KOD: PERLROTH VICTOR discloses securities transactions

By AlphaYouPublished Sep 29, 2026Form 4

Stocks in this disclosure

Reported activity

PERLROTH VICTOR

Reporting filer

PERLROTH VICTOR reported Exercise or conversion in Kodiak Sciences Inc.: 600000 units of Common Stock, dated 2026-09-25. The full Form 4 contains 6 transaction entries.

Disclosed: Sep 29, 2026

Reported details

6 entries

All validated entries in this disclosure
Security	Owner	Date	Code	Action	Quantity	Price	Following holdings	Reporting delay	Filed terms and references
Common Stock	PERLROTH VICTOR	2026-09-25	M	Exercise or conversion	600000	5.38	2,995,538	4 days	Filed terms security Title: Common Stock transaction Date: 2026-09-25 transaction Form Type: 4 transaction Code: M equity Swap Involved: 0 transaction Shares: 600000 transaction Price Per Share: 5.38 transaction Acquired Disposed Code: A shares Owned Following Transaction: 2995538 direct Or Indirect Ownership: D nature Of Ownership:
Common Stock	PERLROTH VICTOR	2026-09-25	M	Exercise or conversion	365840	2.49	3,361,378	4 days	Filed terms security Title: Common Stock transaction Date: 2026-09-25 transaction Form Type: 4 transaction Code: M equity Swap Involved: 0 transaction Shares: 365840 transaction Price Per Share: 2.49 transaction Acquired Disposed Code: A shares Owned Following Transaction: 3361378 direct Or Indirect Ownership: D nature Of Ownership:
Common Stock	PERLROTH VICTOR	2026-09-25	M	Exercise or conversion	314684	3.95	3,676,062	4 days	Filed terms security Title: Common Stock transaction Date: 2026-09-25 transaction Form Type: 4 transaction Code: M equity Swap Involved: 0 transaction Shares: 314684 transaction Price Per Share: 3.95 transaction Acquired Disposed Code: A shares Owned Following Transaction: 3676062 direct Or Indirect Ownership: D nature Of Ownership:
Stock Option (Right to Buy) (derivative)	PERLROTH VICTOR	2026-09-25	M	Exercise or conversion	600000	0	0	4 days	Filed terms security Title: Stock Option (Right to Buy) conversion Or Exercise Price: 5.38 transaction Date: 2026-09-25 transaction Form Type: 4 transaction Code: M equity Swap Involved: 0 transaction Shares: 600000 transaction Price Per Share: 0 transaction Acquired Disposed Code: D id: F1 expiration Date: 2028-04-04 underlying Security Title: Common Stock underlying Security Shares: 600000 shares Owned Following Transaction: 0 direct Or Indirect Ownership: D nature Of Ownership:
Stock Option (Right to Buy) (derivative)	PERLROTH VICTOR	2026-09-25	M	Exercise or conversion	365840	0	0	4 days	Filed terms security Title: Stock Option (Right to Buy) conversion Or Exercise Price: 2.49 transaction Date: 2026-09-25 transaction Form Type: 4 transaction Code: M equity Swap Involved: 0 transaction Shares: 365840 transaction Price Per Share: 0 transaction Acquired Disposed Code: D id: F2 expiration Date: 2034-08-04 underlying Security Title: Common Stock underlying Security Shares: 365840 shares Owned Following Transaction: 0 direct Or Indirect Ownership: D nature Of Ownership:
Stock Option (Right to Buy) (derivative)	PERLROTH VICTOR	2026-09-25	M	Exercise or conversion	314684	0	0	4 days	Filed terms security Title: Stock Option (Right to Buy) conversion Or Exercise Price: 3.95 transaction Date: 2026-09-25 transaction Form Type: 4 transaction Code: M equity Swap Involved: 0 transaction Shares: 314684 transaction Price Per Share: 0 transaction Acquired Disposed Code: D id: F3 expiration Date: 2035-07-03 underlying Security Title: Common Stock underlying Security Shares: 314684 shares Owned Following Transaction: 0 direct Or Indirect Ownership: D nature Of Ownership:

Common Stock

Owner: PERLROTH VICTOR
Date: 2026-09-25
Code: M
Action: Exercise or conversion
Quantity: 600000
Price: 5.38
Following holdings: 2,995,538
Reporting delay: 4 days
Filed terms and references: Filed terms
security Title: Common Stock
transaction Date: 2026-09-25
transaction Form Type: 4
transaction Code: M
equity Swap Involved: 0
transaction Shares: 600000
transaction Price Per Share: 5.38
transaction Acquired Disposed Code: A
shares Owned Following Transaction: 2995538
direct Or Indirect Ownership: D
nature Of Ownership:

Common Stock

Owner: PERLROTH VICTOR
Date: 2026-09-25
Code: M
Action: Exercise or conversion
Quantity: 365840
Price: 2.49
Following holdings: 3,361,378
Reporting delay: 4 days
Filed terms and references: Filed terms
security Title: Common Stock
transaction Date: 2026-09-25
transaction Form Type: 4
transaction Code: M
equity Swap Involved: 0
transaction Shares: 365840
transaction Price Per Share: 2.49
transaction Acquired Disposed Code: A
shares Owned Following Transaction: 3361378
direct Or Indirect Ownership: D
nature Of Ownership:

Common Stock

Owner: PERLROTH VICTOR
Date: 2026-09-25
Code: M
Action: Exercise or conversion
Quantity: 314684
Price: 3.95
Following holdings: 3,676,062
Reporting delay: 4 days
Filed terms and references: Filed terms
security Title: Common Stock
transaction Date: 2026-09-25
transaction Form Type: 4
transaction Code: M
equity Swap Involved: 0
transaction Shares: 314684
transaction Price Per Share: 3.95
transaction Acquired Disposed Code: A
shares Owned Following Transaction: 3676062
direct Or Indirect Ownership: D
nature Of Ownership:

Stock Option (Right to Buy) (derivative)

Owner: PERLROTH VICTOR
Date: 2026-09-25
Code: M
Action: Exercise or conversion
Quantity: 600000
Price: 0
Following holdings: 0
Reporting delay: 4 days
Filed terms and references: Filed terms
security Title: Stock Option (Right to Buy)
conversion Or Exercise Price: 5.38
transaction Date: 2026-09-25
transaction Form Type: 4
transaction Code: M
equity Swap Involved: 0
transaction Shares: 600000
transaction Price Per Share: 0
transaction Acquired Disposed Code: D
id: F1
expiration Date: 2028-04-04
underlying Security Title: Common Stock
underlying Security Shares: 600000
shares Owned Following Transaction: 0
direct Or Indirect Ownership: D
nature Of Ownership:

Stock Option (Right to Buy) (derivative)

Owner: PERLROTH VICTOR
Date: 2026-09-25
Code: M
Action: Exercise or conversion
Quantity: 365840
Price: 0
Following holdings: 0
Reporting delay: 4 days
Filed terms and references: Filed terms
security Title: Stock Option (Right to Buy)
conversion Or Exercise Price: 2.49
transaction Date: 2026-09-25
transaction Form Type: 4
transaction Code: M
equity Swap Involved: 0
transaction Shares: 365840
transaction Price Per Share: 0
transaction Acquired Disposed Code: D
id: F2
expiration Date: 2034-08-04
underlying Security Title: Common Stock
underlying Security Shares: 365840
shares Owned Following Transaction: 0
direct Or Indirect Ownership: D
nature Of Ownership:

Stock Option (Right to Buy) (derivative)

Owner: PERLROTH VICTOR
Date: 2026-09-25
Code: M
Action: Exercise or conversion
Quantity: 314684
Price: 0
Following holdings: 0
Reporting delay: 4 days
Filed terms and references: Filed terms
security Title: Stock Option (Right to Buy)
conversion Or Exercise Price: 3.95
transaction Date: 2026-09-25
transaction Form Type: 4
transaction Code: M
equity Swap Involved: 0
transaction Shares: 314684
transaction Price Per Share: 0
transaction Acquired Disposed Code: D
id: F3
expiration Date: 2035-07-03
underlying Security Title: Common Stock
underlying Security Shares: 314684
shares Owned Following Transaction: 0
direct Or Indirect Ownership: D
nature Of Ownership:

Purchases, sales, grants and option exercises are different transactions. The reported code identifies the action; it does not establish a motive.

Filing context

Quantities and prices are shown in the units filed. No trade value is inferred from their product.
PERLROTH VICTOR: Chairman and CEO, Director, 10% owner.
F1: Shares subject to the option are fully vested.
F2: 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.
F3: One-forty-eighth (1/48th) of the shares vest one month after July 1, 2025; 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.

Original sources

SEC ownership filing

Prepared automatically from public filing data. Report a correction.

Security

Owner

Date

Code

Action

Quantity

Price

Following holdings

Reporting delay

Filed terms and references

Common Stock

PERLROTH VICTOR

2026-09-25

Exercise or conversion

600000

5.38

2,995,538

4 days

Filed terms

security Title: Common Stock
transaction Date: 2026-09-25
transaction Form Type: 4
transaction Code: M
equity Swap Involved: 0
transaction Shares: 600000
transaction Price Per Share: 5.38
transaction Acquired Disposed Code: A
shares Owned Following Transaction: 2995538
direct Or Indirect Ownership: D
nature Of Ownership:

Common Stock

PERLROTH VICTOR

2026-09-25

Exercise or conversion

365840

2.49

3,361,378

4 days

Filed terms

security Title: Common Stock
transaction Date: 2026-09-25
transaction Form Type: 4
transaction Code: M
equity Swap Involved: 0
transaction Shares: 365840
transaction Price Per Share: 2.49
transaction Acquired Disposed Code: A
shares Owned Following Transaction: 3361378
direct Or Indirect Ownership: D
nature Of Ownership:

Common Stock

PERLROTH VICTOR

2026-09-25

Exercise or conversion

314684

3.95

3,676,062

4 days

Filed terms

security Title: Common Stock
transaction Date: 2026-09-25
transaction Form Type: 4
transaction Code: M
equity Swap Involved: 0
transaction Shares: 314684
transaction Price Per Share: 3.95
transaction Acquired Disposed Code: A
shares Owned Following Transaction: 3676062
direct Or Indirect Ownership: D
nature Of Ownership:

Stock Option (Right to Buy) (derivative)

PERLROTH VICTOR

2026-09-25

Exercise or conversion

600000

4 days

Filed terms

security Title: Stock Option (Right to Buy)
conversion Or Exercise Price: 5.38
transaction Date: 2026-09-25
transaction Form Type: 4
transaction Code: M
equity Swap Involved: 0
transaction Shares: 600000
transaction Price Per Share: 0
transaction Acquired Disposed Code: D
id: F1
expiration Date: 2028-04-04
underlying Security Title: Common Stock
underlying Security Shares: 600000
shares Owned Following Transaction: 0
direct Or Indirect Ownership: D
nature Of Ownership:

Stock Option (Right to Buy) (derivative)

PERLROTH VICTOR

2026-09-25

Exercise or conversion

365840

4 days

Filed terms

security Title: Stock Option (Right to Buy)
conversion Or Exercise Price: 2.49
transaction Date: 2026-09-25
transaction Form Type: 4
transaction Code: M
equity Swap Involved: 0
transaction Shares: 365840
transaction Price Per Share: 0
transaction Acquired Disposed Code: D
id: F2
expiration Date: 2034-08-04
underlying Security Title: Common Stock
underlying Security Shares: 365840
shares Owned Following Transaction: 0
direct Or Indirect Ownership: D
nature Of Ownership:

Stock Option (Right to Buy) (derivative)

PERLROTH VICTOR

2026-09-25

Exercise or conversion

314684

4 days

Filed terms

security Title: Stock Option (Right to Buy)
conversion Or Exercise Price: 3.95
transaction Date: 2026-09-25
transaction Form Type: 4
transaction Code: M
equity Swap Involved: 0
transaction Shares: 314684
transaction Price Per Share: 0
transaction Acquired Disposed Code: D
id: F3
expiration Date: 2035-07-03
underlying Security Title: Common Stock
underlying Security Shares: 314684
shares Owned Following Transaction: 0
direct Or Indirect Ownership: D
nature Of Ownership:

Filing context

Quantities and prices are shown in the units filed. No trade value is inferred from their product.

PERLROTH VICTOR: Chairman and CEO, Director, 10% owner.

F1: Shares subject to the option are fully vested.

F2: 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.

F3: One-forty-eighth (1/48th) of the shares vest one month after July 1, 2025; 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.