LUBNER DAVID CHARLES sold 21.7% of their position (6K shares) of ARCELLX, INC. on the open market
Open‑market sale worth $450.0K — a significant reduction. Review remaining holdings and any 10b5‑1 plan disclosures.
S · 1 sale
Filed: 1/20/2026ACC: 0001193125-26-017002
-6K
Net shares
Net seller
$450.0K
Total sold
1
Open market trades
0B · 1S
3
Total transactions
6K acquired · 12K disposed
Non-Derivative Transactions2
Common Stock
Direct
Shares
+6K
Price / share
$6.28
Trade value
$37.68K
% of position
27.7%
1/20/2026
21.66K→27.66K
Common Stock
Direct
Shares
−6K
Price / share
$75.00
Trade value
$450K
% of position
21.7%
1/20/2026
27.66K→21.66K
Total
Net shares
+0.00
Net value
-$412.32K
| Security | Date | Type | Shares | Price / Share | Trade Value | % of Position | Held Before | Held After |
|---|---|---|---|---|---|---|---|---|
| Common Stock Direct | 1/20/2026 | M · Option Exercise | +6K | $6.28 | $37.68K | 27.7% | 21.66K | 27.66K |
| Common Stock Direct | 1/20/2026 | S · Sale | −6K | $75.00 | $450K | 21.7% | 27.66K | 21.66K |
| Total | +0.00 | -$412.32K | ||||||
Derivative Transactions1
Stock Option (right to buy)
Direct
Converts to
Common Stock
6K shares
Shares
−6K
Strike price
6.28
Held after
59.41K
Exercisable
—
1/20/2026
| Security | Converts To | Date | Type | Shares | Strike Price | Exercisable | Held After |
|---|---|---|---|---|---|---|---|
| Stock Option (right to buy) Direct | Common Stock6K shares | 1/20/2026 | M · Option Exercise | −6K | 6.28 | — | 59.41K |