ACKERMAN JOEL
SEC insider (Form 3/4/5 filer). CIK 0001220630. Director at CHAMPIONS ONCOLOGY, INC. (CSBR) and 1 other issuer. 24 reported Form 4/5 transactions since Sep 2024; latest on Oct 15, 2026. Located in HACKENSACK, NJ.
Companies ACKERMAN JOEL has filed insider reports for
- CHAMPIONS ONCOLOGY, INC. (CSBR): Director
- DAVITA INC. (DVA): Officer, CFO and Treasurer
ACKERMAN JOEL
CIK: 0001220630
Transaction Breakdown
Open Market Buys (P)0 (0.0%)
High conviction signal
Open Market Sales (S)1 (4.2%)
Position reduction
Option Exercises (M)6 (25.0%)
Derivative conversions
Awards (A)8 (33.3%)
Compensation grants
Other (G, F, J, C, D, …)9 (37.5%)
Gifts, tax withholding, conversions, dispositions to the issuer and other codes
Discretionary Trading P&L
Holdings
Transaction History (24 total)
- Oct 15, 2026CSBR
CHAMPIONS ONCOLOGY, INC.
ExerciseDirect69.8K shares at avg. $1.60$112K - May 7, 2026DVA
DAVITA INC.
SaleDirect51.5K shares at avg. $192.10$9.9M - Mar 15, 2026DVA
DAVITA INC.
Tax PaymentDirect3.4K shares at avg. $150.72$507K - Mar 15, 2026DVA
DAVITA INC.
Tax PaymentDirect5.8K shares at avg. $150.72$869K - Mar 15, 2026DVA
DAVITA INC.
Tax PaymentDirect33.7K shares at avg. $150.72$5.1M - Mar 15, 2026DVA
DAVITA INC.
AwardDirect5.7K shares- - Mar 10, 2026DVA
DAVITA INC.
AwardDirect6.6K shares- - Mar 10, 2026DVA
DAVITA INC.
AwardDirect66K shares- - Feb 6, 2026DVA
DAVITA INC.
Tax PaymentDirect5.1K shares at avg. $149.22$761K - Feb 6, 2026DVA
DAVITA INC.
DispositionDirect32.2K shares at avg. $149.22$4.8M
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| Oct 15, 2026 |  CSBR CHAMPIONS ONCOLOGY, INC. | Exercise | 69,794 | $1.60 | $111,670 | Direct |
| May 7, 2026 |  DVA DAVITA INC. | Sale | 51,471 | $192.10 | $9,887,528 | Direct |
| Mar 15, 2026 | DVA DAVITA INC. | Tax Payment | 3,362 | $150.72 | $506,721 | Direct |
| Mar 15, 2026 | DVA DAVITA INC. | Tax Payment | 5,765 | $150.72 | $868,901 | Direct |
| Mar 15, 2026 | DVA DAVITA INC. | Tax Payment | 33,693 | $150.72 | $5,078,209 | Direct |
| Mar 15, 2026 | DVA DAVITA INC. | Award | 5,706 | - | $0 | Direct |
| Mar 10, 2026 | DVA DAVITA INC. | Award | 6,585 | - | $0 | Direct |
| Mar 10, 2026 | DVA DAVITA INC. | Award | 65,997 | - | $0 | Direct |
| Feb 6, 2026 | DVA DAVITA INC. | Tax Payment | 5,100 | $149.22 | $761,022 | Direct |
| Feb 6, 2026 | DVA DAVITA INC. | Disposition | 32,168 | $149.22 | $4,800,109 | Direct |
1-10 of 24 transactions