PLPC

Preformed Line Products Co$363.02 3.53%
IndustrialsUSCUSIP 740444104· EOD Jun 5, 2026◍ Confluence graph
Tracked 13F Holders
49
+26 QoQ
13F Value (tracked)
$232.6M
Insider Net · 180d
$0
0↑ 0↓
Recent Filings
15
Smart-money sentimentBullish
BearishBullish
13F funds (latest Q)16 adding · 4 trimming
Insider net (180d)$0

Price & smart-money activity

$363.02 3.53%5Y +394.1%
$30.38$123.26$216.15$309.04$401.922021202220232024202520266676771071191778171412141313151912121925101423131918132412251423223416
Hover for who · click for detailEnd-of-day closing prices52w $140.59 – $387.72
Build

Use PLPC data in an agent

The public view is the crawlable proof. The same sourced dataset is available through REST and MCP for agents, research scripts, and back-office tools.

Build

Ask your agent who owns PLPC

This stock page is the Follow view. The Build view lets your agent query PLPC owners, fund changes, insider filings, and source links through REST or MCP.

Copy-paste
curl -H "Authorization: Bearer YOUR_API_KEY" \
  "https://arkolith.com/api/v1/stocks/PLPC"
Ask your agent
Use Arkolith to show who owns PLPC,
which funds added or reduced it, and which
SEC filings prove each claim.

Top institutional holders

49 tracked 13F filers
#FundPosition valueSharesLast moveAs ofHistory
1BlackRock, Inc.
$55.4M
205K
+2.5%
Added · +5K sh
Q1 2026
2VANGUARD GROUP INC
$33.3M
161K
−0.8%
Reduced · −1K sh
Q4 2025
3WASATCH ADVISORS LP
$30.6M
113K
New
+113K sh
Q1 2026
4FMR LLC
$22.9M
84K
+0.6%
Added · +507 sh
Q1 2026
5GEODE CAPITAL MANAGEMENT, LLC
$20.2M
75K
+1.6%
Added · +1K sh
Q1 2026
6STATE STREET CORP
$16.1M
60K
+2.6%
Added · +2K sh
Q1 2026
7VANGUARD PORTFOLIO MANAGEMENT LLC
$13.4M
50K
New
+50K sh
Q1 2026
8Grantham, Mayo, Van Otterloo & Co. LLC
$8.0M
29K
−21%
Reduced · −8K sh
Q1 2026
9Man Group plc
$4.9M
18K
+32%
Added · +4K sh
Q1 2026
10VANGUARD FIDUCIARY TRUST CO
$4.6M
17K
New
+17K sh
Q1 2026
11O'SHAUGHNESSY ASSET MANAGEMENT, LLC
$3.2M
12K
+6.1%
Added · +666 sh
Q1 2026
12RITHOLTZ WEALTH MANAGEMENT
$2.5M
9K
+11%
Added · +943 sh
Q1 2026
13POLEN CAPITAL MANAGEMENT LLC
$2.0M
7K
+30%
Added · +2K sh
Q1 2026
14STOREBRAND ASSET MANAGEMENT AS
$1.9M
7K
+0.3%
Added · +19 sh
Q1 2026
15Connor, Clark & Lunn Investment Management Ltd.
$1.8M
7K
−1.0%
Reduced · −65 sh
Q1 2026
16Aquatic Capital Management LLC
$1.7M
6K
New
+6K sh
Q1 2026
17LOS ANGELES CAPITAL MANAGEMENT LLC
$1.5M
6K
+96%
Added · +3K sh
Q1 2026
18Tidal Investments LLC
$1.1M
4K
+41%
Added · +1K sh
Q1 2026
19Clearstead Advisors, LLC
$1.1M
4K
Held
Q1 2026
20Vident Advisory, LLC
$729K
3K
New
+3K sh
Q1 2026
21Private Advisor Group, LLC
$690K
3K
−1.0%
Reduced · −25 sh
Q1 2026
22B. Metzler seel. Sohn & Co. AG
$568K
2K
New
+2K sh
Q1 2026
23Y-Intercept (Hong Kong) Ltd
$527K
2K
New
+2K sh
Q1 2026
24MetLife Investment Management, LLC
$396K
1K
Held
Q1 2026
25&PARTNERS
$387K
1K
New
+1K sh
Q1 2026

Holders and values reflect the 13F filers Arkolith currently tracks, not the entire institutional universe. Counts and totals are a floor, not the full institutional ownership.

Fund activity: latest quarter

Opened (NEW)
10
funds
Added
6
funds
Reduced
4
funds
Exited
0
funds

Insider activity (Form 4)

Full insider page →
Buys · 180d
$0
0 insiders
Sells · 180d
$0
0 insiders
Net
$0
0 P/S txns
Signal
Mixed
open-market
DateInsiderRoleActionSharesValue
Jun 12, 2026Klaus Andrew SCFODisposed to issuer (D)635$230K
Jun 11, 2026Ruhlman Jon RyanPresident, DirectorDisposed to issuer (D)1K$361K
Jun 8, 2026Hofstetter John MExecutive Vice PresidentDisposed to issuer (D)3K$1.2M
Mar 13, 2026RUHLMAN ROBERT GExecutive Chairman, Director, 10% OwnerDisposed to issuer (D)3K$649K
Mar 12, 2026Olenik John JVP-Research & EngineeringDisposed to issuer (D)752$196K
Mar 12, 2026CORLETT GLEN EDirectorDisposed to issuer (D)400$104K
Mar 10, 2026Morcos Assaad AVP, US ManufacturingDisposed to issuer (D)2K$456K
Mar 10, 2026Morcos Assaad AVP, US ManufacturingOption exercise (M)2K$232K
Mar 10, 2026O'Shaughnessy TimothyV.P. Human ResourcesDisposed to issuer (D)1K$324K
Mar 10, 2026David C SunkleDirectorDisposed to issuer (D)2K$417K
Mar 10, 2026Morcos Assaad AVP, US ManufacturingOption exercise (M)2K$232K
Mar 10, 2026Hofstetter John MExecutive Vice PresidentDisposed to issuer (D)6K$1.6M

Institutional ownership over time

124 funds+70 since Q2 2022
062124Q2 2022Q1 2023Q4 2023Q3 2024Q2 2025Q1 2026
funds holding aggregate valuelatest $798.9M

Funds that own PLPC also own

CompanyCo-held byCombined value
NVIDIA CORPNVDA45 funds$26.7B
APPLE INCAAPL45 funds$24.3B
MICROSOFT CORPMSFT44 funds$20.4B
AMAZON.COM INCAMZN44 funds$14.9B
ALPHABET INC-CL AGOOGL44 funds$13.4B
BROADCOM INCAVGO44 funds$11.5B
META PLATFORMS INC-CLASS AMETA44 funds$9.9B
ELI LILLY & COLLY44 funds$6.6B
VISA INC-CLASS A SHARESV44 funds$5.5B
MASTERCARD INC - AMA44 funds$4.5B
LAM RESEARCH CORPLRCX44 funds$3.9B
UNITEDHEALTH GROUP INCUNH44 funds$2.7B

Ranked by how many of PLPC's institutional holders also hold each name, a cross-fund conviction signal. Via the MCP server (ticker.co_held).

Recent filings

15 shown

Browse more

13F holdings + Form 4 insider transactions + end-of-day price history + the live filing stream, joined for PLPC. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes. Every panel above is one call to the Arkolith API & MCP server.