- Corporate Officers - S
- Summe Gregory L
Insider Trading History of Summe Gregory L
The following table details the insider trading activities
(stock purchases, stock sales, and stock option exercises) of Summe Gregory L since 2015.
This trader's CIK number is 1143422.
At the time of last reporting, Summe Gregory L was the Director of Avantor, Inc.. (stock ticker symbol AVTR).
Also see all insider trading activities at Avantor, Inc..
Note that in the past
SUMME GREGORY L also reported insider trading activities as an insider of the following companies:
Yearly summary of insider trading at Regional Management Corp. (RM) by Summe Gregory L
| | Insider Buying | Insider Sales | Option Exercises |
|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
|---|
| 2016 | RM | 0 | $0 | 154,269 | $2,901,457 | 0 | $0 |
Yearly summary of insider trading at Nxp Semiconductors N.v. (NXPI) by Summe Gregory L
| | Insider Buying | Insider Sales | Option Exercises |
|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
|---|
| 2024 | NXPI | 0 | $0 | 7,695 | $1,887,314 | 1,211 | $0 |
| 2023 | NXPI | 0 | $0 | 0 | $0 | 1,482 | $0 |
| 2022 | NXPI | 0 | $0 | 0 | $0 | 1,090 | $0 |
| 2021 | NXPI | 0 | $0 | 0 | $0 | 1,502 | $0 |
| 2020 | NXPI | 0 | $0 | 0 | $0 | 1,749 | $0 |
| 2019 | NXPI | 0 | $0 | 0 | $0 | 2,379 | $0 |
Yearly summary of insider trading at State Street Corp (STT) by Summe Gregory L
| | Insider Buying | Insider Sales | Option Exercises |
|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
|---|
| 2025 | STT | 0 | $0 | 13,815 | $1,381,500 | 0 | $0 |
| 2019 | STT | 3,000 | $193,500 | 0 | $0 | 0 | $0 |
Yearly summary of insider trading at Avantor, Inc. (AVTR) by Summe Gregory L
| | Insider Buying | Insider Sales | Option Exercises |
|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
|---|
| 2025 | AVTR | 175,000 | $2,184,000 | 0 | $0 | 0 | $0 |
Yearly summary of insider trading at Lmi Aerospace Inc (LMIA) by Summe Gregory L
| | Insider Buying | Insider Sales | Option Exercises |
|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
|---|
| 2017 | LMIA | 0 | $0 | 1,440,339 | $20,164,746 | 0 | $0 |
| 2015 | LMIA | 200,000 | $2,000,000 | 0 | $0 | 0 | $0 |
Insider trading activities at 5 companies by Summe Gregory L:
1. Regional Management Corp. (RM)
2. Nxp Semiconductors N.v. (NXPI)
3. State Street Corp (STT)
4. Avantor, Inc. (AVTR)
5. Lmi Aerospace Inc (LMIA)
Table 1. Insider trading of Regional Management Corp. (RM) by Summe Gregory L
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|
| 2016-08-01 | RM | Sale | 20,000 | 18.83 | 376,599 |
| 2016-07-29 | RM | Sale | 51,227 | 18.84 | 965,116 |
| 2016-07-28 | RM | Sale | 34,219 | 18.84 | 644,685 |
| 2016-07-27 | RM | Sale | 40,210 | 18.94 | 761,577 |
| 2016-06-07 | RM | Sale | 7,365 | 17.84 | 131,391 |
| 2016-06-08 | RM | Sale | 1,248 | 17.70 | 22,089 |
Table 2. Insider trading of Nxp Semiconductors N.v. (NXPI) by Summe Gregory L
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|
| 2024-05-29 | NXPI | Option Ex | 1,211 | .00 | 0 |
| 2024-02-28 | NXPI | Sale | 7,695 | 245.26 | 1,887,314 |
| 2023-05-24 | NXPI | Option Ex | 1,482 | .00 | 0 |
| 2022-06-01 | NXPI | Option Ex | 1,090 | .00 | 0 |
| 2021-05-26 | NXPI | Option Ex | 1,502 | .00 | 0 |
| 2020-05-27 | NXPI | Option Ex | 1,749 | .00 | 0 |
| 2019-11-01 | NXPI | Option Ex | 2,379 | .00 | 0 |
Table 3. Insider trading of State Street Corp (STT) by Summe Gregory L
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|
| 2025-02-18 | STT | Sale | 13,815 | 100.00 | 1,381,500 |
| 2019-05-07 | STT | Buy | 3,000 | 64.50 | 193,500 |
Table 4. Insider trading of Avantor, Inc. (AVTR) by Summe Gregory L
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|
| 2025-08-21 | AVTR | Buy | 100,000 | 12.56 | 1,256,000 |
| 2025-05-23 | AVTR | Buy | 30,000 | 12.50 | 375,000 |
| 2025-05-22 | AVTR | Buy | 20,000 | 12.65 | 253,000 |
| 2025-05-07 | AVTR | Buy | 25,000 | 12.00 | 300,000 |
Table 5. Insider trading of Lmi Aerospace Inc (LMIA) by Summe Gregory L
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|
| 2017-06-27 | LMIA | Sale | 1,440,339 | 14.00 | 20,164,746 |
| 2015-06-02 | LMIA | Buy | 200,000 | 10.00 | 2,000,000 |
Insider trading activities including stock purchases, stock sales, and option exercises
listed in the above table cannot be completely guaranteed as to their accuracy.
For more information regarding the trades made by Summe Gregory L
(Director of Avantor, Inc. at the time of this reporting) see
the Securities and Exchange Commission (SEC) website.