ADRX: LAV Biosciences Fund V, L.P.; LAV Fund VI Opportunities, L.P.; LAV Fund VI, L.P. discloses securities transactions

By AlphaYouPublished Sep 30, 2026Form 4

Stocks in this disclosure

Reported activity

LAV Biosciences Fund V, L.P.; LAV Fund VI Opportunities, L.P.; LAV Fund VI, L.P.

Reporting filer

LAV Biosciences Fund V, L.P.; LAV Fund VI Opportunities, L.P.; LAV Fund VI, L.P. reported Conversion in ADARx Pharmaceuticals, Inc.: 8908775 units of Common Stock, dated 2026-09-28. The full Form 4 contains 12 transaction entries.

Disclosed: Sep 30, 2026

Reported details

12 entries

All validated entries in this disclosure
Security	Owner	Date	Code	Action	Quantity	Price	Following holdings	Reporting delay	Filed terms and references
Common Stock	LAV Biosciences Fund V, L.P.; LAV Fund VI Opportunities, L.P.; LAV Fund VI, L.P.	2026-09-28	C	Conversion	8908775	Not stated (see footnotes)	8,908,775	2 days	Filed terms security Title: Common Stock transaction Date: 2026-09-28 transaction Form Type: 4 transaction Code: C equity Swap Involved: 0 transaction Shares: 8908775 id: F1 transaction Acquired Disposed Code: A shares Owned Following Transaction: 8908775 direct Or Indirect Ownership: D id: F2 nature Of Ownership:
Common Stock	LAV Biosciences Fund V, L.P.; LAV Fund VI Opportunities, L.P.; LAV Fund VI, L.P.	2026-09-28	C	Conversion	1667469	Not stated (see footnotes)	10,576,244	2 days	Filed terms security Title: Common Stock transaction Date: 2026-09-28 transaction Form Type: 4 transaction Code: C equity Swap Involved: 0 transaction Shares: 1667469 id: F1 transaction Acquired Disposed Code: A shares Owned Following Transaction: 10576244 direct Or Indirect Ownership: D id: F2 nature Of Ownership:
Common Stock	LAV Biosciences Fund V, L.P.; LAV Fund VI Opportunities, L.P.; LAV Fund VI, L.P.	2026-09-28	C	Conversion	513067	Not stated (see footnotes)	11,089,311	2 days	Filed terms security Title: Common Stock transaction Date: 2026-09-28 transaction Form Type: 4 transaction Code: C equity Swap Involved: 0 transaction Shares: 513067 id: F1 transaction Acquired Disposed Code: A shares Owned Following Transaction: 11089311 direct Or Indirect Ownership: D id: F2 nature Of Ownership:
Common Stock	LAV Biosciences Fund V, L.P.; LAV Fund VI Opportunities, L.P.; LAV Fund VI, L.P.	2026-09-28	C	Conversion	153868	Not stated (see footnotes)	11,243,179	2 days	Filed terms security Title: Common Stock transaction Date: 2026-09-28 transaction Form Type: 4 transaction Code: C equity Swap Involved: 0 transaction Shares: 153868 id: F1 transaction Acquired Disposed Code: A shares Owned Following Transaction: 11243179 direct Or Indirect Ownership: D id: F2 nature Of Ownership:
Common Stock	LAV Biosciences Fund V, L.P.; LAV Fund VI Opportunities, L.P.; LAV Fund VI, L.P.	2026-09-28	C	Conversion	307738	Not stated (see footnotes)	307,738	2 days	Filed terms security Title: Common Stock transaction Date: 2026-09-28 transaction Form Type: 4 transaction Code: C equity Swap Involved: 0 transaction Shares: 307738 id: F1 transaction Acquired Disposed Code: A shares Owned Following Transaction: 307738 direct Or Indirect Ownership: I nature Of Ownership: By LAV Fund VI, L.P. id: F3
Common Stock	LAV Biosciences Fund V, L.P.; LAV Fund VI Opportunities, L.P.; LAV Fund VI, L.P.	2026-09-28	C	Conversion	307738	Not stated (see footnotes)	307,738	2 days	Filed terms security Title: Common Stock transaction Date: 2026-09-28 transaction Form Type: 4 transaction Code: C equity Swap Involved: 0 transaction Shares: 307738 id: F1 transaction Acquired Disposed Code: A shares Owned Following Transaction: 307738 direct Or Indirect Ownership: I nature Of Ownership: By LAV Fund VI Opportunities, L.P. id: F4
Series A Preferred Stock (derivative)	LAV Biosciences Fund V, L.P.; LAV Fund VI Opportunities, L.P.; LAV Fund VI, L.P.	2026-09-28	C	Conversion	10438412	0	0	2 days	Filed terms security Title: Series A Preferred Stock id: F1 transaction Date: 2026-09-28 transaction Form Type: 4 transaction Code: C equity Swap Involved: 0 transaction Shares: 10438412 transaction Price Per Share: 0 transaction Acquired Disposed Code: D id: F1 id: F1 underlying Security Title: Common Stock underlying Security Shares: 8908775 shares Owned Following Transaction: 0 direct Or Indirect Ownership: D id: F2 nature Of Ownership:
Series B Preferred Stock (derivative)	LAV Biosciences Fund V, L.P.; LAV Fund VI Opportunities, L.P.; LAV Fund VI, L.P.	2026-09-28	C	Conversion	1953774	0	0	2 days	Filed terms security Title: Series B Preferred Stock id: F1 transaction Date: 2026-09-28 transaction Form Type: 4 transaction Code: C equity Swap Involved: 0 transaction Shares: 1953774 transaction Price Per Share: 0 transaction Acquired Disposed Code: D id: F1 id: F1 underlying Security Title: Common Stock underlying Security Shares: 1667469 shares Owned Following Transaction: 0 direct Or Indirect Ownership: D id: F2 nature Of Ownership:
Series B-1 Preferred Stock (derivative)	LAV Biosciences Fund V, L.P.; LAV Fund VI Opportunities, L.P.; LAV Fund VI, L.P.	2026-09-28	C	Conversion	601161	0	0	2 days	Filed terms security Title: Series B-1 Preferred Stock id: F1 transaction Date: 2026-09-28 transaction Form Type: 4 transaction Code: C equity Swap Involved: 0 transaction Shares: 601161 transaction Price Per Share: 0 transaction Acquired Disposed Code: D id: F1 id: F1 underlying Security Title: Common Stock underlying Security Shares: 513067 shares Owned Following Transaction: 0 direct Or Indirect Ownership: D id: F2 nature Of Ownership:
Series C Preferred Stock (derivative)	LAV Biosciences Fund V, L.P.; LAV Fund VI Opportunities, L.P.; LAV Fund VI, L.P.	2026-09-28	C	Conversion	180288	0	0	2 days	Filed terms security Title: Series C Preferred Stock id: F1 transaction Date: 2026-09-28 transaction Form Type: 4 transaction Code: C equity Swap Involved: 0 transaction Shares: 180288 transaction Price Per Share: 0 transaction Acquired Disposed Code: D id: F1 id: F1 underlying Security Title: Common Stock underlying Security Shares: 153868 shares Owned Following Transaction: 0 direct Or Indirect Ownership: D id: F2 nature Of Ownership:
Series C Preferred Stock (derivative)	LAV Biosciences Fund V, L.P.; LAV Fund VI Opportunities, L.P.; LAV Fund VI, L.P.	2026-09-28	C	Conversion	360577	0	0	2 days	Filed terms security Title: Series C Preferred Stock id: F1 transaction Date: 2026-09-28 transaction Form Type: 4 transaction Code: C equity Swap Involved: 0 transaction Shares: 360577 transaction Price Per Share: 0 transaction Acquired Disposed Code: D id: F1 id: F1 underlying Security Title: Common Stock underlying Security Shares: 307738 shares Owned Following Transaction: 0 direct Or Indirect Ownership: I nature Of Ownership: By LAV Fund VI, L.P. id: F3
Series C Preferred Stock (derivative)	LAV Biosciences Fund V, L.P.; LAV Fund VI Opportunities, L.P.; LAV Fund VI, L.P.	2026-09-28	C	Conversion	360577	0	0	2 days	Filed terms security Title: Series C Preferred Stock id: F1 transaction Date: 2026-09-28 transaction Form Type: 4 transaction Code: C equity Swap Involved: 0 transaction Shares: 360577 transaction Price Per Share: 0 transaction Acquired Disposed Code: D id: F1 id: F1 underlying Security Title: Common Stock underlying Security Shares: 307738 shares Owned Following Transaction: 0 direct Or Indirect Ownership: I nature Of Ownership: By LAV Fund VI Opportunities, L.P. id: F4

Common Stock

Owner: LAV Biosciences Fund V, L.P.; LAV Fund VI Opportunities, L.P.; LAV Fund VI, L.P.
Date: 2026-09-28
Code: C
Action: Conversion
Quantity: 8908775
Price: Not stated (see footnotes)
Following holdings: 8,908,775
Reporting delay: 2 days
Filed terms and references: Filed terms
security Title: Common Stock
transaction Date: 2026-09-28
transaction Form Type: 4
transaction Code: C
equity Swap Involved: 0
transaction Shares: 8908775
id: F1
transaction Acquired Disposed Code: A
shares Owned Following Transaction: 8908775
direct Or Indirect Ownership: D
id: F2
nature Of Ownership:

Common Stock

Owner: LAV Biosciences Fund V, L.P.; LAV Fund VI Opportunities, L.P.; LAV Fund VI, L.P.
Date: 2026-09-28
Code: C
Action: Conversion
Quantity: 1667469
Price: Not stated (see footnotes)
Following holdings: 10,576,244
Reporting delay: 2 days
Filed terms and references: Filed terms
security Title: Common Stock
transaction Date: 2026-09-28
transaction Form Type: 4
transaction Code: C
equity Swap Involved: 0
transaction Shares: 1667469
id: F1
transaction Acquired Disposed Code: A
shares Owned Following Transaction: 10576244
direct Or Indirect Ownership: D
id: F2
nature Of Ownership:

Common Stock

Owner: LAV Biosciences Fund V, L.P.; LAV Fund VI Opportunities, L.P.; LAV Fund VI, L.P.
Date: 2026-09-28
Code: C
Action: Conversion
Quantity: 513067
Price: Not stated (see footnotes)
Following holdings: 11,089,311
Reporting delay: 2 days
Filed terms and references: Filed terms
security Title: Common Stock
transaction Date: 2026-09-28
transaction Form Type: 4
transaction Code: C
equity Swap Involved: 0
transaction Shares: 513067
id: F1
transaction Acquired Disposed Code: A
shares Owned Following Transaction: 11089311
direct Or Indirect Ownership: D
id: F2
nature Of Ownership:

Common Stock

Owner: LAV Biosciences Fund V, L.P.; LAV Fund VI Opportunities, L.P.; LAV Fund VI, L.P.
Date: 2026-09-28
Code: C
Action: Conversion
Quantity: 153868
Price: Not stated (see footnotes)
Following holdings: 11,243,179
Reporting delay: 2 days
Filed terms and references: Filed terms
security Title: Common Stock
transaction Date: 2026-09-28
transaction Form Type: 4
transaction Code: C
equity Swap Involved: 0
transaction Shares: 153868
id: F1
transaction Acquired Disposed Code: A
shares Owned Following Transaction: 11243179
direct Or Indirect Ownership: D
id: F2
nature Of Ownership:

Common Stock

Owner: LAV Biosciences Fund V, L.P.; LAV Fund VI Opportunities, L.P.; LAV Fund VI, L.P.
Date: 2026-09-28
Code: C
Action: Conversion
Quantity: 307738
Price: Not stated (see footnotes)
Following holdings: 307,738
Reporting delay: 2 days
Filed terms and references: Filed terms
security Title: Common Stock
transaction Date: 2026-09-28
transaction Form Type: 4
transaction Code: C
equity Swap Involved: 0
transaction Shares: 307738
id: F1
transaction Acquired Disposed Code: A
shares Owned Following Transaction: 307738
direct Or Indirect Ownership: I
nature Of Ownership: By LAV Fund VI, L.P.
id: F3

Common Stock

Owner: LAV Biosciences Fund V, L.P.; LAV Fund VI Opportunities, L.P.; LAV Fund VI, L.P.
Date: 2026-09-28
Code: C
Action: Conversion
Quantity: 307738
Price: Not stated (see footnotes)
Following holdings: 307,738
Reporting delay: 2 days
Filed terms and references: Filed terms
security Title: Common Stock
transaction Date: 2026-09-28
transaction Form Type: 4
transaction Code: C
equity Swap Involved: 0
transaction Shares: 307738
id: F1
transaction Acquired Disposed Code: A
shares Owned Following Transaction: 307738
direct Or Indirect Ownership: I
nature Of Ownership: By LAV Fund VI Opportunities, L.P.
id: F4

Series A Preferred Stock (derivative)

Owner: LAV Biosciences Fund V, L.P.; LAV Fund VI Opportunities, L.P.; LAV Fund VI, L.P.
Date: 2026-09-28
Code: C
Action: Conversion
Quantity: 10438412
Price: 0
Following holdings: 0
Reporting delay: 2 days
Filed terms and references: Filed terms
security Title: Series A Preferred Stock
id: F1
transaction Date: 2026-09-28
transaction Form Type: 4
transaction Code: C
equity Swap Involved: 0
transaction Shares: 10438412
transaction Price Per Share: 0
transaction Acquired Disposed Code: D
id: F1
id: F1
underlying Security Title: Common Stock
underlying Security Shares: 8908775
shares Owned Following Transaction: 0
direct Or Indirect Ownership: D
id: F2
nature Of Ownership:

Series B Preferred Stock (derivative)

Owner: LAV Biosciences Fund V, L.P.; LAV Fund VI Opportunities, L.P.; LAV Fund VI, L.P.
Date: 2026-09-28
Code: C
Action: Conversion
Quantity: 1953774
Price: 0
Following holdings: 0
Reporting delay: 2 days
Filed terms and references: Filed terms
security Title: Series B Preferred Stock
id: F1
transaction Date: 2026-09-28
transaction Form Type: 4
transaction Code: C
equity Swap Involved: 0
transaction Shares: 1953774
transaction Price Per Share: 0
transaction Acquired Disposed Code: D
id: F1
id: F1
underlying Security Title: Common Stock
underlying Security Shares: 1667469
shares Owned Following Transaction: 0
direct Or Indirect Ownership: D
id: F2
nature Of Ownership:

Series B-1 Preferred Stock (derivative)

Owner: LAV Biosciences Fund V, L.P.; LAV Fund VI Opportunities, L.P.; LAV Fund VI, L.P.
Date: 2026-09-28
Code: C
Action: Conversion
Quantity: 601161
Price: 0
Following holdings: 0
Reporting delay: 2 days
Filed terms and references: Filed terms
security Title: Series B-1 Preferred Stock
id: F1
transaction Date: 2026-09-28
transaction Form Type: 4
transaction Code: C
equity Swap Involved: 0
transaction Shares: 601161
transaction Price Per Share: 0
transaction Acquired Disposed Code: D
id: F1
id: F1
underlying Security Title: Common Stock
underlying Security Shares: 513067
shares Owned Following Transaction: 0
direct Or Indirect Ownership: D
id: F2
nature Of Ownership:

Series C Preferred Stock (derivative)

Owner: LAV Biosciences Fund V, L.P.; LAV Fund VI Opportunities, L.P.; LAV Fund VI, L.P.
Date: 2026-09-28
Code: C
Action: Conversion
Quantity: 180288
Price: 0
Following holdings: 0
Reporting delay: 2 days
Filed terms and references: Filed terms
security Title: Series C Preferred Stock
id: F1
transaction Date: 2026-09-28
transaction Form Type: 4
transaction Code: C
equity Swap Involved: 0
transaction Shares: 180288
transaction Price Per Share: 0
transaction Acquired Disposed Code: D
id: F1
id: F1
underlying Security Title: Common Stock
underlying Security Shares: 153868
shares Owned Following Transaction: 0
direct Or Indirect Ownership: D
id: F2
nature Of Ownership:

Series C Preferred Stock (derivative)

Owner: LAV Biosciences Fund V, L.P.; LAV Fund VI Opportunities, L.P.; LAV Fund VI, L.P.
Date: 2026-09-28
Code: C
Action: Conversion
Quantity: 360577
Price: 0
Following holdings: 0
Reporting delay: 2 days
Filed terms and references: Filed terms
security Title: Series C Preferred Stock
id: F1
transaction Date: 2026-09-28
transaction Form Type: 4
transaction Code: C
equity Swap Involved: 0
transaction Shares: 360577
transaction Price Per Share: 0
transaction Acquired Disposed Code: D
id: F1
id: F1
underlying Security Title: Common Stock
underlying Security Shares: 307738
shares Owned Following Transaction: 0
direct Or Indirect Ownership: I
nature Of Ownership: By LAV Fund VI, L.P.
id: F3

Series C Preferred Stock (derivative)

Owner: LAV Biosciences Fund V, L.P.; LAV Fund VI Opportunities, L.P.; LAV Fund VI, L.P.
Date: 2026-09-28
Code: C
Action: Conversion
Quantity: 360577
Price: 0
Following holdings: 0
Reporting delay: 2 days
Filed terms and references: Filed terms
security Title: Series C Preferred Stock
id: F1
transaction Date: 2026-09-28
transaction Form Type: 4
transaction Code: C
equity Swap Involved: 0
transaction Shares: 360577
transaction Price Per Share: 0
transaction Acquired Disposed Code: D
id: F1
id: F1
underlying Security Title: Common Stock
underlying Security Shares: 307738
shares Owned Following Transaction: 0
direct Or Indirect Ownership: I
nature Of Ownership: By LAV Fund VI Opportunities, L.P.
id: F4

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.
LAV Biosciences Fund V, L.P.: 10% owner.
LAV Fund VI Opportunities, L.P.: 10% owner.
LAV Fund VI, L.P.: 10% owner.
F1: Each share of Series A Preferred Stock, Series B Preferred Stock, Series B-1 Preferred Stock and Series C Preferred Stock (collectively, the "Preferred Stock") automatically converted on a 1-for-1.1717 reverse stock split basis into shares of Common Stock upon the closing of the Issuer's initial public offering on September 28, 2026, without payment of further consideration. The Preferred Stock has no expiration date.
F2: LAV GP V, L.P. is the general partner of LAV Biosciences Fund V, L.P. ("LAV Biosciences"). LAV Corporate V GP, Ltd. is the general partner of LAV GP V, L.P. Dr. Yi Shi is the managing partner of LAV Corporate V GP, Ltd. By virtue of these relationships, LAV GP V, L.P., LAV Corporate V GP, Ltd. and Dr. Yi Shi may be deemed to have voting and investment power of the shares held by LAV Biosciences.
F3: Shares are held by LAV Fund VI, L.P. ("LAV Fund VI"). LAV GP VI, L.P. ("LAV GP VI") is the general partner of LAV Fund VI and LAV Corporate VI GP, Ltd. ("LAV Corporate VI GP") is the general partner of LAV GP VI, L.P. Dr. Yi Shi is the managing partner of LAV Corporate VI GP, Ltd. By virtue of these relationships, LAV GP VI, L.P., LAV Corporate VI GP, Ltd. and Dr. Yi Shi may be deemed to have voting and investment power of the shares held by LAV Fund VI, L.P.
F4: Shares are held by LAV Fund VI Opportunities, L.P. ("LAV Fund VI Opportunities"). LAV GP VI Opportunities, L.P. ("LAV GP VI Opportunities") is the general partner of LAV Fund VI Opportunities, L.P. and LAV Corporate VI GP Opportunities, Ltd. ("LAV Corporate VI GP") is the general partner of LAV GP VI Opportunities, L.P. Dr. Yi Shi is the managing partner of LAV Corporate VI GP Opportunities, Ltd. By virtue of these relationships, LAV GP VI Opportunities, L.P., LAV Corporate VI GP Opportunities, Ltd., and Dr. Yi Shi may be deemed to have voting and investment power of the shares held by LAV Fund VI Opportunities, L.P.

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

LAV Biosciences Fund V, L.P.; LAV Fund VI Opportunities, L.P.; LAV Fund VI, L.P.

2026-09-28

Conversion

8908775

Not stated (see footnotes)

8,908,775

2 days

Filed terms

security Title: Common Stock
transaction Date: 2026-09-28
transaction Form Type: 4
transaction Code: C
equity Swap Involved: 0
transaction Shares: 8908775
id: F1
transaction Acquired Disposed Code: A
shares Owned Following Transaction: 8908775
direct Or Indirect Ownership: D
id: F2
nature Of Ownership:

Common Stock

LAV Biosciences Fund V, L.P.; LAV Fund VI Opportunities, L.P.; LAV Fund VI, L.P.

2026-09-28

Conversion

1667469

Not stated (see footnotes)

10,576,244

2 days

Filed terms

security Title: Common Stock
transaction Date: 2026-09-28
transaction Form Type: 4
transaction Code: C
equity Swap Involved: 0
transaction Shares: 1667469
id: F1
transaction Acquired Disposed Code: A
shares Owned Following Transaction: 10576244
direct Or Indirect Ownership: D
id: F2
nature Of Ownership:

Common Stock

LAV Biosciences Fund V, L.P.; LAV Fund VI Opportunities, L.P.; LAV Fund VI, L.P.

2026-09-28

Conversion

513067

Not stated (see footnotes)

11,089,311

2 days

Filed terms

security Title: Common Stock
transaction Date: 2026-09-28
transaction Form Type: 4
transaction Code: C
equity Swap Involved: 0
transaction Shares: 513067
id: F1
transaction Acquired Disposed Code: A
shares Owned Following Transaction: 11089311
direct Or Indirect Ownership: D
id: F2
nature Of Ownership:

Common Stock

LAV Biosciences Fund V, L.P.; LAV Fund VI Opportunities, L.P.; LAV Fund VI, L.P.

2026-09-28

Conversion

153868

Not stated (see footnotes)

11,243,179

2 days

Filed terms

security Title: Common Stock
transaction Date: 2026-09-28
transaction Form Type: 4
transaction Code: C
equity Swap Involved: 0
transaction Shares: 153868
id: F1
transaction Acquired Disposed Code: A
shares Owned Following Transaction: 11243179
direct Or Indirect Ownership: D
id: F2
nature Of Ownership:

Common Stock

LAV Biosciences Fund V, L.P.; LAV Fund VI Opportunities, L.P.; LAV Fund VI, L.P.

2026-09-28

Conversion

307738

Not stated (see footnotes)

307,738

2 days

Filed terms

security Title: Common Stock
transaction Date: 2026-09-28
transaction Form Type: 4
transaction Code: C
equity Swap Involved: 0
transaction Shares: 307738
id: F1
transaction Acquired Disposed Code: A
shares Owned Following Transaction: 307738
direct Or Indirect Ownership: I
nature Of Ownership: By LAV Fund VI, L.P.
id: F3

Common Stock

LAV Biosciences Fund V, L.P.; LAV Fund VI Opportunities, L.P.; LAV Fund VI, L.P.

2026-09-28

Conversion

307738

Not stated (see footnotes)

307,738

2 days

Filed terms

security Title: Common Stock
transaction Date: 2026-09-28
transaction Form Type: 4
transaction Code: C
equity Swap Involved: 0
transaction Shares: 307738
id: F1
transaction Acquired Disposed Code: A
shares Owned Following Transaction: 307738
direct Or Indirect Ownership: I
nature Of Ownership: By LAV Fund VI Opportunities, L.P.
id: F4

Series A Preferred Stock (derivative)

LAV Biosciences Fund V, L.P.; LAV Fund VI Opportunities, L.P.; LAV Fund VI, L.P.

2026-09-28

Conversion

10438412

2 days

Filed terms

security Title: Series A Preferred Stock
id: F1
transaction Date: 2026-09-28
transaction Form Type: 4
transaction Code: C
equity Swap Involved: 0
transaction Shares: 10438412
transaction Price Per Share: 0
transaction Acquired Disposed Code: D
id: F1
id: F1
underlying Security Title: Common Stock
underlying Security Shares: 8908775
shares Owned Following Transaction: 0
direct Or Indirect Ownership: D
id: F2
nature Of Ownership:

Series B Preferred Stock (derivative)

LAV Biosciences Fund V, L.P.; LAV Fund VI Opportunities, L.P.; LAV Fund VI, L.P.

2026-09-28

Conversion

1953774

2 days

Filed terms

security Title: Series B Preferred Stock
id: F1
transaction Date: 2026-09-28
transaction Form Type: 4
transaction Code: C
equity Swap Involved: 0
transaction Shares: 1953774
transaction Price Per Share: 0
transaction Acquired Disposed Code: D
id: F1
id: F1
underlying Security Title: Common Stock
underlying Security Shares: 1667469
shares Owned Following Transaction: 0
direct Or Indirect Ownership: D
id: F2
nature Of Ownership:

Series B-1 Preferred Stock (derivative)

LAV Biosciences Fund V, L.P.; LAV Fund VI Opportunities, L.P.; LAV Fund VI, L.P.

2026-09-28

Conversion

601161

2 days

Filed terms

security Title: Series B-1 Preferred Stock
id: F1
transaction Date: 2026-09-28
transaction Form Type: 4
transaction Code: C
equity Swap Involved: 0
transaction Shares: 601161
transaction Price Per Share: 0
transaction Acquired Disposed Code: D
id: F1
id: F1
underlying Security Title: Common Stock
underlying Security Shares: 513067
shares Owned Following Transaction: 0
direct Or Indirect Ownership: D
id: F2
nature Of Ownership:

Series C Preferred Stock (derivative)

LAV Biosciences Fund V, L.P.; LAV Fund VI Opportunities, L.P.; LAV Fund VI, L.P.

2026-09-28

Conversion

180288

2 days

Filed terms

security Title: Series C Preferred Stock
id: F1
transaction Date: 2026-09-28
transaction Form Type: 4
transaction Code: C
equity Swap Involved: 0
transaction Shares: 180288
transaction Price Per Share: 0
transaction Acquired Disposed Code: D
id: F1
id: F1
underlying Security Title: Common Stock
underlying Security Shares: 153868
shares Owned Following Transaction: 0
direct Or Indirect Ownership: D
id: F2
nature Of Ownership:

Series C Preferred Stock (derivative)

LAV Biosciences Fund V, L.P.; LAV Fund VI Opportunities, L.P.; LAV Fund VI, L.P.

2026-09-28

Conversion

360577

2 days

Filed terms

security Title: Series C Preferred Stock
id: F1
transaction Date: 2026-09-28
transaction Form Type: 4
transaction Code: C
equity Swap Involved: 0
transaction Shares: 360577
transaction Price Per Share: 0
transaction Acquired Disposed Code: D
id: F1
id: F1
underlying Security Title: Common Stock
underlying Security Shares: 307738
shares Owned Following Transaction: 0
direct Or Indirect Ownership: I
nature Of Ownership: By LAV Fund VI, L.P.
id: F3

Series C Preferred Stock (derivative)

LAV Biosciences Fund V, L.P.; LAV Fund VI Opportunities, L.P.; LAV Fund VI, L.P.

2026-09-28

Conversion

360577

2 days

Filed terms

security Title: Series C Preferred Stock
id: F1
transaction Date: 2026-09-28
transaction Form Type: 4
transaction Code: C
equity Swap Involved: 0
transaction Shares: 360577
transaction Price Per Share: 0
transaction Acquired Disposed Code: D
id: F1
id: F1
underlying Security Title: Common Stock
underlying Security Shares: 307738
shares Owned Following Transaction: 0
direct Or Indirect Ownership: I
nature Of Ownership: By LAV Fund VI Opportunities, L.P.
id: F4

Filing context

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

LAV Biosciences Fund V, L.P.: 10% owner.

LAV Fund VI Opportunities, L.P.: 10% owner.

LAV Fund VI, L.P.: 10% owner.

F1: Each share of Series A Preferred Stock, Series B Preferred Stock, Series B-1 Preferred Stock and Series C Preferred Stock (collectively, the "Preferred Stock") automatically converted on a 1-for-1.1717 reverse stock split basis into shares of Common Stock upon the closing of the Issuer's initial public offering on September 28, 2026, without payment of further consideration. The Preferred Stock has no expiration date.

F2: LAV GP V, L.P. is the general partner of LAV Biosciences Fund V, L.P. ("LAV Biosciences"). LAV Corporate V GP, Ltd. is the general partner of LAV GP V, L.P. Dr. Yi Shi is the managing partner of LAV Corporate V GP, Ltd. By virtue of these relationships, LAV GP V, L.P., LAV Corporate V GP, Ltd. and Dr. Yi Shi may be deemed to have voting and investment power of the shares held by LAV Biosciences.

F3: Shares are held by LAV Fund VI, L.P. ("LAV Fund VI"). LAV GP VI, L.P. ("LAV GP VI") is the general partner of LAV Fund VI and LAV Corporate VI GP, Ltd. ("LAV Corporate VI GP") is the general partner of LAV GP VI, L.P. Dr. Yi Shi is the managing partner of LAV Corporate VI GP, Ltd. By virtue of these relationships, LAV GP VI, L.P., LAV Corporate VI GP, Ltd. and Dr. Yi Shi may be deemed to have voting and investment power of the shares held by LAV Fund VI, L.P.

F4: Shares are held by LAV Fund VI Opportunities, L.P. ("LAV Fund VI Opportunities"). LAV GP VI Opportunities, L.P. ("LAV GP VI Opportunities") is the general partner of LAV Fund VI Opportunities, L.P. and LAV Corporate VI GP Opportunities, Ltd. ("LAV Corporate VI GP") is the general partner of LAV GP VI Opportunities, L.P. Dr. Yi Shi is the managing partner of LAV Corporate VI GP Opportunities, Ltd. By virtue of these relationships, LAV GP VI Opportunities, L.P., LAV Corporate VI GP Opportunities, Ltd., and Dr. Yi Shi may be deemed to have voting and investment power of the shares held by LAV Fund VI Opportunities, L.P.