Jane Street
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Jane Street’s Seer Inc SEER Stock Holding History

Jane Street’s Portfolio SEER Stock Details SEER Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		– Sell
-43,222
Closed -$79.1K – 12840
2025
Q4 		$79.1K Sell
43,222
-2,961
-6% -$6.04K ﹤0.01% 10310
2025
Q3 		$100K Sell
46,183
-170,797
-79% -$363K ﹤0.01% 10130
2025
Q2 		$464K Sell
216,980
-37,194
-15% -$74.5K ﹤0.01% 7068
2025
Q1 		$430K Buy
254,174
+63,432
+33% +$138K ﹤0.01% 7153
2024
Q4 		$441K Buy
190,742
+425
+0.2% +$932 ﹤0.01% 7043
2024
Q3 		$375K Sell
190,317
-115,722
-38% -$203K ﹤0.01% 7680
2024
Q2 		$514K Buy
306,039
+280,484
+1,098% +$524K ﹤0.01% 6978
2024
Q1 		$48.6K Sell
25,555
-33,380
-57% -$59.9K ﹤0.01% 8747
2023
Q4 		$114K Buy
+58,935
New +$105K ﹤0.01% 8525
2023
Q3 		– Sell
-58,537
Closed -$250K – 9302
2023
Q2 		$250K Sell
58,537
-39,946
-41% -$156K ﹤0.01% 7387
2023
Q1 		$380K Buy
98,483
+74,976
+319% +$345K ﹤0.01% 6798
2022
Q4 		$136K Buy
23,507
+8,062
+52% +$54.4K ﹤0.01% 7924
2022
Q3 		$120K Buy
15,445
+705
+5% +$6.85K ﹤0.01% 8549
2022
Q2 		$132K Buy
14,740
+36
+0.2% +$329 ﹤0.01% 8491
2022
Q1 		$224K Sell
14,704
-4,504
-23% -$69.7K ﹤0.01% 8878
2021
Q4 		$438K Buy
19,208
+11,101
+137% +$320K ﹤0.01% 7499
2021
Q3 		$280K Buy
+8,107
New +$279K ﹤0.01% 8326
2021
Q2 		– Sell
-12,364
Closed -$488K – 10329
2021
Q1 		$619K Buy
+12,364
New +$723K ﹤0.01% 6406

Other funds holding SEER

SoftBank Group
SoftBank Group Tokyo, Japan $11.4B AUM 27.91% 1-Year Est. Return
SL
Siren LLC Greenwich, Connecticut $3.61B AUM 203.3% 1-Year Est. Return
Acadian Asset Management
Acadian Asset Management Boston, Massachusetts $70.5B AUM 36% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $63.9B AUM 45.56% 1-Year Est. Return
AIIC
AJU IB Investment Company Seoul, South Korea $30.5M AUM 128.96% 1-Year Est. Return
NCNMGF
Nano-Cap New Millennium Growth Fund Staten Island, New York $107M AUM
Two Sigma Investments
Two Sigma Investments New York $124B AUM 33.93% 1-Year Est. Return
BCM
Bridgeway Capital Management Houston, Texas $4.97B AUM 44.96% 1-Year Est. Return

Jane Street's SEER Position: Q1 2026 in Review

Jane Street sold out of Seer Inc (SEER) in Q1 2026, closing a stake of 43,222 shares — an estimated $79.1K sold.

Jane Street first reported a position in SEER in Q1 2021 and held it in 18 quarters. The position peaked at $619K in Q1 2021. 58 funds tracked by Wall St. Rank hold SEER as of Q1 2026.

  • Jane Street reported no remaining Seer Inc position as of Q1 2026 after selling out during the quarter.
  • Jane Street sold 43,222 Seer Inc shares in Q1 2026, an estimated $79.1K.
  • Jane Street first reported a position in Seer Inc in Q1 2021 and held it in 18 quarters.
  • Jane Street's Seer Inc position peaked at $619K in Q1 2021.
  • 58 funds tracked by Wall St. Rank held Seer Inc as of Q1 2026.

Based on Jane Street's 13F filing for Q1 2026, filed 12 May 2026.