Jim Simons
SIBN icon

Jim Simons’s SI-BONE Inc SIBN Stock Holding History

Jim Simons’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 		$5.97M Buy
472,619
+238,219
+102% +$3.73M 0.01% 1267
2025
Q4 		$4.62M Sell
234,400
-265,300
-53% -$4.61M 0.01% 1354
2025
Q3 		$7.36M Buy
499,700
+80,000
+19% +$1.31M 0.01% 1255
2025
Q2 		$7.9M Buy
419,700
+206,600
+97% +$3.43M 0.01% 1226
2025
Q1 		$2.99M Buy
213,100
+101,700
+91% +$1.64M ﹤0.01% 1742
2024
Q4 		$1.56M Buy
+111,400
New +$1.5M ﹤0.01% 2208
2024
Q3 		– Sell
-130,700
Closed -$1.69M – 3846
2024
Q2 		$1.69M Sell
130,700
-91,700
-41% -$1.31M ﹤0.01% 1975
2024
Q1 		$3.64M Buy
222,400
+89,700
+68% +$1.69M 0.01% 1620
2023
Q4 		$2.79M Sell
132,700
-35,000
-21% -$648K ﹤0.01% 1734
2023
Q3 		$3.56M Buy
167,700
+126,600
+308% +$2.93M 0.01% 1494
2023
Q2 		$1.11M Sell
41,100
-90,300
-69% -$2.2M ﹤0.01% 2410
2023
Q1 		$2.58M Buy
+131,400
New +$2.33M ﹤0.01% 1867
2021
Q3 		– Sell
-87,801
Closed -$2.76M – 3806
2021
Q2 		$2.76M Sell
87,801
-107,800
-55% -$3.49M ﹤0.01% 2028
2021
Q1 		$6.22M Sell
195,601
-53,700
-22% -$1.65M 0.01% 1519
2020
Q4 		$7.45M Buy
249,301
+32,501
+15% +$791K 0.01% 1347
2020
Q3 		$5.14M Buy
216,800
+7,100
+3% +$141K 0.01% 1559
2020
Q2 		$3.34M Sell
209,700
-14,800
-7% -$233K ﹤0.01% 1872
2020
Q1 		$2.68M Buy
224,500
+159,200
+244% +$2.92M ﹤0.01% 1901
2019
Q4 		$1.4M Buy
65,300
+24,400
+60% +$438K ﹤0.01% 2480
2019
Q3 		$723K Buy
+40,900
New +$783K ﹤0.01% 2721

Other funds holding SIBN

FLAM
First Light Asset Management Edina, Minnesota $1.12B AUM 114.45% 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 $194B AUM 35% 1-Year Est. Return
Brown Advisory
Brown Advisory Baltimore, Maryland $60.9B AUM 15.24% 1-Year Est. Return
CCM
Cadian Capital Management New York $821M AUM 14.36% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
GIM
Granahan Investment Management Waltham, Massachusetts $2.07B AUM 56.45% 1-Year Est. Return
Impax Asset Management Group
Impax Asset Management Group London, United Kingdom $15.4B AUM 26.43% 1-Year Est. Return
N
Nuveen Charlotte, North Carolina $419B AUM 43.02% 1-Year Est. Return
SAM
Silvercrest Asset Management New York $13.8B AUM 28.39% 1-Year Est. Return

Jim Simons's SIBN Position: Q1 2026 in Review

Jim Simons increased its SI-BONE Inc (SIBN) stake by 102% in Q1 2026, buying an estimated $3.73M and bringing the position to 472,619 shares worth $5.97M. The position accounts for 0.01% of the portfolio, ranked #1267.

Jim Simons first reported a position in SIBN in Q3 2019 and has held it in 20 quarters since. The position peaked at $7.9M in Q2 2025. 180 funds tracked by Wall St. Rank hold SIBN as of Q1 2026.

  • Jim Simons held 472,619 shares of SI-BONE Inc worth $5.97M as of Q1 2026.
  • Jim Simons bought 238,219 SI-BONE Inc shares in Q1 2026, an estimated $3.73M.
  • SI-BONE Inc made up 0.01% of Jim Simons's portfolio in Q1 2026, its #1267 holding.
  • Jim Simons first reported a position in SI-BONE Inc in Q3 2019 and has held it in 20 quarters since.
  • Jim Simons's SI-BONE Inc position peaked at $7.9M in Q2 2025.
  • 180 funds tracked by Wall St. Rank held SI-BONE Inc as of Q1 2026.

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