Who
Douglas M. Schafer Jr.
EVP and CIO
Company insider
Files Form 4 as: EVP and CIO, Miami International Holdings.
In numbers
- Trades disclosed
- 78
- Buys
- 0
- Sells
- 7
- Bought
- $0
- Sold
- $26.0M
- Companies
- 1
- Companies where not an officer
- 0
- First trade
- 13 Aug 2025
- Last trade
- 2 Oct 2026
- Last filed
- 6 Oct 2026
Companies traded
Activity over time
1 Mar – 1 Oct
Buys above the line, sells below, each month.
Every trade
| Traded | Company | What | Amount | |
|---|---|---|---|---|
| 2 Oct 2026filed 6 Oct 2026 | MIAX Miami International HoldingsCapital Markets & Asset Management | SEC FORM 4 Code M | $480K40,000 at $12.00 | filing |
| 2 Oct 2026filed 6 Oct 2026 | MIAX Miami International HoldingsCapital Markets & Asset Management | SEC FORM 4 Sold | $1.3M40,000 at $33.34 | filing |
| 2 Oct 2026filed 6 Oct 2026 | MIAX Miami International Holdingsoption or derivative · Capital Markets & Asset Management | SEC FORM 4 Code M | —40,000 at $0.00 | filing |
| 2 Sep 2026filed 4 Sep 2026 | MIAX Miami International HoldingsCapital Markets & Asset Management | SEC FORM 4 Code M | $520K43,334 at $12.00 | filing |
| 2 Sep 2026filed 4 Sep 2026 | MIAX Miami International HoldingsCapital Markets & Asset Management | SEC FORM 4 Code M | $56K4,666 at $12.00 | filing |
| 2 Sep 2026filed 4 Sep 2026 | MIAX Miami International HoldingsCapital Markets & Asset Management | SEC FORM 4 Sold | $1.9M48,000 at $40.48 | filing |
| 2 Sep 2026filed 4 Sep 2026 | MIAX Miami International Holdingsoption or derivative · Capital Markets & Asset Management | SEC FORM 4 Code M | —43,334 at $0.00 | filing |
| 2 Sep 2026filed 4 Sep 2026 | MIAX Miami International Holdingsoption or derivative · Capital Markets & Asset Management | SEC FORM 4 Code M | —4,666 at $0.00 | filing |
| 2 Sep 2026filed 4 Sep 2026 | MIAX Miami International Holdingsoption or derivative · Capital Markets & Asset Management | SEC FORM 4 Code M | —43,334 at $0.00 | filing |
| 2 Sep 2026filed 4 Sep 2026 | MIAX Miami International Holdingsoption or derivative · Capital Markets & Asset Management | SEC FORM 4 Code M | —4,666 at $0.00 | filing |
| 2 Sep 2026filed 4 Sep 2026 | MIAX Miami International HoldingsCapital Markets & Asset Management | SEC FORM 4 Code M | $520K43,334 at $12.00 | filing |
| 2 Sep 2026filed 4 Sep 2026 | MIAX Miami International HoldingsCapital Markets & Asset Management | SEC FORM 4 Code M | $56K4,666 at $12.00 | filing |
| 2 Sep 2026filed 4 Sep 2026 | MIAX Miami International HoldingsCapital Markets & Asset Management | SEC FORM 4 Sold | $1.9M48,000 at $40.48 | filing |
| 4 Aug 2026filed 6 Aug 2026 | MIAX Miami International HoldingsCapital Markets & Asset Management | SEC FORM 4 Code M | $576K48,000 at $12.00 | filing |
| 4 Aug 2026filed 6 Aug 2026 | MIAX Miami International HoldingsCapital Markets & Asset Management | SEC FORM 4 Sold | $2.2M48,000 at $45.71 | filing |
| 4 Aug 2026filed 6 Aug 2026 | MIAX Miami International Holdingsoption or derivative · Capital Markets & Asset Management | SEC FORM 4 Code M | —48,000 at $0.00 | filing |
| 4 Aug 2026filed 6 Aug 2026 | MIAX Miami International Holdingsoption or derivative · Capital Markets & Asset Management | SEC FORM 4 Code M | —48,000 at $0.00 | filing |
| 4 Aug 2026filed 6 Aug 2026 | MIAX Miami International HoldingsCapital Markets & Asset Management | SEC FORM 4 Code M | $576K48,000 at $12.00 | filing |
| 4 Aug 2026filed 6 Aug 2026 | MIAX Miami International HoldingsCapital Markets & Asset Management | SEC FORM 4 Sold | $2.2M48,000 at $45.71 | filing |
| 2 Jul 2026filed 7 Jul 2026 | MIAX Miami International HoldingsCapital Markets & Asset Management | SEC FORM 4 Code M | $72K6,000 at $12.00 | filing |
News
No headline names them, or the companies they trade most, lately.