SCM
BOLD

Stonepine Capital Management’s Boundless Bio BOLD Stock Holding History

Stonepine Capital Management’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 		$657K Sell
597,682
-112,389
-16% -$131K 0.26% 49
2025
Q4 		$852K Buy
710,071
+296,618
+72% +$370K 0.62% 40
2025
Q3 		$509K Buy
413,453
+307,278
+289% +$355K 0.41% 41
2025
Q2 		$107K Buy
+106,175
New +$141K 0.11% 58

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
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
Renaissance Technologies
Renaissance Technologies New York $63.9B AUM 45.56% 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

Stonepine Capital Management's BOLD Position: Q1 2026 in Review

Stonepine Capital Management reduced its Boundless Bio (BOLD) stake by 16% in Q1 2026, selling an estimated $131K and leaving 597,682 shares worth $657K. The position accounts for 0.26% of the portfolio, ranked #49.

Stonepine Capital Management first reported a position in BOLD in Q2 2025 and has held it in 4 quarters since. The position peaked at $852K in Q4 2025. 36 funds tracked by Wall St. Rank hold BOLD as of Q1 2026.

  • Stonepine Capital Management held 597,682 shares of Boundless Bio worth $657K as of Q1 2026.
  • Stonepine Capital Management sold 112,389 Boundless Bio shares in Q1 2026, an estimated $131K.
  • Boundless Bio made up 0.26% of Stonepine Capital Management's portfolio in Q1 2026, its #49 holding.
  • Stonepine Capital Management first reported a position in Boundless Bio in Q2 2025 and has held it in 4 quarters since.
  • Stonepine Capital Management's Boundless Bio position peaked at $852K in Q4 2025.
  • 36 funds tracked by Wall St. Rank held Boundless Bio as of Q1 2026.

Based on Stonepine Capital Management's 13F filing for Q1 2026, filed 14 May 2026.