Champions Oncology, Inc. (CSBR) Insider Ownership

Historic Insider Ownership Trends

Based on data from the past 90 days ending February 19, 2026, Champions Oncology's three largest insider shareholders are Director Joel Ackerman (1.06Mn shares), Ceo Ronnie Morris (858.88K shares), Director David Sidransky (767.04K shares).

Top Direct Holders

Insider ownership data is derived from the last 60 months of Form 4 SEC filings.
Holder Position Shares Report Date
Joel Ackerman 1,056,539 06 Nov, 2025
Ronnie Morris Ceo 858,878 21 Mar, 2023
David Sidransky 767,043 14 Oct, 2022
Daniel Newman Mendelson 198,625 16 Jan, 2024
Scott R Tobin 30,000 13 Oct, 2022
Philip P. Breitfeld 5,717 02 Apr, 2025

* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.

Recent Insider Transactions

Detailed insider trading activity based on Form 4 SEC filings.
Download Data
Transaction Date Insider Name Security Class Transaction Type Shares Traded Price Shares Remaining Ownership Code
30 Oct, 2025 Joel Ackerman Common Stock A 94,405 $2.10 1,056,539 D M
25 Mar, 2025 Philip P. Breitfeld - - 5,717 D
25 Mar, 2025 Philip P. Breitfeld Common Stock D 4,150 $0.00 5,717 D J
31 Oct, 2024 Joel Ackerman - - 945,467 D
31 Oct, 2024 Joel Ackerman - - 962,134 D
31 Oct, 2024 Joel Ackerman Common Stock A 16,667 $5.43 962,134 D M
31 Oct, 2024 Joel Ackerman Common Stock A 88,470 $2.10 945,467 D M
12 Jan, 2024 Daniel Newman Mendelson Common Stock A 1,000 $6.50 198,625 D P
11 Jan, 2024 Daniel Newman Mendelson Common Stock A 2,000 $6.27 197,625 D P
10 Jan, 2024 Daniel Newman Mendelson Common Stock A 2,944 $6.31 195,625 D P
09 Jan, 2024 Daniel Newman Mendelson Common Stock A 3,000 $6.25 192,681 D P
08 Jan, 2024 Daniel Newman Mendelson Common Stock A 1,000 $6.15 189,681 D P
05 Jan, 2024 Daniel Newman Mendelson Common Stock A 2,000 $6.09 188,681 D P
04 Jan, 2024 Daniel Newman Mendelson Common Stock A 3,000 $6.12 186,681 D P
03 Jan, 2024 Daniel Newman Mendelson - - 183,681 D
03 Jan, 2024 Daniel Newman Mendelson Common Stock A 500 $5.83 183,681 D P
21 Dec, 2023 Daniel Newman Mendelson Common Stock A 2,500 $4.92 183,181 D P
20 Dec, 2023 Daniel Newman Mendelson Common Stock A 2,100 $4.82 180,681 D P
19 Dec, 2023 Daniel Newman Mendelson Common Stock A 5,000 $4.75 178,581 D P
11 Oct, 2023 Daniel Newman Mendelson Common Stock A 5,000 $6.40 163,081 D P