Insider trading activities (stock purchases, sales, and option exercises) reported by insiders of Horizon Kinetics Holding Corp (HKHC) since 2015 are shown in Table 1 and Table 2. Table 1 shows the monthly insider trading data of Horizon Kinetics Holding Corp. Table 2 shows the detailed insider transactions. This company's CIK number is 88000.
Total stock buying since 2015: $1,941,163.
Total stock sales since 2015: $1,697,258.
Total stock option exercises since 2015: $230,839.
| Insider Buying | Insider Sales | Option Exercises | ||||
|---|---|---|---|---|---|---|
| Year | Shares | Value | Shares | Value | Shares | Value |
| 2025 | 761 | $29,621 | 0 | $0 | 0 | $0 |
| 2024 | 2,353 | $73,753 | 6 | $238 | 0 | $0 |
| 2023 | 3,524,080 | $1,162,946 | 2,584,538 | $852,897 | 0 | $0 |
| 2022 | 0 | $0 | 127,000 | $124,460 | 0 | $0 |
| 2021 | 0 | $0 | 125,114 | $144,663 | 75,346 | $18,900 |
| 2020 | 0 | $0 | 0 | $0 | 77,947 | $66,875 |
| 2019 | 0 | $0 | 500,000 | $575,000 | 51,286 | $40,618 |
| 2018 | 225,569 | $674,843 | 0 | $0 | 86,714 | $39,856 |
| 2017 | 0 | $0 | 0 | $0 | 103,813 | $26,402 |
| 2016 | 0 | $0 | 0 | $0 | 17,733 | $16,182 |
| 2015 | 0 | $0 | 0 | $0 | 78,081 | $22,006 |
| Trading Period | Insider Buying | Insider Sales | Option Exercises | |||
|---|---|---|---|---|---|---|
| year-month | Shares | Value | Shares | Value | Shares | Value |
| 2025-12 | 6 | $247 | 0 | $0 | 0 | $0 |
| 2025-11 | 6 | $246 | 0 | $0 | 0 | $0 |
| 2025-09 | 346 | $13,198 | 0 | $0 | 0 | $0 |
| 2025-08 | 254 | $9,646 | 0 | $0 | 0 | $0 |
| 2025-06 | 80 | $3,488 | 0 | $0 | 0 | $0 |
| 2025-05 | 69 | $2,796 | 0 | $0 | 0 | $0 |
| 2024-12 | 114 | $4,693 | 0 | $0 | 0 | $0 |
| 2024-11 | 974 | $37,329 | 6 | $238 | 0 | $0 |
| 2024-09 | 1,240 | $31,101 | 0 | $0 | 0 | $0 |
| 2024-08 | 25 | $630 | 0 | $0 | 0 | $0 |
| 2023-07 | 794,067 | $262,042 | 0 | $0 | 0 | $0 |
| 2023-06 | 2,730,013 | $900,904 | 2,584,538 | $852,897 | 0 | $0 |
| 2022-04 | 0 | $0 | 127,000 | $124,460 | 0 | $0 |
| 2021-12 | 0 | $0 | 63,114 | $67,721 | 0 | $0 |
| 2021-11 | 0 | $0 | 62,000 | $76,942 | 3,332 | $0 |
| 2021-10 | 0 | $0 | 0 | $0 | 23,613 | $0 |
| 2021-08 | 0 | $0 | 0 | $0 | 45,000 | $18,900 |
| 2021-05 | 0 | $0 | 0 | $0 | 3,401 | $0 |
| 2020-11 | 0 | $0 | 0 | $0 | 3,334 | $0 |
| 2020-10 | 0 | $0 | 0 | $0 | 23,613 | $0 |
| 2020-08 | 0 | $0 | 0 | $0 | 51,000 | $66,875 |
| 2019-10 | 0 | $0 | 500,000 | $575,000 | 0 | $0 |
| 2019-05 | 0 | $0 | 0 | $0 | 37,286 | $29,530 |
| 2019-04 | 0 | $0 | 0 | $0 | 14,000 | $11,088 |
| Trade Date | Insider Name | Trade Type | Shares | Price ($) | Value ($) |
|---|---|---|---|---|---|
| 2025-12-04 | Horizon Common Inc (10% Owner) | Buy | 6 | 41.25 | 247 |
| 2025-11-27 | Horizon Common Inc (10% Owner) | Buy | 6 | 41.00 | 246 |
| 2025-09-03 | Horizon Common Inc (10% Owner) | Buy | 23 | 40.20 | 924 |
| 2025-09-02 | Horizon Common Inc (10% Owner) | Buy | 23 | 38.00 | 874 |
| 2025-09-02 | Rosenthal Brent D (Director) | Buy | 300 | 38.00 | 11,400 |
| 2025-08-29 | Horizon Common Inc (10% Owner) | Buy | 21 | 38.00 | 798 |
| 2025-08-28 | Stahl Murray (CEO and CIO) | Buy | 21 | 38.00 | 798 |
| 2025-08-27 | Brennan Alice C (Director) | Buy | 100 | 38.00 | 3,800 |
| 2025-08-27 | Stahl Murray (CEO and CIO) | Buy | 21 | 38.00 | 798 |
| 2025-08-26 | Stahl Murray (CEO and CIO) | Buy | 21 | 38.00 | 798 |
| 2025-08-25 | Horizon Common Inc (10% Owner) | Buy | 21 | 38.00 | 798 |
| 2025-08-22 | Horizon Common Inc (10% Owner) | Buy | 20 | 37.63 | 752 |
| 2025-08-21 | Horizon Common Inc (10% Owner) | Buy | 14 | 38.00 | 532 |
| 2025-08-20 | Horizon Common Inc (10% Owner) | Buy | 15 | 38.15 | 572 |
| 2025-06-10 | Horizon Common Inc (10% Owner) | Buy | 10 | 49.00 | 490 |
| 2025-06-09 | Horizon Common Inc (10% Owner) | Buy | 10 | 47.00 | 470 |
| 2025-06-06 | Horizon Common Inc (10% Owner) | Buy | 10 | 47.00 | 470 |
| 2025-06-04 | Horizon Common Inc (10% Owner) | Buy | 10 | 41.00 | 410 |
| 2025-06-04 | Herndon Mark (Chief Financial Officer) | Buy | 20 | 40.18 | 803 |
| 2025-06-03 | Horizon Common Inc (10% Owner) | Buy | 10 | 41.00 | 410 |
| 2025-06-02 | Horizon Common Inc (10% Owner) | Buy | 10 | 43.50 | 435 |
| 2025-05-30 | Horizon Common Inc (10% Owner) | Buy | 10 | 41.75 | 417 |
| 2025-05-29 | Horizon Common Inc (10% Owner) | Buy | 10 | 41.50 | 415 |
| 2025-05-28 | Horizon Common Inc (10% Owner) | Buy | 10 | 41.25 | 412 |
| 2025-05-27 | Horizon Common Inc (10% Owner) | Buy | 10 | 42.00 | 420 |
| 2025-05-23 | Horizon Common Inc (10% Owner) | Buy | 10 | 41.79 | 417 |
| 2025-05-22 | Horizon Common Inc (10% Owner) | Buy | 10 | 38.50 | 385 |
| 2025-05-21 | Horizon Common Inc (10% Owner) | Buy | 9 | 36.75 | 330 |
| 2024-12-09 | Horizon Common Inc (10% Owner) | Buy | 6 | 43.21 | 259 |
| 2024-12-09 | Stahl Murray (CEO and CIO) | Buy | 14 | 43.21 | 604 |
| 2024-12-06 | Horizon Common Inc (10% Owner) | Buy | 6 | 40.00 | 240 |
| 2024-12-06 | Stahl Murray (CEO and CIO) | Buy | 14 | 40.00 | 560 |
| 2024-12-05 | Horizon Common Inc (10% Owner) | Buy | 6 | 43.10 | 258 |
| 2024-12-05 | Stahl Murray (CEO and CIO) | Buy | 14 | 43.10 | 603 |
| 2024-12-04 | Stahl Murray (CEO and CIO) | Buy | 14 | 41.25 | 577 |
| 2024-12-03 | Horizon Common Inc (10% Owner) | Buy | 6 | 40.75 | 244 |
| 2024-12-03 | Stahl Murray (CEO and CIO) | Buy | 14 | 40.75 | 570 |
| 2024-12-02 | Horizon Common Inc (10% Owner) | Buy | 6 | 38.95 | 233 |
| 2024-12-02 | Stahl Murray (CEO and CIO) | Buy | 14 | 38.95 | 545 |
| 2024-11-29 | Horizon Common Inc (10% Owner) | Buy | 6 | 39.50 | 237 |
| 2024-11-29 | Stahl Murray (CEO and CIO) | Buy | 14 | 39.50 | 553 |
| 2024-11-27 | Stahl Murray (CEO and CIO) | Buy | 14 | 41.00 | 574 |
| 2024-11-26 | Horizon Common Inc (10% Owner) | Buy | 6 | 39.00 | 234 |
| 2024-11-26 | Stahl Murray (CEO and CIO) | Buy | 14 | 39.00 | 546 |
| 2024-11-25 | Horizon Common Inc (10% Owner) | Sale | 6 | 39.75 | 238 |
| 2024-11-25 | Kesslen Jay H (General Counsel and Secretary) | Buy | 75 | 39.69 | 2,976 |
| 2024-11-25 | Stahl Murray (CEO and CIO) | Buy | 14 | 39.75 | 556 |
| 2024-11-22 | Horizon Common Inc (10% Owner) | Buy | 6 | 38.75 | 232 |
| 2024-11-22 | Kesslen Jay H (General Counsel and Secretary) | Buy | 75 | 39.00 | 2,925 |
| 2024-11-22 | Stahl Murray (CEO and CIO) | Buy | 14 | 38.75 | 542 |
| 2024-11-21 | Horizon Common Inc (10% Owner) | Buy | 6 | 37.00 | 222 |
| 2024-11-21 | Stahl Murray (CEO and CIO) | Buy | 14 | 37.00 | 518 |
| 2024-11-20 | Horizon Common Inc (10% Owner) | Buy | 6 | 37.50 | 225 |
| 2024-11-20 | Stahl Murray (CEO and CIO) | Buy | 14 | 37.50 | 525 |
| 2024-11-19 | Horizon Common Inc (10% Owner) | Buy | 6 | 36.78 | 220 |
| 2024-11-19 | Williams Alun (Chief Operating Officer) | Buy | 50 | 36.89 | 1,844 |
| 2024-11-19 | Rosenthal Brent D (Director) | Buy | 100 | 37.06 | 3,706 |
| 2024-11-19 | Stahl Murray (CEO and CIO) | Buy | 14 | 36.78 | 514 |
| 2024-11-18 | Horizon Common Inc (10% Owner) | Buy | 6 | 38.75 | 232 |
| 2024-11-18 | Russell Grimaldi (CCO & Assoc General Counsel) | Buy | 132 | 38.75 | 5,115 |
| 2024-11-18 | Stahl Murray (CEO and CIO) | Buy | 15 | 38.75 | 581 |
| 2024-11-15 | Horizon Common Inc (10% Owner) | Buy | 6 | 38.50 | 231 |
| 2024-11-15 | Stahl Murray (CEO and CIO) | Buy | 17 | 38.50 | 654 |
| 2024-11-14 | Rosenthal Brent D (Director) | Buy | 300 | 38.06 | 11,418 |
| 2024-11-14 | Nagelberg Allison (Director) | Buy | 50 | 38.99 | 1,949 |
| 2024-09-09 | Stahl Murray (CEO and CIO) | Buy | 8 | 24.20 | 193 |
| 2024-09-06 | Brennan Alice C (Director) | Buy | 400 | 25.56 | 10,224 |
| 2024-09-06 | Stahl Murray (CEO and CIO) | Buy | 8 | 26.00 | 208 |
| 2024-09-05 | Nagelberg Allison (Director) | Buy | 200 | 25.48 | 5,096 |
| 2024-09-05 | Doyle Peter (Vice-President) | Buy | 50 | 26.50 | 1,325 |
| 2024-09-05 | Stahl Murray (CEO and CIO) | Buy | 8 | 27.00 | 216 |
| 2024-09-04 | Stahl Murray (CEO and CIO) | Buy | 8 | 27.90 | 223 |
| 2024-09-03 | Brennan Alice C (Director) | Buy | 500 | 24.36 | 12,180 |
| 2024-09-03 | Doyle Peter (Vice-President) | Buy | 50 | 24.75 | 1,237 |
| 2024-09-03 | Stahl Murray (CEO and CIO) | Buy | 8 | 24.95 | 199 |
| 2024-08-02 | Doyle Peter (Vice-President) | Buy | 25 | 25.20 | 630 |
| 2023-07-18 | Roller Daniel J (Director) | Buy | 794,067 | .33 | 262,042 |
| 2023-06-12 | Roller Daniel J (Director) | Buy | 2,730,013 | .33 | 900,904 |
| 2023-06-12 | Goldstein Mark E | Sale | 2,584,538 | .33 | 852,897 |
| 2022-04-01 | Goldstein Mark E | Sale | 127,000 | .98 | 124,460 |
| 2021-12-01 | Goldstein Mark E | Sale | 63,114 | 1.07 | 67,721 |
| 2021-11-30 | Goldstein Mark E | Sale | 62,000 | 1.24 | 76,942 |
| 2021-11-14 | Bailey Leah S (Director) | Option Ex | 1,666 | .00 | 0 |
| 2021-11-14 | Neri Philip A (Director) | Option Ex | 1,666 | .00 | 0 |
| 2021-10-02 | Bailey Leah S (Director) | Option Ex | 6,667 | .00 | 0 |
| 2021-10-02 | Hyman Michael B. (Senior Vice President, Sales) | Option Ex | 10,279 | .00 | 0 |
| 2021-10-02 | Neri Philip A (Director) | Option Ex | 6,667 | .00 | 0 |
| 2021-08-25 | Laber Gerald J (Director) | Option Ex | 30,000 | .00 | 0 |
| 2021-08-05 | Neri Philip A (Director) | Option Ex | 15,000 | 1.26 | 18,900 |
| 2021-05-28 | Laber Gerald J (Director) | Option Ex | 3,401 | .00 | 0 |
| 2020-11-16 | Bailey Leah S (Director) | Option Ex | 1,667 | .00 | 0 |
| 2020-11-16 | Neri Philip A (Director) | Option Ex | 1,667 | .00 | 0 |
| 2020-10-02 | Bailey Leah S (Director) | Option Ex | 6,667 | .00 | 0 |
| 2020-10-02 | Hyman Michael B. (Senior Vice President, Sales) | Option Ex | 10,279 | .00 | 0 |
| 2020-10-02 | Neri Philip A (Director) | Option Ex | 6,667 | .00 | 0 |
| 2020-08-28 | Neri Philip A (Director) | Option Ex | 6,000 | 1.25 | 7,500 |
| 2020-08-28 | Laber Gerald J (Director) | Option Ex | 20,000 | 1.25 | 25,000 |
| 2020-08-28 | Goldstein Mark E (COB/President/CEO) | Option Ex | 25,000 | 1.38 | 34,375 |
| 2019-10-31 | Sheehy Brian L. | Sale | 500,000 | 1.15 | 575,000 |
| 2019-05-20 | Laber Gerald J (Director) | Option Ex | 30,000 | .79 | 23,760 |
| 2019-05-13 | Neri Philip A (Director) | Option Ex | 7,286 | .79 | 5,770 |
| 2019-04-22 | Neri Philip A (Director) | Option Ex | 14,000 | .79 | 11,088 |
| 2018-09-07 | Neri Philip A (Director) | Option Ex | 6,329 | .79 | 5,012 |
| 2018-08-28 | Neri Philip A (Director) | Option Ex | 385 | .79 | 304 |
| 2018-07-23 | Laber Gerald J (Director) | Option Ex | 30,000 | .47 | 14,040 |
| 2018-05-18 | Iszo Capital Lp | Buy | 10,000 | 2.02 | 20,150 |
| 2018-05-17 | Iszo Capital Lp | Buy | 9,378 | 1.90 | 17,818 |
| 2018-05-16 | Iszo Capital Lp | Buy | 27,350 | 1.91 | 52,320 |
| 2018-03-06 | Levine Barry J (Treasurer/CFO/COO) | Option Ex | 50,000 | .41 | 20,500 |
| 2018-02-12 | Sheehy Brian L. | Buy | 13,900 | 3.15 | 43,840 |
| 2018-02-09 | Sheehy Brian L. | Buy | 6,982 | 3.16 | 22,042 |
| 2018-02-08 | Sheehy Brian L. | Buy | 104,636 | 3.31 | 346,554 |
| 2018-02-07 | Iszo Capital Lp | Buy | 49,700 | 3.23 | 160,729 |
| 2018-02-06 | Iszo Capital Lp | Buy | 3,623 | 3.14 | 11,390 |
| 2017-05-18 | Neri Philip A (Director) | Option Ex | 3,813 | .63 | 2,402 |
| 2017-03-10 | Levine Barry J (Treasurer/CFO/COO) | Option Ex | 100,000 | .24 | 24,000 |
| 2016-04-15 | Garrett Sharon D (Director) | Option Ex | 10,533 | 1.25 | 13,166 |
| 2016-04-13 | Neri Philip A (Director) | Option Ex | 7,200 | .42 | 3,016 |
| 2015-12-09 | Goldstein Mark E (COB/President/CEO) | Option Ex | 18,400 | .22 | 4,066 |
| 2015-06-23 | Neri Philip A (Director) | Option Ex | 21,431 | .42 | 8,979 |
| 2015-05-21 | Laber Gerald J (Director) | Option Ex | 8,750 | .21 | 1,881 |
| 2015-04-13 | Goldstein Mark E (COB/President/CEO) | Option Ex | 29,500 | .24 | 7,080 |
Insider trading activities including stock purchases, stock sales, and option exercises of HKHC listed in the above tables cannot be completely guaranteed as to their accuracy. For more insider trading information of Horizon Kinetics Holding Corp (symbol HKHC, CIK number 88000) see the Securities and Exchange Commission (SEC) website.