Jane Street
SEER icon

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
2022
Q2 		– Sell
-21,300
Closed -$325K – 10739
2022
Q1 		$325K Sell
21,300
-6,700
-24% -$104K ﹤0.01% 8275
2021
Q4 		$639K Buy
28,000
+21,200
+312% +$611K ﹤0.01% 6801
2021
Q3 		$235K Sell
6,800
-3,700
-35% -$127K ﹤0.01% 8618
2021
Q2 		$344K Buy
+10,500
New +$414K ﹤0.01% 7918

Other funds holding SEER

SoftBank Group
SoftBank Group Tokyo, Japan $18.2B AUM 177.65% 1-Year Est. Return
SL
Siren LLC Greenwich, Connecticut $4.94B AUM 244.43% 1-Year Est. Return
Acadian Asset Management
Acadian Asset Management Boston, Massachusetts $84.2B AUM 55.88% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $72.6B AUM 54.88% 1-Year Est. Return
NCNMGF
Nano-Cap New Millennium Growth Fund Staten Island, New York $130M AUM
Citadel Advisors
Citadel Advisors Miami, Florida $875B AUM 40.89% 1-Year Est. Return
Two Sigma Investments
Two Sigma Investments New York $138B AUM 41.87% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Jane Street's SEER Position: Q2 2026 in Review

Jane Street opened a new position in Seer Inc (SEER) in Q2 2026: 59,400 shares worth $98.6K. The stake represents ﹤0.01% of the portfolio and ranks #10604 among its holdings. This is a return to the name: Jane Street previously reported a position in SEER as recently as Q4 2025.

Jane Street first reported a position in SEER in Q1 2021 and has held it in 19 quarters since. The position peaked at $619K in Q1 2021. 59 funds tracked by Wall St. Rank hold SEER as of Q2 2026.

  • Jane Street held 59,400 shares of Seer Inc worth $98.6K as of Q2 2026.
  • Seer Inc was a new Jane Street position in Q2 2026.
  • Seer Inc made up ﹤0.01% of Jane Street's portfolio in Q2 2026, its #10604 holding.
  • Jane Street first reported a position in Seer Inc in Q1 2021 and has held it in 19 quarters since.
  • Jane Street's Seer Inc position peaked at $619K in Q1 2021.
  • 59 funds tracked by Wall St. Rank held Seer Inc as of Q2 2026.

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