Koppers Holdings Inc. KOP

Set alert

41.80 USD -0.03 (-0.07%)

At closeNov 3, 2026, 4:01 PM EST

41.80 0.00 0.00%

After hours · Nov 3, 4:01 PM ET

40.85 Day range 42.13

25.00 52-week range 53.00

Held by insiders 4.25%

Held by institutions 95.00%

Float held by institutions 99.23%

Institutions 270

Top institutional holders
Holder	% held	Shares	Value	Reported
Blackrock Inc.	18.84%	3,818,860	121.17M	Sep 29, 2024
Vanguard Group Inc	11.67%	2,365,891	75.07M	Sep 29, 2024
Dimensional Fund Advisors LP	6.07%	1,229,375	39.01M	Sep 29, 2024
Fuller & Thaler Asset Management Inc.	5.88%	1,192,580	37.84M	Sep 29, 2024
Pzena Investment Management Llc	3.80%	770,169	24.44M	Sep 29, 2024
State Street Corporation	3.80%	771,184	24.47M	Sep 29, 2024

Top mutual fund holders
Holder	% held	Shares	Value	Reported
iShares Core S&P Smallcap ETF	6.44%	1,304,764	41.40M	Oct 30, 2024
Undiscovered Managers Behavioral Value Fund	5.11%	1,035,867	32.87M	Sep 29, 2024
Vanguard Total Stock Market Index Fund	3.08%	623,752	19.79M	Sep 29, 2024
iShares Russell 2000 ETF	2.60%	526,194	16.70M	Oct 30, 2024
Vanguard Small-Cap Index Fund	2.41%	488,685	15.51M	Sep 29, 2024
iShares U.S. Infrastructure ETF	1.92%	389,091	12.35M	Sep 29, 2024

KOP insiders
Insider	Relation	Latest transaction	Date	Shares held
BALL LEROY M. JR.	Chief Executive Officer	Stock Gift	Nov 18, 2024	314,325
DOWD JOSEPH P	Officer	Sale	Aug 18, 2024	10,300
JENSEN TRACI L	Director	Conversion of Exercise of derivative security	May 1, 2024	27,214
NEUPAVER ALBERT J	Director	Conversion of Exercise of derivative security	May 1, 2024	78,989
PEARCE BRADLEY A	Officer	Sale	Nov 11, 2024	26,466
SANDIFER ANDREW D	Director	Conversion of Exercise of derivative security	May 1, 2024	3,949

Held by funds