EIM
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Essex Investment Management’s Champions Oncology CSBR Stock Holding History

Essex Investment Management’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 		$105K Hold
18,249
– – 0.02% 231
2025
Q4 		$126K Buy
+18,249
New +$121K 0.02% 225
2024
Q2 		– Sell
-77,200
Closed -$378K – 309
2024
Q1 		$378K Hold
77,200
– – 0.07% 183
2023
Q4 		$434K Sell
77,200
-28,135
-27% -$157K 0.09% 182
2023
Q3 		$654K Sell
105,335
-6,005
-5% -$38K 0.11% 225
2023
Q2 		$710K Buy
111,340
+3,685
+3% +$19K 0.1% 236
2023
Q1 		$433K Hold
107,655
– – 0.06% 258
2022
Q4 		$486K Sell
107,655
-56
-0.1% -$366 0.08% 250
2022
Q3 		$808K Sell
107,711
-7,364
-6% -$61.6K 0.13% 209
2022
Q2 		$921K Hold
115,075
– – 0.15% 204
2022
Q1 		$936K Buy
115,075
+8,652
+8% +$69.4K 0.12% 228
2021
Q4 		$890K Buy
106,423
+16,916
+19% +$156K 0.1% 240
2021
Q3 		$914K Sell
89,507
-1,617
-2% -$16.5K 0.11% 232
2021
Q2 		$937K Buy
91,124
+892
+1% +$9.04K 0.11% 235
2021
Q1 		$1.02M Hold
90,232
– – 0.12% 230
2020
Q4 		$974K Sell
90,232
-53,956
-37% -$556K 0.12% 234
2020
Q3 		$1.33M Sell
144,188
-25,875
-15% -$230K 0.19% 175
2020
Q2 		$1.63M Hold
170,063
– – 0.27% 115
2020
Q1 		$1.26M Sell
170,063
-4,009
-2% -$28K 0.25% 129
2019
Q4 		$1.45M Buy
174,072
+35,840
+26% +$221K 0.18% 187
2019
Q3 		$781K Hold
138,232
– – 0.11% 245
2019
Q2 		$1.08M Buy
138,232
+58,260
+73% +$511K 0.15% 210
2019
Q1 		$783K Buy
79,972
+7,047
+10% +$70.2K 0.12% 227
2018
Q4 		$570K Sell
72,925
-5,514
-7% -$63.3K 0.09% 245
2018
Q3 		$1.37M Sell
78,439
-23,523
-23% -$209K 0.16% 189
2018
Q2 		$646K Buy
+101,962
New +$490K 0.08% 273

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 $6.74B AUM 32.29% 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
Renaissance Technologies
Renaissance Technologies New York $63.9B AUM 45.56% 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 $1.61T AUM 30.72% 1-Year Est. Return
Northern Trust
Northern Trust Chicago, Illinois $757B AUM 28.64% 1-Year Est. Return

Essex Investment Management's CSBR Position: Q1 2026 in Review

Essex Investment Management held its Champions Oncology (CSBR) position steady in Q1 2026 at 18,249 shares worth $105K. The position accounts for 0.02% of the portfolio, ranked #231.

Essex Investment Management first reported a position in CSBR in Q2 2018 and has held it in 26 quarters since. The position peaked at $1.63M in Q2 2020. 25 funds tracked by Wall St. Rank hold CSBR as of Q1 2026.

  • Essex Investment Management held 18,249 shares of Champions Oncology worth $105K as of Q1 2026.
  • Essex Investment Management left its Champions Oncology share count unchanged in Q1 2026.
  • Champions Oncology made up 0.02% of Essex Investment Management's portfolio in Q1 2026, its #231 holding.
  • Essex Investment Management first reported a position in Champions Oncology in Q2 2018 and has held it in 26 quarters since.
  • Essex Investment Management's Champions Oncology position peaked at $1.63M in Q2 2020.
  • 25 funds tracked by Wall St. Rank held Champions Oncology as of Q1 2026.

Based on Essex Investment Management's 13F filing for Q1 2026, filed 11 May 2026.