Group One Trading
GERN icon

Group One Trading’s Geron GERN Stock Holding History

Group One Trading’s Portfolio GERN Stock Details GERN Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$167K Sell
130,665
-77,316
-37% -$109K ﹤0.01% 4429
2026
Q1 		$310K Buy
207,981
+2,290
+1% +$3.48K ﹤0.01% 3763
2025
Q4 		$272K Sell
205,691
-14,932
-7% -$18.7K ﹤0.01% 4097
2025
Q3 		$302K Sell
220,623
-131,719
-37% -$175K ﹤0.01% 4220
2025
Q2 		$497K Sell
352,342
-91,522
-21% -$130K ﹤0.01% 3429
2025
Q1 		$706K Buy
+443,864
New +$1.08M ﹤0.01% 2768
2023
Q2 		– Sell
-19,949
Closed -$56.8K – 7840
2023
Q1 		$43.3K Sell
19,949
-360,858
-95% -$1.02M ﹤0.01% 4961
2022
Q4 		$922K Sell
380,807
-110,489
-22% -$248K ﹤0.01% 2490
2022
Q3 		$1.15M Buy
491,296
+442,578
+908% +$991K ﹤0.01% 2427
2022
Q2 		$76K Buy
+48,718
New +$68.8K ﹤0.01% 5216
2022
Q1 		– Sell
-106,163
Closed -$118K – 8247
2021
Q4 		$130K Sell
106,163
-23,655
-18% -$33.9K ﹤0.01% 5492
2021
Q3 		$178K Sell
129,818
-54,843
-30% -$73.2K ﹤0.01% 5300
2021
Q2 		$260K Buy
+184,661
New +$269K ﹤0.01% 4940
2020
Q2 		– Sell
-81,056
Closed -$121K – 5911
2020
Q1 		$96K Sell
81,056
-122,169
-60% -$150K ﹤0.01% 3331
2019
Q4 		$276K Buy
203,225
+767
+0.4% +$1.11K ﹤0.01% 2933
2019
Q3 		$269K Sell
202,458
-27,907
-12% -$37.4K ﹤0.01% 2863
2019
Q2 		$325K Sell
230,365
-19,003
-8% -$31.4K ﹤0.01% 2509
2019
Q1 		$414K Buy
249,368
+31,871
+15% +$43.6K ﹤0.01% 2096
2018
Q4 		$218K Buy
+217,497
New +$330K ﹤0.01% 2617
2018
Q3 		– Sell
-121,785
Closed -$531K – 5331
2018
Q2 		$418K Buy
+121,785
New +$465K ﹤0.01% 2441
2018
Q1 		– Sell
-341,863
Closed -$924K – 4994
2017
Q4 		$615K Buy
341,863
+80,735
+31% +$163K ﹤0.01% 2092
2017
Q3 		$569K Sell
261,128
-43,784
-14% -$103K 0.01% 1965
2017
Q2 		$845K Buy
304,912
+91,232
+43% +$242K 0.01% 1586
2017
Q1 		$485K Buy
+213,680
New +$455K 0.01% 1869
2016
Q4 		– Sell
-159,212
Closed -$336K – 4551
2016
Q3 		$360K Sell
159,212
-96,039
-38% -$249K ﹤0.01% 2053
2016
Q2 		$684K Buy
255,251
+42,861
+20% +$125K 0.01% 1506
2016
Q1 		$620K Sell
212,390
-173,317
-45% -$519K 0.01% 1530
2015
Q4 		$1.87M Sell
385,707
-37,459
-9% -$150K 0.02% 900
2015
Q3 		$1.17M Buy
423,166
+120,317
+40% +$436K 0.02% 1132
2015
Q2 		$1.3M Buy
302,849
+15,744
+5% +$62.4K 0.02% 1032
2015
Q1 		$1.08M Sell
287,105
-20,095
-7% -$68.2K 0.02% 1020
2014
Q4 		$998K Sell
307,200
-34,303
-10% -$94.9K 0.02% 1084
2014
Q3 		$683K Buy
341,503
+89,983
+36% +$222K 0.01% 1379
2014
Q2 		$763K Sell
251,520
-265,074
-51% -$554K 0.01% 1321
2014
Q1 		$1.02M Buy
516,594
+168,290
+48% +$671K 0.02% 1072
2013
Q4 		$1.56M Buy
348,304
+136,308
+64% +$585K 0.02% 789
2013
Q3 		$671K Buy
211,996
+164,307
+345% +$269K 0.01% 1340
2013
Q2 		$68K Buy
+47,689
New +$51.8K ﹤0.01% 3157

Other funds holding GERN

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
RCM
RA Capital Management Boston, Massachusetts $11.5B AUM 168.77% 1-Year Est. Return
SCM
Soleus Capital Management Greenwich, Connecticut $2.9B AUM 169.69% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Citadel Advisors
Citadel Advisors Miami, Florida $875B AUM 40.91% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
ClearBridge Investments
ClearBridge Investments New York $121B AUM 27.52% 1-Year Est. Return
EP
Eversept Partners New York $1.93B AUM 160.8% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Group One Trading's GERN Position: Q2 2026 in Review

Group One Trading reduced its Geron (GERN) stake by 37% in Q2 2026, selling an estimated $109K and leaving 130,665 shares worth $167K. The position accounts for ﹤0.01% of the portfolio, ranked #4429.

Group One Trading first reported a position in GERN in Q2 2013 and has held it in 38 quarters since. The position peaked at $1.87M in Q4 2015. 259 funds tracked by Wall St. Rank hold GERN as of Q2 2026.

  • Group One Trading held 130,665 shares of Geron worth $167K as of Q2 2026.
  • Group One Trading sold 77,316 Geron shares in Q2 2026, an estimated $109K.
  • Geron made up ﹤0.01% of Group One Trading's portfolio in Q2 2026, its #4429 holding.
  • Group One Trading first reported a position in Geron in Q2 2013 and has held it in 38 quarters since.
  • Group One Trading's Geron position peaked at $1.87M in Q4 2015.
  • 259 funds tracked by Wall St. Rank held Geron as of Q2 2026.

Based on Group One Trading's 13F filing for Q2 2026, filed 14 Aug 2026.