In the last 12 months, insiders at Kodiak Sciences Inc. ($KOD) filed 65 transactions with the SEC: 2 open-market purchases totaling $60,000,008 and 11 sales totaling $1,283,099. Net insider sentiment: net buying.
Kodiak Sciences Inc. operates in the Biological products, (no disgnostic substances) industry (Life sciences sector).
Most Active Insiders
- BAKER BROS. ADVISORS LP (Not found) — 6 transactions totaling $60,000,008
- BORGESON JOHN A. (Chief Financial Officer) — 6 transactions totaling $1,228,688
- PERLROTH VICTOR (Chairman and CEO) — 8 transactions totaling $312,000
- BORGESON JOHN A. (See Remarks) — 20 transactions totaling $54,106
- EHRLICH JASON (See Remarks) — 8 transactions totaling $31,505
View all SEC Filings for Kodiak Sciences Inc. (KOD).
Set Up your own filters →Recent Insider Transactions
| Transaction Date | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|
| April 2, 2026 | BORGESON JOHN A. | Chief Financial Officer | M | Common Stock | 30000 | $1.04 | 213,316.0000 | 53,048,428 | 16.37% | 0.06% |
| April 2, 2026 | BORGESON JOHN A. | Chief Financial Officer | M | Stock Option (Right to Buy) | 30000 | $0.00 | 58,614.0000 | 53,048,428 | 33.85% | 0.06% |
| April 2, 2026 | BORGESON JOHN A. | Chief Financial Officer | S | Common Stock | 600 | $41.77 | 183,316.0000 | 53,048,428 | 0.33% | 0.00% |
| April 2, 2026 | BORGESON JOHN A. | Chief Financial Officer | S | Common Stock | 4231 | $40.88 | 183,916.0000 | 53,048,428 | 2.25% | 0.01% |
| April 2, 2026 | BORGESON JOHN A. | Chief Financial Officer | S | Common Stock | 12477 | $40.29 | 188,147.0000 | 53,048,428 | 6.22% | 0.02% |
| April 2, 2026 | BORGESON JOHN A. | Chief Financial Officer | S | Common Stock | 12692 | $39.14 | 200,624.0000 | 53,048,428 | 5.95% | 0.02% |
| March 25, 2026 | PERLROTH VICTOR | Chairman and CEO | M | Stock Option (Right to Buy) | 300000 | $0.00 | 0.0000 | 53,048,428 | 100.00% | 0.57% |
| March 25, 2026 | PERLROTH VICTOR | Chairman and CEO | M | Common Stock | 300000 | $1.04 | 2,395,538.0000 | 53,048,428 | 14.32% | 0.57% |
| March 18, 2026 | PERLROTH VICTOR | Chairman and CEO | A | Stock Option (Right to Buy) | 175000 | $0.00 | 175,000.0000 | 53,048,428 | 9999.99% | 0.33% |
| Dec. 26, 2025 | PERLROTH VICTOR | Chairman and CEO | G | Common Stock | 12500 | $0.00 | 2,095,538.0000 | 53,048,428 | 0.59% | 0.02% |
| Dec. 18, 2025 | BAKER BROS. ADVISORS LP | Not found | P | Common Stock | 2391268 | $23.00 | 18,358,772.0000 | 53,048,428 | 14.98% | 4.51% |
| Dec. 18, 2025 | BAKER BROS. ADVISORS LP | Not found | P | Common Stock | 217428 | $23.00 | 1,560,414.0000 | 53,048,428 | 16.19% | 0.41% |
| July 4, 2025 | BORGESON JOHN A. | See Remarks | A | Stock Option (Right to Buy) | 250000 | $0.00 | 250,000.0000 | 52,748,343 | 9999.99% | 0.47% |
| July 4, 2025 | PERLROTH VICTOR | Chairman and CEO | A | Stock Option (Right to Buy) | 340000 | $0.00 | 340,000.0000 | 52,748,343 | 9999.99% | 0.64% |
| June 30, 2025 | Dahiyat Bassil I | Not found | A | Stock Option (Right to Buy) | 40000 | $0.00 | 40,000.0000 | 52,748,343 | 9999.99% | 0.08% |
| June 30, 2025 | BAKER BROS. ADVISORS LP | Not found | A | Non- Qualified Stock Options (right to buy) | 40000 | $0.00 | 40,000.0000 | 52,748,343 | 9999.99% | 0.08% |
| June 30, 2025 | BAKER BROS. ADVISORS LP | Not found | A | Non- Qualified Stock Options (right to buy) | 40000 | $0.00 | 40,000.0000 | 52,748,343 | 9999.99% | 0.08% |
| June 30, 2025 | PROFUSEK ROBERT | Not found | A | Stock Option (Right to Buy) | 40000 | $0.00 | 40,000.0000 | 52,748,343 | 9999.99% | 0.08% |
| June 30, 2025 | Yang Taiyin | Not found | A | Stock Option (Right to Buy) | 40000 | $0.00 | 40,000.0000 | 52,748,343 | 9999.99% | 0.08% |
| June 30, 2025 | Levy Richard S | Not found | A | Stock Option (Right to Buy) | 40000 | $0.00 | 40,000.0000 | 52,748,343 | 9999.99% | 0.08% |
| June 30, 2025 | Bancroft Charles A | Not found | A | Stock Option (Right to Buy) | 40000 | $0.00 | 40,000.0000 | 52,748,343 | 9999.99% | 0.08% |
| June 15, 2025 | BORGESON JOHN A. | See Remarks | M | Restricted Stock Units | 1875 | $0.00 | 0.0000 | 52,748,343 | 100.00% | 0.00% |
| June 15, 2025 | BORGESON JOHN A. | See Remarks | M | Common Stock | 1875 | $0.00 | 184,039.0000 | 52,748,343 | 1.03% | 0.00% |
| June 17, 2025 | BORGESON JOHN A. | See Remarks | S | Common Stock | 723 | $3.65 | 183,316.0000 | 52,748,343 | 0.39% | 0.00% |
| Aug. 5, 2024 | PERLROTH VICTOR | Chairman and CEO | A | Stock Option (Right to Buy) | 406000 | $0.00 | 406,000.0000 | 0 | 9999.99% | 0.00% |
| Aug. 5, 2024 | BORGESON JOHN A. | See Remarks | A | Stock Option (Right to Buy) | 334500 | $0.00 | 334,500.0000 | 0 | 9999.99% | 0.00% |
| June 28, 2024 | BAKER BROS. ADVISORS LP | Not found | A | Non- Qualified Stock Options (right to buy) | 40000 | $0.00 | 40,000.0000 | 0 | 9999.99% | 0.00% |
| June 28, 2024 | BAKER BROS. ADVISORS LP | Not found | A | Non- Qualified Stock Options (right to buy) | 40000 | $0.00 | 40,000.0000 | 0 | 9999.99% | 0.00% |
| June 28, 2024 | Yang Taiyin | Not found | A | Stock Option (Right to Buy) | 40000 | $0.00 | 40,000.0000 | 0 | 9999.99% | 0.00% |
| June 28, 2024 | Levy Richard S | Not found | A | Stock Option (Right to Buy) | 40000 | $0.00 | 40,000.0000 | 0 | 9999.99% | 0.00% |
| June 28, 2024 | Dahiyat Bassil I | Not found | A | Stock Option (Right to Buy) | 40000 | $0.00 | 40,000.0000 | 0 | 9999.99% | 0.00% |
| June 28, 2024 | Bancroft Charles A | Not found | A | Stock Option (Right to Buy) | 40000 | $0.00 | 40,000.0000 | 0 | 9999.99% | 0.00% |
| June 28, 2024 | PROFUSEK ROBERT | Not found | A | Stock Option (Right to Buy) | 40000 | $0.00 | 40,000.0000 | 0 | 9999.99% | 0.00% |
| June 15, 2024 | BORGESON JOHN A. | See Remarks | M | Common Stock | 5494 | $0.00 | 185,038.0000 | 0 | 3.06% | 0.00% |
| June 17, 2024 | BORGESON JOHN A. | See Remarks | S | Common Stock | 2874 | $2.75 | 182,164.0000 | 0 | 1.55% | 0.00% |
| June 15, 2024 | BORGESON JOHN A. | See Remarks | M | Restricted Stock Units | 1875 | $0.00 | 1,875.0000 | 0 | 50.00% | 0.00% |
| June 15, 2024 | BORGESON JOHN A. | See Remarks | M | Restricted Stock Units | 3619 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| June 12, 2024 | BORGESON JOHN A. | See Remarks | S | Common Stock | 1558 | $2.92 | 179,544.0000 | 0 | 0.86% | 0.00% |
| June 11, 2024 | BORGESON JOHN A. | See Remarks | M | Common Stock | 3025 | $0.00 | 181,102.0000 | 0 | 1.70% | 0.00% |
| June 11, 2024 | BORGESON JOHN A. | See Remarks | M | Restricted Stock Units | 3025 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| June 30, 2023 | BAKER BROS. ADVISORS LP | Director | A | Non-Qualified Stock Options (right to buy) | 40000 | $0.00 | 40,000.0000 | 0 | 9999.99% | 0.00% |
| June 30, 2023 | BAKER BROS. ADVISORS LP | Director | A | Non-Qualified Stock Options (right to buy) | 40000 | $0.00 | 40,000.0000 | 0 | 9999.99% | 0.00% |
| June 30, 2023 | PROFUSEK ROBERT | Director | A | Stock Option (Right to Buy) | 40000 | $0.00 | 40,000.0000 | 0 | 9999.99% | 0.00% |
| June 30, 2023 | Levy Richard S | Director | A | Stock Option (Right to Buy) | 40000 | $0.00 | 40,000.0000 | 0 | 9999.99% | 0.00% |
| June 30, 2023 | Dahiyat Bassil I | Director | A | Stock Option (Right to Buy) | 40000 | $0.00 | 40,000.0000 | 0 | 9999.99% | 0.00% |
| June 30, 2023 | Yang Taiyin | Director | A | Stock Option (Right to Buy) | 40000 | $0.00 | 40,000.0000 | 0 | 9999.99% | 0.00% |
| June 30, 2023 | Bancroft Charles A | Director | A | Stock Option (Right to Buy) | 40000 | $0.00 | 40,000.0000 | 0 | 9999.99% | 0.00% |
| June 24, 2023 | EHRLICH JASON | See Remarks | A | Stock Option (Right to Buy) | 207500 | $0.00 | 207,500.0000 | 0 | 9999.99% | 0.00% |
| June 24, 2023 | PERLROTH VICTOR | Chairman and CEO | A | Stock Option (Right to Buy) | 335000 | $0.00 | 335,000.0000 | 0 | 9999.99% | 0.00% |
| June 24, 2023 | BORGESON JOHN A. | See Remarks | A | Stock Option (Right to Buy) | 207500 | $0.00 | 207,500.0000 | 0 | 9999.99% | 0.00% |
| June 15, 2023 | EHRLICH JASON | See Remarks | M | Common Stock | 5494 | $0.00 | 64,182.0000 | 0 | 9.36% | 0.00% |
| June 16, 2023 | EHRLICH JASON | See Remarks | S | Common Stock | 2258 | $9.23 | 61,924.0000 | 0 | 3.52% | 0.00% |
| June 15, 2023 | EHRLICH JASON | See Remarks | M | Restricted Stock Units | 3619 | $0.00 | 3,619.0000 | 0 | 50.00% | 0.00% |
| June 15, 2023 | EHRLICH JASON | See Remarks | M | Restricted Stock Units | 1875 | $0.00 | 3,750.0000 | 0 | 33.33% | 0.00% |
| June 14, 2023 | BORGESON JOHN A. | See Remarks | S | Common Stock | 1448 | $9.42 | 175,332.0000 | 0 | 0.82% | 0.00% |
| June 15, 2023 | BORGESON JOHN A. | See Remarks | M | Common Stock | 5494 | $0.00 | 180,826.0000 | 0 | 3.13% | 0.00% |
| June 16, 2023 | BORGESON JOHN A. | See Remarks | S | Common Stock | 2749 | $9.23 | 178,077.0000 | 0 | 1.52% | 0.00% |
| June 15, 2023 | BORGESON JOHN A. | See Remarks | M | Restricted Stock Units | 3619 | $0.00 | 3,619.0000 | 0 | 50.00% | 0.00% |
| June 15, 2023 | BORGESON JOHN A. | See Remarks | M | Restricted Stock Units | 1875 | $0.00 | 3,750.0000 | 0 | 33.33% | 0.00% |
| June 14, 2023 | EHRLICH JASON | See Remarks | S | Common Stock | 1132 | $9.42 | 58,688.0000 | 0 | 1.89% | 0.00% |
| June 11, 2023 | BORGESON JOHN A. | See Remarks | M | Restricted Stock Units | 3025 | $0.00 | 3,025.0000 | 0 | 50.00% | 0.00% |
| June 11, 2023 | BORGESON JOHN A. | See Remarks | M | Common Stock | 3025 | $0.00 | 176,780.0000 | 0 | 1.74% | 0.00% |
| June 11, 2023 | EHRLICH JASON | See Remarks | M | Restricted Stock Units | 2900 | $0.00 | 2,900.0000 | 0 | 50.00% | 0.00% |
| June 11, 2023 | EHRLICH JASON | See Remarks | M | Common Stock | 2900 | $0.00 | 59,820.0000 | 0 | 5.09% | 0.00% |
| Dec. 30, 2022 | PERLROTH VICTOR | Chairman and CEO | G | Common Stock | 60000 | $0.00 | 3,448,038.0000 | 0 | 1.71% | 0.00% |