Jim Simons
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Jim Simons’s MAIA Biotechnology MAIA Stock Holding History

Jim Simons’s Portfolio MAIA Stock Details MAIA Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$599K Buy
+415,700
New +$552K ﹤0.01% 2535
2024
Q2 		– Sell
-19,000
Closed -$42K – 3784
2024
Q1 		$42K Sell
19,000
-92,200
-83% -$138K ﹤0.01% 3506
2023
Q4 		$130K Buy
+111,200
New +$179K ﹤0.01% 3240
2023
Q3 		– Sell
-10,800
Closed -$24K – 3920
2023
Q2 		$24K Sell
10,800
-9,850
-48% -$26.3K ﹤0.01% 3738
2023
Q1 		$71K Buy
+20,650
New +$84.9K ﹤0.01% 3584

Other funds holding MAIA

Solas Capital Management
Solas Capital Management Darien, Connecticut $187M AUM 12.91% 1-Year Est. Return
Alyeska Investment Group
Alyeska Investment Group Chicago, Illinois $38.9B AUM 28.51% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
6CM
683 Capital Management New York $2.04B AUM 94.26% 1-Year Est. Return
Centric Wealth Management
Centric Wealth Management Chicago, Illinois $643M AUM 21% 1-Year Est. Return
Cable Car Capital
Cable Car Capital San Francisco, California $4.66B AUM 77.16% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Bleichroeder LP
Bleichroeder LP New York $559M AUM 83.7% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Fiduciary Trust
Vanguard Fiduciary Trust Malvern, Pennsylvania $454B AUM

Jim Simons's MAIA Position: Q2 2026 in Review

Jim Simons opened a new position in MAIA Biotechnology (MAIA) in Q2 2026: 415,700 shares worth $599K. The stake represents ﹤0.01% of the portfolio and ranks #2535 among its holdings. This is a return to the name: Jim Simons previously reported a position in MAIA as recently as Q1 2024.

Jim Simons first reported a position in MAIA in Q1 2023 and has held it in 5 quarters since. 36 funds tracked by Wall St. Rank hold MAIA as of Q2 2026.

  • Jim Simons held 415,700 shares of MAIA Biotechnology worth $599K as of Q2 2026.
  • MAIA Biotechnology was a new Jim Simons position in Q2 2026.
  • MAIA Biotechnology made up ﹤0.01% of Jim Simons's portfolio in Q2 2026, its #2535 holding.
  • Jim Simons first reported a position in MAIA Biotechnology in Q1 2023 and has held it in 5 quarters since.
  • 36 funds tracked by Wall St. Rank held MAIA Biotechnology as of Q2 2026.

Based on Renaissance Technologies's 13F filing for Q2 2026, filed 13 Aug 2026.