Insider at

04

Insider transactions

05
0 buys (P) 0 sells (S) Net: $0 + 78 non-open-market transactions below last 12 months, based on the transactions shown below

Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted

78 other filings hidden
DateTickerCodeSharesPriceValue Owned afterΔ ownA/Dvs now
Aug. 19, 2021 COR S 10b5-1 6,081 $117.94 $717,193 67,101 Direct -8.31% Disposed 168.2% (price as of 2026-10-06)
July 19, 2021 COR S 10b5-1 6,082 $112.09 $681,731 67,101 Direct -8.31% Disposed 182.2% (price as of 2026-10-06)
June 18, 2021 COR S 10b5-1 6,082 $117.23 $712,993 67,101 Direct -8.31% Disposed 169.9% (price as of 2026-10-06)
May 19, 2021 COR S 10b5-1 6,082 $116.71 $709,830 67,101 Direct -8.31% Disposed 171.1% (price as of 2026-10-06)
April 19, 2021 COR S 10b5-1 6,082 $120.00 $729,840 67,101 Direct -8.31% Disposed 163.6% (price as of 2026-10-06)
March 19, 2021 COR S 10b5-1 6,082 $115.35 $701,559 67,101 Direct -8.31% Disposed 174.3% (price as of 2026-10-06)
Nov. 9, 2020 COR S 10b5-1 5,602 $108.42 $607,369 51,795 Direct -9.76% Disposed 191.8% (price as of 2026-10-06)
Oct. 15, 2020 COR S 10b5-1 5,602 $97.89 $548,380 51,795 Direct -9.76% Disposed 223.2% (price as of 2026-10-06)
Sept. 15, 2020 COR S 10b5-1 5,602 $94.88 $531,518 51,795 Direct -9.76% Disposed 233.4% (price as of 2026-10-06)
Aug. 17, 2020 COR S 10b5-1 5,602 $104.28 $584,177 51,795 Direct -9.76% Disposed 203.4% (price as of 2026-10-06)
July 15, 2020 COR S 10b5-1 5,602 $100.43 $562,609 51,795 Direct -9.76% Disposed 215.0% (price as of 2026-10-06)
June 15, 2020 COR S 10b5-1 5,603 $93.44 $523,544 51,795 Direct -9.76% Disposed 238.6% (price as of 2026-10-06)
May 15, 2020 COR S 10b5-1 5,603 $83.36 $467,066 51,795 Direct -9.76% Disposed 279.5% (price as of 2026-10-06)
Nov. 5, 2019 COR S 10b5-1 13,997 $87.90 $1,230,336 51,785 Direct -21.28% Disposed 259.9% (price as of 2026-10-06)
Oct. 7, 2019 COR S 10b5-1 13,997 $81.48 $1,140,476 51,785 Direct -21.28% Disposed 288.3% (price as of 2026-10-06)
Sept. 5, 2019 COR S 10b5-1 13,997 $86.29 $1,207,801 51,785 Direct -21.28% Disposed 266.6% (price as of 2026-10-06)
Aug. 5, 2019 COR S 10b5-1 13,997 $89.58 $1,253,851 51,785 Direct -21.28% Disposed 253.2% (price as of 2026-10-06)
Feb. 15, 2019 COR S 6,974 $86.70 $604,646 51,785 Direct -11.87% Disposed 264.9% (price as of 2026-10-06)
Jan. 15, 2019 COR S 6,974 $76.99 $536,928 51,785 Direct -11.87% Disposed 310.9% (price as of 2026-10-06)
Dec. 14, 2018 COR S 6,974 $80.78 $563,360 51,785 Direct -11.87% Disposed 291.6% (price as of 2026-10-06)
Nov. 15, 2018 COR S 6,974 $88.51 $617,269 51,452 Direct -11.94% Disposed 257.4% (price as of 2026-10-06)
Oct. 15, 2018 COR S 6,974 $88.07 $614,200 49,151 Direct -12.43% Disposed 259.2% (price as of 2026-10-06)

Showing latest 100 of 195 transactions

P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding

Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.

Derivative holdings (Form 4 Table II) Options, RSUs and convertible securities reported on Form 4 Table II.

06
DateTickerSecurityUnderlying Exercise priceExpirationSharesA/D
Nov. 14, 2021 COR Restricted Stock Units Common Stock (4,689) · · 4,689 Disposed
Nov. 10, 2021 COR Restricted Stock Units Common Stock (2,907) · · 2,907 Disposed
Aug. 19, 2021 COR Non-qualified Stock Option (Right to Buy) Common Stock (6,081) $88.71 Nov. 12, 2021 6,081 Disposed
July 19, 2021 COR Non-qualified Stock Option (Right to Buy) Common Stock (6,082) $88.71 Nov. 12, 2021 6,082 Disposed
June 18, 2021 COR Non-qualified Stock Option (Right to Buy) Common Stock (6,082) $88.71 Nov. 12, 2021 6,082 Disposed
May 19, 2021 COR Non-qualified Stock Option (Right to Buy) Common Stock (6,082) $88.71 Nov. 12, 2021 6,082 Disposed
April 19, 2021 COR Non-qualified Stock Option (Right to Buy) Common Stock (6,082) $88.71 Nov. 12, 2021 6,082 Disposed
March 19, 2021 COR Non-qualified Stock Option (Right to Buy) Common Stock (6,082) $88.71 Nov. 12, 2021 6,082 Disposed
Nov. 13, 2020 COR Restricted Stock Units Common Stock (5,417) · · 5,417 Disposed
Nov. 10, 2020 COR Restricted Stock Units Common Stock (8,721) · · 8,721 Acquired
Nov. 9, 2020 COR Non-qualified Stock Option (Right to Buy) Common Stock (5,602) $68.49 Nov. 13, 2020 5,602 Disposed
Oct. 15, 2020 COR Non-qualified Stock Option (Right to Buy) Common Stock (5,602) $68.49 Nov. 13, 2020 5,602 Disposed
Sept. 15, 2020 COR Non-qualified Stock Option (Right to Buy) Common Stock (5,602) $68.49 Nov. 13, 2020 5,602 Disposed
Aug. 17, 2020 COR Non-qualified Stock Option (Right to Buy) Common Stock (5,602) $68.49 Nov. 13, 2020 5,602 Disposed
July 15, 2020 COR Non-qualified Stock Option (Right to Buy) Common Stock (5,602) $68.49 Nov. 13, 2020 5,602 Disposed
June 15, 2020 COR Non-qualified Stock Option (Right to Buy) Common Stock (5,603) $68.49 Nov. 13, 2020 5,603 Disposed
May 15, 2020 COR Non-qualified Stock Option (Right to Buy) Common Stock (5,603) $68.49 Nov. 13, 2020 5,603 Disposed
Nov. 13, 2019 COR Non-qualified Stock Option (Right to Buy) Common Stock (41,542) $86.09 Nov. 13, 2026 41,542 Acquired
Nov. 13, 2019 COR Restricted Stock Units Common Stock (5,344) · Nov. 13, 2026 5,344 Acquired
Nov. 8, 2019 COR Restricted Stock Units Common Stock (5,290) · Nov. 9, 2023 5,290 Disposed
Nov. 5, 2019 COR Non-qualified Stock Option (Right to Buy) Common Stock (13,997) $40.21 Nov. 14, 2019 13,997 Disposed
Oct. 7, 2019 COR Non-qualified Stock Option (Right to Buy) Common Stock (13,997) $40.21 Nov. 14, 2019 13,997 Disposed
Sept. 5, 2019 COR Non-qualified Stock Option (Right to Buy) Common Stock (13,997) $40.21 Nov. 14, 2019 13,997 Disposed
Aug. 5, 2019 COR Non-qualified Stock Option (Right to Buy) Common Stock (13,997) $40.21 Nov. 14, 2019 13,997 Disposed
Feb. 15, 2019 COR Non-qualified Stock Option (Right to Buy) Common Stock (6,974) $37.37 March 1, 2019 6,974 Disposed
Jan. 15, 2019 COR Non-qualified Stock Option (Right to Buy) Common Stock (6,974) $37.37 March 1, 2019 6,974 Disposed
Dec. 14, 2018 COR Non-qualified Stock Option (Right to Buy) Common Stock (6,974) $37.37 March 1, 2019 6,974 Disposed
Nov. 14, 2018 COR Restricted Stock Units Common Stock (4,689) $89.58 Nov. 14, 2025 4,689 Acquired
Nov. 14, 2018 COR Non-qualified Stock Option (Right to Buy) Common Stock (33,877) $89.58 Nov. 14, 2025 33,877 Acquired
Nov. 9, 2018 COR Restricted Stock Units Common Stock (4,072) · Nov. 11, 2022 4,072 Disposed
Oct. 15, 2018 COR Non-qualified Stock Option (Right to Buy) Common Stock (6,974) $37.37 March 1, 2019 6,974 Disposed
Sept. 14, 2018 COR Non-qualified Stock Option (Right to Buy) Common Stock (6,974) $37.37 March 1, 2019 6,974 Disposed
Aug. 15, 2018 COR Non-qualified Stock Option (Right to Buy) Common Stock (6,974) $37.37 March 1, 2019 6,974 Disposed
Feb. 1, 2018 COR Non-qualified Stock Option (Right to Buy) Common Stock (15,939) $36.37 Feb. 16, 2018 15,939 Disposed
Jan. 2, 2018 COR Non-qualified Stock Option (Right to Buy) Common Stock (15,937) $36.37 Feb. 16, 2018 15,937 Disposed
Dec. 1, 2017 COR Non-qualified Stock Option (Right to Buy) Common Stock (15,937) $36.37 Feb. 16, 2018 15,937 Disposed
Nov. 15, 2017 COR Restricted Stock Units Common Stock (5,417) · · 5,417 Acquired
Nov. 15, 2017 COR Non-qualified Stock Option (Right to Buy) Common Stock (44,492) $77.53 Nov. 15, 2024 44,492 Acquired
Nov. 10, 2017 COR Restricted Stock Units Common Stock (2,931) · Nov. 12, 2021 2,931 Disposed
Nov. 6, 2017 COR Non-qualified Stock Option (Right to Buy) Common Stock (15,937) $36.37 Feb. 16, 2018 15,937 Disposed
Nov. 9, 2016 COR Restricted Stock Units Common Stock (5,290) · Nov. 9, 2023 5,290 Acquired
Nov. 9, 2016 COR Non-qualified Stock Option (Right to Buy) Common Stock (59,041) $75.61 Nov. 9, 2023 59,041 Acquired
Aug. 31, 2016 COR Non-qualified Stock Option (Right to Buy) Common Stock (63,750) $28.00 March 3, 2017 63,750 Disposed
Nov. 11, 2015 COR Restricted Stock Units Common Stock (4,072) · Nov. 11, 2022 4,072 Acquired
Nov. 11, 2015 COR Non-qualified Stock Option (Right to Buy) Common Stock (45,793) $98.24 Nov. 11, 2022 45,793 Acquired
May 8, 2015 COR Non-qualified Stock Option (Right to Buy) Common Stock (30,656) $27.07 Feb. 15, 2017 30,656 Disposed
May 8, 2015 COR Non-qualified Stock Option (Right to Buy) Common Stock (48,000) $17.77 Feb. 19, 2016 48,000 Disposed
Feb. 6, 2015 COR Non-qualified Stock Option (Right to Buy) Common Stock (21,460) $21.26 Feb. 8, 2016 21,460 Disposed
Nov. 12, 2014 COR Restricted Stock Units Common Stock (2,931) · Nov. 12, 2021 2,931 Acquired
Nov. 12, 2014 COR Non-qualified Stock Option (Right to Buy) Common Stock (36,491) $88.71 Nov. 12, 2021 36,491 Acquired
May 22, 2014 COR Nonqualified Stock Option (right to buy) Common Stock (37,500) $21.46 Feb. 27, 2015 37,500 Acquired
Nov. 13, 2013 COR Nonqualified Stock Option (right to buy) Common Stock (39,216) $68.49 Nov. 13, 2020 39,216 Acquired
Nov. 14, 2012 COR Nonqualified Stock Option (right to buy) Common Stock (55,988) $40.21 Nov. 14, 2019 55,988 Acquired
Feb. 29, 2012 COR Nonqualified Stock Option (right to buy) Common Stock (48,818) $37.37 March 1, 2019 48,818 Acquired
May 26, 2011 COR Nonqualified Stock Option (right to buy) Common Stock (32,700) $14.06 March 8, 2014 32,700 Disposed
Feb. 16, 2011 COR Nonqualified Stock Option (right to buy) Common Stock (63,750) $36.37 Feb. 16, 2018 63,750 Acquired
Dec. 1, 2010 COR Nonqualified Stock Option (right to buy) Common Stock (30,656) $13.54 Feb. 27, 2013 30,656 Disposed
March 3, 2010 COR Nonqualified Stock Option (right to buy) Common Stock (63,750) $28.00 March 3, 2017 63,750 Acquired
Feb. 19, 2009 COR Nonqualified Stock Option (right to buy) Common Stock (24,000) $35.55 Feb. 19, 2016 24,000 Acquired
Feb. 19, 2009 COR Nonqualified Stock Option (right to buy) Common Stock (12,000) $35.55 Feb. 19, 2016 12,000 Acquired
Feb. 27, 2008 COR Nonqualified Stock Option (right to buy) Common Stock (18,750) $42.92 Feb. 27, 2015 18,750 Acquired

Exercise/conversion price is blank when not applicable (e.g. RSUs).

Initial ownership (Form 3) 6 holdings

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Securities held when first becoming an insider, per SEC Form 3.

DateTickerSecuritySharesOwnership
Oct. 3, 2007 COR Common Stock 2,834 Direct
Oct. 3, 2007 COR Nonqualified Stock Option (right to buy)→ Common Stock (15,328) 15,328 Direct
Oct. 3, 2007 COR Nonqualified Stock Option (right to buy)→ Common Stock (16,350) 16,350 Direct
Oct. 3, 2007 COR Nonqualified Stock Option (right to buy)→ Common Stock (16,759) 16,759 Direct
Oct. 3, 2007 COR Nonqualified Stock Option (right to buy)→ Common Stock (10,730) 10,730 Direct
Oct. 3, 2007 COR Nonqualified Stock Option (right to buy)→ Common Stock (15,328) 15,328 Direct

Compensation (DEF 14A)

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Matched by name from proxy statements (DEF 14A) — verify against the filing.

COR

Fiscal yearSalaryBonusStock awards Option awardsNon-equity incentivePension changeOtherTotal
2019 $660,000 · $1,470,008 $630,112 $662,340 · $86,155 $3,508,615
2018 $660,000 · $1,469,969 $630,007 $727,679 · $82,949 $3,570,604
2017 $633,000 · $1,200,006 $800,006 · · · $3,184,357

Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.