Insider at

04

Insider transactions

05
0 buys (P) 3 sells (S) Net: $-4,935,140 + 96 non-open-market transactions below 12 months to the week close of 2026-10-23

Price change vs the latest weekly close (updated to the current quote in your browser when available), split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted

96 other filings hidden
DateTickerCodeSharesPriceValue Owned afterΔ ownA/Dvs now
May 15, 2026 GLW S 20,000 $195.93 $3,918,600 70,059 Direct -22.21% Disposed -36.9% (price as of )
Feb. 11, 2026 GLW S 1,583 $128.74 $203,795 59,788 Direct -2.58% Disposed -3.9% (price as of )
Feb. 9, 2026 GLW S 6,262 $129.79 $812,745 61,371 Direct -9.26% Disposed -4.7% (price as of )
July 30, 2025 GLW S 36,240 $62.26 $2,256,302 64,838 Direct -35.85% Disposed 98.7% (price as of )

Loaded 100 of 139 rows

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
April 15, 2026 GLW Performance Share Unit Common Stock (41,173) · · 41,173 Disposed
April 15, 2026 GLW Restricted Stock Unit Common Stock (17,838) · · 17,838 Disposed
April 1, 2026 GLW Restricted Stock Unit Common Stock (9,692) · · 9,692 Acquired
Feb. 9, 2026 GLW Restricted Stock Unit Common Stock (2,476) · · 2,476 Disposed
Feb. 4, 2026 GLW Performance Share Unit Common Stock (16,891) · · 16,891 Acquired
Feb. 4, 2026 GLW Performance Share Unit Common Stock (15,591) · · 15,591 Acquired
Feb. 4, 2026 GLW Performance Share Unit Common Stock (20,932) · · 20,932 Acquired
Feb. 4, 2026 GLW Performance Share Unit Common Stock (599) · · 599 Disposed
Feb. 4, 2026 GLW Performance Share Unit Common Stock (553) · · 553 Disposed
Feb. 4, 2026 GLW Performance Share Unit Common Stock (742) · · 742 Disposed
Jan. 2, 2026 GLW Restricted Stock Unit Common Stock (1,005) · · 1,005 Disposed
Aug. 8, 2025 GLW Restricted Stock Unit Common Stock (2,476) · · 2,476 Disposed
July 30, 2025 GLW Stock Options (Right to Buy) Common Stock (10,001) $27.00 March 31, 2027 10,001 Disposed
July 30, 2025 GLW Stock Options (Right to Buy) Common Stock (11,239) $27.03 April 2, 2028 11,239 Disposed
April 15, 2025 GLW Performance Share Unit Common Stock (20,742) · · 20,742 Disposed
April 15, 2025 GLW Restricted Stock Unit Common Stock (13,777) · · 13,777 Disposed
April 1, 2025 GLW Restricted Stock Unit Common Stock (24,374) · · 24,374 Acquired
Feb. 10, 2025 GLW Restricted Stock Unit Common Stock (2,475) · · 2,475 Disposed
Feb. 4, 2025 GLW Performance Share Unit Common Stock (20,248) · · 20,248 Acquired
Feb. 4, 2025 GLW Performance Share Unit Common Stock (16,996) · · 16,996 Acquired
Feb. 4, 2025 GLW Performance Share Unit Common Stock (14,717) · · 14,717 Acquired
Feb. 4, 2025 GLW Performance Share Unit Common Stock (718) · · 718 Disposed
Feb. 4, 2025 GLW Performance Share Unit Common Stock (603) · · 603 Disposed
Feb. 4, 2025 GLW Performance Share Unit Common Stock (522) · · 522 Disposed
Jan. 2, 2025 GLW Restricted Stock Unit Common Stock (1,056) · · 1,056 Disposed
Aug. 8, 2024 GLW Restricted Stock Unit Common Stock (2,475) · · 2,475 Disposed
Aug. 8, 2024 GLW Restricted Stock Unit Common Stock (1,441) · · 1,441 Disposed
April 15, 2024 GLW Restricted Stock Unit Common Stock (9,110) · · 9,110 Disposed
April 15, 2024 GLW Performance Share Unit Common Stock (13,067) · · 13,067 Disposed
April 1, 2024 GLW Restricted Stock Unit Common Stock (22,498) · · 22,498 Acquired
Feb. 8, 2024 GLW Restricted Stock Unit Common Stock (4,951) · · 4,951 Disposed
Feb. 8, 2024 GLW Restricted Stock Unit Common Stock (2,880) · · 2,880 Disposed
Feb. 7, 2024 GLW Performance Share Unit Common Stock (4,759) · · 4,759 Acquired
Feb. 7, 2024 GLW Performance Share Unit Common Stock (3,638) · · 3,638 Acquired
Feb. 7, 2024 GLW Performance Share Unit Common Stock (4,029) · · 4,029 Acquired
Feb. 7, 2024 GLW Performance Share Unit Common Stock (169) · · 169 Disposed
Feb. 7, 2024 GLW Performance Share Unit Common Stock (129) · · 129 Disposed
Feb. 7, 2024 GLW Performance Share Unit Common Stock (143) · · 143 Disposed
Jan. 4, 2024 GLW Restricted Stock Unit Common Stock (1,046) · · 1,046 Disposed
May 15, 2023 GLW Restricted Stock Unit Common Stock (4,071) · · 4,071 Disposed
May 15, 2023 GLW Restricted Stock Unit Common Stock (588) · · 588 Disposed
April 27, 2023 GLW Performance Share Unit Common Stock (442) · · 442 Disposed
April 27, 2023 GLW Performance Share Unit Common Stock (146) · · 146 Disposed
April 27, 2023 GLW Restricted Stock Unit Common Stock (438) · · 438 Disposed
April 27, 2023 GLW Restricted Stock Unit Common Stock (662) · · 662 Disposed
April 14, 2023 GLW Performance Share Unit Common Stock (35,884) · · 35,884 Disposed
April 14, 2023 GLW Restricted Stock Unit Common Stock (13,344) · · 13,344 Disposed
April 14, 2023 GLW Restricted Stock Unit Common Stock (2,765) · · 2,765 Disposed
April 3, 2023 GLW Restricted Stock Unit Common Stock (18,884) · · 18,884 Acquired
Feb. 8, 2023 GLW Restricted Stock Unit Common Stock (4,321) · · 4,321 Acquired
Feb. 8, 2023 GLW Restricted Stock Unit Common Stock (14,853) · · 14,853 Acquired
Feb. 8, 2023 GLW Performance Share Unit Common Stock (3,184) · · 3,184 Acquired
Feb. 8, 2023 GLW Performance Share Unit Common Stock (2,105) · · 2,105 Acquired
Feb. 8, 2023 GLW Performance Share Unit Common Stock (10,077) · · 10,077 Acquired
May 16, 2022 GLW Restricted Stock Unit Common Stock (4,071) · · 4,071 Disposed
May 16, 2022 GLW Restricted Stock Unit Common Stock (588) · · 588 Disposed
April 18, 2022 GLW Restricted Stock Unit Common Stock (5,896) · · 5,896 Disposed
April 1, 2022 GLW Restricted Stock Unit Common Stock (14,439) · · 14,439 Acquired
Feb. 2, 2022 GLW Performance Share Unit Common Stock (12,686) · · 12,686 Acquired
Feb. 2, 2022 GLW Performance Share Unit Common Stock (7,518) · · 7,518 Acquired
May 17, 2021 GLW Restricted Stock Unit Common Stock (4,072) · · 4,072 Disposed
May 17, 2021 GLW Restricted Stock Unit Common Stock (589) · · 589 Disposed
April 15, 2021 GLW Restricted Stock Unit Common Stock (6,243) · · 6,243 Disposed
April 1, 2021 GLW Restricted Stock Unit Common Stock (9,548) · · 9,548 Acquired
Feb. 9, 2021 GLW Stock Options (Right to Buy) Common Stock (3,590) $20.89 March 31, 2026 3,590 Disposed
Feb. 9, 2021 GLW Stock Options (Right to Buy) Common Stock (4,017) $18.67 April 29, 2026 4,017 Disposed
Feb. 9, 2021 GLW Stock Options (Right to Buy) Common Stock (3,590) $20.89 May 31, 2026 3,590 Disposed
Feb. 3, 2021 GLW Performance Share Unit Common Stock (13,121) · · 13,121 Acquired

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

Initial ownership (Form 3) 15 holdings

07

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

DateTickerSecuritySharesOwnership
Oct. 9, 2020 GLW Common Stock 4,958 Direct
Oct. 9, 2020 GLW Common Stock 3,435 Indirect
Oct. 9, 2020 GLW Restricted Stock Unit→ Common Stock (6,243) 6,243 Direct
Oct. 9, 2020 GLW Restricted Stock Unit→ Common Stock (5,896) 5,896 Direct
Oct. 9, 2020 GLW Restricted Stock Unit→ Common Stock (13,344) 13,344 Direct
Oct. 9, 2020 GLW Restricted Stock Unit→ Common Stock (12,214) 12,214 Direct
Oct. 9, 2020 GLW Restricted Stock Unit→ Common Stock (1,765) 1,765 Direct
Oct. 9, 2020 GLW Restricted Stock Unit→ Common Stock (2,765) 2,765 Direct
Oct. 9, 2020 GLW Stock Options (Right to Buy)→ Common Stock (3,590) 3,590 Direct
Oct. 9, 2020 GLW Stock Options (Right to Buy)→ Common Stock (4,017) 4,017 Direct
Oct. 9, 2020 GLW Stock Options (Right to Buy)→ Common Stock (3,590) 3,590 Direct
Oct. 9, 2020 GLW Stock Options (Right to Buy)→ Common Stock (10,001) 10,001 Direct
Oct. 9, 2020 GLW Stock Options (Right to Buy)→ Common Stock (11,239) 11,239 Direct
Oct. 9, 2020 GLW Stock Options (Right to Buy)→ Common Stock (11,792) 11,792 Direct
Oct. 9, 2020 GLW Stock Options (Right to Buy)→ Common Stock (8,825) 8,825 Direct

Holdings reported on Form 4 157 reported holdings

08

Positions listed on each Form 4 without a transaction in that filing (Table I and II holdings), newest filing first.

DateTickerSecuritySharesExercise priceExpirationOwnership
May 18, 2026 GLW Common Stock 3,847 · · Indirect
April 16, 2026 GLW Common Stock 3,847 · · Indirect
April 16, 2026 GLW Performance Share Unit→ Common Stock (34,568) 34,568 · · Direct
April 16, 2026 GLW Performance Share Unit→ Common Stock (16,292) 16,292 · · Direct
April 16, 2026 GLW Restricted Stock Unit→ Common Stock (21,442) 21,442 · · Direct
April 16, 2026 GLW Restricted Stock Unit→ Common Stock (23,369) 23,369 · · Direct
April 16, 2026 GLW Restricted Stock Unit→ Common Stock (9,692) 9,692 · · Direct
April 2, 2026 GLW Common Stock 59,788 · · Direct
April 2, 2026 GLW Common Stock 3,847 · · Indirect
April 2, 2026 GLW Restricted Stock Unit→ Common Stock (21,442) 21,442 · · Direct
April 2, 2026 GLW Restricted Stock Unit→ Common Stock (23,369) 23,369 · · Direct
April 2, 2026 GLW Restricted Stock Unit→ Common Stock (17,838) 17,838 · · Direct
Feb. 12, 2026 GLW Common Stock 3,839 · · Indirect
Feb. 11, 2026 GLW Common Stock 3,839 · · Indirect
Feb. 11, 2026 GLW Restricted Stock Unit→ Common Stock (21,442) 21,442 · · Direct
Feb. 11, 2026 GLW Restricted Stock Unit→ Common Stock (23,369) 23,369 · · Direct
Feb. 11, 2026 GLW Restricted Stock Unit→ Common Stock (17,838) 17,838 · · Direct
Feb. 6, 2026 GLW Common Stock 3,839 · · Indirect
Jan. 6, 2026 GLW Common Stock 3,839 · · Indirect
Jan. 6, 2026 GLW Restricted Stock Unit→ Common Stock (2,476) 2,476 · · Direct
Jan. 6, 2026 GLW Restricted Stock Unit→ Common Stock (21,442) 21,442 · · Direct
Jan. 6, 2026 GLW Restricted Stock Unit→ Common Stock (17,838) 17,838 · · Direct
Aug. 12, 2025 GLW Common Stock 3,814 · · Indirect
Aug. 12, 2025 GLW Restricted Stock Unit→ Common Stock (21,442) 21,442 · · Direct
Aug. 12, 2025 GLW Restricted Stock Unit→ Common Stock (24,374) 24,374 · · Direct
Aug. 12, 2025 GLW Restricted Stock Unit→ Common Stock (17,838) 17,838 · · Direct
July 31, 2025 GLW Common Stock 3,814 · · Indirect
April 17, 2025 GLW Common Stock 3,794 · · Indirect
April 17, 2025 GLW Performance Share Unit→ Common Stock (20,983) 20,983 · · Direct
April 17, 2025 GLW Performance Share Unit→ Common Stock (19,530) 19,530 · · Direct
April 17, 2025 GLW Restricted Stock Unit→ Common Stock (4,952) 4,952 · · Direct
April 17, 2025 GLW Restricted Stock Unit→ Common Stock (17,838) 17,838 · · Direct
April 17, 2025 GLW Restricted Stock Unit→ Common Stock (21,442) 21,442 · · Direct
April 17, 2025 GLW Restricted Stock Unit→ Common Stock (24,374) 24,374 · · Direct
April 3, 2025 GLW Common Stock 62,131 · · Direct
April 3, 2025 GLW Common Stock 3,794 · · Indirect
April 3, 2025 GLW Restricted Stock Unit→ Common Stock (4,952) 4,952 · · Direct
April 3, 2025 GLW Restricted Stock Unit→ Common Stock (13,777) 13,777 · · Direct
April 3, 2025 GLW Restricted Stock Unit→ Common Stock (17,838) 17,838 · · Direct
April 3, 2025 GLW Restricted Stock Unit→ Common Stock (21,442) 21,442 · · Direct
Feb. 12, 2025 GLW Common Stock 3,771 · · Indirect
Feb. 12, 2025 GLW Restricted Stock Unit→ Common Stock (13,777) 13,777 · · Direct
Feb. 12, 2025 GLW Restricted Stock Unit→ Common Stock (17,838) 17,838 · · Direct
Feb. 12, 2025 GLW Restricted Stock Unit→ Common Stock (21,442) 21,442 · · Direct
Feb. 6, 2025 GLW Common Stock 3,771 · · Indirect
Jan. 6, 2025 GLW Common Stock 3,771 · · Indirect
Jan. 6, 2025 GLW Restricted Stock Unit→ Common Stock (7,427) 7,427 · · Direct
Jan. 6, 2025 GLW Restricted Stock Unit→ Common Stock (13,777) 13,777 · · Direct
Jan. 6, 2025 GLW Restricted Stock Unit→ Common Stock (17,838) 17,838 · · Direct
Aug. 12, 2024 GLW Common Stock 3,727 · · Indirect
Aug. 12, 2024 GLW Restricted Stock Unit→ Common Stock (13,777) 13,777 · · Direct
Aug. 12, 2024 GLW Restricted Stock Unit→ Common Stock (22,498) 22,498 · · Direct
Aug. 12, 2024 GLW Restricted Stock Unit→ Common Stock (17,838) 17,838 · · Direct
April 17, 2024 GLW Common Stock 3,700 · · Indirect
April 17, 2024 GLW Restricted Stock Unit→ Common Stock (9,902) 9,902 · · Direct
April 17, 2024 GLW Restricted Stock Unit→ Common Stock (1,441) 1,441 · · Direct
April 17, 2024 GLW Performance Share Unit→ Common Stock (6,547) 6,547 · · Direct
April 17, 2024 GLW Performance Share Unit→ Common Stock (4,590) 4,590 · · Direct
April 17, 2024 GLW Restricted Stock Unit→ Common Stock (13,777) 13,777 · · Direct
April 17, 2024 GLW Restricted Stock Unit→ Common Stock (22,498) 22,498 · · Direct
April 17, 2024 GLW Restricted Stock Unit→ Common Stock (17,838) 17,838 · · Direct
April 3, 2024 GLW Common Stock 45,650 · · Direct
April 3, 2024 GLW Common Stock 3,700 · · Indirect
April 3, 2024 GLW Restricted Stock Unit→ Common Stock (9,902) 9,902 · · Direct
April 3, 2024 GLW Restricted Stock Unit→ Common Stock (1,441) 1,441 · · Direct
April 3, 2024 GLW Restricted Stock Unit→ Common Stock (9,110) 9,110 · · Direct
April 3, 2024 GLW Restricted Stock Unit→ Common Stock (13,777) 13,777 · · Direct
April 3, 2024 GLW Restricted Stock Unit→ Common Stock (17,838) 17,838 · · Direct
Feb. 12, 2024 GLW Common Stock 3,670 · · Indirect
Feb. 12, 2024 GLW Restricted Stock Unit→ Common Stock (9,110) 9,110 · · Direct
Feb. 12, 2024 GLW Restricted Stock Unit→ Common Stock (13,777) 13,777 · · Direct
Feb. 12, 2024 GLW Restricted Stock Unit→ Common Stock (17,838) 17,838 · · Direct
Feb. 8, 2024 GLW Common Stock 3,670 · · Indirect
Jan. 8, 2024 GLW Common Stock 3,670 · · Indirect
Jan. 8, 2024 GLW Restricted Stock Unit→ Common Stock (14,853) 14,853 · · Direct
Jan. 8, 2024 GLW Restricted Stock Unit→ Common Stock (4,321) 4,321 · · Direct
Jan. 8, 2024 GLW Restricted Stock Unit→ Common Stock (9,110) 9,110 · · Direct
Jan. 8, 2024 GLW Restricted Stock Unit→ Common Stock (13,777) 13,777 · · Direct
May 17, 2023 GLW Common Stock 3,576 · · Indirect
May 17, 2023 GLW Restricted Stock Unit→ Common Stock (14,853) 14,853 · · Direct
May 17, 2023 GLW Restricted Stock Unit→ Common Stock (4,321) 4,321 · · Direct
May 17, 2023 GLW Restricted Stock Unit→ Common Stock (9,110) 9,110 · · Direct
May 17, 2023 GLW Restricted Stock Unit→ Common Stock (13,777) 13,777 · · Direct
May 17, 2023 GLW Restricted Stock Unit→ Common Stock (18,884) 18,884 · · Direct
April 28, 2023 GLW Common Stock 3,576 · · Indirect
April 28, 2023 GLW Restricted Stock Unit→ Common Stock (14,853) 14,853 · · Direct
April 28, 2023 GLW Restricted Stock Unit→ Common Stock (4,321) 4,321 · · Direct
April 28, 2023 GLW Restricted Stock Unit→ Common Stock (18,884) 18,884 · · Direct
April 28, 2023 GLW Restricted Stock Unit→ Common Stock (4,071) 4,071 · · Direct
April 28, 2023 GLW Restricted Stock Unit→ Common Stock (588) 588 · · Direct
April 18, 2023 GLW Common Stock 3,576 · · Indirect
April 18, 2023 GLW Restricted Stock Unit→ Common Stock (14,853) 14,853 · · Direct
April 18, 2023 GLW Restricted Stock Unit→ Common Stock (4,321) 4,321 · · Direct
April 18, 2023 GLW Performance Share Unit→ Common Stock (9,623) 9,623 · · Direct
April 18, 2023 GLW Performance Share Unit→ Common Stock (3,184) 3,184 · · Direct
April 18, 2023 GLW Restricted Stock Unit→ Common Stock (9,548) 9,548 · · Direct
April 18, 2023 GLW Restricted Stock Unit→ Common Stock (14,439) 14,439 · · Direct
April 18, 2023 GLW Restricted Stock Unit→ Common Stock (18,884) 18,884 · · Direct
April 18, 2023 GLW Restricted Stock Unit→ Common Stock (4,071) 4,071 · · Direct
April 18, 2023 GLW Restricted Stock Unit→ Common Stock (588) 588 · · Direct

Loaded 100 of 157 rows

Compensation (DEF 14A)

10

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

GLW

Fiscal yearSalaryBonusStock awards Option awardsNon-equity incentivePension changeOtherTotal
2024 $609,615 · $1,647,529 $0 $1,834,844 $395,775 $32,914 $4,520,678

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