Arcellx
ACLX
ACLX was delisted on the 27th of April, 2026.
125 hedge funds and large institutions have $1.3B invested in Arcellx in 2022 Q4 according to their latest regulatory filings, with 55 funds opening new positions, 34 increasing their positions, 30 reducing their positions, and 3 closing their positions.
1,733% more first-time investments, than exits
New positions opened: 55 | Existing positions closed: 3
348% more call options, than puts
Call options by funds: $1.48M | Put options by funds: $331K
69% more funds holding
Funds holding: 74 → 125 (+51)
67% more funds holding in top 10
Funds holding in top 10: 6 → 10 (+4)
61% more capital invested
Capital invested by funds: $804M → $1.3B (+$494M)
13% more repeat investments, than reductions
Existing positions increased: 34 | Existing positions reduced: 30
2.28% less ownership
Funds ownership: 97.77% → 95.5% (-2.3%)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
PAMS
Pictet Asset Management (Switzerland)
Geneva 73,
Switzerland
|
+$20.5M |
| 2 |
PBA
Paradigm Biocapital Advisors
New York
|
+$20.2M |
| 3 |
PHS
PFM Health Sciences
San Francisco,
California
|
+$14.1M |
| 4 |
CC
Commodore Capital
New York
|
+$13.6M |
| 5 |
JP Morgan Chase
New York
|
+$13.6M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
NMC
NEA Management Company
Timonium,
Maryland
|
-$46M |
| 2 |
NHAS
Novo Holdings A/S
Hellerup,
Denmark
|
-$39.2M |
| 3 |
CAM
Cormorant Asset Management
Boston,
Massachusetts
|
-$22.3M |
| 4 |
Janus Henderson Group
London,
United Kingdom
|
-$15M |
| 5 |
CCP
Clough Capital Partners
Boston,
Massachusetts
|
-$11.9M |
ACLX Hedge Fund Activity: Q4 2022 in Review
125 of the 6,222 institutional investors tracked by Wall St. Rank reported a position in Arcellx (ACLX) for Q4 2022, worth a combined $1.3B — up 61% from $804M a quarter earlier.
Buyers outnumbered sellers: 55 funds opened new ACLX positions and 3 closed out — a net gain of 52 holders — while 34 added to existing stakes and 30 trimmed.
The largest buyer was Pictet Asset Management (Switzerland), opening a new position worth an estimated $20.5M. The largest seller was NEA Management Company, cutting an estimated $46M.
- 125 institutional investors held Arcellx (ACLX) as of Q4 2022, up from 74 in Q3 2022.
- Funds reported $1.3B of Arcellx stock for Q4 2022, up 61% quarter-over-quarter.
- 55 funds opened new Arcellx positions in Q4 2022 and 3 closed out, a net change of +52 holders.
- The largest Arcellx buyer in Q4 2022 was Pictet Asset Management (Switzerland), an estimated $20.5M added.
- The largest Arcellx seller in Q4 2022 was NEA Management Company, an estimated $46M sold.
Based on aggregated 13F filings for Q4 2022.