BROWN REGINA

PrivateCIK: 1862089

Location

EAST SETAUKET, NY

BROWN REGINA

Filed: 7/8/2025ACC: 0001641172-25-018282

InsiderBROWN REGINACIK 1862089

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IssuerLIXTE BIOTECHNOLOGY HOLDINGS, INC.CIK 1335105

Director

Since May 2011

+22.60K

Net shares

Net buyer

$0.00

Total acquired

0

Open market trades

0B · 0S

2

Total transactions

22.60K acquired

Non-Derivative Transactions0

No non-derivative transactions reported

Derivative Transactions2

Options to Purchase Common Stock

Direct

A · Award

Converts to

Common

10K shares

Shares

+10K

Strike price

0.9050

Held after

10K

Exercisable

—

6/30/2025

Options to Purchase Common Stock

Direct

A · Award

Converts to

Common

12.60K shares

Shares

+12.60K

Strike price

0.9050

Held after

12.60K

Exercisable

—

6/30/2025

Security	Converts To	Date	Type	Shares	Strike Price	Exercisable	Held After
Options to Purchase Common Stock Direct	Common10K shares	6/30/2025	A · Award	+10K	0.9050	—	10K
Options to Purchase Common Stock Direct	Common12.60K shares	6/30/2025	A · Award	+12.60K	0.9050	—	12.60K

Non-Derivative Holdings (Post-Transaction)0

No non-derivative holdings reported

Derivative Holdings (Post-Transaction)9

Options to Purchase Common Stock

Direct

Underlying security

Common

Underlying shares

4.92K

Shares owned

4.92K

Exercise price

2.33

Expiration

—

Exercise window

—

Options to Purchase Common Stock

Direct

Underlying security

Common

Underlying shares

9.51K

Shares owned

9.51K

Exercise price

1.210

Expiration

—

Exercise window

—

Options to Purchase Common Stock

Direct

Underlying security

Common

Underlying shares

10K

Shares owned

10K

Exercise price

30.30

Expiration

—

Exercise window

—

Options to Purchase Common Stock

Direct

Underlying security

Common

Underlying shares

25K

Shares owned

25K

Exercise price

28.00

Expiration

—

Exercise window

—

Options to Purchase Common Stock

Direct

Underlying security

Common

Underlying shares

10K

Shares owned

10K

Exercise price

2.37

Expiration

—

Exercise window

—

Options to Purchase Common Stock

Direct

Underlying security

Common

Underlying shares

10K

Shares owned

10K

Exercise price

7.45

Expiration

—

Exercise window

—

Options to Purchase Common Stock

Direct

Underlying security

Common

Underlying shares

6.27K

Shares owned

6.27K

Exercise price

1.30

Expiration

—

Exercise window

—

Options to Purchase Common Stock

Direct

Underlying security

Common

Underlying shares

10K

Shares owned

10K

Exercise price

5.88

Expiration

—

Exercise window

—

Options to Purchase Common Stock

Direct

Underlying security

Common

Underlying shares

4.90K

Shares owned

4.90K

Exercise price

2.37

Expiration

—

Exercise window

—

Total

Underlying

90.61K

Owned

90.61K

Security	Underlying	Exercise Price	Exercise Window	Expiration	Underlying Shares	Shares Owned
Options to Purchase Common Stock Direct	Common	2.33	—	—	4.92K	4.92K
Options to Purchase Common Stock Direct	Common	1.210	—	—	9.51K	9.51K
Options to Purchase Common Stock Direct	Common	30.30	—	—	10K	10K
Options to Purchase Common Stock Direct	Common	28.00	—	—	25K	25K
Options to Purchase Common Stock Direct	Common	2.37	—	—	10K	10K
Options to Purchase Common Stock Direct	Common	7.45	—	—	10K	10K
Options to Purchase Common Stock Direct	Common	1.30	—	—	6.27K	6.27K
Options to Purchase Common Stock Direct	Common	5.88	—	—	10K	10K
Options to Purchase Common Stock Direct	Common	2.37	—	—	4.90K	4.90K
Total					90.61K	90.61K

BROWN REGINA — Insider Transaction (Form 4) Filed Jul 8, 2025 | Finecho