Insider trading activities (stock purchases, sales, and option exercises) reported by insiders of Clearside Biomedical, Inc. (CLSD) since 2016 are shown in Table 1 and Table 2. Table 1 shows the monthly insider trading data of Clearside Biomedical, Inc.. Table 2 shows the detailed insider transactions. This company's CIK number is 1539029.
Total stock buying since 2016: $13,603,164.
Total stock sales since 2016: $12,759,011.
Total stock option exercises since 2016: $236,370.
| Insider Buying | Insider Sales | Option Exercises | ||||
|---|---|---|---|---|---|---|
| Year | Shares | Value | Shares | Value | Shares | Value |
| 2025 | 15,000 | $13,800 | 0 | $0 | 0 | $0 |
| 2024 | 642,257 | $849,308 | 30,900 | $39,372 | 0 | $0 |
| 2023 | 155,778 | $117,050 | 47,760 | $70,427 | 56,817 | $22,726 |
| 2022 | 30,000 | $39,900 | 33,783 | $73,178 | 46,363 | $12,863 |
| 2021 | 358,750 | $1,032,553 | 474,351 | $3,165,570 | 40,000 | $81,800 |
| 2020 | 527,681 | $900,578 | 63,883 | $120,378 | 0 | $0 |
| 2019 | 29,500 | $36,069 | 0 | $0 | 0 | $0 |
| 2018 | 27,000 | $205,720 | 300,000 | $3,803,379 | 56,704 | $118,981 |
| 2017 | 29,464 | $208,199 | 697,523 | $5,484,243 | 0 | $0 |
| 2016 | 1,457,141 | $10,199,987 | 352 | $2,464 | 0 | $0 |
| Trading Period | Insider Buying | Insider Sales | Option Exercises | |||
|---|---|---|---|---|---|---|
| year-month | Shares | Value | Shares | Value | Shares | Value |
| 2025-02 | 15,000 | $13,800 | 0 | $0 | 0 | $0 |
| 2024-11 | 36,500 | $36,500 | 0 | $0 | 0 | $0 |
| 2024-06 | 23,500 | $24,910 | 0 | $0 | 0 | $0 |
| 2024-05 | 7,813 | $10,235 | 0 | $0 | 0 | $0 |
| 2024-04 | 100,000 | $129,664 | 0 | $0 | 0 | $0 |
| 2024-03 | 30,000 | $48,000 | 0 | $0 | 0 | $0 |
| 2024-02 | 444,444 | $599,999 | 0 | $0 | 0 | $0 |
| 2024-01 | 0 | $0 | 30,900 | $39,372 | 0 | $0 |
| 2023-11 | 64,366 | $47,888 | 0 | $0 | 0 | $0 |
| 2023-10 | 81,412 | $60,562 | 0 | $0 | 0 | $0 |
| 2023-09 | 10,000 | $8,600 | 0 | $0 | 56,817 | $22,726 |
| 2023-01 | 0 | $0 | 47,760 | $70,427 | 0 | $0 |
| 2022-12 | 0 | $0 | 0 | $0 | 23,636 | $9,454 |
| 2022-11 | 30,000 | $39,900 | 0 | $0 | 0 | $0 |
| 2022-01 | 0 | $0 | 33,783 | $73,178 | 22,727 | $3,409 |
| 2021-10 | 0 | $0 | 0 | $0 | 40,000 | $81,800 |
| 2021-09 | 0 | $0 | 222,088 | $1,526,284 | 0 | $0 |
| 2021-08 | 3,000 | $17,040 | 207,082 | $1,451,097 | 0 | $0 |
| 2021-06 | 0 | $0 | 2,938 | $12,839 | 0 | $0 |
| 2021-03 | 5,000 | $15,525 | 9,370 | $29,723 | 0 | $0 |
| 2021-02 | 0 | $0 | 32,873 | $145,627 | 0 | $0 |
| 2021-01 | 350,750 | $999,988 | 0 | $0 | 0 | $0 |
| 2020-12 | 105,095 | $204,932 | 3,330 | $6,893 | 0 | $0 |
| 2020-11 | 62,000 | $104,904 | 0 | $0 | 0 | $0 |
| Trade Date | Insider Name | Trade Type | Shares | Price ($) | Value ($) |
|---|---|---|---|---|---|
| 2025-02-24 | Thorp Clay | Buy | 15,000 | .92 | 13,800 |
| 2024-11-01 | Chong Ngai Hang Victor (Chief Medical Officer) | Buy | 36,500 | 1.00 | 36,500 |
| 2024-06-24 | Chong Ngai Hang Victor (Chief Medical Officer) | Buy | 23,500 | 1.06 | 24,910 |
| 2024-05-15 | Yerxa Benjamin R | Buy | 7,813 | 1.31 | 10,235 |
| 2024-04-18 | Gibney Anthony S | Buy | 93,290 | 1.30 | 121,277 |
| 2024-04-17 | Gibney Anthony S | Buy | 6,710 | 1.25 | 8,387 |
| 2024-03-20 | Chong Ngai Hang Victor (CHIEF MEDICAL OFFICER) | Buy | 30,000 | 1.60 | 48,000 |
| 2024-02-07 | Whitmore Bradford T (10% Owner) | Buy | 444,444 | 1.35 | 599,999 |
| 2024-01-19 | Deignan Charles A. (Chief Financial Officer) | Sale | 12,900 | 1.28 | 16,512 |
| 2024-01-19 | Lasezkay George M (CEO) | Sale | 18,000 | 1.27 | 22,860 |
| 2023-11-01 | Whitmore Bradford T (10% Owner) | Buy | 64,366 | .74 | 47,888 |
| 2023-10-31 | Whitmore Bradford T (10% Owner) | Buy | 70,812 | .73 | 51,551 |
| 2023-10-30 | Whitmore Bradford T (10% Owner) | Buy | 600 | .69 | 411 |
| 2023-10-03 | Hutson Nancy J (Director) | Buy | 10,000 | .86 | 8,600 |
| 2023-09-25 | Thorp Clay (Director) | Buy | 10,000 | .86 | 8,600 |
| 2023-09-22 | Humphries William D. (Director) | Option Ex | 22,727 | .40 | 9,090 |
| 2023-09-13 | Deignan Charles A. (Chief Financial Officer) | Option Ex | 34,090 | .40 | 13,636 |
| 2023-01-20 | Ciulla Thomas (Chief Medical Officer) | Sale | 13,700 | 1.47 | 20,139 |
| 2023-01-19 | Deignan Charles A. (Chief Financial Officer) | Sale | 14,030 | 1.50 | 21,045 |
| 2023-01-19 | Lasezkay George M (CEO) | Sale | 20,030 | 1.46 | 29,243 |
| 2022-12-20 | Deignan Charles A. (Chief Financial Officer) | Option Ex | 23,636 | .40 | 9,454 |
| 2022-11-17 | Hutson Nancy J (Director) | Buy | 30,000 | 1.33 | 39,900 |
| 2022-01-19 | Ciulla Thomas (Chief Medical Officer) | Sale | 9,050 | 2.13 | 19,276 |
| 2022-01-19 | Deignan Charles A. (Chief Financial Officer) | Sale | 8,833 | 2.09 | 18,460 |
| 2022-01-19 | Lasezkay George M (CEO) | Sale | 10,800 | 2.12 | 22,896 |
| 2022-01-11 | Lasezkay George M (CEO) | Sale | 5,100 | 2.46 | 12,546 |
| 2022-01-10 | Humphries William D. (Director) | Option Ex | 22,727 | .15 | 3,409 |
| 2021-10-29 | Hutson Nancy J (Director) | Option Ex | 40,000 | 2.04 | 81,800 |
| 2021-09-21 | Ciulla Thomas (Chief Medical Officer) | Sale | 2,560 | 6.40 | 16,384 |
| 2021-09-21 | Deignan Charles A. (Chief Financial Officer) | Sale | 2,800 | 6.41 | 17,948 |
| 2021-09-21 | Lasezkay George M (CEO) | Sale | 3,525 | 6.46 | 22,771 |
| 2021-09-01 | Whitmore Bradford T (10% Owner) | Sale | 213,203 | 6.89 | 1,469,181 |
| 2021-08-31 | Whitmore Bradford T (10% Owner) | Sale | 107,682 | 6.96 | 749,035 |
| 2021-08-30 | Whitmore Bradford T (10% Owner) | Sale | 99,400 | 7.06 | 702,062 |
| 2021-08-16 | Hutson Nancy J (Director) | Buy | 3,000 | 5.68 | 17,040 |
| 2021-06-21 | Deignan Charles A. (Chief Financial Officer) | Sale | 2,938 | 4.37 | 12,839 |
| 2021-03-19 | Lasezkay George M (CEO) | Sale | 3,370 | 2.82 | 9,503 |
| 2021-03-12 | Hutson Nancy J (Director) | Buy | 5,000 | 3.10 | 15,525 |
| 2021-03-02 | Lasezkay George M (CEO) | Sale | 6,000 | 3.37 | 20,220 |
| 2021-02-10 | Thorp Clay (Director) | Sale | 32,873 | 4.43 | 145,627 |
| 2021-01-06 | Whitmore Bradford T (10% Owner) | Buy | 350,750 | 2.85 | 999,988 |
| 2020-12-24 | Whitmore Bradford T (10% Owner) | Buy | 51,195 | 1.95 | 99,881 |
| 2020-12-21 | Lasezkay George M (CEO) | Sale | 3,330 | 2.07 | 6,893 |
| 2020-12-02 | Whitmore Bradford T (10% Owner) | Buy | 53,900 | 1.95 | 105,051 |
| 2020-11-16 | Whitmore Bradford T (10% Owner) | Buy | 62,000 | 1.69 | 104,904 |
| 2020-09-22 | Lasezkay George M (CEO) | Sale | 13,411 | 1.59 | 21,323 |
| 2020-08-18 | Humphries William D. (Director) | Buy | 5,586 | 1.78 | 9,943 |
| 2020-08-13 | Whitmore Bradford T (10% Owner) | Buy | 50,000 | 1.65 | 82,550 |
| 2020-08-12 | Whitmore Bradford T (10% Owner) | Buy | 300,000 | 1.63 | 488,999 |
| 2020-06-01 | Deignan Charles A. (Chief Financial Officer) | Sale | 14,992 | 1.88 | 28,184 |
| 2020-05-20 | Hutson Nancy J (Director) | Buy | 5,000 | 1.85 | 9,250 |
| 2020-05-12 | Lasezkay George M (CEO) | Sale | 32,150 | 1.99 | 63,978 |
| 2019-11-12 | Deignan Charles A. (Chief Financial Officer) | Buy | 7,500 | 1.14 | 8,550 |
| 2019-11-11 | Lasezkay George M (CEO) | Buy | 12,000 | 1.16 | 13,919 |
| 2019-03-15 | Deignan Charles A. (Chief Financial Officer) | Buy | 10,000 | 1.36 | 13,600 |
| 2018-12-06 | Thorp Clay (Director) | Buy | 8,000 | 1.36 | 10,880 |
| 2018-06-25 | Cagle Gerald D. (Director) | Option Ex | 11,250 | 8.96 | 100,800 |
| 2018-06-04 | White Daniel H. (President and CEO) | Buy | 11,000 | 9.07 | 99,770 |
| 2018-05-18 | Thorp Clay (Director) | Sale | 61,139 | 13.16 | 804,589 |
| 2018-05-17 | Thorp Clay (Director) | Sale | 100,000 | 13.03 | 1,303,000 |
| 2018-05-11 | Cagle Gerald D. (Director) | Option Ex | 45,454 | .40 | 18,181 |
| 2018-03-23 | Deignan Charles A. (Chief Financial Officer) | Buy | 500 | 11.79 | 5,895 |
| 2018-03-23 | Thorp Clay (Director) | Sale | 5,231 | 12.02 | 62,876 |
| 2018-03-22 | Thorp Clay (Director) | Sale | 33,630 | 12.07 | 405,914 |
| 2018-03-22 | Cagle Gerald D. (Director) | Buy | 7,500 | 11.89 | 89,175 |
| 2018-03-21 | Thorp Clay (Director) | Sale | 100,000 | 12.27 | 1,227,000 |
| 2017-12-07 | Thorp Clay (Director) | Sale | 5,000 | 6.13 | 30,650 |
| 2017-12-06 | Thorp Clay (Director) | Sale | 15,000 | 6.09 | 91,350 |
| 2017-12-05 | Thorp Clay (Director) | Sale | 15,000 | 6.37 | 95,550 |
| 2017-11-16 | Thorp Clay (Director) | Sale | 5,000 | 6.99 | 34,950 |
| 2017-11-15 | Thorp Clay (Director) | Sale | 15,000 | 6.99 | 104,850 |
| 2017-11-14 | Thorp Clay (Director) | Sale | 15,000 | 7.02 | 105,300 |
| 2017-10-19 | White Daniel H. (President and CEO) | Sale | 4,000 | 7.81 | 31,240 |
| 2017-10-18 | White Daniel H. (President and CEO) | Sale | 4,000 | 7.82 | 31,280 |
| 2017-10-05 | Thorp Clay (Director) | Sale | 6,000 | 8.34 | 50,040 |
| 2017-10-04 | Thorp Clay (Director) | Sale | 14,000 | 8.59 | 120,260 |
| 2017-10-03 | Thorp Clay (Director) | Sale | 15,000 | 8.64 | 129,600 |
| 2017-09-15 | Thorp Clay (Director) | Sale | 10,000 | 7.54 | 75,400 |
| 2017-09-14 | Thorp Clay (Director) | Sale | 6,000 | 7.52 | 45,120 |
| 2017-09-13 | Thorp Clay (Director) | Sale | 8,500 | 7.49 | 63,665 |
| 2017-09-08 | White Daniel H. (President and CEO) | Sale | 6,000 | 7.63 | 45,780 |
| 2017-09-07 | White Daniel H. (President and CEO) | Sale | 10,000 | 7.53 | 75,300 |
| 2017-08-15 | Shaffer Christy L (Director) | Buy | 1,100 | 7.00 | 7,700 |
| 2017-08-14 | Deignan Charles A. (Chief Financial Officer) | Buy | 1,000 | 7.07 | 7,065 |
| 2017-08-11 | Cagle Gerald D. (Director) | Buy | 5,000 | 7.08 | 35,400 |
| 2017-08-09 | Thorp Clay (Director) | Sale | 15,000 | 7.30 | 109,500 |
| 2017-08-08 | Thorp Clay (Director) | Sale | 5,000 | 7.98 | 39,900 |
| 2017-08-07 | Thorp Clay (Director) | Sale | 4,500 | 8.02 | 36,090 |
| 2017-07-20 | White Daniel H. (President and CEO) | Sale | 4,000 | 9.71 | 38,840 |
| 2017-07-19 | White Daniel H. (President and CEO) | Sale | 4,000 | 9.79 | 39,160 |
| 2017-06-14 | White Daniel H. (President and CEO) | Sale | 4,000 | 7.99 | 31,960 |
| 2017-06-13 | White Daniel H. (President and CEO) | Sale | 4,000 | 7.78 | 31,120 |
| 2017-05-22 | Shaffer Christy L (Director) | Buy | 1,100 | 8.00 | 8,800 |
| 2017-05-19 | Thorp Clay (Director) | Sale | 15,000 | 8.31 | 124,650 |
| 2017-05-18 | White Daniel H. (President and CEO) | Sale | 4,000 | 8.44 | 33,760 |
| 2017-05-18 | Thorp Clay (Director) | Sale | 9,000 | 8.44 | 75,960 |
| 2017-05-17 | White Daniel H. (President and CEO) | Sale | 4,000 | 8.38 | 33,520 |
| 2017-05-17 | Thorp Clay (Director) | Sale | 19,000 | 8.39 | 159,410 |
| 2017-05-16 | Thorp Clay (Director) | Sale | 9,544 | 8.61 | 82,173 |
| 2017-05-15 | Thorp Clay (Director) | Sale | 15,941 | 8.94 | 142,512 |
| 2017-04-19 | Thorp Clay (Director) | Sale | 2,030 | 7.37 | 14,961 |
| 2017-04-18 | Thorp Clay (Director) | Sale | 44,455 | 7.48 | 332,523 |
| 2017-04-17 | Thorp Clay (Director) | Sale | 22,000 | 7.43 | 163,460 |
| 2017-04-04 | White Daniel H. (President and CEO) | Sale | 4,000 | 7.54 | 30,160 |
| 2017-04-03 | White Daniel H. (President and CEO) | Sale | 4,000 | 7.56 | 30,240 |
| 2017-03-27 | Cagle Gerald D. (Director) | Buy | 14,064 | 7.10 | 99,854 |
| 2017-03-20 | Shaffer Christy L (Director) | Buy | 2,200 | 6.90 | 15,180 |
| 2017-03-16 | Thorp Clay (Director) | Sale | 21,485 | 6.77 | 145,453 |
| 2017-03-16 | Cagle Gerald D. (Director) | Buy | 5,000 | 6.84 | 34,200 |
| 2017-03-15 | Thorp Clay (Director) | Sale | 47,000 | 6.47 | 304,090 |
| 2017-02-22 | Thorp Clay (Director) | Sale | 2,000 | 7.49 | 14,980 |
| 2017-02-21 | Thorp Clay (Director) | Sale | 25,000 | 7.55 | 188,750 |
| 2017-02-17 | Thorp Clay (Director) | Sale | 10,000 | 7.54 | 75,400 |
| 2017-02-16 | Thorp Clay (Director) | Sale | 14,000 | 7.58 | 106,120 |
| 2017-02-15 | Thorp Clay (Director) | Sale | 17,485 | 7.64 | 133,585 |
| 2017-01-20 | Thorp Clay (Director) | Sale | 8,000 | 7.77 | 62,160 |
| 2017-01-19 | Thorp Clay (Other) | Sale | 29,555 | 8.23 | 243,096 |
| 2017-01-18 | Thorp Clay (Other) | Sale | 47,715 | 8.64 | 412,257 |
| 2017-01-17 | Thorp Clay (Other) | Sale | 38,172 | 8.92 | 340,493 |
| 2016-06-07 | Hatteras Venture Partners Iv Sbic, Lp (10% Owner) | Buy | 414,286 | 7.00 | 2,900,002 |
| 2016-06-07 | Hatteras Venture Partners Iv Sbic, Lp (10% Owner) | Sale | 69 | 7.00 | 483 |
| 2016-06-07 | White Daniel H. (President and CEO) | Sale | 3 | 7.00 | 21 |
| 2016-06-07 | Deignan Charles A. (Chief Financial Officer) | Sale | 2 | 7.00 | 14 |
| 2016-06-07 | Thorp Clay (Director) | Buy | 892,856 | 7.00 | 6,249,992 |
| 2016-06-07 | Thorp Clay (Director) | Sale | 207 | 7.00 | 1,449 |
| 2016-06-07 | Cagle Gerald D. (Director) | Sale | 2 | 7.00 | 14 |
| 2016-06-07 | Rusnanomedinvest Llc (10% Owner) | Buy | 42,857 | 7.00 | 299,999 |
Insider trading activities including stock purchases, stock sales, and option exercises of CLSD listed in the above tables cannot be completely guaranteed as to their accuracy. For more insider trading information of Clearside Biomedical, Inc. (symbol CLSD, CIK number 1539029) see the Securities and Exchange Commission (SEC) website.