Jane Street
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Jane Street’s Geron GERN Stock Holding History

Jane Street’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 		$44.3K Sell
34,600
-1,800
-5% -$2.54K ﹤0.01% 10983
2026
Q1 		$54.2K Sell
36,400
-14,000
-28% -$21.3K ﹤0.01% 10945
2025
Q4 		$66.5K Buy
+50,400
New +$63.2K ﹤0.01% 10393
2024
Q4 		– Sell
-19,700
Closed -$89.4K – 9833
2024
Q3 		$89.4K Buy
+19,700
New +$89.6K ﹤0.01% 9033
2024
Q2 		– Sell
-86,400
Closed -$285K – 9670
2024
Q1 		$285K Buy
86,400
+40,600
+89% +$91K ﹤0.01% 7646
2023
Q4 		$96.6K Sell
45,800
-13,600
-23% -$26.4K ﹤0.01% 8600
2023
Q3 		$126K Buy
59,400
+14,900
+33% +$40.4K ﹤0.01% 7862
2023
Q2 		$143K Buy
44,500
+15,500
+53% +$44.1K ﹤0.01% 7837
2023
Q1 		$62.9K Sell
29,000
-56,400
-66% -$160K ﹤0.01% 8389
2022
Q4 		$207K Buy
85,400
+66,800
+359% +$150K ﹤0.01% 7629
2022
Q3 		$44K Buy
18,600
+8,600
+86% +$19.3K ﹤0.01% 8975
2022
Q2 		$16K Buy
+10,000
New +$14.1K ﹤0.01% 9217
2021
Q3 		– Sell
-56,300
Closed -$79K – 10212
2021
Q2 		$79K Buy
+56,300
New +$81.9K ﹤0.01% 9359
2018
Q4 		– Sell
-30,700
Closed -$54K – 5216
2018
Q3 		$54K Sell
30,700
-31,100
-50% -$136K ﹤0.01% 4916
2018
Q2 		$212K Sell
61,800
-27,800
-31% -$106K ﹤0.01% 4501
2018
Q1 		$381K Buy
+89,600
New +$242K ﹤0.01% 3764
2016
Q4 		– Sell
-19,000
Closed -$43K – 4212
2016
Q3 		$43K Buy
+19,000
New +$49.2K ﹤0.01% 3900

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

Jane Street's GERN Position: Q2 2026 in Review

Jane Street sold out of Geron (GERN) in Q2 2026, closing a stake of 771,971 shares — an estimated $1.09M sold.

Jane Street first reported a position in GERN in Q3 2013 and held it in 37 quarters. The position peaked at $6.29M in Q2 2024. 259 funds tracked by Wall St. Rank hold GERN as of Q2 2026.

  • Jane Street reported no remaining Geron position as of Q2 2026 after selling out during the quarter.
  • Jane Street sold 771,971 Geron shares in Q2 2026, an estimated $1.09M.
  • Jane Street first reported a position in Geron in Q3 2013 and held it in 37 quarters.
  • Jane Street's Geron position peaked at $6.29M in Q2 2024.
  • 259 funds tracked by Wall St. Rank held Geron as of Q2 2026.

Based on Jane Street's 13F filing for Q2 2026, filed 14 Aug 2026.