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Total declarations
Company
▲ Purchases (7 ops.)
▼ Sales (0 ops.)
Latest filing published 19 May 2025 for NPK International Inc..
Filing timeline
BuySaleJohn C. Minge
Insider track record
Disclosed buys
7
Disclosed sells
0
T+90 hit rate
100%
T+90 mean return
+46.5%
Across 1 buy signal with a settled T+90 return. Return basis: close on the day after publication.
Signal history
John C. Minge: trading record in brief
John C. Minge is a declared insider of NPK International Inc. (board member), with filings sourced from SEC (Form 4). In total, 16 filings cover trades dated from 17 May 2018 to 15 May 2025.
Purchases make up the whole of the open-market record (7 purchases, €173k). Open-market purchases are the filings investors watch most closely, because the insider pays for the shares out of pocket. The rest of the record consists of 9 share grants. 2025 to date brings 1 purchase and no sales.
The median purchase comes to €19k. Of 7 purchases, 2 formed part of a group of insiders buying within 30 days of each other. Such overlaps are known as a cluster signal: distinct people reaching the same decision at about the same time.
The newest entry dates from 19 May 2025: a share grant, in NPK International Inc. The last purchase on record was published on 6 March 2025, which is 596 days ago. Filings reach the SEC (Form 4) feed a median of 2 days after the trade. US insiders must file a Form 4 within two business days of a trade. These figures are compiled from regulatory filings published by SEC (Form 4). They describe what insiders did and are not a recommendation.
Companies and markets linked to John C. Minge
Open company profiles for insider transactions, fundamentals and analyst consensus when available.
Declarations11 total
15,097 shares0Common StockSEC:0000071829-25-000074:0
10,000 shares@ US$5.38100.0% of flowCommon StockSEC:0000071829-25-000014:0
Canonical exit: 3 Jun 2025 (T+90)
16,108 shares0Common StockSEC:0000071829-24-000066:0
32,134 shares0Common StockSEC:0000071829-23-000086:0
38,560 shares0Common StockSEC:0000071829-23-000071:0
5,000 shares@ US$4.0019.6% of flowCommon StockSEC:0000071829-23-000019:0
Canonical exit: 13 Jun 2023 (T+90)
5,000 shares@ US$3.6418.5% of flowCommon StockSEC:0000071829-22-000182:0
Canonical exit: 19 Feb 2023 (T+90)
5,000 shares@ US$3.948120.7% of flowCommon StockSEC:0000071829-22-000174:0
Canonical exit: 8 Feb 2023 (T+90)
15,000 shares@ US$2.656741.2% of flowCommon StockSEC:0000071829-22-000151:0
Canonical exit: 14 Nov 2022 (T+90)
36,496 shares0Common StockSEC:0000071829-22-000091:0
34,299 shares0Common StockSEC:0000071829-21-000068:0
11 of 11 declarations
