KOP

Koppers Holdings Inc$49.05 1.20%
MaterialsUSCUSIP 50060P106· EOD Jul 16, 2026◍ Confluence graph
Tracked 13F Holders
152
+8 QoQ
13F Value (tracked)
$613.4M
Insider Net · 180d
-$760K
0↑ 1↓
Recent Filings
15
Smart-money sentimentMixed
BearishBullish
13F funds (latest Q)29 adding · 21 trimming
Insider net (180d)-$760K

Price & smart-money activity

$49.05 1.20%5Y +66.3%
$17.48$28.11$38.74$49.37$60.0020212022202320242025202616191219318131418211714212202022236252123242661282283326334241037242372643284137384144036322
Hover for who · click for detailEnd-of-day closing prices52w $26.35 – $49.05
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Ask your agent what changed in KOP

This stock page is the public Follow view. For one current, evidence-backed answer, use capital_change_brief through REST or MCP. It compares tracked 13F changes with qualifying Form 4 activity and cites the SEC evidence.

Copy-paste
curl -H "Authorization: Bearer YOUR_API_KEY" \
  "https://arkolith.com/api/v1/stocks/KOP/capital-change-brief"
Ask your agent
Use Arkolith's capital_change_brief for KOP.
Tell me what changed, whether insider activity
corroborates it, and cite the SEC evidence.

Top institutional holders

152 tracked 13F filers
#FundPosition valueSharesLast moveAs ofHistory
1BlackRock, Inc.
$117.8M
3.0M
−18%
Reduced · −658K sh
Q1 2026
2PZENA INVESTMENT MANAGEMENT LLC
$46.8M
1.2M
+0.4%
Added · +5K sh
Q1 2026
3DIMENSIONAL FUND ADVISORS LP
$46.1M
1.2M
+1.5%
Added · +18K sh
Q1 2026
4FULLER & THALER ASSET MANAGEMENT, INC.
$37.9M
979K
−3.5%
Reduced · −35K sh
Q1 2026
5VANGUARD CAPITAL MANAGEMENT LLC
$32.5M
840K
New
+840K sh
Q1 2026
6STATE STREET CORP
$29.1M
752K
−1.6%
Reduced · −12K sh
Q1 2026
7AMERICAN CENTURY COMPANIES INC
$20.7M
535K
+28%
Added · +116K sh
Q1 2026
8VANGUARD PORTFOLIO MANAGEMENT LLC
$20.5M
531K
New
+531K sh
Q1 2026
9CHARLES SCHWAB INVESTMENT MANAGEMENT INC
$18.5M
478K
−16%
Reduced · −91K sh
Q1 2026
10GEODE CAPITAL MANAGEMENT, LLC
$18.1M
468K
+2.2%
Added · +10K sh
Q1 2026
11Quaker Capital Investments, LLC
$17.7M
458K
−3.6%
Reduced · −17K sh
Q1 2026
12TWO SIGMA INVESTMENTS, LP
$16.2M
418K
+114%
Added · +222K sh
Q1 2026
13AMERIPRISE FINANCIAL INC
$10.1M
262K
−4.2%
Reduced · −11K sh
Q1 2026
14NORTHERN TRUST CORP
$9.5M
245K
+2.6%
Added · +6K sh
Q1 2026
15Dana Investment Advisors, Inc.
$9.1M
235K
−0.2%
Reduced · −534 sh
Q1 2026
16Bank of New York Mellon Corp
$8.7M
224K
−3.0%
Reduced · −7K sh
Q1 2026
17MORGAN STANLEY
$8.6M
222K
+5.5%
Added · +12K sh
Q1 2026
18Russell Investments Group, Ltd.
$7.1M
183K
−13%
Reduced · −27K sh
Q1 2026
19ARROWSTREET CAPITAL, LIMITED PARTNERSHIP
$6.3M
162K
New
+162K sh
Q1 2026
20HUNTINGTON NATIONAL BANK
$6.1M
157K
−4.5%
Reduced · −7K sh
Q1 2026
21BRIDGEWAY CAPITAL MANAGEMENT, LLC
$5.7M
148K
+5.3%
Added · +7K sh
Q1 2026
22JANE STREET GROUP, LLC
$5.7M
147K
New
+147K sh
Q1 2026
23GOLDMAN SACHS GROUP INC
$5.6M
145K
+6.4%
Added · +9K sh
Q1 2026
24PRINCIPAL FINANCIAL GROUP INC
$5.2M
136K
+16%
Added · +19K sh
Q1 2026
25Universal- Beteiligungs- und Servicegesellschaft mbH
$5.0M
130K
~0%
Added · +30 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)
7
funds
Added
22
funds
Reduced
21
funds
Exited
0
funds

Insider activity (Form 4)

Full insider page →
Buys · 180d
$0
0 insiders
Sells · 180d
$760K
1 insiders
Net
-$760K
7 P/S txns
Signal
Net Selling
open-market
DateInsiderRoleActionSharesValue
Jun 18, 2026BALL M LEROYCEO, DirectorSell (S)3K$150K
Jun 15, 2026Feng XudongDirectorGrant (A)34$0
Jun 15, 2026WILKERSON SONJA MICHELLEDirectorGrant (A)30$0
Jun 15, 2026MOTLEY DAVID LDirectorGrant (A)21$0
Jun 15, 2026Sandifer Andrew DDirectorGrant (A)14$0
Jun 11, 2026BALL M LEROYCEO, DirectorSell (S)4K$171K
Jun 11, 2026BALL M LEROYCEO, DirectorGift (G)300$0
Jun 3, 2026Feng XudongDirectorGift (G)6K$0
May 26, 2026Brenner Eric D.CFO and TreasurerGrant (A)7K$0
May 13, 2026BALL M LEROYCEO, DirectorSell (S)3K$113K
May 12, 2026Pearce Bradley AInterim CFO and CAOGrant (A)5K$0
May 7, 2026Posadas Laura JDirectorOption exercise (M)11$0

Institutional ownership over time

149 funds+22 since Q3 2024
076151Q3 2024Q1 2025Q3 2025Q1 2026
funds holding aggregate valuelatest $613.2M

Funds that own KOP also own

CompanyCo-held byCombined value
MICROSOFT CORPMSFT53 funds$26.7B
JPMORGAN CHASE & COJPM52 funds$8.2B
COSTCO WHOLESALE CORPCOST52 funds$4.2B
BANK OF AMERICA CORPBAC52 funds$3.2B
AUTOMATIC DATA PROCESSINGADP52 funds$905.9M
APPLE INCAAPL51 funds$32.6B
ALPHABET INC-CL AGOOGL51 funds$17.3B
ALPHABET INC-CL CGOOG51 funds$12.3B
META PLATFORMS INC-CLASS AMETA51 funds$11.6B
ELI LILLY & COLLY51 funds$7.4B
EXXON MOBIL CORPXOM51 funds$5.8B
WELLS FARGO & COWFC51 funds$2.8B

Ranked by how many of KOP'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 KOP. 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.