Latest filing published 02 Mar 2026 for Birchtech Corp., €635k.
Filing timeline
BuySaleInsider track record
Closed purchases
Based on 2 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
- -49.6%Entry US$2.24 · Close 23 Oct 2026 US$1.13
- -66.4%Entry US$6.55 · Close at T+365 US$2.20
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.
Richard MacPherson: trading record in brief
Richard MacPherson appears in our data through filings on Birchtech Corp. shares, published by SEC (Form 4). We count 94 filings; the first trade dates from 7 October 2011 and the latest from 27 February 2026.
On the open market, the record shows 2 purchases worth €660k and 50 sales worth €4.0M. Sales outweigh purchases by €3.4M. Open-market purchases are the filings investors watch most closely, because the insider pays for the shares out of pocket. Outside the open market, there are 12 share grants and 12 option exercises. Since January 2026: 1 purchase and no sales on the market.
The newest entry dates from 2 March 2026: an open-market purchase of €635k, in Birchtech Corp. Between a trade and the moment it shows up on SEC (Form 4), the median delay is 2 days. The legal deadline for a Form 4 is two business days after the transaction. Selling is not necessarily a view on the stock: liquidity needs and diversification are common motives. This summary is built from SEC (Form 4) disclosures alone and does not predict where the share price will go.
Companies and markets linked to Richard MacPherson
Open company profiles for insider transactions, fundamentals and analyst consensus when available.
- 312,500 shares@ US$2.4065.8% of flowCommon StockSEC:0001358094-26-000001:0Canonical exit: 28 May 2026 (T+90)
- 310,427 shares@ US$0.93428.1% of flowCommon StockSEC:0001358094-25-000007:1
- 500,000 shares@ US$0.5825.6% of flowCommon StockSEC:0001358094-25-000007:0
- 181,022 shares@ US$0.52482.7% of flowCommon StockSEC:0000945836-25-000003:1
- 500,000 shares@ US$0.198.6% of flowCommon StockSEC:0000945836-25-000003:0
- 613,544 shares@ US$0.660112.4% of flowCommon StockSEC:0000945836-24-000009:1
- 1,500,000 shares@ US$0.2783.2% of flowCommon StockSEC:0000945836-24-000009:0
- 8,112 shares@ US$0.40580.1% of flowCommon StockSEC:0000945836-23-000018:1
- 16,458 shares@ US$0.200.7% of flowCommon StockSEC:0000945836-23-000018:0
- 10,903 shares@ US$0.39250.1% of flowCommon StockSEC:0000945836-23-000016:1
- 16,458 shares@ US$0.260.9% of flowCommon StockSEC:0000945836-23-000016:0
- 8,451 shares@ US$0.33110.1% of flowCommon StockSEC:0000945836-23-000012:1
- 16,458 shares@ US$0.170.6% of flowCommon StockSEC:0000945836-23-000012:0
- 7,954 shares@ US$0.300.1% of flowCommon StockSEC:0000945836-23-000011:1
- 16,458 shares@ US$0.210.1% of flowCommon StockSEC:0000945836-23-000011:2
- 11,520 shares@ US$0.300.1% of flowCommon StockSEC:0000945836-23-000011:3
- 8,229 shares@ US$0.290.5% of flowCommon StockSEC:0000945836-23-000011:0
- 250,000 shares@ US$0.2814.2% of flowCommon StockSEC:0000945836-23-000002:0
- 3,000,000 shares0Common StockSEC:0000945836-22-000007:0
- 582,000 shares@ US$1.0321.5% of flowCommon StockSEC:0000945836-21-000004:0
- 25,000 shares@ US$1.151.0% of flowCommon StockSEC:0000945836-21-000003:0Canonical exit: 20 Jun 2021 (T+90)
- 2,000,000 shares@ US$0.2316.3% of flowCommon StockSEC:0000945836-21-000002:0
- 25,000 sharesCommon StockSEC:0000945836-16-000034:0
- 750,000 shares@ US$0.45Common StockSEC:0000945836-15-000024:0
- 250,000 shares@ US$0.45Common StockSEC:0000945836-15-000024:1
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