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Companies
▲ Purchases (7 ops.)
▼ Sales (44 ops.)
Latest filing published 01 Sept 2026 for Koppers Holdings Inc., €159k.
Filing timeline
BuySaleM. Leroy Ball
Insider track record
Disclosed buys
7
Disclosed sells
44
Signal history
Closed purchases
Market purchases
7
Positive at T+90
86%
Median T+90
+32.4%
Based on 7 purchases whose 90-day window has closed (published at least 91 days ago), the same population our ranking model reads.
Purchases by company
Since each purchase
- -48.3%Entry US$17.55 · Close at T+365 US$9.08
- +114.9%Entry US$17.15 · Close at T+365 US$36.85
- +94.6%Entry US$18.75 · Close at T+365 US$36.48
- +86.0%Entry US$22.40 · Close at T+365 US$41.66
- -19.3%Entry US$34.45 · Close at T+365 US$27.79
Entry is the close on the day after publication, the first price a reader could act on. Prices in the listing currency. Past moves are not a forecast.
M. Leroy Ball: trading record in brief
M. Leroy Ball, CEO of Koppers Holdings Inc. (138 filings), also sits as a Director at ATI Inc (12). The record holds 150 filings published from January 26, 2016 to September 1, 2026.
It mixes purchases and sales. Seven purchases, 14% of market trades, are worth EUR 637,928 with a median of EUR 60,632; the two largest, EUR 226,251 and EUR 162,437, took place on November 12, 2018, and the third, EUR 66,653, on December 3, 2018, all at Koppers. The 44 sales total EUR 5.5 million, median EUR 107,754; the three largest cluster in autumn 2023: EUR 394,699 on November 14, EUR 327,850 on November 15 and EUR 367,038 on December 1. On top come 46 grants, 39 option exercises and 14 filings of another nature.
The annual peak is 2024, with 46 filings, ahead of 2026 (26) and 2023 (22); 2016 and 2017 hold only 3. The last twelve months hold 27 filings, 9 of them sales. The median publication delay is 2 days.
At Koppers, 25 of Ball's trades fall within 30 days of a trade by Joseph P. Dowd, 19 of James A. Sullivan and 13 of Bradley A. Pearce, in the same direction; for Leslie S. Hyde, 16 are close, 15 of them in the same direction.
Companies and markets linked to M. Leroy Ball
Open company profiles for insider transactions, fundamentals and analyst consensus when available.
Declarations150 total
4,000 shares@ US$45.960.021% mcap5.5% of flowCommon StockSEC:0001229771-26-000020:0
200 shares0Common StockSEC:0001229771-26-000020:1
3,000 shares@ US$45.840.015% mcap4.1% of flowCommon StockSEC:0001229771-26-000018:0
3,412 shares@ US$43.903.0% of flowCommon StockSEC:0001229771-26-000016:0
4,141 shares@ US$41.343.4% of flowCommon StockSEC:0001229771-26-000013:0
300 sharesCommon StockSEC:0001229771-26-000013:1
905 shares0Common Stock, par value $0.10 per shareSEC:0001229771-26-000011:0
2,659 shares@ US$42.550.013% mcap3.4% of flowCommon StockSEC:0001229771-26-000010:0
1,200 shares0Common StockSEC:0001229771-26-000008:1
2,489 shares@ US$37.917.2% of flowCommon StockSEC:0001229771-26-000008:0
325 shares0Common StockSEC:0001229771-26-000006:3
328 shares@ US$37.450.1% of flowCommon StockSEC:0001229771-26-000006:1
3,763 shares@ US$37.020.7% of flowCommon StockSEC:0001229771-26-000006:2
2,184 shares@ US$36.536.0% of flowCommon StockSEC:0001229771-26-000006:0
1,215 shares0Common StockSEC:0001229771-26-000004:1
22,236 shares@ US$37.244.0% of flowCommon StockSEC:0001229771-26-000004:2
50,025 shares0Common StockSEC:0001229771-26-000004:0
22,282 shares@ US$35.063.8% of flowCommon StockSEC:0001229771-26-000002:1
350 shares0Common Stock, par value $0.10 per shareSEC:0001193125-26-059487:0
30,728 shares@ US$18.1141.2% of flowCommon StockSEC:0001229771-26-000002:0
22,241 shares@ US$33.203.6% of flowCommon StockSEC:0001315257-26-000006:1
30,000 shares@ US$18.1140.0% of flowCommon StockSEC:0001315257-26-000006:0
64,634 sharesCommon StockSEC:0001315257-26-000002:1
2,056 shares0Common StockSEC:0001315257-26-000002:2
39,811 shares@ US$26.935.3% of flowCommon StockSEC:0001315257-26-000002:3
25 of 150 declarations
