Harborne Christopher insider trades
Harborne Christopher has filed 56 Form 4s with the SEC that we hold, all for Innovative Solutions & Support INC (ISSC), as 10% owner. Across all of them we count 45 purchases worth $5.7M and 26 sales worth $12.6M reported on Form 4. None of these purchases or sales is dated in the last 12 months. The largest single trade was a sale of 145,009 shares of Innovative Solutions & Support INC worth $2.0M, dated 2025-06-30. The first filing on our record is dated 2022-09-13 and the latest 2025-07-01.
Innovative Solutions & Support INC (ISSC)
10% owner · 56 filings · 71 purchases and sales
| Trade date | Code | Shares | Value as filed | Filed |
|---|---|---|---|---|
| 2022-02-24 | P, purchase reported on Form 4 | 20,086 | $155.7K | 2023-02-28 |
| 2022-02-27 | P, purchase reported on Form 4 | 4,666 | $36.2K | 2023-02-28 |
| 2022-02-28 | P, purchase reported on Form 4 | 3,284 | $25.5K | 2023-03-01 |
| 2022-09-08 | P, purchase reported on Form 4 | 45,932 | $405.6K | 2022-09-13 |
| 2022-09-09 | P, purchase reported on Form 4 | 40,033 | $353.9K | 2022-09-13 |
| 2022-09-14 | P, purchase reported on Form 4 | 12,971 | $105.1K | 2022-09-16 |
| 2022-09-15 | P, purchase reported on Form 4 | 2,627 | $21.7K | 2022-09-16 |
| 2022-09-16 | P, purchase reported on Form 4 | 20,712 | $174.2K | 2022-09-20 |
| 2022-09-19 | P, purchase reported on Form 4 | 111,895 | $1.0M | 2022-09-20 |
| 2022-09-20 | P, purchase reported on Form 4 | 9,755 | $87.7K | 2022-09-22 |
| 2022-09-21 | P, purchase reported on Form 4 | 20,711 | $184.7K | 2022-09-23 |
| 2022-09-22 | P, purchase reported on Form 4 | 7,731 | $68.7K | 2022-09-23 |
| 2022-09-23 | P, purchase reported on Form 4 | 25,312 | $227.6K | 2022-09-27 |
| 2022-09-26 | P, purchase reported on Form 4 | 18,914 | $170.2K | 2022-09-27 |
| 2022-09-27 | P, purchase reported on Form 4 | 7,092 | $63.8K | 2022-09-28 |
| 2022-09-28 | P, purchase reported on Form 4 | 13,675 | $123.1K | 2022-09-30 |
| 2022-09-29 | P, purchase reported on Form 4 | 15,597 | $140.4K | 2022-09-30 |
| 2022-12-08 | P, purchase reported on Form 4 | 2,288 | $18.9K | 2022-12-12 |
| 2022-12-09 | P, purchase reported on Form 4 | 15 | $124 | 2022-12-12 |
| 2022-12-12 | P, purchase reported on Form 4 | 1,002 | $8.1K | 2022-12-14 |
| 2022-12-15 | P, purchase reported on Form 4 | 7,783 | $64.0K | 2022-12-19 |
| 2022-12-16 | P, purchase reported on Form 4 | 50,935 | $420.2K | 2022-12-19 |
| 2022-12-19 | P, purchase reported on Form 4 | 11,509 | $94.8K | 2022-12-21 |
| 2022-12-20 | P, purchase reported on Form 4 | 59 | $487 | 2022-12-22 |
| 2022-12-21 | P, purchase reported on Form 4 | 18 | $148 | 2022-12-22 |
| 2022-12-22 | S, sale reported on Form 4 | 77 | $646 | 2022-12-23 |
| 2023-02-15 | P, purchase reported on Form 4 | 4,849 | $37.4K | 2023-02-16 |
| 2023-02-16 | P, purchase reported on Form 4 | 134,504 | $1.0M | 2023-02-17 |
| 2023-02-21 | P, purchase reported on Form 4 | 2,630 | $20.4K | 2023-02-23 |
| 2023-02-21 | P, purchase reported on Form 4 | 2,630 | $20.4K | 2023-02-22 |
| 2023-02-21 | P, purchase reported on Form 4 | 4,849 | $37.4K | 2023-02-22 |
| 2023-02-22 | P, purchase reported on Form 4 | 205 | $1.6K | 2023-02-23 |
| 2023-02-23 | P, purchase reported on Form 4 | 1,887 | $14.6K | 2023-02-24 |
| 2023-03-02 | P, purchase reported on Form 4 | 1,122 | $8.7K | 2023-03-03 |
| 2023-03-03 | P, purchase reported on Form 4 | 3,412 | $26.4K | 2023-03-07 |
| 2023-03-07 | P, purchase reported on Form 4 | 1,849 | $14.3K | 2023-03-08 |
| 2023-03-09 | P, purchase reported on Form 4 | 4,874 | $37.8K | 2023-03-10 |
| 2023-03-13 | P, purchase reported on Form 4 | 2,243 | $17.4K | 2023-03-14 |
| 2023-03-15 | P, purchase reported on Form 4 | 9,215 | $71.4K | 2023-03-16 |
| 2023-03-16 | P, purchase reported on Form 4 | 3,086 | $23.9K | 2023-03-17 |
| 2023-03-17 | P, purchase reported on Form 4 | 1,398 | $10.8K | 2023-03-20 |
| 2023-03-20 | P, purchase reported on Form 4 | 12,856 | $99.5K | 2023-03-21 |
| 2023-03-21 | P, purchase reported on Form 4 | 7,104 | $55.1K | 2023-03-23 |
| 2023-03-23 | P, purchase reported on Form 4 | 5,730 | $44.4K | 2023-03-24 |
| 2023-03-24 | P, purchase reported on Form 4 | 11,294 | $83.6K | 2023-03-27 |
| 2023-03-29 | P, purchase reported on Form 4 | 6,506 | $48.8K | 2023-03-30 |
| 2025-01-17 | S, sale reported on Form 4 | 10,000 | $101.6K | 2025-01-22 |
| 2025-01-21 | S, sale reported on Form 4 | 98,600 | $1.1M | 2025-01-22 |
| 2025-01-23 | S, sale reported on Form 4 | 69,599 | $780.2K | 2025-01-24 |
| 2025-01-24 | S, sale reported on Form 4 | 6,713 | $76.0K | 2025-01-27 |
| 2025-01-30 | S, sale reported on Form 4 | 7,086 | $79.2K | 2025-01-31 |
| 2025-01-31 | S, sale reported on Form 4 | 42,788 | $506.6K | 2025-02-03 |
| 2025-02-04 | S, sale reported on Form 4 | 63,368 | $710.4K | 2025-02-05 |
| 2025-02-06 | S, sale reported on Form 4 | 14,970 | $173.5K | 2025-02-07 |
| 2025-06-02 | S, sale reported on Form 4 | 17,740 | $204.2K | 2025-06-05 |
| 2025-06-03 | S, sale reported on Form 4 | 6,766 | $77.8K | 2025-06-05 |
| 2025-06-04 | S, sale reported on Form 4 | 43,997 | $513.4K | 2025-06-05 |
| 2025-06-05 | S, sale reported on Form 4 | 11,944 | $140.8K | 2025-06-06 |
| 2025-06-06 | S, sale reported on Form 4 | 35,437 | $416.7K | 2025-06-09 |
| 2025-06-09 | S, sale reported on Form 4 | 63,592 | $749.1K | 2025-06-10 |
| 2025-06-10 | S, sale reported on Form 4 | 438 | $5.1K | 2025-06-11 |
| 2025-06-11 | S, sale reported on Form 4 | 5,116 | $60.2K | 2025-06-12 |
| 2025-06-17 | S, sale reported on Form 4 | 21,809 | $278.5K | 2025-06-18 |
| 2025-06-18 | S, sale reported on Form 4 | 17,198 | $211.2K | 2025-06-20 |
| 2025-06-20 | S, sale reported on Form 4 | 31,953 | $391.4K | 2025-06-23 |
| 2025-06-23 | S, sale reported on Form 4 | 89,414 | $1.1M | 2025-06-24 |
| 2025-06-25 | S, sale reported on Form 4 | 90,655 | $1.2M | 2025-06-26 |
| 2025-06-26 | S, sale reported on Form 4 | 59,667 | $788.2K | 2025-06-27 |
| 2025-06-27 | S, sale reported on Form 4 | 40,919 | $552.4K | 2025-07-01 |
| 2025-06-27 | S, sale reported on Form 4 | 31,580 | $439.3K | 2025-07-01 |
| 2025-06-30 | S, sale reported on Form 4 | 145,009 | $2.0M | 2025-07-01 |
Source
Counted from the Form 4 filings this reporting owner (SEC CIK 1946479) filed on EDGAR. Values are the transaction values as filed. See every filing on EDGAR, or browse insider buying and today's insider purchases.
Source: U.S. Securities and Exchange Commission (EDGAR) and other official
government data · Updated 2026-10-12 ·
For informational purposes only, not investment advice.
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