Martin J Curran
CIK 1639831 · View on SEC EDGAR ↗
First SEC filing: May 1, 2015 · Latest: May 1, 2015
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Insider transactions
Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| Nov. 21, 2024 | GLW | S | 50,000 | $47.96 | $2,398,000 | 5,398 Indirect | -90.26% | Disposed | 220.2% (price as of 2026-08-21) |
| Nov. 12, 2024 | GLW | S | 10,200 | $48.33 | $492,966 | 55,398 Indirect | -15.55% | Disposed | 217.7% (price as of 2026-08-21) |
| Aug. 13, 2024 | GLW | S | 2,431 | $39.60 | $96,268 | 0 Direct | -100.00% | Disposed | 287.8% (price as of 2026-08-21) |
| May 3, 2024 | GLW | S | 16,416 | $33.70 | $553,219 | 65,598 Indirect | -20.02% | Disposed | 355.7% (price as of 2026-08-21) |
| Feb. 16, 2024 | GLW | S | 6,353 | $32.15 | $204,249 | 4,515 Direct | -58.46% | Disposed | 377.6% (price as of 2026-08-21) |
| Aug. 19, 2021 | GLW | S | 28,419 | $40.89 | $1,162,053 | 0 Direct | -100.00% | Disposed | 275.5% (price as of 2026-08-21) |
| May 19, 2021 | GLW | S | 4,707 | $42.52 | $200,142 | 0 Direct | -100.00% | Disposed | 261.1% (price as of 2026-08-21) |
Showing latest 100 of 223 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.
| Date | Ticker | Security | Underlying | Exercise price | Expiration | Shares | A/D |
|---|---|---|---|---|---|---|---|
| Jan. 2, 2025 | GLW | Restricted Stock Unit | Common Stock (593) | — | — | 593 | Disposed |
| July 31, 2024 | GLW | Restricted Stock Unit | Common Stock (1,754) | — | — | 1,754 | Disposed |
| July 31, 2024 | GLW | Restricted Stock Unit | Common Stock (3,215) | — | — | 3,215 | Disposed |
| April 15, 2024 | GLW | Performance Share Unit | Common Stock (18,811) | — | — | 18,811 | Disposed |
| April 15, 2024 | GLW | Restricted Stock Unit | Common Stock (12,892) | — | — | 12,892 | Disposed |
| April 1, 2024 | GLW | Restricted Stock Unit | Common Stock (19,054) | — | — | 19,054 | Acquired |
| Feb. 8, 2024 | GLW | Restricted Stock Unit | Common Stock (3,506) | — | — | 3,506 | Disposed |
| Feb. 8, 2024 | GLW | Restricted Stock Unit | Common Stock (6,429) | — | — | 6,429 | Disposed |
| Feb. 7, 2024 | GLW | Performance Share Unit | Common Stock (204) | — | — | 204 | Disposed |
| Feb. 7, 2024 | GLW | Performance Share Unit | Common Stock (153) | — | — | 153 | Disposed |
| Feb. 7, 2024 | GLW | Performance Share Unit | Common Stock (160) | — | — | 160 | Disposed |
| Feb. 7, 2024 | GLW | Performance Share Unit | Common Stock (5,753) | — | — | 5,753 | Acquired |
| Feb. 7, 2024 | GLW | Performance Share Unit | Common Stock (4,314) | — | — | 4,314 | Acquired |
| Feb. 7, 2024 | GLW | Performance Share Unit | Common Stock (4,488) | — | — | 4,488 | Acquired |
| Jan. 4, 2024 | GLW | Restricted Stock Unit | Common Stock (994) | — | — | 994 | Disposed |
| May 15, 2023 | GLW | Restricted Stock Unit | Common Stock (955) | — | — | 955 | Disposed |
| May 15, 2023 | GLW | Restricted Stock Unit | Common Stock (8,270) | — | — | 8,270 | Disposed |
| April 14, 2023 | GLW | Restricted Stock Unit | Common Stock (29,316) | — | — | 29,316 | Disposed |
| April 14, 2023 | GLW | Performance Share Unit | Common Stock (65,796) | — | — | 65,796 | Disposed |
| April 3, 2023 | GLW | Restricted Stock Unit | Common Stock (17,811) | — | — | 17,811 | Acquired |
| Feb. 8, 2023 | GLW | Performance Share Unit | Common Stock (679) | — | — | 679 | Disposed |
| Feb. 8, 2023 | GLW | Performance Share Unit | Common Stock (107) | — | — | 107 | Disposed |
| Feb. 8, 2023 | GLW | Performance Share Unit | Common Stock (134) | — | — | 134 | Disposed |
| Feb. 8, 2023 | GLW | Performance Share Unit | Common Stock (19,148) | — | — | 19,148 | Acquired |
| Feb. 8, 2023 | GLW | Performance Share Unit | Common Stock (3,008) | — | — | 3,008 | Acquired |
| Feb. 8, 2023 | GLW | Performance Share Unit | Common Stock (3,775) | — | — | 3,775 | Acquired |
| Feb. 8, 2023 | GLW | Restricted Stock Unit | Common Stock (19,287) | — | — | 19,287 | Acquired |
| Feb. 8, 2023 | GLW | Restricted Stock Unit | Common Stock (5,260) | — | — | 5,260 | Acquired |
| Jan. 5, 2023 | GLW | Restricted Stock Unit | Common Stock (904) | — | — | 904 | Disposed |
| May 16, 2022 | GLW | Restricted Stock Unit | Common Stock (955) | — | — | 955 | Disposed |
| May 16, 2022 | GLW | Restricted Stock Unit | Common Stock (8,270) | — | — | 8,270 | Disposed |
| April 18, 2022 | GLW | Restricted Stock Unit | Common Stock (13,546) | — | — | 13,546 | Disposed |
| April 1, 2022 | GLW | Restricted Stock Unit | Common Stock (17,120) | — | — | 17,120 | Acquired |
| Feb. 2, 2022 | GLW | Performance Share Unit | Common Stock (381) | — | — | 381 | Disposed |
| Feb. 2, 2022 | GLW | Performance Share Unit | Common Stock (855) | — | — | 855 | Disposed |
| Feb. 2, 2022 | GLW | Performance Share Unit | Common Stock (10,742) | — | — | 10,742 | Acquired |
| Feb. 2, 2022 | GLW | Performance Share Unit | Common Stock (24,106) | — | — | 24,106 | Acquired |
| Jan. 7, 2022 | GLW | Restricted Stock Unit | Common Stock (747) | — | — | 747 | Disposed |
| Aug. 19, 2021 | GLW | Stock Options (Right to Buy) | Common Stock (6,566) | $19.65 | May 15, 2030 | 6,566 | Disposed |
| Aug. 19, 2021 | GLW | Stock Options (Right to Buy) | Common Stock (21,853) | $27.03 | April 2, 2028 | 21,853 | Disposed |
| May 17, 2021 | GLW | Restricted Stock Unit | Common Stock (955) | — | — | 955 | Disposed |
| May 17, 2021 | GLW | Restricted Stock Unit | Common Stock (8,270) | — | — | 8,270 | Disposed |
| April 15, 2021 | GLW | Restricted Stock Unit | Common Stock (15,312) | — | — | 15,312 | Disposed |
| April 1, 2021 | GLW | Restricted Stock Unit | Common Stock (13,639) | — | — | 13,639 | Acquired |
| Feb. 16, 2021 | GLW | Stock Options (Right to Buy) | Common Stock (23,336) | $27.00 | March 31, 2027 | 23,336 | Disposed |
| Feb. 16, 2021 | GLW | Stock Options (Right to Buy) | Common Stock (8,377) | $20.89 | May 31, 2026 | 8,377 | Disposed |
| Feb. 16, 2021 | GLW | Stock Options (Right to Buy) | Common Stock (9,373) | $18.67 | April 29, 2026 | 9,373 | Disposed |
| Feb. 16, 2021 | GLW | Stock Options (Right to Buy) | Common Stock (8,377) | $20.89 | March 31, 2026 | 8,377 | Disposed |
| Feb. 16, 2021 | GLW | Stock Options (Right to Buy) | Common Stock (8,365) | $20.92 | May 29, 2025 | 8,365 | Disposed |
| Feb. 16, 2021 | GLW | Stock Options (Right to Buy) | Common Stock (8,361) | $20.93 | April 30, 2025 | 8,361 | Disposed |
| Feb. 16, 2021 | GLW | Stock Options (Right to Buy) | Common Stock (7,716) | $22.68 | March 31, 2025 | 7,716 | Disposed |
| Feb. 16, 2021 | GLW | Stock Options (Right to Buy) | Common Stock (7,629) | $21.30 | May 30, 2024 | 7,629 | Disposed |
| Feb. 16, 2021 | GLW | Stock Options (Right to Buy) | Common Stock (7,771) | $20.91 | April 30, 2024 | 7,771 | Disposed |
| Feb. 16, 2021 | GLW | Stock Options (Right to Buy) | Common Stock (7,805) | $20.82 | March 31, 2024 | 7,805 | Disposed |
| Feb. 3, 2021 | GLW | Performance Share Unit | Common Stock (857) | — | — | 857 | Disposed |
| Feb. 3, 2021 | GLW | Performance Share Unit | Common Stock (24,933) | — | — | 24,933 | Acquired |
| Jan. 7, 2021 | GLW | Restricted Stock Unit | Common Stock (1,296) | — | — | 1,296 | Disposed |
| Sept. 11, 2020 | GLW | Stock Options (Right to Buy) | Common Stock (20,138) | $15.37 | May 31, 2023 | 20,138 | Disposed |
| Sept. 11, 2020 | GLW | Stock Options (Right to Buy) | Common Stock (21,346) | $14.50 | April 30, 2023 | 21,346 | Disposed |
| May 15, 2020 | GLW | Restricted Stock Unit | Common Stock (24,810) | — | — | 24,810 | Acquired |
| May 15, 2020 | GLW | Stock Options (Right to Buy) | Common Stock (14,325) | $19.65 | May 15, 2030 | 14,325 | Acquired |
| May 15, 2020 | GLW | Restricted Stock Unit | Common Stock (2,865) | — | — | 2,865 | Acquired |
| April 15, 2020 | GLW | Restricted Stock Unit | Common Stock (12,163) | — | — | 12,163 | Disposed |
| April 1, 2020 | GLW | Restricted Stock Unit | Common Stock (30,612) | — | — | 30,612 | Acquired |
| Jan. 2, 2020 | GLW | Restricted Stock Unit | Common Stock (826) | — | — | 826 | Disposed |
| Nov. 11, 2019 | GLW | Stock Options (Right to Buy) | Common Stock (6,725) | $22.03 | March 1, 2021 | 6,725 | Disposed |
| Nov. 11, 2019 | GLW | Stock Options (Right to Buy) | Common Stock (6,529) | $22.69 | Feb. 1, 2021 | 6,529 | Disposed |
| April 15, 2019 | GLW | Restricted Stock Unit | Common Stock (15,756) | — | — | 15,756 | Disposed |
| April 1, 2019 | GLW | Stock Options (Right to Buy) | Common Stock (28,744) | $33.92 | April 1, 2029 | 28,744 | Acquired |
| April 1, 2019 | GLW | Restricted Stock Unit | Common Stock (14,372) | — | — | 14,372 | Acquired |
| Jan. 2, 2019 | GLW | Restricted Stock Unit | Common Stock (874) | — | — | 874 | Disposed |
| April 16, 2018 | GLW | Restricted Stock Unit | Common Stock (14,402) | — | — | 14,402 | Disposed |
| April 2, 2018 | GLW | Stock Options (Right to Buy) | Common Stock (29,137) | $27.03 | April 2, 2028 | 29,137 | Acquired |
| April 2, 2018 | GLW | Restricted Stock Unit | Common Stock (16,186) | — | — | 16,186 | Acquired |
| Jan. 2, 2018 | GLW | Restricted Stock Unit | Common Stock (800) | — | — | 800 | Disposed |
| April 17, 2017 | GLW | Restricted Stock Unit | Common Stock (14,747) | — | — | 14,747 | Disposed |
| March 31, 2017 | GLW | Restricted Stock Unit | Common Stock (12,963) | — | — | 12,963 | Acquired |
| March 31, 2017 | GLW | Stock Options (Right to Buy) | Common Stock (23,336) | $27.00 | March 31, 2027 | 23,336 | Acquired |
| Jan. 27, 2017 | GLW | Stock Options (Right to Buy) | Common Stock (18,000) | $24.92 | Dec. 4, 2017 | 18,000 | Disposed |
| Jan. 27, 2017 | GLW | Stock Options (Right to Buy) | Common Stock (9,000) | $23.37 | Jan. 1, 2018 | 9,000 | Disposed |
| Jan. 27, 2017 | GLW | Stock Options (Right to Buy) | Common Stock (9,000) | $24.61 | Jan. 31, 2018 | 9,000 | Disposed |
| Jan. 3, 2017 | GLW | Restricted Stock Unit | Common Stock (998) | — | — | 998 | Disposed |
| Sept. 7, 2016 | GLW | Stock Options (Right to Buy) | Common Stock (23,220) | $13.33 | March 28, 2023 | 23,220 | Disposed |
| Sept. 7, 2016 | GLW | Stock Options (Right to Buy) | Common Stock (15,133) | $12.39 | July 18, 2022 | 15,133 | Disposed |
| Sept. 7, 2016 | GLW | Stock Options (Right to Buy) | Common Stock (16,063) | $12.97 | March 1, 2022 | 16,063 | Disposed |
| Aug. 8, 2016 | GLW | Stock Options (Right to Buy) | Common Stock (18,000) | $21.89 | Dec. 5, 2016 | 18,000 | Disposed |
| July 28, 2016 | GLW | Stock Options (Right to Buy) | Common Stock (9,000) | $20.86 | Jan. 31, 2017 | 9,000 | Disposed |
| May 31, 2016 | GLW | Stock Options (Right to Buy) | Common Stock (8,377) | $20.89 | May 31, 2026 | 8,377 | Acquired |
| April 29, 2016 | GLW | Stock Options (Right to Buy) | Common Stock (9,373) | $18.67 | April 29, 2026 | 9,373 | Acquired |
| April 18, 2016 | GLW | Restricted Stock Unit | Common Stock (23,071) | — | — | 23,071 | Disposed |
| March 31, 2016 | GLW | Stock Options (Right to Buy) | Common Stock (8,377) | $20.89 | March 31, 2026 | 8,377 | Acquired |
| March 31, 2016 | GLW | Restricted Stock Unit | Common Stock (16,754) | — | — | 16,754 | Acquired |
| Jan. 4, 2016 | GLW | Restricted Stock Unit | Common Stock (1,030) | — | — | 1,030 | Disposed |
| July 20, 2015 | GLW | Restricted Stock Unit | Common Stock (5,827) | — | — | 5,827 | Disposed |
| May 29, 2015 | GLW | Stock Options (Right to Buy) | Common Stock | — | May 29, 2025 | 8,365 | Acquired |
| May 29, 2015 | GLW | Stock Options (Right to Buy) | Common Stock (8,409) | $20.81 | May 29, 2025 | 8,409 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 22 holdings
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| May 1, 2015 | GLW | Restricted Stock Unit→ Common Stock (23,071) | 23,071 | Direct |
| May 1, 2015 | GLW | Restricted Stock Unit→ Common Stock (14,747) | 14,747 | Direct |
| May 1, 2015 | GLW | Restricted Stock Unit→ Common Stock (15,432) | 15,432 | Direct |
| May 1, 2015 | GLW | Restricted Stock Unit→ Common Stock (5,827) | 5,827 | Direct |
| May 1, 2015 | GLW | Stock Options (Right to Buy)→ Common Stock (18,000) | 18,000 | Direct |
| May 1, 2015 | GLW | Stock Options (Right to Buy)→ Common Stock (18,000) | 18,000 | Direct |
| May 1, 2015 | GLW | Stock Options (Right to Buy)→ Common Stock (11,250) | 11,250 | Direct |
| May 1, 2015 | GLW | Stock Options (Right to Buy)→ Common Stock (9,000) | 9,000 | Direct |
| May 1, 2015 | GLW | Stock Options (Right to Buy)→ Common Stock (9,000) | 9,000 | Direct |
| May 1, 2015 | GLW | Stock Options (Right to Buy)→ Common Stock (9,000) | 9,000 | Direct |
| May 1, 2015 | GLW | Stock Options (Right to Buy)→ Common Stock (6,529) | 6,529 | Direct |
| May 1, 2015 | GLW | Stock Options (Right to Buy)→ Common Stock (6,725) | 6,725 | Direct |
| May 1, 2015 | GLW | Stock Options (Right to Buy)→ Common Stock (16,063) | 16,063 | Direct |
| May 1, 2015 | GLW | Stock Options (Right to Buy)→ Common Stock (15,133) | 15,133 | Direct |
| May 1, 2015 | GLW | Stock Options (Right to Buy)→ Common Stock (23,220) | 23,220 | Direct |
| May 1, 2015 | GLW | Stock Options (Right to Buy)→ Common Stock (21,346) | 21,346 | Direct |
| May 1, 2015 | GLW | Stock Options (Right to Buy)→ Common Stock (20,138) | 20,138 | Direct |
| May 1, 2015 | GLW | Stock Options (Right to Buy)→ Common Stock (7,805) | 7,805 | Direct |
| May 1, 2015 | GLW | Stock Options (Right to Buy)→ Common Stock (7,771) | 7,771 | Direct |
| May 1, 2015 | GLW | Stock Options (Right to Buy)→ Common Stock (7,629) | 7,629 | Direct |
| May 1, 2015 | GLW | Stock Options (Right to Buy)→ Common Stock (7,716) | 7,716 | Direct |
| May 1, 2015 | GLW | Stock Options (Right to Buy)→ Common Stock (8,361) | 8,361 | Direct |