Who
Cynthia Schwarzkopf
Director
Company insider
Files Form 4 as: Director, Miami International Holdings.
In numbers
- Trades disclosed
- 40
- Buys
- 0
- Sells
- 3
- Bought
- $0
- Sold
- $2.5M
- Companies
- 1
- Companies where not an officer
- 1
- First trade
- 15 Aug 2025
- Last trade
- 17 Aug 2026
- Last filed
- 19 Aug 2026
Companies traded
Activity over time
1 Jun – 1 Oct
Buys above the line, sells below, each month.
Every trade
| Traded | Company | What | Amount | |
|---|---|---|---|---|
| 17 Aug 2026filed 19 Aug 2026 | MIAX Miami International HoldingsCapital Markets & Asset Management | SEC FORM 4 Code M | $60K5,000 at $12.00 | filing |
| 17 Aug 2026filed 19 Aug 2026 | MIAX Miami International HoldingsCapital Markets & Asset Management | SEC FORM 4 Sold | $214K5,000 at $42.85 | filing |
| 17 Aug 2026filed 19 Aug 2026 | MIAX Miami International Holdingsoption or derivative · Capital Markets & Asset Management | SEC FORM 4 Code M | —5,000 at $0.00 | filing |
| 17 Aug 2026filed 19 Aug 2026 | MIAX Miami International Holdingsoption or derivative · Capital Markets & Asset Management | SEC FORM 4 Code M | —5,000 at $0.00 | filing |
| 17 Aug 2026filed 19 Aug 2026 | MIAX Miami International HoldingsCapital Markets & Asset Management | SEC FORM 4 Code M | $60K5,000 at $12.00 | filing |
| 17 Aug 2026filed 19 Aug 2026 | MIAX Miami International HoldingsCapital Markets & Asset Management | SEC FORM 4 Sold | $214K5,000 at $42.85 | filing |
| 15 Jul 2026filed 16 Jul 2026 | MIAX Miami International HoldingsCapital Markets & Asset Management | SEC FORM 4 Code M | $60K5,000 at $12.00 | filing |
| 15 Jul 2026filed 16 Jul 2026 | MIAX Miami International HoldingsCapital Markets & Asset Management | SEC FORM 4 Sold | $210K5,000 at $42.00 | filing |
| 15 Jul 2026filed 16 Jul 2026 | MIAX Miami International Holdingsoption or derivative · Capital Markets & Asset Management | SEC FORM 4 Code M | —5,000 at $0.00 | filing |
| 15 Jul 2026filed 16 Jul 2026 | MIAX Miami International Holdingsoption or derivative · Capital Markets & Asset Management | SEC FORM 4 Code M | —5,000 at $0.00 | filing |
| 15 Jul 2026filed 16 Jul 2026 | MIAX Miami International HoldingsCapital Markets & Asset Management | SEC FORM 4 Code M | $60K5,000 at $12.00 | filing |
| 15 Jul 2026filed 16 Jul 2026 | MIAX Miami International HoldingsCapital Markets & Asset Management | SEC FORM 4 Sold | $210K5,000 at $42.00 | filing |
| 16 Jun 2026filed 17 Jun 2026 | MIAX Miami International HoldingsCapital Markets & Asset Management | SEC FORM 4 Code A | —4,970 at $0.00 | filing |
| 16 Jun 2026filed 17 Jun 2026 | MIAX Miami International Holdingsoption or derivative · Capital Markets & Asset Management | SEC FORM 4 Code A | —5,142 at $0.00 | filing |
| 16 Jun 2026filed 17 Jun 2026 | MIAX Miami International Holdingsoption or derivative · Capital Markets & Asset Management | SEC FORM 4 Code A | —5,142 at $0.00 | filing |
| 16 Jun 2026filed 17 Jun 2026 | MIAX Miami International HoldingsCapital Markets & Asset Management | SEC FORM 4 Code A | —4,970 at $0.00 | filing |
| 15 Jun 2026filed 17 Jun 2026 | MIAX Miami International HoldingsCapital Markets & Asset Management | SEC FORM 4 Code A | —2,267 at $0.00 | filing |
| 15 Jun 2026filed 17 Jun 2026 | MIAX Miami International HoldingsCapital Markets & Asset Management | SEC FORM 4 Code A | —2,267 at $0.00 | filing |
| 11 Jun 2026filed 12 Jun 2026 | MIAX Miami International HoldingsCapital Markets & Asset Management | SEC FORM 4 Code M | $234K19,500 at $12.00 | filing |
| 11 Jun 2026filed 12 Jun 2026 | MIAX Miami International HoldingsCapital Markets & Asset Management | SEC FORM 4 Sold | $814K19,500 at $41.73 | filing |
News
No headline names them, or the companies they trade most, lately.