Mark Iwicki sold KALA Bio Inc. ($KALA) shares on the open market four times in the last year, totaling about $260 thousand. His most recent sale occurred on October 23, 2025. These sales rank 7,867th among 11,678 individual insiders, well below the average of $8.6 million per seller and 6.4 transactions. Iwicki made no open market purchases of $KALA stock in this period.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Jan. 5, 2026 | Inhibikase Therapeutics, Inc. | $IKT | Iwicki Mark T | Chief Executive Officer | A | Stock Option (Right to Buy) | 4982706 | $0.00 | 4,982,706.0000 | 90,050,973 | 9999.99% | 5.53% |
| Dec. 12, 2025 | Merus N.V. | $MRUS | Iwicki Mark T | Not found | D | Share Option (right to buy) | 4983 | $0.00 | 0.0000 | 75,844,579 | 100.00% | 0.01% |
| Dec. 12, 2025 | Merus N.V. | $MRUS | Iwicki Mark T | Not found | D | Share Option (right to buy) | 8500 | $0.00 | 0.0000 | 75,844,579 | 100.00% | 0.01% |
| Dec. 12, 2025 | Merus N.V. | $MRUS | Iwicki Mark T | Not found | U | Common Shares | 73576 | $97.00 | 0.0000 | 75,844,579 | 100.00% | 0.10% |
| Dec. 12, 2025 | Merus N.V. | $MRUS | Iwicki Mark T | Not found | D | Share Option (right to buy) | 13193 | $0.00 | 0.0000 | 75,844,579 | 100.00% | 0.02% |
| Dec. 12, 2025 | Merus N.V. | $MRUS | Iwicki Mark T | Not found | D | Share Option (right to buy) | 8844 | $0.00 | 0.0000 | 75,844,579 | 100.00% | 0.01% |
| Dec. 12, 2025 | Merus N.V. | $MRUS | Iwicki Mark T | Not found | D | Share Option (right to buy) | 14414 | $0.00 | 0.0000 | 75,844,579 | 100.00% | 0.02% |
| Dec. 12, 2025 | Merus N.V. | $MRUS | Iwicki Mark T | Not found | D | Share Option (right to buy) | 16604 | $0.00 | 0.0000 | 75,844,579 | 100.00% | 0.02% |
| Dec. 12, 2025 | Merus N.V. | $MRUS | Iwicki Mark T | Not found | D | Share Option (right to buy) | 5650 | $0.00 | 0.0000 | 75,844,579 | 100.00% | 0.01% |
| Dec. 12, 2025 | Merus N.V. | $MRUS | Iwicki Mark T | Not found | D | Share Option (right to buy) | 6120 | $0.00 | 0.0000 | 75,844,579 | 100.00% | 0.01% |
| Dec. 12, 2025 | Merus N.V. | $MRUS | Iwicki Mark T | Not found | D | Share Option (right to buy) | 8631 | $0.00 | 0.0000 | 75,844,579 | 100.00% | 0.01% |
| Dec. 9, 2025 | Akero Therapeutics, Inc. | $AKRO | Iwicki Mark T | Not found | D | Common Stock | 9398 | $0.00 | 0.0000 | 82,316,179 | 100.00% | 0.01% |
| Dec. 9, 2025 | Akero Therapeutics, Inc. | $AKRO | Iwicki Mark T | Not found | D | Stock Option (Right to Buy) | 76227 | $0.00 | 0.0000 | 82,316,179 | 100.00% | 0.09% |
| Dec. 9, 2025 | Akero Therapeutics, Inc. | $AKRO | Iwicki Mark T | Not found | D | Stock Option (Right to Buy) | 11493 | $0.00 | 0.0000 | 82,316,179 | 100.00% | 0.01% |
| Dec. 9, 2025 | Akero Therapeutics, Inc. | $AKRO | Iwicki Mark T | Not found | D | Stock Option (Right to Buy) | 70587 | $0.00 | 0.0000 | 82,316,179 | 100.00% | 0.09% |
| Dec. 9, 2025 | Akero Therapeutics, Inc. | $AKRO | Iwicki Mark T | Not found | D | Stock Option (Right to Buy) | 13000 | $0.00 | 0.0000 | 82,316,179 | 100.00% | 0.02% |
| Dec. 9, 2025 | Akero Therapeutics, Inc. | $AKRO | Iwicki Mark T | Not found | D | Stock Option (Right to Buy) | 13000 | $0.00 | 0.0000 | 82,316,179 | 100.00% | 0.02% |
| Dec. 9, 2025 | Akero Therapeutics, Inc. | $AKRO | Iwicki Mark T | Not found | D | Stock Option (Right to Buy) | 15000 | $0.00 | 0.0000 | 82,316,179 | 100.00% | 0.02% |
| Dec. 9, 2025 | Akero Therapeutics, Inc. | $AKRO | Iwicki Mark T | Not found | D | Stock Option (Right to Buy) | 15000 | $0.00 | 0.0000 | 82,316,179 | 100.00% | 0.02% |
| Dec. 9, 2025 | Akero Therapeutics, Inc. | $AKRO | Iwicki Mark T | Not found | D | Stock Option (Right to Buy) | 26000 | $0.00 | 0.0000 | 82,316,179 | 100.00% | 0.03% |
| Oct. 23, 2025 | Q32 Bio Inc. | $QTTB | Iwicki Mark T | Not found | A | Stock Option (Right to Buy) | 53521 | $0.00 | 53,521.0000 | 12,197,615 | 9999.99% | 0.44% |
| Oct. 23, 2025 | KALA BIO, Inc. | $KALA | Iwicki Mark T | Not found | S | Common Stock | 154894 | $0.81 | 103,540.0000 | 7,042,457 | 59.94% | 2.20% |
| Aug. 11, 2025 | Third Harmonic Bio, Inc. | $THRD | Iwicki Mark T | Not found | J | Stock Option | 83296 | $0.00 | 0.0000 | 45,127,797 | 100.00% | 0.18% |
| Aug. 11, 2025 | Third Harmonic Bio, Inc. | $THRD | Iwicki Mark T | Not found | J | Common Stock | 128631 | $0.00 | 0.0000 | 45,127,797 | 100.00% | 0.29% |
| Feb. 21, 2025 | Inhibikase Therapeutics, Inc. | $IKT | Iwicki Mark T | Chief Executive Officer | A | Stock Option (Right to Buy) | 602346 | $0.00 | 602,346.0000 | 23,712,220 | 9999.99% | 2.54% |
| June 24, 2025 | KALA BIO, Inc. | $KALA | Iwicki Mark T | Not found | S | Common Stock | 13227 | $4.01 | 258,433.0000 | 6,345,869 | 4.87% | 0.21% |
| June 15, 2025 | KALA BIO, Inc. | $KALA | Iwicki Mark T | Not found | A | Common Stock | 2450 | $0.00 | 271,660.0000 | 6,345,869 | 0.91% | 0.04% |
| June 15, 2025 | KALA BIO, Inc. | $KALA | Iwicki Mark T | Not found | A | Stock Option (right to buy) | 5450 | $0.00 | 5,450.0000 | 6,345,869 | 9999.99% | 0.09% |
| June 3, 2025 | Akero Therapeutics, Inc. | $AKRO | Iwicki Mark T | Not found | A | Common Stock | 9398 | $0.00 | 9,398.0000 | 79,620,128 | 9999.99% | 0.01% |
| June 3, 2025 | KALA BIO, Inc. | $KALA | Iwicki Mark T | Director | S | Common Stock | 10866 | $3.74 | 269,210.0000 | 6,345,869 | 3.88% | 0.17% |
| June 3, 2025 | KALA BIO, Inc. | $KALA | Iwicki Mark T | Not found | S | Common Stock | 10866 | $3.74 | 269,210.0000 | 6,345,869 | 4.21% | 0.17% |
| May 22, 2025 | Merus N.V. | $MRUS | Iwicki Mark T | Not found | A | Share Option (right to buy) | 13193 | $0.00 | 13,193.0000 | 69,090,469 | 9999.99% | 0.02% |
| Feb. 24, 2025 | Q32 Bio Inc. | $QTTB | Iwicki Mark T | Not found | A | Stock Option (Right to Buy) | 7615 | $0.00 | 7,615.0000 | 0 | 9999.99% | 0.00% |
| Feb. 24, 2025 | Q32 Bio Inc. | $QTTB | Iwicki Mark T | Not found | A | Stock Option (Right to Buy) | 25534 | $0.00 | 25,534.0000 | 0 | 9999.99% | 0.00% |
| Feb. 24, 2025 | Q32 Bio Inc. | $QTTB | Iwicki Mark T | Not found | D | Stock Option (Right to Buy) | 25534 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| Feb. 24, 2025 | Q32 Bio Inc. | $QTTB | Iwicki Mark T | Not found | D | Stock Option (Right to Buy) | 37222 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| Feb. 24, 2025 | Q32 Bio Inc. | $QTTB | Iwicki Mark T | Not found | D | Stock Option (Right to Buy) | 7615 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| Feb. 24, 2025 | Q32 Bio Inc. | $QTTB | Iwicki Mark T | Not found | A | Stock Option (Right to Buy) | 37222 | $0.00 | 37,222.0000 | 0 | 9999.99% | 0.00% |
| Feb. 21, 2025 | Inhibikase Therapeutics, Inc. | $IKT | Iwicki Mark T | Chief Executive Officer | A | Stock Option (Right to Buy) | 602346 | $0.00 | 602,346.0000 | 23,712,220 | 9999.99% | 2.54% |
| Feb. 14, 2025 | Inhibikase Therapeutics, Inc. | $IKT | Iwicki Mark T | Chief Executive Officer | A | Stock Option (Right to Buy) | 4373857 | $0.00 | 4,373,857.0000 | 23,712,220 | 9999.99% | 18.45% |
| Feb. 17, 2025 | Inhibikase Therapeutics, Inc. | $IKT | Iwicki Mark T | Chief Executive Officer | A | Stock Option (Right to Buy) | 1794291 | $0.00 | 1,794,291.0000 | 23,712,220 | 9999.99% | 7.57% |
| Jan. 6, 2025 | KALA BIO, Inc. | $KALA | Iwicki Mark T | CHIEF EXECUTIVE OFFICER | S | Common Stock | 5779 | $7.63 | 280,076.0000 | 3,796,047 | 2.02% | 0.15% |
| Jan. 6, 2025 | KALA BIO, Inc. | $KALA | Iwicki Mark T | CHIEF EXECUTIVE OFFICER | A | Stock Option (right to buy) | 99500 | $0.00 | 99,500.0000 | 3,796,047 | 9999.99% | 2.62% |
| Jan. 6, 2025 | KALA BIO, Inc. | $KALA | Iwicki Mark T | CHIEF EXECUTIVE OFFICER | A | Common Stock | 22100 | $0.00 | 285,855.0000 | 3,796,047 | 8.38% | 0.58% |
| June 26, 2024 | KALA BIO, Inc. | $KALA | Iwicki Mark T | CHIEF EXECUTIVE OFFICER | S | Common Stock | 15168 | $4.75 | 263,755.0000 | 2,813,210 | 5.44% | 0.54% |
| June 8, 2024 | Akero Therapeutics, Inc. | $AKRO | Iwicki Mark T | Not found | A | Stock Option (Right to Buy) | 26000 | $0.00 | 26,000.0000 | 0 | 9999.99% | 0.00% |
| June 6, 2024 | Third Harmonic Bio, Inc. | $THRD | Iwicki Mark T | Not found | A | Director Stock Option (right to buy) | 20000 | $0.00 | 20,000.0000 | 0 | 9999.99% | 0.00% |
| June 5, 2024 | Jade Biosciences, Inc. | $JBIO | Iwicki Mark T | Not found | A | Stock Option (Right to Buy) | 12500 | $0.00 | 12,500.0000 | 0 | 9999.99% | 0.00% |
| May 31, 2024 | KALA BIO, Inc. | $KALA | Iwicki Mark T | CHIEF EXECUTIVE OFFICER | S | Common Stock | 7392 | $6.09 | 278,923.0000 | 2,813,210 | 2.58% | 0.26% |
| May 7, 2024 | Merus N.V. | $MRUS | Iwicki Mark T | Not found | A | Share Option (right to buy) | 8844 | $0.00 | 8,844.0000 | 0 | 9999.99% | 0.00% |
| March 25, 2024 | Q32 Bio Inc. | $QTTB | Iwicki Mark T | Not found | A | Stock Option (Right to Buy) | 25534 | $0.00 | 25,534.0000 | 0 | 9999.99% | 0.00% |
| Jan. 4, 2024 | KALA BIO, Inc. | $KALA | Iwicki Mark T | CHIEF EXECUTIVE OFFICER | A | Common Stock | 14300 | $0.00 | 290,854.0000 | 2,432,008 | 5.17% | 0.59% |
| Jan. 4, 2024 | KALA BIO, Inc. | $KALA | Iwicki Mark T | CHIEF EXECUTIVE OFFICER | S | Common Stock | 4539 | $6.73 | 286,315.0000 | 2,432,008 | 1.56% | 0.19% |
| Jan. 4, 2024 | KALA BIO, Inc. | $KALA | Iwicki Mark T | CHIEF EXECUTIVE OFFICER | A | Stock Option (right to buy) | 64500 | $0.00 | 64,500.0000 | 2,432,008 | 9999.99% | 2.65% |