LI YANG

PrivateCIK: 1990537
Location

SOUTH SAN FRANCISCO, CA

LI YANG (Exec. Vice President, Research) sold 6.5% of their position (1.12K shares) of SURROZEN, INC./DE on the open market

Open‑market sale worth $22.2K — a moderate reduction. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 1 sale
InsiderLI YANGCIK 1990537
IssuerSURROZEN, INC./DECIK 1824893
Officer· Exec. Vice President, Research
Since Feb 2026
-1.12K
Net shares
Net seller
$22.2K
Total sold
1
Open market trades
0B · 1S
3
Total transactions
2.50K acquired · 3.62K disposed
Non-Derivative Transactions2

Common Stock

Direct
M · Option Exercise

Shares

+2.50K

Price / share

Trade value

% of position

17.0%
1/2/2026
14.71K17.21K

Common Stock

Direct
S · Sale

Shares

1.12K

Price / share

$19.87

Trade value

$22.21K

% of position

6.5%
1/5/2026
17.21K16.09K
Total

Net shares

+1.38K

Net value

-$22.21K

Derivative Transactions1

Restricted Stock Units

Direct
M · Option Exercise
Converts to

Common Stock

2.50K shares

Shares

2.50K

Strike price

Held after

0.00

Exercisable

1/2/2026
Non-Derivative Holdings (Post-Transaction)2

Common Stock

Indirect
Shares owned351.00

Common Stock

Indirect
Shares owned351.00
Total
702.00 indirect702.00
Derivative Holdings (Post-Transaction)0
No derivative holdings reported
LI YANG — Insider Transaction (Form 4) Filed Jan 6, 2026 | Finecho