Renaissance Technologies’s Geron GERN Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Shares
Change %
Capital Flow Portfolio Weight Portfolio Position
2025
Q2
$7.05M Sell
4,999,100
-602,000
-11% -$849K 0.01% 1301
2025
Q1
$8.91M Buy
5,601,100
+4,148,400
+286% +$6.6M 0.01% 1065
2024
Q4
$5.14M Buy
+1,452,700
New +$5.14M 0.01% 1436
2024
Q3
Sell
-781,723
Closed -$3.31M 3659
2024
Q2
$3.31M Buy
+781,723
New +$3.31M 0.01% 1564
2023
Q1
Sell
-257,800
Closed -$624K 4127
2022
Q4
$624K Buy
257,800
+24,100
+10% +$58.3K ﹤0.01% 2816
2022
Q3
$547K Buy
233,700
+22,500
+11% +$52.7K ﹤0.01% 2880
2022
Q2
$327K Sell
211,200
-431,100
-67% -$667K ﹤0.01% 3402
2022
Q1
$874K Buy
642,300
+395,600
+160% +$538K ﹤0.01% 2815
2021
Q4
$301K Buy
+246,700
New +$301K ﹤0.01% 3340
2021
Q1
Sell
-982,500
Closed -$1.56M 3455
2020
Q4
$1.56M Buy
982,500
+961,624
+4,606% +$1.53M ﹤0.01% 2273
2020
Q3
$36K Sell
20,876
-7,300
-26% -$12.6K ﹤0.01% 3298
2020
Q2
$61K Buy
+28,176
New +$61K ﹤0.01% 3322
2020
Q1
Sell
-57,320
Closed -$78K 3560
2019
Q4
$78K Buy
+57,320
New +$78K ﹤0.01% 3346
2018
Q1
Sell
-872,115
Closed -$1.57M 3433
2017
Q4
$1.57M Buy
872,115
+222,235
+34% +$400K ﹤0.01% 2472
2017
Q3
$1.42M Buy
649,880
+126,500
+24% +$276K ﹤0.01% 2445
2017
Q2
$1.45M Buy
523,380
+162,233
+45% +$449K ﹤0.01% 2423
2017
Q1
$820K Buy
+361,147
New +$820K ﹤0.01% 2610
2016
Q4
Sell
-515,380
Closed -$1.17M 3319
2016
Q3
$1.17M Buy
515,380
+53,800
+12% +$122K ﹤0.01% 2496
2016
Q2
$1.24M Buy
461,580
+8,100
+2% +$21.7K ﹤0.01% 2441
2016
Q1
$1.32M Buy
+453,480
New +$1.32M ﹤0.01% 2446
2015
Q3
Sell
-1,505,880
Closed -$6.45M 3229
2015
Q2
$6.45M Buy
1,505,880
+70,735
+5% +$303K 0.01% 1273
2015
Q1
$5.41M Buy
1,435,145
+1,005,265
+234% +$3.79M 0.01% 1311
2014
Q4
$1.4M Buy
+429,880
New +$1.4M ﹤0.01% 1970
2013
Q4
Sell
-91,602
Closed -$290K 2908
2013
Q3
$290K Sell
91,602
-1,069,068
-92% -$3.38M ﹤0.01% 2478
2013
Q2
$1.65M Buy
+1,160,670
New +$1.65M ﹤0.01% 1682