sellWeak cluster of 2
Michelle Gilson sold $573k of ACLX
CHIEF FINANCIAL OFFICER at Arcellx, Inc.. 8,384 shares at an average of $68.29, traded Feb 19, 2026, filed Feb 19, 2026.
Warning score
39Value
$573k
8,384 shares
Holdings after
45,157
-16% from before
From 52-week low
-
no price yet
From 52-week high
-
no price yet
Score components
- +22RoleCFO
- +19Trade size$573k at market
- +5Share of holdings soldSold 16% of holdings
- +8Cluster2 insiders selling within 14 days
- -15Exercise and sellShares came from an option exercise in the same filing
What happened after comparable sells
Same side and tier, against the S&P 500, at 1, 3 and 6 months. Shown to Pro users; the whole table is on the backtest page.
Rows in this filing
Every transaction in Form 4 0001193125-26-059840, as filed. Open on EDGAR
| Date | Transaction | Shares | Price | Value | Holdings after | Filed |
|---|---|---|---|---|---|---|
| Jan 3, 2026 | MOption exercise Common Stock | +15,340 | $0.00 | $0 | 44,302 | Feb 19, 2026 |
| Feb 19, 2026 | SOpen-market sale Common Stock | -2,879 | $67.73 | $195k | 50,662 | Feb 19, 2026 |
| Feb 19, 2026 | SOpen-market sale Common Stock | -5,405 | $68.57 | $371k | 45,257 | Feb 19, 2026 |
| Feb 19, 2026 | SOpen-market sale Common Stock | -100 | $69.38 | $6,938 | 45,157 | Feb 19, 2026 |
Related signals
Other insiders at Arcellx, Inc. and this insider’s other filings.
| Score | Company | Insider | Value | Holdings | Filed |
|---|---|---|---|---|---|
| 38Weak | Arcellx, Inc. | Rami Elghandour SEE REMARKS | $10M 89,916 shares | -25% | |
| 45Moderate | Arcellx, Inc. | Michelle Gilson CHIEF FINANCIAL OFFICER | $1.3M 11,219 shares | -25% | |
| 42Moderate | Arcellx, Inc. | Michelle Gilson CHIEF FINANCIAL OFFICER | $785k 11,291 shares | -17% | |
| 10Weak | Arcellx, Inc. | David Charles Lubner director | $450k 6,000 shares | -22% | |
| 29Weak | Arcellx, Inc. | Christopher Heery CHIEF MEDICAL OFFICER | $403k 5,882 shares | -20% | |
| 31Weak | Arcellx, Inc. | Christopher Heery CHIEF MEDICAL OFFICER | $487k 7,437 shares | -20% | |
| 29Weak | Arcellx, Inc. | Christopher Heery CHIEF MEDICAL OFFICER | $393k 6,131 shares | -14% | |
| 20Weak | Arcellx, Inc. | Christopher Heery CHIEF MEDICAL OFFICER | $31k 340 shares | -54% | |
| 30Weak | Arcellx, Inc. | Michelle Gilson CHIEF FINANCIAL OFFICER | $488k 5,364 shares | -39% | |
| 38Weak | Arcellx, Inc. | Michelle Gilson CHIEF FINANCIAL OFFICER | $512k 5,946 shares | -30% |
Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.