GILSON MICHELLE (Chief Financial Officer) sold 15.7% of their position (8.38K shares) of ARCELLX, INC. on the open market
Open‑market sale worth $572.6K — a significant reduction. Review remaining holdings and any 10b5‑1 plan disclosures.
S · 3 sales
Filed: 2/19/2026ACC: 0001193125-26-059840
Officer· Chief Financial Officer
Since May 2022
+6.96K
Net shares
Net buyer
$572.6K
Total sold
3
Open market trades
0B · 3S
4
Total transactions
15.34K acquired · 8.38K disposed
Non-Derivative Transactions4
Common Stock
Direct
Shares
+15.34K
Price / share
—
Trade value
—
% of position
53.0%
1/3/2026
28.96K→44.30K
Common Stock
Direct
Shares
−2.88K
Price / share
$67.73
Trade value
$194.99K
% of position
5.4%
2/19/2026
53.54K→50.66K
Common Stock
Direct
Shares
−5.41K
Price / share
$68.57
Trade value
$370.63K
% of position
10.7%
2/19/2026
50.66K→45.26K
Common Stock
Direct
Shares
−100.00
Price / share
$69.38
Trade value
$6.94K
% of position
0.2%
2/19/2026
45.26K→45.16K
Total
Net shares
+6.96K
Net value
-$572.57K
| Security | Date | Type | Shares | Price / Share | Trade Value | % of Position | Held Before | Held After |
|---|---|---|---|---|---|---|---|---|
| Common Stock Direct | 1/3/2026 | M · Option Exercise | +15.34K | — | — | 53.0% | 28.96K | 44.30K |
| Common Stock Direct | 2/19/2026 | S · Sale | −2.88K | $67.73 | $194.99K | 5.4% | 53.54K | 50.66K |
| Common Stock Direct | 2/19/2026 | S · Sale | −5.41K | $68.57 | $370.63K | 10.7% | 50.66K | 45.26K |
| Common Stock Direct | 2/19/2026 | S · Sale | −100.00 | $69.38 | $6.94K | 0.2% | 45.26K | 45.16K |
| Total | +6.96K | -$572.57K | ||||||
Derivative Transactions0
No derivative transactions reported