Renaissance Technologies
BOLD

Renaissance Technologies’s Boundless Bio BOLD Stock Holding History

Renaissance Technologies’s Portfolio BOLD Stock Details BOLD Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$439K Buy
399,000
+57,600
+17% +$67.4K ﹤0.01% 2655
2025
Q4 		$410K Buy
341,400
+117,838
+53% +$147K ﹤0.01% 2649
2025
Q3 		$275K Buy
223,562
+102,562
+85% +$118K ﹤0.01% 3035
2025
Q2 		$122K Buy
121,000
+106,600
+740% +$142K ﹤0.01% 3272
2025
Q1 		$21.7K Buy
+14,400
New +$29.9K ﹤0.01% 3356
2024
Q4 		– Sell
-28,700
Closed -$99.6K – 3968
2024
Q3 		$99.6K Sell
28,700
-16,683
-37% -$60.5K ﹤0.01% 3258
2024
Q2 		$176K Buy
+45,383
New +$434K ﹤0.01% 3072

Other funds holding BOLD

Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
Citadel Advisors
Citadel Advisors Miami, Florida $618B AUM 30.34% 1-Year Est. Return
SAM
Sectoral Asset Management Montreal, Quebec, Canada $121M AUM 73.47% 1-Year Est. Return
SCM
Stonepine Capital Management Bend, Oregon $250M AUM 77.6% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Wellington Management Group
Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return
Alyeska Investment Group
Alyeska Investment Group Chicago, Illinois $35.4B AUM 33.54% 1-Year Est. Return
RC
RBF Capital San Francisco, California $2.05B AUM 29.64% 1-Year Est. Return
Ensign Peak Advisors
Ensign Peak Advisors Salt Lake City, Utah $53.7B AUM 29.47% 1-Year Est. Return
SCM
Sio Capital Management New York $697M AUM 79.73% 1-Year Est. Return

Renaissance Technologies's BOLD Position: Q1 2026 in Review

Renaissance Technologies increased its Boundless Bio (BOLD) stake by 17% in Q1 2026, buying an estimated $67.4K and bringing the position to 399,000 shares worth $439K. The position accounts for ﹤0.01% of the portfolio, ranked #2655.

Renaissance Technologies first reported a position in BOLD in Q2 2024 and has held it in 7 quarters since. 36 funds tracked by Wall St. Rank hold BOLD as of Q1 2026.

  • Renaissance Technologies held 399,000 shares of Boundless Bio worth $439K as of Q1 2026.
  • Renaissance Technologies bought 57,600 Boundless Bio shares in Q1 2026, an estimated $67.4K.
  • Boundless Bio made up ﹤0.01% of Renaissance Technologies's portfolio in Q1 2026, its #2655 holding.
  • Renaissance Technologies first reported a position in Boundless Bio in Q2 2024 and has held it in 7 quarters since.
  • 36 funds tracked by Wall St. Rank held Boundless Bio as of Q1 2026.

Based on Renaissance Technologies's 13F filing for Q1 2026, filed 14 May 2026.