Planned sales, announced before they happen
2 trading plans running, 16 Form 144 notices for $56.0M
Plans running now
2
Lazarus Krikorian, Elizabeth S. Campbell
What COR's directors and officers said they would sell, before they sold: trading plans the company reports each quarter, and the Form 144 notices sellers file on the day of a planned sale. Most of these sales are routine, such as selling shares from vesting stock awards.
Trading plans
Plans adopted or ended
| Insider | What | Date | Shares | Runs to | Reported in |
|---|---|---|---|---|---|
| Lazarus Krikorian Senior Vice President and Chief Accounting Officer |
Adopted 10b5-1 plan | Jun 3, 2026 | up to 2,957 | Mar 31, 2027 | 10-Q Aug 5, 2026 |
What the company wroteLazarus Krikorian, our Senior Vice President and Chief Accounting Officer, adopted a Rule 10b5-1 trading arrangement on June 3, 2026, pursuant to which he may sell up to 2,957 shares of the Company's common stock, prior to the earlier of the scheduled termination of the plan on March 31, 2027 or completion of all sales under the plan. | |||||
| James F. Cleary Executive Vice President and Chief Financial Officer |
Ended 10b5-1 plan | Mar 20, 2026 | up to 75,000 | – | 10-Q May 6, 2026 |
What the company wroteJames F. Cleary, our Executive Vice President and Chief Financial Officer, terminated a Rule 10b5-1 trading arrangement on March 20, 2026. Mr. Cleary had adopted this Rule 10b5-1 trading arrangement on December 19, 2025, pursuant to which he was permitted to sell up to 75,000 shares of the Company's common stock, including shares to be received upon the exercise of vested stock options, prior to the earlier to occur of December 31, 2026 or completion of all sales under the plan. | |||||
| Elizabeth S. Campbell Executive Vice President and Chief Legal Officer |
Adopted 10b5-1 plan | Dec 19, 2025 | up to 10,738 | Dec 18, 2026 | 10-Q Feb 4, 2026 |
What the company wroteElizabeth S. Campbell, our Executive Vice President and Chief Legal Officer, adopted a Rule 10b5-1 trading arrangement on December 19, 2025, pursuant to which she may sell up to 10,738 shares of the Company's common stock, prior to the earlier to occur of December 18, 2026 or completion of all sales under the plan. | |||||
| James F. Cleary Executive Vice President and Chief Financial Officer |
Adopted 10b5-1 plan | Dec 19, 2025 | up to 75,000 | Dec 31, 2026 | 10-Q Feb 4, 2026 |
What the company wroteJames F. Cleary, our Executive Vice President and Chief Financial Officer, adopted a Rule 10b5-1 trading arrangement on December 19, 2025, pursuant to which he may sell up to 75,000 shares of the Company's common stock, including shares to be received upon the exercise of vested stock options, prior to the earlier to occur of December 31, 2026 or completion of all sales under the plan. | |||||
| Robert P. Mauch President and Chief Executive Officer |
Adopted 10b5-1 plan | Dec 16, 2025 | up to 24,287 | Oct 30, 2026 | 10-Q Feb 4, 2026 |
What the company wroteRobert P. Mauch, our President and Chief Executive Officer, adopted a Rule 10b5-1 trading arrangement on December 16, 2025, pursuant to which he may sell up to 24,287 shares of the Company’s common stock, including shares to be received upon the exercise of vested stock options, prior to the earlier to occur of October 30, 2026 or completion of all sales under the plan. | |||||
| Robert P. Mauch President and Chief Executive Officer |
Adopted 10b5-1 plan | May 23, 2025 | up to 30,577 | Feb 27, 2026 | 10-Q Aug 6, 2025 |
What the company wroteRobert P. Mauch, our President and Chief Executive Officer, adopted a Rule 10b5-1 trading arrangement on May 23, 2025, pursuant to which he may sell up to 30,577 shares of the Company's common stock, including shares to be received upon the exercise of vested stock options, prior to the earlier to occur of February 27, 2026 or completion of all sales under the plan. | |||||
| Elizabeth S. Campbell Executive Vice President and Chief Legal Officer |
Adopted 10b5-1 plan | Dec 19, 2024 | up to 6,013 | Dec 15, 2025 | 10-Q Feb 5, 2025 |
What the company wroteElizabeth S. Campbell, our Executive Vice President and Chief Legal Officer, adopted a Rule 10b5-1 trading arrangement on December 19, 2024, pursuant to which she may sell up to 6,013 shares of the Company's common stock, prior to the earlier to occur of December 15, 2025 or completion of all sales under the plan. | |||||
| Steven H. Collis Executive Chairman of the Board |
Adopted 10b5-1 plan | Nov 25, 2024 | up to 196,099 | Dec 1, 2025 | 10-Q Feb 5, 2025 |
What the company wroteSteven H. Collis, our Executive Chairman of the Board, adopted a Rule 10b5-1 trading arrangement on November 25, 2024, pursuant to which he may sell up to 196,099 shares of the Company's common stock, including shares to be received upon the exercise of vested stock options, prior to the earlier to occur of December 1, 2025 or completion of all sales under the plan. | |||||
| Robert P. Mauch President and Chief Executive Officer |
Adopted 10b5-1 plan | Nov 15, 2024 | up to 34,783 | Aug 29, 2025 | 10-Q Feb 5, 2025 |
What the company wroteRobert P. Mauch, our President and Chief Executive Officer, adopted a Rule 10b5-1 trading arrangement on November 15, 2024, pursuant to which he may sell up to 34,783 shares of the Company's common stock, including shares to be received upon the exercise of vested stock options, prior to the earlier to occur of August 29, 2025 or completion of all sales under the plan. | |||||
| Robert P. Mauch Executive Vice President and Chief Operating Officer |
Adopted 10b5-1 plan | Jun 23, 2023 | up to 20,197 | 312 days | 10-Q Aug 2, 2023 |
What the company wroteRobert P. Mauch, our Executive Vice President and Chief Operating Officer, adopted a stock trading plan on June 23, 2023, pursuant to which he may sell up to 20,197 shares of the Company’s common stock prior to April 30, 2024. | |||||
| Gina K. Clark Executive Vice President and Chief Communications & Administrations Officer |
Adopted 10b5-1 plan | Jun 22, 2023 | up to 31,666 | 365 days | 10-Q Aug 2, 2023 |
What the company wroteGina K. Clark, our Executive Vice President and Chief Communications & Administrations Officer, adopted a stock trading plan on June 22, 2023, pursuant to which she may sell up to 31,666 shares of the Company’s common stock, including through the exercise and sale of stock options, prior to June 21, 2024. | |||||
| Leslie E. Donato Executive Vice President and Chief Strategy Officer |
Adopted 10b5-1 plan | May 26, 2023 | up to 15,867 | 371 days | 10-Q Aug 2, 2023 |
What the company wroteLeslie E. Donato, our Executive Vice President and Chief Strategy Officer, adopted a stock trading plan on May 26, 2023, pursuant to which she may sell up to 15,867 shares of the Company’s common stock, including through the exercise and sale of stock options, prior to May 31, 2024. | |||||
| Elizabeth S. Campbell Executive Vice President and Chief Legal Officer |
Adopted 10b5-1 plan | – | up to 6,977 | – | 10-Q Jan 31, 2024 |
What the company wroteElizabeth S. Campbell, our Executive Vice President and Chief Legal Officer, adopted a prearranged Rule 10b5-1 stock trading plan on December 15, 2023, pursuant to which she may sell up to 6,977 shares of the Company’s common stock in amounts and prices determined in accordance with plan terms. Such plan will terminate on December 6, 2024 , or earlier if all transactions under the trading arrangement are completed or if the trading arrangement is otherwise terminated according to its terms . | |||||
| Robert P. Mauch Executive Vice President and Chief Operating Officer |
Adopted 10b5-1 plan | – | up to 57,564 | 276 days | 10-Q Jan 31, 2024 |
What the company wroteRobert P. Mauch, our Executive Vice President and Chief Operating Officer, adopted a prearranged Rule 10b5-1 stock trading plan on December 19, 2023, pursuant to which he may sell up to 57,564 shares of the Company’s common stock, including through the exercise of vested stock options that are scheduled to expire on November 14, 2025 in amounts and prices determined in accordance with plan terms. Such plan will terminate on September 20, 2024 , or earlier if all transactions under the trading arrangement are completed or if the trading arrangement is otherwise terminated according to its terms . | |||||
| Steven H. Collis Chairman, President and Chief Executive Officer |
Adopted 10b5-1 plan | – | up to 129,054 | – | 10-Q Jan 31, 2024 |
What the company wroteSteven H. Collis, our Chairman, President and Chief Executive Officer, adopted a prearranged Rule 10b5-1 stock trading plan on December 18, 2023, pursuant to which he may sell up to 129,054 shares of the Company’s common stock through the exercise of vested stock options that are scheduled to expire on November 14, 2025 in amounts and prices determined in accordance with plan terms. Such plan will terminate on November 29, 2024 , or earlier if all transactions under the trading arrangement are completed or if the trading arrangement is otherwise terminated according to its terms . | |||||
Show the other 7 plans
From the XBRL of the company's 10-Qs and 10-Ks (Regulation S-K Item 408, reported since 2023): 14 filings checked since May 2, 2023.
Form 144
Notices of planned sales
| Filed | Seller | Shares | Value | Shares came from | 10b5-1 plan | Form 4 sales after |
|---|---|---|---|---|---|---|
| Sep 16, 2026 | Lon Greenberg Director |
1,280 | $411K | Director Compensation | none given | 1,280 shares from Sep 16, 2026 |
| Sep 11, 2026 | Battaglia Silvana Former Officer |
1,324 | $430K | Restricted Stock Vesting | none given | none found |
| Sep 4, 2026 | Cleary James F Former Officer |
10,000 | $3.4M | Option Granted | none given | none found |
| Sep 1, 2026 | Battaglia Silvana Former Officer |
6,593 | $2.2M | Restricted Stock Vesting | none given | none found |
| Aug 24, 2026 | Campbell Elizabeth S Officer |
11,301 | $3.7M | ESPP Purchase; Restricted Stock Vesting | none given | 11,300 shares from Aug 24, 2026 |
| Aug 6, 2026 | Cleary James F Officer |
20,000 | $6.3M | Restricted Stock Vesting; Stock Option Exercise | none given | none found |
| Feb 20, 2026 | Mauch Robert P. Officer, Director |
3,762 | $1.4M | Option Granted - 11/13/2019 | adopted May 23, 2025 | none found |
| Feb 18, 2026 | Mauch Robert P. Officer, Director |
1,333 | $479K | Restricted Stock Vesting | adopted May 23, 2025 | none found |
| Jan 20, 2026 | Mauch Robert P. Officer, Director |
5,096 | $1.8M | Options Granted - 11/13/2019; Restricted Stock Vesting | adopted May 23, 2025 | none found |
| Dec 19, 2025 | Campbell Elizabeth S Officer |
3,351 | $1.1M | Restricted Stock Vesting | none given | none found |
| Dec 19, 2025 | Battaglia Silvana Officer |
1,677 | $579K | Restricted Stock Vesting | none given | none found |
| Dec 18, 2025 | Mauch Robert P. Officer, Director |
5,096 | $1.8M | Options Granted - 11/13/2019; Restricted Stock Vesting | adopted May 23, 2025 | none found |
| Dec 17, 2025 | Krikorian Lazarus Officer |
4,031 | $1.4M | Restricted Stock Vesting | none given | none found |
| Nov 18, 2025 | Mauch Robert P. Officer, Director |
5,096 | $1.9M | Option Granted 11/13/2019; Restricted Stock Vesting | adopted May 23, 2025 | none found |
| Nov 18, 2025 | COLLIS STEVEN H Former Officer & Director |
31,349 | $11.5M | Option Granted - 11/13/2019; Restricted Stock Vesting | adopted Nov 25, 2024 | none found |
| Nov 6, 2025 | COLLIS STEVEN H Former Officer & Director |
50,000 | $17.8M | Restricted Stock Vesting | none given | none found |
Show the other 8 notices
From the Form 144 XML filed with the SEC, since Nov 6, 2025. The value is the seller's estimate on the notice. "Form 4 sales after" matches the seller's Form 4 sales in the 30 days after the notice, by name; Form 4s go back 180 days.