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Total declarations
Company
▲ Purchases (0 ops.)
▼ Sales (4 ops.)
Latest filing published 23 Feb 2026 for MKS INC, €904k. Read the official filing
Filing timeline
BuySaleKathleen Flaherty Burke
Insider track record
Disclosed buys
0
Disclosed sells
4
Not enough buy signals with a settled T+90 horizon to measure a track record yet.
Signal history
Kathleen Flaherty Burke: trading record in brief
All filings by Kathleen Flaherty Burke on record concern MKS Inc, in the capacity of senior executive. Between 28 October 2021 and 20 February 2026, the trades on record add up to 12 filings.
Sales make up the whole of the open-market record (4 sales, €2.8M). Besides market trades, the filings include 8 option exercises. So far in 2026, the count stands at no purchases and 1 sale.
The record was last updated on 23 February 2026 with an open-market sale (€904k) in MKS Inc. Between a trade and the moment it shows up on SEC (Form 4), the median delay is 1 day. For comparison, the SEC allows two business days to file a Form 4. Keep in mind that insiders sell for many reasons unrelated to the outlook, from tax bills to estate planning. Source: insider filings from SEC (Form 4). Past trades are no guide to future returns.
Companies and markets linked to Kathleen Flaherty Burke
Open company profiles for insider transactions, fundamentals and analyst consensus when available.
Declarations12 total
4,254 shares@ US$250.00100.0% of flowCommon StockSEC:0001049502-26-000032:0
3,450.859 sharesCommon StockSEC:0001049502-26-000018:0
158 sharesCommon StockSEC:0001049502-25-000037:0
2,286.756 sharesCommon StockSEC:0001127602-25-005633:0
7,411 shares@ US$122.8944.2% of flowCommon StockSEC:0001127602-24-007993:0
2,032.561 sharesCommon StockSEC:0001127602-24-005323:0
6,186 shares@ US$101.083729.8% of flowCommon StockSEC:0001127602-23-022181:0
5,377.067 shares@ US$101.400826.0% of flowCommon StockSEC:0001127602-23-022181:1
1,844.625 sharesCommon StockSEC:0001127602-23-005507:0
2,179.029 sharesCommon StockSEC:0001127602-22-024523:0
1,290.831 sharesCommon StockSEC:0001127602-22-005309:0
2,179.029 sharesCommon StockSEC:0001127602-21-027839:0
12 of 12 declarations
