Insider trading activities (stock purchases, sales, and option exercises) reported by insiders of Aldeyra Therapeutics, Inc. (ALDX) since 2015 are shown in Table 1 and Table 2. Table 1 shows the monthly insider trading data of Aldeyra Therapeutics, Inc.. Table 2 shows the detailed insider transactions. This company's CIK number is 1341235.
Total stock buying since 2015: $73,332,207.
Total stock sales since 2015: $6,761,763.
Total stock option exercises since 2015: $164,331.
| Insider Buying | Insider Sales | Option Exercises | ||||
|---|---|---|---|---|---|---|
| Year | Shares | Value | Shares | Value | Shares | Value |
| 2025 | 2,500 | $13,250 | 3,422,073 | $4,941,720 | 0 | $0 |
| 2024 | 682,265 | $2,768,370 | 253,082 | $851,646 | 0 | $0 |
| 2023 | 509 | $5,156 | 0 | $0 | 297,703 | $164,331 |
| 2022 | 1,327,229 | $7,563,086 | 0 | $0 | 0 | $0 |
| 2021 | 3,618,834 | $37,024,139 | 0 | $0 | 0 | $0 |
| 2020 | 3,240,000 | $13,710,000 | 0 | $0 | 0 | $0 |
| 2019 | 145,607 | $793,428 | 96,743 | $968,397 | 0 | $0 |
| 2017 | 1,423,476 | $6,985,241 | 0 | $0 | 0 | $0 |
| 2016 | 700,000 | $3,500,000 | 0 | $0 | 0 | $0 |
| 2015 | 150,265 | $969,537 | 0 | $0 | 0 | $0 |
| Trading Period | Insider Buying | Insider Sales | Option Exercises | |||
|---|---|---|---|---|---|---|
| year-month | Shares | Value | Shares | Value | Shares | Value |
| 2025-08 | 2,500 | $13,250 | 22,073 | $113,720 | 0 | $0 |
| 2025-04 | 0 | $0 | 3,400,000 | $4,828,000 | 0 | $0 |
| 2024-08 | 0 | $0 | 26,875 | $127,279 | 0 | $0 |
| 2024-04 | 682,265 | $2,768,370 | 0 | $0 | 0 | $0 |
| 2024-03 | 0 | $0 | 226,207 | $724,367 | 0 | $0 |
| 2023-09 | 0 | $0 | 0 | $0 | 278,495 | $153,729 |
| 2023-08 | 0 | $0 | 0 | $0 | 9,604 | $5,301 |
| 2023-06 | 0 | $0 | 0 | $0 | 9,604 | $5,301 |
| 2023-04 | 509 | $5,156 | 0 | $0 | 0 | $0 |
| 2022-08 | 963,691 | $5,774,280 | 0 | $0 | 0 | $0 |
| 2022-07 | 341,515 | $1,714,238 | 0 | $0 | 0 | $0 |
| 2022-06 | 22,023 | $74,568 | 0 | $0 | 0 | $0 |
| 2021-05 | 1,200,413 | $15,005,290 | 0 | $0 | 0 | $0 |
| 2021-01 | 2,418,421 | $22,018,849 | 0 | $0 | 0 | $0 |
| 2020-07 | 3,200,000 | $13,600,000 | 0 | $0 | 0 | $0 |
| 2020-03 | 40,000 | $110,000 | 0 | $0 | 0 | $0 |
| 2019-12 | 20,000 | $101,900 | 0 | $0 | 0 | $0 |
| 2019-09 | 125,607 | $691,528 | 0 | $0 | 0 | $0 |
| 2019-03 | 0 | $0 | 96,743 | $968,397 | 0 | $0 |
| 2017-09 | 200,000 | $1,450,000 | 0 | $0 | 0 | $0 |
| 2017-06 | 296,007 | $1,361,632 | 0 | $0 | 0 | $0 |
| 2017-02 | 927,469 | $4,173,609 | 0 | $0 | 0 | $0 |
| 2016-05 | 700,000 | $3,500,000 | 0 | $0 | 0 | $0 |
| 2015-10 | 150,265 | $969,537 | 0 | $0 | 0 | $0 |
| Trade Date | Insider Name | Trade Type | Shares | Price ($) | Value ($) |
|---|---|---|---|---|---|
| 2025-08-13 | Alfieri Michael (Principal Financial Officer) | Buy | 2,500 | 5.30 | 13,250 |
| 2025-08-11 | Machatha Stephen (Chief Development Officer) | Sale | 22,073 | 5.15 | 113,720 |
| 2025-04-03 | Edelman Joseph (10% Owner) | Sale | 3,400,000 | 1.42 | 4,828,000 |
| 2024-08-12 | Greenberg Bruce (See Remarks) | Sale | 10,834 | 4.74 | 51,309 |
| 2024-08-12 | Machatha Stephen (Chief Development Officer) | Sale | 16,041 | 4.74 | 75,970 |
| 2024-04-05 | Edelman Joseph (10% Owner) | Buy | 37,712 | 4.74 | 178,754 |
| 2024-04-04 | Edelman Joseph (10% Owner) | Buy | 140,281 | 4.67 | 655,112 |
| 2024-04-03 | Edelman Joseph (10% Owner) | Buy | 309,847 | 4.09 | 1,267,274 |
| 2024-04-02 | Edelman Joseph (10% Owner) | Buy | 186,051 | 3.44 | 640,015 |
| 2024-04-01 | Edelman Joseph (10% Owner) | Buy | 8,374 | 3.25 | 27,215 |
| 2024-03-12 | Machatha Stephen (Chief Development Officer) | Sale | 11,537 | 3.16 | 36,503 |
| 2024-03-12 | Brady Todd C (President and CEO) | Sale | 85,324 | 3.05 | 260,238 |
| 2024-03-11 | Greenberg Bruce (See Remarks) | Sale | 13,201 | 3.41 | 44,962 |
| 2024-03-11 | Machatha Stephen (Chief Development Officer) | Sale | 18,231 | 3.41 | 62,094 |
| 2024-03-11 | Brady Todd C (President and CEO) | Sale | 97,914 | 3.27 | 320,570 |
| 2023-09-07 | Brady Todd C (President and CEO) | Option Ex | 273,058 | .55 | 150,728 |
| 2023-09-07 | Phillips Gary M. | Option Ex | 5,437 | .55 | 3,001 |
| 2023-08-22 | Walker Neal | Option Ex | 9,604 | .55 | 5,301 |
| 2023-06-27 | Bronstein Ben (Director) | Option Ex | 9,604 | .55 | 5,301 |
| 2023-04-12 | Miller-rich Nancy | Buy | 509 | 10.13 | 5,156 |
| 2022-08-10 | Edelman Joseph (10% Owner) | Buy | 15,000 | 7.85 | 117,750 |
| 2022-08-09 | Edelman Joseph (10% Owner) | Buy | 100,000 | 7.50 | 750,000 |
| 2022-08-08 | Edelman Joseph (10% Owner) | Buy | 97,000 | 7.24 | 702,280 |
| 2022-08-04 | Edelman Joseph (10% Owner) | Buy | 95,100 | 6.17 | 586,767 |
| 2022-08-03 | Edelman Joseph (10% Owner) | Buy | 100,000 | 5.84 | 584,000 |
| 2022-08-02 | Edelman Joseph (10% Owner) | Buy | 412,406 | 5.59 | 2,305,349 |
| 2022-08-01 | Edelman Joseph (10% Owner) | Buy | 144,185 | 5.05 | 728,134 |
| 2022-07-29 | Edelman Joseph (10% Owner) | Buy | 222,123 | 5.03 | 1,117,278 |
| 2022-07-28 | Edelman Joseph (10% Owner) | Buy | 119,392 | 5.00 | 596,960 |
| 2022-06-23 | Brady Todd C (President and CEO) | Buy | 17,700 | 3.36 | 59,542 |
| 2022-06-23 | Joyce Martin Joseph (Director) | Buy | 4,323 | 3.48 | 15,026 |
| 2021-05-03 | Miller-rich Nancy | Buy | 413 | 12.81 | 5,290 |
| 2021-05-03 | Edelman Joseph (10% Owner) | Buy | 1,200,000 | 12.50 | 15,000,000 |
| 2021-01-19 | Edelman Joseph (10% Owner) | Buy | 1,368,421 | 9.50 | 12,999,999 |
| 2021-01-08 | Edelman Joseph (10% Owner) | Buy | 550,000 | 9.01 | 4,953,850 |
| 2021-01-07 | Edelman Joseph (10% Owner) | Buy | 500,000 | 8.13 | 4,065,000 |
| 2020-07-09 | Edelman Joseph (10% Owner) | Buy | 3,200,000 | 4.25 | 13,600,000 |
| 2020-03-16 | Douglas Richard (Director) | Buy | 40,000 | 2.75 | 110,000 |
| 2019-12-16 | Brady Todd C (President and CEO) | Buy | 20,000 | 5.09 | 101,900 |
| 2019-09-30 | Brady Todd C (President and CEO) | Buy | 8,710 | 5.68 | 49,481 |
| 2019-09-23 | Brady Todd C (President and CEO) | Buy | 8,680 | 5.81 | 50,430 |
| 2019-09-18 | Brady Todd C (President and CEO) | Buy | 14,288 | 5.91 | 84,470 |
| 2019-09-17 | Bronstein Ben (Director) | Buy | 1,700 | 5.85 | 9,945 |
| 2019-09-16 | Brady Todd C (President and CEO) | Buy | 3,000 | 6.03 | 18,090 |
| 2019-09-13 | Brady Todd C (President and CEO) | Buy | 10,000 | 5.79 | 57,900 |
| 2019-09-13 | Douglas Richard (Director) | Buy | 5,000 | 6.00 | 30,000 |
| 2019-09-12 | Joyce Martin Joseph (Director) | Buy | 1,700 | 5.86 | 9,963 |
| 2019-09-12 | Douglas Richard (Director) | Buy | 10,000 | 6.03 | 60,279 |
| 2019-09-11 | Douglas Richard (Director) | Buy | 10,000 | 5.75 | 57,530 |
| 2019-09-10 | Brady Todd C (President and CEO) | Buy | 10,000 | 5.39 | 53,940 |
| 2019-09-10 | Douglas Richard (Director) | Buy | 10,000 | 5.09 | 50,860 |
| 2019-09-09 | Brady Todd C (President and CEO) | Buy | 10,000 | 4.89 | 48,890 |
| 2019-09-09 | Douglas Richard (Director) | Buy | 10,000 | 4.91 | 49,109 |
| 2019-09-06 | Clark David J (Chief Medical Officer) | Buy | 5,000 | 5.06 | 25,310 |
| 2019-09-05 | Reed Joshua (Chief Financial Officer) | Buy | 3,200 | 4.71 | 15,072 |
| 2019-09-05 | Mcmullin David (Chief Commerical Officer) | Buy | 4,329 | 4.68 | 20,259 |
| 2019-03-26 | Treu Jesse I (Director) | Sale | 96,743 | 10.01 | 968,397 |
| 2017-09-19 | Edelman Joseph (10% Owner) | Buy | 200,000 | 7.25 | 1,450,000 |
| 2017-06-30 | Edelman Joseph (10% Owner) | Buy | 296,007 | 4.60 | 1,361,632 |
| 2017-02-17 | Bronstein Ben (Director) | Buy | 4,444 | 4.50 | 19,998 |
| 2017-02-17 | Brady Todd C (President and CEO) | Buy | 22,223 | 4.50 | 100,003 |
| 2017-02-17 | Tulipano Stephen J (Chief Financial Officer) | Buy | 3,333 | 4.50 | 14,998 |
| 2017-02-17 | Joyce Martin Joseph (Director) | Buy | 4,444 | 4.50 | 19,998 |
| 2017-02-14 | Perceptive Life Sciences Master Fund Ltd | Buy | 893,025 | 4.50 | 4,018,612 |
| 2016-05-26 | Perceptive Life Sciences Master Fund Ltd | Buy | 700,000 | 5.00 | 3,500,000 |
| 2015-10-28 | Perceptive Life Sciences Master Fund Ltd | Buy | 45,100 | 6.50 | 293,150 |
| 2015-10-26 | Perceptive Life Sciences Master Fund Ltd | Buy | 50,000 | 6.46 | 323,150 |
| 2015-10-22 | Perceptive Life Sciences Master Fund Ltd | Buy | 18,020 | 6.47 | 116,661 |
| 2015-10-20 | Perceptive Life Sciences Master Fund Ltd | Buy | 37,145 | 6.37 | 236,576 |
Insider trading activities including stock purchases, stock sales, and option exercises of ALDX listed in the above tables cannot be completely guaranteed as to their accuracy. For more insider trading information of Aldeyra Therapeutics, Inc. (symbol ALDX, CIK number 1341235) see the Securities and Exchange Commission (SEC) website.