Citadel Advisors
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Citadel Advisors’s Geron GERN Stock Holding History

Citadel Advisors’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
Q1 		$673K Sell
451,900
-80,900
-15% -$123K ﹤0.01% 8579
2025
Q4 		$703K Buy
532,800
+363,700
+215% +$456K ﹤0.01% 8196
2025
Q3 		$232K Buy
169,100
+18,900
+13% +$25.2K ﹤0.01% 10921
2025
Q2 		$212K Sell
150,200
-75,700
-34% -$107K ﹤0.01% 10557
2025
Q1 		$359K Sell
225,900
-78,500
-26% -$191K ﹤0.01% 9187
2024
Q4 		$1.08M Buy
304,400
+41,600
+16% +$166K ﹤0.01% 6858
2024
Q3 		$1.19M Sell
262,800
-2,000
-0.8% -$9.09K ﹤0.01% 6510
2024
Q2 		$1.12M Buy
264,800
+82,300
+45% +$321K ﹤0.01% 6357
2024
Q1 		$602K Buy
182,500
+1,600
+0.9% +$3.58K ﹤0.01% 7969
2023
Q4 		$382K Buy
180,900
+43,900
+32% +$85.4K ﹤0.01% 8664
2023
Q3 		$290K Buy
137,000
+14,600
+12% +$39.6K ﹤0.01% 9241
2023
Q2 		$393K Sell
122,400
-23,000
-16% -$65.4K ﹤0.01% 8451
2023
Q1 		$316K Buy
145,400
+69,500
+92% +$197K ﹤0.01% 9282
2022
Q4 		$184K Buy
75,900
+14,600
+24% +$32.7K ﹤0.01% 10280
2022
Q3 		$143K Buy
61,300
+17,900
+41% +$40.1K ﹤0.01% 10757
2022
Q2 		$67K Buy
43,400
+2,500
+6% +$3.53K ﹤0.01% 11735
2022
Q1 		$56K Sell
40,900
-23,300
-36% -$26K ﹤0.01% 12717
2021
Q4 		$78K Sell
64,200
-23,100
-26% -$33.1K ﹤0.01% 12961
2021
Q3 		$120K Sell
87,300
-141,200
-62% -$188K ﹤0.01% 12646
2021
Q2 		$322K Buy
228,500
+145,300
+175% +$211K ﹤0.01% 11099
2021
Q1 		$131K Buy
83,200
+7,300
+10% +$13K ﹤0.01% 12194
2020
Q4 		$121K Buy
75,900
+6,000
+9% +$10.9K ﹤0.01% 10092
2020
Q3 		$122K Buy
69,900
+24,500
+54% +$45.3K ﹤0.01% 9150
2020
Q2 		$99K Buy
45,400
+11,700
+35% +$17.5K ﹤0.01% 8996
2020
Q1 		$40K Sell
33,700
-16,200
-32% -$19.8K ﹤0.01% 9115
2019
Q4 		$68K Sell
49,900
-18,100
-27% -$26.2K ﹤0.01% 8678
2019
Q3 		$90K Sell
68,000
-59,900
-47% -$80.2K ﹤0.01% 8531
2019
Q2 		$180K Sell
127,900
-68,900
-35% -$114K ﹤0.01% 8263
2019
Q1 		$327K Buy
196,800
+16,000
+9% +$21.9K ﹤0.01% 7485
2018
Q4 		$181K Sell
180,800
-461,100
-72% -$700K ﹤0.01% 7939
2018
Q3 		$1.13M Buy
641,900
+350,800
+121% +$1.53M ﹤0.01% 5327
2018
Q2 		$998K Buy
291,100
+220,700
+313% +$843K ﹤0.01% 5214
2018
Q1 		$299K Buy
70,400
+2,500
+4% +$6.75K ﹤0.01% 6750
2017
Q4 		$122K Buy
67,900
+29,200
+75% +$59K ﹤0.01% 7356
2017
Q3 		$84K Buy
38,700
+8,500
+28% +$20.1K ﹤0.01% 7082
2017
Q2 		$84K Sell
30,200
-3,400
-10% -$9.03K ﹤0.01% 6966
2017
Q1 		$76K Sell
33,600
-48,400
-59% -$103K ﹤0.01% 6943
2016
Q4 		$170K Buy
82,000
+300
+0.4% +$633 ﹤0.01% 6417
2016
Q3 		$185K Buy
81,700
+44,300
+118% +$115K ﹤0.01% 6350
2016
Q2 		$100K Buy
37,400
+8,000
+27% +$23.3K ﹤0.01% 6196
2016
Q1 		$86K Sell
29,400
-8,400
-22% -$25.2K ﹤0.01% 6083
2015
Q4 		$183K Buy
37,800
+5,300
+16% +$21.3K ﹤0.01% 5922
2015
Q3 		$90K Buy
32,500
+300
+0.9% +$1.09K ﹤0.01% 7053
2015
Q2 		$138K Sell
32,200
-13,100
-29% -$51.9K ﹤0.01% 6737
2015
Q1 		$171K Buy
45,300
+19,500
+76% +$66.2K ﹤0.01% 6348
2014
Q4 		$84K Buy
25,800
+19,000
+279% +$52.6K ﹤0.01% 6788
2014
Q3 		$14K Sell
6,800
-35,626
-84% -$87.8K ﹤0.01% 7644
2014
Q2 		$129K Sell
42,426
-13,013
-23% -$27.2K ﹤0.01% 6007
2014
Q1 		$109K Buy
55,439
+30,788
+125% +$123K ﹤0.01% 6117
2013
Q4 		$110K Sell
24,651
-11,533
-32% -$49.5K ﹤0.01% 5538
2013
Q3 		$115K Buy
36,184
+14,918
+70% +$24.4K ﹤0.01% 5245
2013
Q2 		$30K Buy
+21,266
New +$23.1K ﹤0.01% 5899

Other funds holding GERN

RCM
RA Capital Management Boston, Massachusetts $9.44B AUM 157.3% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
SCM
Soleus Capital Management Greenwich, Connecticut $2.47B AUM 115.63% 1-Year Est. Return
DTC
Deep Track Capital Greenwich, Connecticut $6.12B AUM 144% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Point72 Asset Management
Point72 Asset Management Stamford, Connecticut $78.1B AUM 55.25% 1-Year Est. Return
ClearBridge Investments
ClearBridge Investments New York $115B AUM 24.78% 1-Year Est. Return
EP
Eversept Partners New York $1.9B AUM 121.13% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Citadel Advisors's GERN Position: Q1 2026 in Review

Citadel Advisors increased its Geron (GERN) stake by 117% in Q1 2026, buying an estimated $17.7M and bringing the position to 21,576,569 shares worth $32.1M. The position accounts for 0.01% of the portfolio, ranked #1787.

Citadel Advisors first reported a position in GERN in Q2 2013 and has held it in 51 quarters since. 256 funds tracked by Wall St. Rank hold GERN as of Q1 2026.

  • Citadel Advisors held 21,576,569 shares of Geron worth $32.1M as of Q1 2026.
  • Citadel Advisors bought 11,650,783 Geron shares in Q1 2026, an estimated $17.7M.
  • Geron made up 0.01% of Citadel Advisors's portfolio in Q1 2026, its #1787 holding.
  • Citadel Advisors first reported a position in Geron in Q2 2013 and has held it in 51 quarters since.
  • 256 funds tracked by Wall St. Rank held Geron as of Q1 2026.

Based on Citadel Advisors's 13F filing for Q1 2026, filed 15 May 2026.