Jim Simons
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Jim Simons’s Champions Oncology CSBR Stock Holding History

Jim Simons’s Portfolio CSBR Stock Details CSBR Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$837K Sell
145,539
-9,300
-6% -$59.1K ﹤0.01% 2356
2025
Q4 		$1.07M Sell
154,839
-12,422
-7% -$82.7K ﹤0.01% 2234
2025
Q3 		$1.08M Sell
167,261
-13,778
-8% -$97.1K ﹤0.01% 2444
2025
Q2 		$1.33M Buy
181,039
+29,000
+19% +$205K ﹤0.01% 2346
2025
Q1 		$1.32M Buy
152,039
+13,200
+10% +$134K ﹤0.01% 2234
2024
Q4 		$1.19M Buy
138,839
+18,848
+16% +$94.8K ﹤0.01% 2393
2024
Q3 		$584K Sell
119,991
-2,600
-2% -$12.2K ﹤0.01% 2713
2024
Q2 		$634K Sell
122,591
-2,100
-2% -$10.2K ﹤0.01% 2585
2024
Q1 		$611K Sell
124,691
-100
-0.1% -$585 ﹤0.01% 2782
2023
Q4 		$701K Sell
124,791
-1,000
-0.8% -$5.58K ﹤0.01% 2599
2023
Q3 		$781K Buy
125,791
+900
+0.7% +$5.69K ﹤0.01% 2464
2023
Q2 		$797K Sell
124,891
-1,600
-1% -$8.26K ﹤0.01% 2604
2023
Q1 		$508K Sell
126,491
-7,400
-6% -$31.6K ﹤0.01% 2878
2022
Q4 		$604K Sell
133,891
-9,058
-6% -$59.2K ﹤0.01% 2842
2022
Q3 		$1.07M Sell
142,949
-21,397
-13% -$179K ﹤0.01% 2453
2022
Q2 		$1.31M Sell
164,346
-5,593
-3% -$42.8K ﹤0.01% 2521
2022
Q1 		$1.38M Sell
169,939
-20,807
-11% -$167K ﹤0.01% 2504
2021
Q4 		$1.59M Sell
190,746
-30,400
-14% -$280K ﹤0.01% 2325
2021
Q3 		$2.26M Sell
221,146
-6,900
-3% -$70.2K ﹤0.01% 1996
2021
Q2 		$2.34M Sell
228,046
-387
-0.2% -$3.92K ﹤0.01% 2153
2021
Q1 		$2.58M Buy
228,433
+6,687
+3% +$77.6K ﹤0.01% 2053
2020
Q4 		$2.39M Sell
221,746
-18,280
-8% -$189K ﹤0.01% 2014
2020
Q3 		$2.22M Buy
240,026
+27,080
+13% +$241K ﹤0.01% 2069
2020
Q2 		$2.04M Buy
212,946
+35,900
+20% +$306K ﹤0.01% 2175
2020
Q1 		$1.31M Sell
177,046
-10,300
-5% -$72K ﹤0.01% 2285
2019
Q4 		$1.56M Buy
187,346
+2,300
+1% +$14.2K ﹤0.01% 2428
2019
Q3 		$1.05M Buy
185,046
+4,400
+2% +$28.5K ﹤0.01% 2576
2019
Q2 		$1.41M Sell
180,646
-11,300
-6% -$99.1K ﹤0.01% 2530
2019
Q1 		$1.88M Sell
191,946
-47,600
-20% -$474K ﹤0.01% 2338
2018
Q4 		$1.87M Sell
239,546
-26,300
-10% -$302K ﹤0.01% 2270
2018
Q3 		$4.64M Buy
265,846
+165,246
+164% +$1.47M ﹤0.01% 1853
2018
Q2 		$638K Buy
100,600
+39,000
+63% +$187K ﹤0.01% 2761
2018
Q1 		$224K Sell
61,600
-495
-0.8% -$1.85K ﹤0.01% 3155
2017
Q4 		$241K Buy
62,095
+14,095
+29% +$50.2K ﹤0.01% 3085
2017
Q3 		$176K Buy
48,000
+34,000
+243% +$104K ﹤0.01% 3025
2017
Q2 		$36K Buy
+14,000
New +$36.5K ﹤0.01% 3138

Other funds holding CSBR

BMC
Battery Management Corp Boston, Massachusetts $426M AUM 21.5% 1-Year Est. Return
NMC
NEA Management Company Timonium, Maryland $1.76B AUM 223.33% 1-Year Est. Return
TAM
Tocqueville Asset Management New York $7.56B AUM 44.87% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
MBAM
Mink Brook Asset Management West Palm Beach, Florida $179M AUM 37.68% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Northern Trust
Northern Trust Chicago, Illinois $757B AUM 28.64% 1-Year Est. Return
HighTower Advisors
HighTower Advisors Chicago, Illinois $103B AUM 28.65% 1-Year Est. Return

Jim Simons's CSBR Position: Q1 2026 in Review

Jim Simons reduced its Champions Oncology (CSBR) stake by 6% in Q1 2026, selling an estimated $59.1K and leaving 145,539 shares worth $837K. The position accounts for ﹤0.01% of the portfolio, ranked #2356.

Jim Simons first reported a position in CSBR in Q2 2017 and has held it in 36 quarters since. The position peaked at $4.64M in Q3 2018. 25 funds tracked by Wall St. Rank hold CSBR as of Q1 2026.

  • Jim Simons held 145,539 shares of Champions Oncology worth $837K as of Q1 2026.
  • Jim Simons sold 9,300 Champions Oncology shares in Q1 2026, an estimated $59.1K.
  • Champions Oncology made up ﹤0.01% of Jim Simons's portfolio in Q1 2026, its #2356 holding.
  • Jim Simons first reported a position in Champions Oncology in Q2 2017 and has held it in 36 quarters since.
  • Jim Simons's Champions Oncology position peaked at $4.64M in Q3 2018.
  • 25 funds tracked by Wall St. Rank held Champions Oncology as of Q1 2026.

Based on Renaissance Technologies's 13F filing for Q1 2026, filed 14 May 2026.