Loy Bertrand insider trades
Loy Bertrand has filed 39 Form 4s with the SEC that we hold, for Entegris INC (ENTG) (Executive Chair, Director), Harvard Bioscience INC (HBIO) (Director), Ashland INC. (ASH) (Director) and Itt INC. (ITT) (Director). Across all of them we count 7 purchases worth $194.7K and 38 sales worth $66.7M reported on Form 4. In the last 12 months: 0 purchases ($0) and 18 sales ($36.2M). The largest single trade was a sale of 47,611 shares of Entegris INC worth $6.6M, dated 2026-02-24. The first filing on our record is dated 2021-08-06 and the latest 2026-08-04.
Entegris INC (ENTG)
| Trade date | Code | Shares | Value as filed | Filed |
|---|---|---|---|---|
| 2021-08-04 | S, sale reported on Form 4 | 37,178 | $4.7M | 2021-08-06 |
| 2021-08-04 | S, sale reported on Form 4 | 900 | $113.5K | 2021-08-06 |
| 2021-08-04 | S, sale reported on Form 4 | 16,100 | $2.0M | 2021-08-06 |
| 2021-08-04 | S, sale reported on Form 4 | 2,000 | $252.2K | 2021-08-06 |
| 2021-08-09 | S, sale reported on Form 4 | 300 | $36.9K | 2021-08-11 |
| 2021-08-09 | S, sale reported on Form 4 | 47,225 | $5.7M | 2021-08-11 |
| 2021-08-09 | S, sale reported on Form 4 | 17,475 | $2.1M | 2021-08-11 |
| 2021-08-09 | S, sale reported on Form 4 | 2,732 | $330.6K | 2021-08-11 |
| 2021-08-09 | S, sale reported on Form 4 | 7,074 | $860.6K | 2021-08-11 |
| 2021-08-10 | S, sale reported on Form 4 | 10,441 | $1.3M | 2021-08-11 |
| 2021-08-10 | S, sale reported on Form 4 | 53,759 | $6.4M | 2021-08-11 |
| 2021-08-10 | S, sale reported on Form 4 | 800 | $97.3K | 2021-08-11 |
| 2021-08-11 | S, sale reported on Form 4 | 2,540 | $302.9K | 2021-08-13 |
| 2021-08-11 | S, sale reported on Form 4 | 200 | $24.0K | 2021-08-13 |
| 2021-08-11 | S, sale reported on Form 4 | 1,860 | $219.6K | 2021-08-13 |
| 2021-08-11 | S, sale reported on Form 4 | 1,900 | $222.4K | 2021-08-13 |
| 2021-08-11 | S, sale reported on Form 4 | 17,210 | $2.0M | 2021-08-13 |
| 2024-07-03 | S, sale reported on Form 4 | 7,035 | $995.2K | 2024-07-08 |
| 2024-07-03 | S, sale reported on Form 4 | 19,509 | $2.7M | 2024-07-08 |
| 2024-07-03 | S, sale reported on Form 4 | 500 | $71.1K | 2024-07-08 |
| 2025-12-01 | S, sale reported on Form 4 | 16,360 | $1.2M | 2025-12-03 |
| 2025-12-01 | S, sale reported on Form 4 | 345 | $26.8K | 2025-12-03 |
| 2025-12-01 | S, sale reported on Form 4 | 40,865 | $3.2M | 2025-12-03 |
| 2026-02-02 | S, sale reported on Form 4 | 34,522 | $4.2M | 2026-02-04 |
| 2026-02-02 | S, sale reported on Form 4 | 200 | $23.2K | 2026-02-04 |
| 2026-02-02 | S, sale reported on Form 4 | 16,424 | $2.0M | 2026-02-04 |
| 2026-02-02 | S, sale reported on Form 4 | 9,292 | $1.1M | 2026-02-04 |
| 2026-02-02 | S, sale reported on Form 4 | 2,400 | $290.2K | 2026-02-04 |
| 2026-02-02 | S, sale reported on Form 4 | 2,412 | $282.7K | 2026-02-04 |
| 2026-02-24 | S, sale reported on Form 4 | 2,067 | $287.6K | 2026-02-26 |
| 2026-02-24 | S, sale reported on Form 4 | 47,611 | $6.6M | 2026-02-26 |
| 2026-02-24 | S, sale reported on Form 4 | 100 | $14.2K | 2026-02-26 |
| 2026-02-24 | S, sale reported on Form 4 | 2,783 | $393.7K | 2026-02-26 |
| 2026-02-24 | S, sale reported on Form 4 | 6,955 | $977.1K | 2026-02-26 |
| 2026-02-25 | S, sale reported on Form 4 | 3,800 | $526.6K | 2026-02-26 |
| 2026-02-25 | S, sale reported on Form 4 | 46,522 | $6.4M | 2026-02-26 |
| 2026-04-14 | S, sale reported on Form 4 | 17,396 | $2.4M | 2026-04-16 |
| 2026-04-17 | S, sale reported on Form 4 | 44,138 | $6.4M | 2026-04-20 |
Harvard Bioscience INC (HBIO)
| Trade date | Code | Shares | Value as filed | Filed |
|---|---|---|---|---|
| 2022-08-18 | P, purchase reported on Form 4 | 1,151 | $3.7K | 2022-08-22 |
| 2022-08-19 | P, purchase reported on Form 4 | 9,608 | $31.5K | 2022-08-22 |
| 2022-08-22 | P, purchase reported on Form 4 | 4,918 | $15.5K | 2022-08-24 |
| 2022-08-23 | P, purchase reported on Form 4 | 8,939 | $28.9K | 2022-08-24 |
| 2022-08-24 | P, purchase reported on Form 4 | 17,291 | $55.8K | 2022-08-26 |
| 2022-08-25 | P, purchase reported on Form 4 | 8,244 | $27.5K | 2022-08-26 |
| 2022-08-26 | P, purchase reported on Form 4 | 9,291 | $31.7K | 2022-08-29 |
Ashland INC. (ASH)
No purchase or sale of common stock reported here; these filings cover grants, option exercises or other codes.
Itt INC. (ITT)
No purchase or sale of common stock reported here; these filings cover grants, option exercises or other codes.
Counted from the Form 4 filings this reporting owner (SEC CIK 1197452) 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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