Two Sigma Advisers
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Two Sigma Advisers’s SI-BONE Inc SIBN Stock Holding History

Two Sigma Advisers’s Portfolio SIBN Stock Details SIBN Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		– Sell
-113,600
Closed -$2.24M – 1799
2025
Q4 		$2.24M Buy
113,600
+11,700
+11% +$203K ﹤0.01% 1143
2025
Q3 		$1.5M Buy
101,900
+5,790
+6% +$94.5K ﹤0.01% 1262
2025
Q2 		$1.81M Buy
96,110
+2,110
+2% +$35K ﹤0.01% 1176
2025
Q1 		$1.32M Buy
94,000
+8,100
+9% +$131K ﹤0.01% 1337
2024
Q4 		$1.2M Sell
85,900
-72,100
-46% -$970K ﹤0.01% 1373
2024
Q3 		$2.21M Sell
158,000
-76,700
-33% -$1.15M 0.01% 1015
2024
Q2 		$3.03M Sell
234,700
-68,900
-23% -$984K 0.01% 983
2024
Q1 		$4.97M Buy
303,600
+6,500
+2% +$122K 0.01% 781
2023
Q4 		$6.24M Sell
297,100
-53,700
-15% -$994K 0.01% 715
2023
Q3 		$7.45M Buy
350,800
+27,200
+8% +$630K 0.02% 578
2023
Q2 		$8.73M Buy
323,600
+308,900
+2,101% +$7.53M 0.02% 542
2023
Q1 		$289K Buy
14,700
+3,200
+28% +$56.8K ﹤0.01% 2151
2022
Q4 		$156K Buy
11,500
+1,300
+13% +$19K ﹤0.01% 2232
2022
Q3 		$178K Sell
10,200
-7,200
-41% -$115K ﹤0.01% 2229
2022
Q2 		$230K Sell
17,400
-7,300
-30% -$122K ﹤0.01% 2229
2022
Q1 		$558K Sell
24,700
-5,400
-18% -$112K ﹤0.01% 1923
2021
Q4 		$669K Sell
30,100
-146,500
-83% -$3.15M ﹤0.01% 1765
2021
Q3 		$3.78M Sell
176,600
-110,700
-39% -$2.8M 0.01% 921
2021
Q2 		$9.04M Buy
287,300
+93,100
+48% +$3.01M 0.02% 608
2021
Q1 		$6.18M Sell
194,200
-27,200
-12% -$837K 0.02% 762
2020
Q4 		$6.62M Buy
221,400
+188,600
+575% +$4.59M 0.02% 719
2020
Q3 		$778K Buy
32,800
+8,100
+33% +$161K ﹤0.01% 1616
2020
Q2 		$394K Buy
24,700
+2,700
+12% +$42.6K ﹤0.01% 2002
2020
Q1 		$263K Buy
+22,000
New +$404K ﹤0.01% 2068

Other funds holding SIBN

FLAM
First Light Asset Management Edina, Minnesota $1.65B AUM 203.21% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $226B AUM 44.75% 1-Year Est. Return
Brown Advisory
Brown Advisory Baltimore, Maryland $64.6B AUM 18.98% 1-Year Est. Return
CCM
Cadian Capital Management New York $1.32B AUM 4.19% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
GIM
Granahan Investment Management Waltham, Massachusetts $2.81B AUM 83.9% 1-Year Est. Return
Impax Asset Management Group
Impax Asset Management Group London, United Kingdom $15.4B AUM 26.43% 1-Year Est. Return
Nuveen
Nuveen Charlotte, North Carolina $419B AUM 43.02% 1-Year Est. Return
SAM
Silvercrest Asset Management New York $15.3B AUM 40.56% 1-Year Est. Return

Two Sigma Advisers's SIBN Position: Q1 2026 in Review

Two Sigma Advisers sold out of SI-BONE Inc (SIBN) in Q1 2026, closing a stake of 113,600 shares — an estimated $2.24M sold.

Two Sigma Advisers first reported a position in SIBN in Q1 2020 and held it in 24 quarters. The position peaked at $9.04M in Q2 2021. 180 funds tracked by Wall St. Rank hold SIBN as of Q1 2026.

  • Two Sigma Advisers reported no remaining SI-BONE Inc position as of Q1 2026 after selling out during the quarter.
  • Two Sigma Advisers sold 113,600 SI-BONE Inc shares in Q1 2026, an estimated $2.24M.
  • Two Sigma Advisers first reported a position in SI-BONE Inc in Q1 2020 and held it in 24 quarters.
  • Two Sigma Advisers's SI-BONE Inc position peaked at $9.04M in Q2 2021.
  • 180 funds tracked by Wall St. Rank held SI-BONE Inc as of Q1 2026.

Based on Two Sigma Advisers's 13F filing for Q1 2026.