Bunker Mathew B
SENIOR VP, OPERATIONS
In the last 12 months, Bunker Mathew B filed 87 SEC Form 4 transactions across 1 issuer: $0 in open-market purchases and $1.8M in open-market sales. 0% of these transactions were executed under a pre-scheduled Rule 10b5-1 trading plan.
- $0Open-market buys (1y)
- $1.8MOpen-market sells (1y)
- 87Transactions filed
- 1Distinct issuers
- 0%Under Rule 10b5-1
- 2026-09-01Latest filing
Issuers Filed For By open-market buy volume
Recent Form 4 Filings Most recent 75 of 87 (1-year window)
| Date | Ticker | Company | Type | SEC Code | Value | Shares | Price |
|---|---|---|---|---|---|---|---|
| 2026-09-01 | MCHP | MICROCHIP TECHNOLOGY INC | Grant | A | $3.2K | 53 | $60.7 |
| 2026-08-15 | MCHP | MICROCHIP TECHNOLOGY INC | Exercise | M | $96.2K | 1,198 | $80.3 |
| 2026-08-15 | MCHP | MICROCHIP TECHNOLOGY INC | Exercise | M | $109.6K | 1,365 | $80.3 |
| 2026-08-15 | MCHP | MICROCHIP TECHNOLOGY INC | Exercise | M | $17.7K | 221 | $80.3 |
| 2026-08-15 | MCHP | MICROCHIP TECHNOLOGY INC | Exercise | M | $37.2K | 464 | $80.3 |
| 2026-08-15 | MCHP | MICROCHIP TECHNOLOGY INC | Exercise | M | $69.8K | 870 | $80.3 |
| 2026-08-15 | MCHP | MICROCHIP TECHNOLOGY INC | Exercise | M | $0 | 1,198 | $0.0 |
| 2026-08-15 | MCHP | MICROCHIP TECHNOLOGY INC | Exercise | M | $0 | 1,365 | $0.0 |
| 2026-08-15 | MCHP | MICROCHIP TECHNOLOGY INC | Exercise | M | $0 | 221 | $0.0 |
| 2026-08-15 | MCHP | MICROCHIP TECHNOLOGY INC | Exercise | M | $0 | 464 | $0.0 |
| 2026-08-15 | MCHP | MICROCHIP TECHNOLOGY INC | Exercise | M | $0 | 870 | $0.0 |
| 2026-08-15 | MCHP | MICROCHIP TECHNOLOGY INC | Other | F | $26.8K | 334 | $80.3 |
| 2026-08-15 | MCHP | MICROCHIP TECHNOLOGY INC | Other | F | $30.6K | 381 | $80.3 |
| 2026-08-15 | MCHP | MICROCHIP TECHNOLOGY INC | Other | F | $5.0K | 62 | $80.3 |
| 2026-08-15 | MCHP | MICROCHIP TECHNOLOGY INC | Other | F | $10.4K | 130 | $80.3 |
| 2026-08-15 | MCHP | MICROCHIP TECHNOLOGY INC | Other | F | $19.5K | 243 | $80.3 |
| 2026-08-07 | MCHP | MICROCHIP TECHNOLOGY INC | Grant | A | $0 | 280 | $0.0 |
| 2026-07-01 | MCHP | MICROCHIP TECHNOLOGY INC | Grant | A | $0 | 1,691 | $0.0 |
| 2026-07-01 | MCHP | MICROCHIP TECHNOLOGY INC | Grant | A | $0 | 1,692 | $0.0 |
| 2026-05-15 | MCHP | MICROCHIP TECHNOLOGY INC | Exercise | M | $81.6K | 870 | $93.8 |
| 2026-05-15 | MCHP | MICROCHIP TECHNOLOGY INC | Exercise | M | $97.3K | 1,037 | $93.8 |
| 2026-05-15 | MCHP | MICROCHIP TECHNOLOGY INC | Exercise | M | $116.0K | 1,236 | $93.8 |
| 2026-05-15 | MCHP | MICROCHIP TECHNOLOGY INC | Exercise | M | $15.0K | 160 | $93.8 |
| 2026-05-15 | MCHP | MICROCHIP TECHNOLOGY INC | Exercise | M | $33.1K | 353 | $93.8 |
| 2026-05-15 | MCHP | MICROCHIP TECHNOLOGY INC | Exercise | M | $0 | 870 | $0.0 |
| 2026-05-15 | MCHP | MICROCHIP TECHNOLOGY INC | Exercise | M | $0 | 1,037 | $0.0 |
| 2026-05-15 | MCHP | MICROCHIP TECHNOLOGY INC | Exercise | M | $0 | 1,236 | $0.0 |
| 2026-05-15 | MCHP | MICROCHIP TECHNOLOGY INC | Exercise | M | $0 | 160 | $0.0 |
| 2026-05-15 | MCHP | MICROCHIP TECHNOLOGY INC | Exercise | M | $0 | 353 | $0.0 |
| 2026-05-15 | MCHP | MICROCHIP TECHNOLOGY INC | Other | F | $22.8K | 243 | $93.8 |
| 2026-05-15 | MCHP | MICROCHIP TECHNOLOGY INC | Other | F | $27.1K | 289 | $93.8 |
| 2026-05-15 | MCHP | MICROCHIP TECHNOLOGY INC | Other | F | $32.4K | 345 | $93.8 |
| 2026-05-15 | MCHP | MICROCHIP TECHNOLOGY INC | Other | F | $4.2K | 45 | $93.8 |
| 2026-05-15 | MCHP | MICROCHIP TECHNOLOGY INC | Other | F | $9.3K | 99 | $93.8 |
| 2026-05-13 | MCHP | MICROCHIP TECHNOLOGY INC | Sell | S | $1.0M | 10,571 | $96.9 |
| 2026-05-08 | MCHP | MICROCHIP TECHNOLOGY INC | Grant | A | $0 | 203 | $0.0 |
| 2026-04-01 | MCHP | MICROCHIP TECHNOLOGY INC | Grant | A | $0 | 5,529 | $0.0 |
| 2026-04-01 | MCHP | MICROCHIP TECHNOLOGY INC | Grant | A | $0 | 5,530 | $0.0 |
| 2026-04-01 | MCHP | MICROCHIP TECHNOLOGY INC | Grant | A | $0 | 3,954 | $0.0 |
| 2026-04-01 | MCHP | MICROCHIP TECHNOLOGY INC | Grant | A | $0 | 3,954 | $0.0 |
| 2026-04-01 | MCHP | MICROCHIP TECHNOLOGY INC | Grant | A | $0 | 2,294 | $0.0 |
| 2026-04-01 | MCHP | MICROCHIP TECHNOLOGY INC | Grant | A | $0 | 2,295 | $0.0 |
| 2026-03-02 | MCHP | MICROCHIP TECHNOLOGY INC | Grant | – | $17.9K | 363 | $49.3 |
| 2026-02-16 | MCHP | MICROCHIP TECHNOLOGY INC | Grant | – | $32.8K | 416 | $78.9 |
| 2026-02-16 | MCHP | MICROCHIP TECHNOLOGY INC | Grant | – | $9.2K | 116 | $78.9 |
| 2026-02-16 | MCHP | MICROCHIP TECHNOLOGY INC | Grant | – | $5.3K | 67 | $78.9 |
| 2026-02-16 | MCHP | MICROCHIP TECHNOLOGY INC | Grant | – | $1.8K | 23 | $78.9 |
| 2026-02-16 | MCHP | MICROCHIP TECHNOLOGY INC | Grant | – | $6.4K | 81 | $78.9 |
| 2026-02-16 | MCHP | MICROCHIP TECHNOLOGY INC | Grant | – | $1.8K | 23 | $78.9 |
| 2026-02-16 | MCHP | MICROCHIP TECHNOLOGY INC | Grant | – | $0 | 416 | $0.0 |
| 2026-02-16 | MCHP | MICROCHIP TECHNOLOGY INC | Grant | – | $0 | 67 | $0.0 |
| 2026-02-16 | MCHP | MICROCHIP TECHNOLOGY INC | Grant | – | $0 | 81 | $0.0 |
| 2026-02-15 | MCHP | MICROCHIP TECHNOLOGY INC | Grant | – | $68.7K | 870 | $78.9 |
| 2026-02-15 | MCHP | MICROCHIP TECHNOLOGY INC | Grant | – | $19.2K | 243 | $78.9 |
| 2026-02-15 | MCHP | MICROCHIP TECHNOLOGY INC | Grant | – | $86.5K | 1,096 | $78.9 |
| 2026-02-15 | MCHP | MICROCHIP TECHNOLOGY INC | Grant | – | $28.7K | 364 | $78.9 |
| 2026-02-15 | MCHP | MICROCHIP TECHNOLOGY INC | Grant | – | $57.5K | 729 | $78.9 |
| 2026-02-15 | MCHP | MICROCHIP TECHNOLOGY INC | Grant | – | $17.1K | 217 | $78.9 |
| 2026-02-15 | MCHP | MICROCHIP TECHNOLOGY INC | Grant | – | $0 | 870 | $0.0 |
| 2026-02-15 | MCHP | MICROCHIP TECHNOLOGY INC | Grant | – | $0 | 1,096 | $0.0 |
| 2026-02-15 | MCHP | MICROCHIP TECHNOLOGY INC | Grant | – | $0 | 729 | $0.0 |
| 2026-02-12 | MCHP | MICROCHIP TECHNOLOGY INC | Sell | – | $783.7K | 10,000 | $78.4 |
| 2026-02-06 | MCHP | MICROCHIP TECHNOLOGY INC | Grant | – | $0 | 334 | $0.0 |
| 2026-01-02 | MCHP | MICROCHIP TECHNOLOGY INC | Grant | – | $0 | 2,306 | $0.0 |
| 2026-01-02 | MCHP | MICROCHIP TECHNOLOGY INC | Grant | – | $0 | 68 | $0.0 |
| 2026-01-02 | MCHP | MICROCHIP TECHNOLOGY INC | Grant | – | $0 | 2,307 | $0.0 |
| 2026-01-02 | MCHP | MICROCHIP TECHNOLOGY INC | Grant | – | $0 | 68 | $0.0 |
| 2025-11-17 | MCHP | MICROCHIP TECHNOLOGY INC | Grant | – | $12.3K | 238 | $51.7 |
| 2025-11-17 | MCHP | MICROCHIP TECHNOLOGY INC | Grant | – | $3.5K | 67 | $51.7 |
| 2025-11-17 | MCHP | MICROCHIP TECHNOLOGY INC | Grant | – | $23.4K | 452 | $51.7 |
| 2025-11-17 | MCHP | MICROCHIP TECHNOLOGY INC | Grant | – | $6.5K | 126 | $51.7 |
| 2025-11-17 | MCHP | MICROCHIP TECHNOLOGY INC | Grant | – | $0 | 238 | $0.0 |
| 2025-11-17 | MCHP | MICROCHIP TECHNOLOGY INC | Grant | – | $0 | 452 | $0.0 |
| 2025-11-15 | MCHP | MICROCHIP TECHNOLOGY INC | Grant | – | $45.0K | 870 | $51.7 |
| 2025-11-15 | MCHP | MICROCHIP TECHNOLOGY INC | Grant | – | $12.6K | 243 | $51.7 |
Showing the most recent 75 of 87 transactions.
Methodology & FAQ
How These Filings Are Sourced
All transactions on this page are sourced directly from SEC EDGAR. A complete description of the open-market vs grant distinction, the Rule 10b5-1 plan-reference heuristic, and the per-insider name matching is documented in the Methodology.
What companies does Bunker Mathew B file Form 4 disclosures for?
Bunker Mathew B has filed SEC Form 4 transactions for 1 issuer in the last 12 months: MICROCHIP TECHNOLOGY INC (MCHP).
What does the 10b5-1 badge mean on these transactions?
Rule 10b5-1 is an SEC rule that lets insiders schedule trades in advance under a written plan, providing an affirmative defense against insider-trading allegations as long as the plan was adopted in good faith and not while in possession of material non-public information. Of Bunker Mathew B's 87 reported transactions in the last 12 months, 0 (0%) reference a 10b5-1 trading plan in the Form 4 footnotes.
Are these all the transactions Bunker Mathew B has executed?
This page shows SEC Form 4 transactions on record in Pactolio's tracked universe for the last 12 months. Form 4 only covers transactions in registered classes of equity at issuers where the person qualifies as an insider (officer, director, or 10% beneficial owner). Trades in funds, foreign issuers, or non-insider positions are not disclosed under Form 4 and are not included here.