LEONARD BRADEN MICHAEL sold 19.1% of their position (574.89K shares) of ADVERUM BIOTECHNOLOGIES, INC. on the open market
Open‑market sale worth $2.41M — a significant reduction. Review remaining holdings and any 10b5‑1 plan disclosures.
S · 3 sales
Filed: 12/3/2025ACC: 0001373604-25-000118
10% Owner
Since Jul 2024
-574.89K
Net shares
Net seller
$2.41M
Total sold
3
Open market trades
0B · 3S
3
Total transactions
574.89K disposed
Non-Derivative Transactions3
Common Stock
Indirect
Shares
−300K
Price / share
$4.20
Trade value
$1.26M
% of position
9.8%
12/1/2025
3.06M→2.76M
Common Stock
Indirect
Shares
−51.96K
Price / share
$4.20
Trade value
$218.24K
% of position
1.9%
12/2/2025
2.76M→2.71M
Common Stock
Indirect
Shares
−222.93K
Price / share
$4.17
Trade value
$929.60K
% of position
8.4%
12/3/2025
2.65M→2.43M
Total
Net shares
−574.89K
Net value
-$2.41M
| Security | Date | Type | Shares | Price / Share | Trade Value | % of Position | Held Before | Held After |
|---|---|---|---|---|---|---|---|---|
| Common Stock Indirect | 12/1/2025 | S · Sale | −300K | $4.20 | $1.26M | 9.8% | 3.06M | 2.76M |
| Common Stock Indirect | 12/2/2025 | S · Sale | −51.96K | $4.20 | $218.24K | 1.9% | 2.76M | 2.71M |
| Common Stock Indirect | 12/3/2025 | S · Sale | −222.93K | $4.17 | $929.60K | 8.4% | 2.65M | 2.43M |
| Total | −574.89K | -$2.41M | ||||||
Derivative Transactions0
No derivative transactions reported
Non-Derivative Holdings (Post-Transaction)1
Common Stock
DirectShares owned191.80K
Total
191.80K direct191.80K
| Security Title | Shares Owned | Ownership Type |
|---|---|---|
| Common Stock | 191.80K | Direct |
| Total | 191.80K | 191.80K direct |
Derivative Holdings (Post-Transaction)0
No derivative holdings reported