	0.37%
Vanguard Fiduciary Trust Co	16,912	$4.58M	0.00%
Victory Capital Management Inc	15,989	$4.33M	0.00%
Envestnet Asset Management Inc	9,421	$2.55M	0.00%
Raymond James Financial Inc	9,179	$2.49M	0.00%
Aquatic Capital Management LLC	6,190	$1.68M	0.05%
Susquehanna International Group, LLP	5,409	$1.46M	0.00%
Defiance ETFs, LLC	4,032	$1.09M	0.02%
XTX Topco Ltd	3,631	$983.1K	0.02%
Virginia Retirement Systems Et Al	3,100	$839.3K	0.01%
Vident Advisory, LLC	2,692	$728.9K	0.01%
Gsa Capital Partners LLP	2,473	$670.0K	0.04%
B. Metzler seel. Sohn & Co. AG	2,098	$568.0K	0.01%
Y-Intercept (Hong Kong) Ltd	1,948	$527.4K	0.01%
Vanguard Asset Management, Ltd	1,930	$522.5K	0.00%
HSBC Holdings PLC	1,532	$416.5K	0.00%
Vanguard Global Advisers, LLC	1,459	$395.0K	0.00%
Wiley Bros.-Aintree Capital, LLC	1,431	$387.2K	0.00%
Two Sigma Securities, LLC	1,377	$372.8K	0.04%
Azzad Asset Management Inc	1,323	$358.1K	0.04%
First National Bank of Omaha	1,275	$345.2K	0.01%
GWM Advisors LLC	1,250	$338.3K	0.00%
Kings Path Partners LLC	1,155	$312.7K	0.11%
Freestone Grove Partners LP	1,143	$309.5K	0.00%
Manufacturers Life Insurance Company, The	1,078	$291.9K	0.00%
Fox Run Management, L.L.C.	1,077	$284.1K	0.05%
Sequoia Financial Advisors, LLC	940	$254.5K	0.00%
State Board of Administration of Florida Retirement System	931	$252.1K	0.00%
Intech Investment Management LLC	840	$227.4K	0.00%
DRW Securities, LLC	839	$227.2K	0.01%
D L Carlson Investment Group Inc	833	$225.5K	0.04%
CCG Wealth Management, LLC	805	$218.0K	0.06%
Denali Advisors LLC	748	$202.5K	0.02%
Arizona State Retirement System	740	$200.4K	0.00%
Vanguard Investments Australia, Ltd.	659	$178.4K	0.00%
Fifth Third Bancorp	313	$84.7K	0.00%
IFP Advisors, Inc	118	$31.9K	0.00%
Umb Bank N A	47	$12.7K	0.00%
Private Trust Co NA	47	$12.7K	0.00%
Intentional Wealth Strategies, LLC	25	$6.77K	0.01%
Twin Peaks Wealth Advisors, LLC	12	$3.25K	0.00%
Root Financial Partners, LLC	7	$1.90K	0.00%
Northwestern Mutual Wealth Management Co	4	$1.08K	0.00%
Golden State Equity Partners	4	$1.08K	0.00%
MJT & Associates Financial Advisory Group, Inc.	4	$1.08K	0.00%
Spire Wealth Management	3	$812	0.00%
Allworth Financial LP	2	$542	0.00%
Hughes Financial Services, LLC	2	$542	0.00%
Sound Income Strategies, LLC	1	$291	0.00%
Farther Finance Advisors, LLC	1	$291	0.00%
Advisory Services Network, LLC	1	$271	0.00%
Frazier Financial Advisors, LLC	1	$271	0.00%

Sold out (15)

Institutions that held Preformed Line Products Co at the end of Q4 2025 and filed for Q1 2026 without it.

Institutions that sold out of PLPC in Q1 2026
Institution	Shares, Q4 2025	Value, Q4 2025
CM Management, LLC	25,000	$5.17M
Lazard Asset Management LLC	17,668	$3.65M
Congruence Capital, LLC	15,414	$3.19M
Citadel Advisors LLC	12,121	$2.51M
Two Sigma Advisers, LP	2,100	$434.1K
SEI Investments Co	2,057	$425.2K
Polymer Capital Management (US) LLC	1,649	$340.9K
Colony Group, LLC	1,500	$294.2K
Marshall Wace, LLP	1,290	$266.7K
Quest Partners LLC	196	$40.5K
DekaBank Deutsche Girozentrale	253	$34.0K
Montag A & Associates Inc	150	$31.0K
Amalgamated Bank	81	$17.0K
Laurel Wealth Advisors LLC	2	$414
SRS Capital Advisors, Inc.	1	$207

Not filed for Q1 2026 yet (3)

Institutions that held Preformed Line Products Co at the end of Q4 2025 and haven't filed a 13F for Q1 2026. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding PLPC in Q4 2025 that haven't filed for Q1 2026
Institution	Shares, Q4 2025	Value, Q4 2025
Vanguard Group Inc	160,864	$33.3M
ORG Partners LLC	4	$826
CIBC Private Wealth Group, LLC	2	$413