Insider Transactions last 24 months for Arcellx, Inc. - NSDQ: ACLX
Transactions
All
Buy
Sell
Option Exercise
Filer's Name
Relationship/
Trans.
Trans. Type
Ownership Type
Security Type
Shares
Price
Trans.
Total Shares Owned
Gilson Michelle CHIEF FINANCIAL OFFICER 03/17/2026 DG Direct COM 5,000 $0.00 $0.00 28,938 Elghandour Rami SEE REMARKS 03/04/2026 DG Direct COM 101,164 $0.00 $0.00 174,887 Elghandour Rami SEE REMARKS 02/27/2026 DS Direct COM 89,916 $113.92 $10,243,266.69 276,051 Gilson Michelle CHIEF FINANCIAL OFFICER 02/25/2026 DS Direct COM 11,219 $113.82 $1,276,954.43 33,938 Gilson Michelle CHIEF FINANCIAL OFFICER 02/19/2026 DS Direct COM 100 $69.38 $6,938.00 45,157 Gilson Michelle CHIEF FINANCIAL OFFICER 02/19/2026 DS Direct COM 5,405 $68.57 $370,634.90 45,257 Gilson Michelle CHIEF FINANCIAL OFFICER 02/19/2026 DS Direct COM 2,879 $67.73 $194,994.96 50,662 Gilson Michelle CHIEF FINANCIAL OFFICER 02/17/2026 DS Direct COM 4,150 $70.01 $290,551.88 53,541 Gilson Michelle CHIEF FINANCIAL OFFICER 02/17/2026 DS Direct COM 7,141 $69.21 $494,230.75 57,691 Elghandour Rami SEE REMARKS 02/11/2026 DG Direct COM 218,500 $0.00 $0.00 563,967 Elghandour Rami SEE REMARKS 02/11/2026 DG Direct COM 198,000 $0.00 $0.00 365,967 Lubner David Charles Director 01/20/2026 DS Direct COM 6,000 $75.00 $450,000.00 21,659 Lubner David Charles Director 01/20/2026 AM Direct COM 6,000 $6.28 $37,680.00 27,659 Heery Christopher CHIEF MEDICAL OFFICER 01/14/2026 DS Direct COM 5,882 $68.51 $402,997.00 23,749 Heery Christopher CHIEF MEDICAL OFFICER 01/13/2026 DS Direct COM 7,437 $65.51 $487,212.74 29,631 Heery Christopher CHIEF MEDICAL OFFICER 01/12/2026 DS Direct COM 6,131 $64.15 $393,285.87 37,068 Gilson Michelle CHIEF FINANCIAL OFFICER 01/06/2026 AM Direct COM 20,530 $0.00 $0.00 64,832 Elghandour Rami SEE REMARKS 01/06/2026 AM Direct COM 55,991 $0.00 $0.00 782,467 Heery Christopher CHIEF MEDICAL OFFICER 01/06/2026 AM Direct COM 13,064 $0.00 $0.00 43,199 Heery Christopher CHIEF MEDICAL OFFICER 01/06/2026 AM Direct COM 13,064 $0.00 $0.00 43,199 Gilson Michelle CHIEF FINANCIAL OFFICER 01/06/2026 AM Direct COM 20,530 $0.00 $0.00 64,832 Elghandour Rami SEE REMARKS 01/06/2026 AM Direct COM 55,991 $0.00 $0.00 782,467 Gilson Michelle CHIEF FINANCIAL OFFICER 01/03/2026 AM Direct COM 15,340 $0.00 $0.00 44,302 Elghandour Rami SEE REMARKS 01/03/2026 AM Direct COM 53,098 $0.00 $0.00 726,476 Heery Christopher CHIEF MEDICAL OFFICER 01/03/2026 AM Direct COM 16,520 $0.00 $0.00 30,135
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Filer's Name
Relationship/
Trans.
Trans. Type
Ownership Type
Security Type
Shares
Price
Trans.
Total Shares Owned
Behbahani Ali Director 08/12/2025 AJ Indirect COM 2,621 $0.00 $0.00 2,706 Behbahani Ali Director 08/12/2025 AJ Direct COM 1,586 $0.00 $0.00 1,925 Elghandour Rami SEE REMARKS 02/27/2025 AA Direct COM 347,255 $0.00 $0.00 1,164,857 Elghandour Rami SEE REMARKS 02/27/2025 AA Direct COM 668,416 $0.00 $0.00 817,602
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Filer's Name
Relationship/
Trans.
Trans. Type
Ownership Type
Security Type
Shares
Price
Trans.
Total Shares Owned
Gilson Michelle CHIEF FINANCIAL OFFICER 03/17/2026 DG Direct COM 5,000 $0.00 $0.00 28,938 Elghandour Rami SEE REMARKS 03/04/2026 DG Direct COM 101,164 $0.00 $0.00 174,887 Elghandour Rami SEE REMARKS 02/27/2026 DS Direct COM 89,916 $113.92 $10,243,266.69 276,051 Gilson Michelle CHIEF FINANCIAL OFFICER 02/25/2026 DS Direct COM 11,219 $113.82 $1,276,954.43 33,938 Gilson Michelle CHIEF FINANCIAL OFFICER 02/19/2026 DS Direct COM 100 $69.38 $6,938.00 45,157 Gilson Michelle CHIEF FINANCIAL OFFICER 02/19/2026 DS Direct COM 5,405 $68.57 $370,634.90 45,257 Gilson Michelle CHIEF FINANCIAL OFFICER 02/19/2026 DS Direct COM 2,879 $67.73 $194,994.96 50,662 Gilson Michelle CHIEF FINANCIAL OFFICER 02/17/2026 DS Direct COM 4,150 $70.01 $290,551.88 53,541 Gilson Michelle CHIEF FINANCIAL OFFICER 02/17/2026 DS Direct COM 7,141 $69.21 $494,230.75 57,691 Elghandour Rami SEE REMARKS 02/11/2026 DG Direct COM 218,500 $0.00 $0.00 563,967 Elghandour Rami SEE REMARKS 02/11/2026 DG Direct COM 198,000 $0.00 $0.00 365,967 Lubner David Charles Director 01/20/2026 DS Direct COM 6,000 $75.00 $450,000.00 21,659 Heery Christopher CHIEF MEDICAL OFFICER 01/14/2026 DS Direct COM 5,882 $68.51 $402,997.00 23,749 Heery Christopher CHIEF MEDICAL OFFICER 01/13/2026 DS Direct COM 7,437 $65.51 $487,212.74 29,631 Heery Christopher CHIEF MEDICAL OFFICER 01/12/2026 DS Direct COM 6,131 $64.15 $393,285.87 37,068 Heery Christopher CHIEF MEDICAL OFFICER 11/17/2025 DS Direct COM 340 $90.00 $30,600.00 284 Gilson Michelle CHIEF FINANCIAL OFFICER 10/15/2025 DS Direct COM 5,364 $91.04 $488,315.49 8,466 Gilson Michelle CHIEF FINANCIAL OFFICER 10/06/2025 DS Direct COM 1,064 $86.22 $91,733.29 13,830 Gilson Michelle CHIEF FINANCIAL OFFICER 10/03/2025 DS Direct COM 4,882 $86.00 $419,869.58 14,894 Heery Christopher CHIEF MEDICAL OFFICER 09/30/2025 DS Direct COM 1,530 $82.20 $125,762.94 624 Heery Christopher CHIEF MEDICAL OFFICER 09/30/2025 DS Direct COM 14,204 $81.46 $1,157,035.11 2,154 Heery Christopher CHIEF MEDICAL OFFICER 09/30/2025 DS Direct COM 5,300 $80.55 $426,924.54 16,358 Heery Christopher CHIEF MEDICAL OFFICER 09/29/2025 DS Direct COM 73 $80.16 $5,851.68 21,658 Heery Christopher CHIEF MEDICAL OFFICER 09/26/2025 DS Direct COM 12,396 $80.12 $993,155.12 21,731 Heery Christopher CHIEF MEDICAL OFFICER 09/19/2025 DS Direct COM 300 $80.00 $24,000.00 34,127
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Filer's Name
Relationship/
Trans.
Trans. Type
Ownership Type
Security Type
Shares
Price
Trans.
Total Shares Owned
Lubner David Charles Director 01/20/2026 AM Direct COM 6,000 $6.28 $37,680.00 27,659 Gilson Michelle CHIEF FINANCIAL OFFICER 01/06/2026 AM Direct COM 20,530 $0.00 $0.00 64,832 Elghandour Rami SEE REMARKS 01/06/2026 AM Direct COM 55,991 $0.00 $0.00 782,467 Heery Christopher CHIEF MEDICAL OFFICER 01/06/2026 AM Direct COM 13,064 $0.00 $0.00 43,199 Heery Christopher CHIEF MEDICAL OFFICER 01/06/2026 AM Direct COM 13,064 $0.00 $0.00 43,199 Gilson Michelle CHIEF FINANCIAL OFFICER 01/06/2026 AM Direct COM 20,530 $0.00 $0.00 64,832 Elghandour Rami SEE REMARKS 01/06/2026 AM Direct COM 55,991 $0.00 $0.00 782,467 Gilson Michelle CHIEF FINANCIAL OFFICER 01/03/2026 AM Direct COM 15,340 $0.00 $0.00 44,302 Elghandour Rami SEE REMARKS 01/03/2026 AM Direct COM 53,098 $0.00 $0.00 726,476 Heery Christopher CHIEF MEDICAL OFFICER 01/03/2026 AM Direct COM 16,520 $0.00 $0.00 30,135 Heery Christopher CHIEF MEDICAL OFFICER 01/03/2026 AM Direct COM 16,520 $0.00 $0.00 30,135 Gilson Michelle CHIEF FINANCIAL OFFICER 01/03/2026 AM Direct COM 15,340 $0.00 $0.00 44,302 Elghandour Rami SEE REMARKS 01/03/2026 AM Direct COM 53,098 $0.00 $0.00 726,476 Gilson Michelle CHIEF FINANCIAL OFFICER 01/02/2026 AM Direct COM 20,496 $0.00 $0.00 28,962 Elghandour Rami SEE REMARKS 01/02/2026 AM Direct COM 55,459 $0.00 $0.00 673,378 Heery Christopher CHIEF MEDICAL OFFICER 01/02/2026 AM Direct COM 13,021 $0.00 $0.00 13,615 Heery Christopher CHIEF MEDICAL OFFICER 01/02/2026 AM Direct COM 13,021 $0.00 $0.00 13,615 Gilson Michelle CHIEF FINANCIAL OFFICER 01/02/2026 AM Direct COM 20,496 $0.00 $0.00 28,962 Elghandour Rami SEE REMARKS 01/02/2026 AM Direct COM 55,459 $0.00 $0.00 673,378 Patel Kavita Director 06/10/2025 AM Direct COM 1,500 $6.66 $9,990.00 1,500 Gilson Michelle CHIEF FINANCIAL OFFICER 05/23/2025 AM Direct COM 22,429 $0.00 $0.00 32,011 Patel Kavita Director 05/20/2025 AM Direct COM 1,500 $6.66 $9,990.00 1,500 Patel Kavita Director 04/29/2025 AM Direct COM 1,500 $6.66 $9,990.00 1,500 Patel Kavita Director 04/08/2025 AM Direct COM 1,500 $6.66 $9,990.00 1,500 Patel Kavita Director 03/18/2025 AM Direct COM 1,500 $6.66 $9,990.00 1,500
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Transaction Type Key A = Acquired, D = Disposed A = Grant, award or other acquisition pursuant to Rule 16b-3(d)
C = Conversion of derivative security |
D = Disposition to the issuer of issuer equity securities pursuant to Rule 16b-3(e) |
E = Expiration of short derivative position |
F = Payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3. |
G = Gift |
H = Expiration (or cancellation) of long derivative position with value received |
I = Discretionary transaction in accordance with Rule 16b-3(f) |
J = Other |
L = Small acquisition under Rule 16a-6 |
M = Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 |
O = Exercise of out-of-the-money derivative security |
P = Open market or private purchase |
S = Open market or private sale |
U = Disposition pursuant to a tender of shares in a change of control transaction |
W = Acquisition or disposition by will or the laws of descent and distribution |
X = Exercise of in-the-money or at-the-money derivative security |
Z = Deposit into or withdrawal from voting trust
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