John A. Borgeson - 21 Oct 2026 Form 4 Insider Report for Kodiak Sciences Inc. (KOD)

Reporting relationship: Chief Financial Officer
Issuer ticker: KOD
Reported as of: 21 Oct 2026
Net transaction value: -$2,700,322
SEC form: 4
Accepted by SEC: 23 Oct 2026, 17:00:11 UTC
Prior SEC filing: 17 Jul 2026
Source filing: View source filing
Reporting owner signature: /s/ David Peinsipp, Attorney-in-Fact for John A. Borgeson

Filing notes and source

Key filing fact

John A. Borgeson filed Form 4 for Kodiak Sciences Inc. (KOD) on 23 Oct 2026.

Key facts

This page summarizes John A. Borgeson's Form 4 filing for Kodiak Sciences Inc. (KOD).
10 reported transactions and 1 derivative row are listed below.
Accepted by SEC: 23 Oct 2026, 17:00.

Change

Previous filing in this sequence was filed on 17 Jul 2026.
Current net transaction value: -$2,700,322.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001754045 Primary reporting owner

BORGESON JOHN A.

Relationship: Chief Financial Officer
Address: 1250 PAGE MILL ROAD, PALO ALTO
Signature: /s/ David Peinsipp, Attorney-in-Fact for John A. Borgeson
Signature date: 23 Oct 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

KOD transaction

Common Stock

Options Exercise

Transaction value
Shares: +30,000
Change %: +14%
Price: $2.49^*
Shares after: 241,930
Date: 21 Oct 2026
Ownership: Direct

KOD transaction

Common Stock

Sale

Transaction value: -$746,422
Shares: -8,514
Change %: -3.5%
Price: $87.67
Shares after: 233,416
Date: 21 Oct 2026
Ownership: Direct
Footnotes: F1, F2

KOD transaction

Common Stock

Sale

Transaction value: -$149,588
Shares: -1,677
Change %: -0.72%
Price: $89.20
Shares after: 231,739
Date: 21 Oct 2026
Ownership: Direct
Footnotes: F1, F3

KOD transaction

Common Stock

Sale

Transaction value: -$684,088
Shares: -7,623
Change %: -3.3%
Price: $89.74
Shares after: 224,116
Date: 21 Oct 2026
Ownership: Direct
Footnotes: F1, F4

KOD transaction

Common Stock

Sale

Transaction value: -$464,089
Shares: -5,101
Change %: -2.3%
Price: $90.98
Shares after: 219,015
Date: 21 Oct 2026
Ownership: Direct
Footnotes: F1, F5

KOD transaction

Common Stock

Sale

Transaction value: -$273,904
Shares: -2,985
Change %: -1.4%
Price: $91.76
Shares after: 216,030
Date: 21 Oct 2026
Ownership: Direct
Footnotes: F1, F6

KOD transaction

Common Stock

Sale

Transaction value: -$185,320
Shares: -2,000
Change %: -0.93%
Price: $92.66
Shares after: 214,030
Date: 21 Oct 2026
Ownership: Direct
Footnotes: F1, F7

KOD transaction

Common Stock

Sale

Transaction value: -$187,420
Shares: -2,000
Change %: -0.93%
Price: $93.71
Shares after: 212,030
Date: 21 Oct 2026
Ownership: Direct
Footnotes: F1, F8

KOD transaction

Common Stock

Sale

Transaction value: -$9,491
Shares: -100
Change %: -0.05%
Price: $94.91
Shares after: 211,930
Date: 21 Oct 2026
Ownership: Direct
Footnotes: F1

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

KOD transaction Derivative

Stock Option (Right to Buy)

Options Exercise

Transaction value
Shares: -30,000
Change %: -9%
Price: $0.000000^*
Shares after: 304,500
Date: 21 Oct 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 30,000
Exercise price: $2.49
Footnotes: F9

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Rule 10b5-1 trading plan

These transactions were reported as open-market trades under a Rule 10b5-1 plan. The plan lets an insider set trading instructions in advance, which can reduce the risk of trading while in possession of material nonpublic information.

Original filing language: transaction made pursuant to a contract, instruction, or written plan intended to satisfy Rule 10b5-1(c).

Explanation of responses 9 footnotes

Footnote F1

The sales reported in this Form 4 were effected pursuant to a 10b5-1 trading plan adopted by the Reporting Person on September 29, 2025.

Footnote F2

The price reported in Column 4 is a weighted-average price (rounded to two decimal places). The shares were sold in multiple transactions ranging from $87.27 to $88.13, inclusive. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, or the Staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in these footnotes.

Footnote F3

The price reported in Column 4 is a weighted-average price (rounded to two decimal places). The shares were sold in multiple transactions ranging from $88.35 to $89.345, inclusive.

Footnote F4

The price reported in Column 4 is a weighted-average price (rounded to two decimal places). The shares were sold in multiple transactions ranging from $89.35 to $90.33, inclusive.

Footnote F5

The price reported in Column 4 is a weighted-average price (rounded to two decimal places). The shares were sold in multiple transactions ranging from $90.35 to $91.345, inclusive.

Footnote F6

The price reported in Column 4 is a weighted-average price (rounded to two decimal places). The shares were sold in multiple transactions ranging from $91.35 to $92.31, inclusive.

Footnote F7

The price reported in Column 4 is a weighted-average price (rounded to two decimal places). The shares were sold in multiple transactions ranging from $92.40 to $93.21, inclusive.

Footnote F8

The price reported in Column 4 is a weighted-average price (rounded to two decimal places). The shares were sold in multiple transactions ranging from $93.41 to $94.08, inclusive.

Footnote F9

One-forty-eighth (1/48th) of the shares vest one month after July 1, 2024; the balance of the shares vest in a series of forty-seven (47) successive equal monthly installments thereafter, subject to the Reporting Person's Continuous Service (as defined in the 2018 Equity Incentive Plan) as of each vesting date.