MF
SIBN icon

Magnetar Financial’s SI-BONE Inc SIBN Stock Holding History

Magnetar Financial’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
Q2 		$453K Buy
+27,740
New +$396K ﹤0.01% 640
2025
Q4 		– Sell
-13,071
Closed -$192K – 1187
2025
Q3 		$192K Buy
13,071
+2,827
+28% +$46.2K ﹤0.01% 778
2025
Q2 		$193K Sell
10,244
-9,417
-48% -$156K ﹤0.01% 805
2025
Q1 		$276K Buy
19,661
+4,161
+27% +$67.1K ﹤0.01% 590
2024
Q4 		$217K Buy
+15,500
New +$209K 0.01% 539

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
CCM
Cadian Capital Management New York $1.32B AUM 4.19% 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
GIM
Granahan Investment Management Waltham, Massachusetts $2.81B AUM 83.9% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Impax Asset Management Group
Impax Asset Management Group London, United Kingdom $15.4B AUM 26.43% 1-Year Est. Return
GGHC
Gilder Gagnon Howe & Co New York $9.69B AUM 55.7% 1-Year Est. Return
PCMI
Paradigm Capital Management Inc Albany, New York $3.67B AUM 121.12% 1-Year Est. Return

Magnetar Financial's SIBN Position: Q2 2026 in Review

Magnetar Financial opened a new position in SI-BONE Inc (SIBN) in Q2 2026: 27,740 shares worth $453K. The stake represents ﹤0.01% of the portfolio and ranks #640 among its holdings. This is a return to the name: Magnetar Financial previously reported a position in SIBN as recently as Q3 2025.

Magnetar Financial first reported a position in SIBN in Q4 2024 and has held it in 5 quarters since. 168 funds tracked by Wall St. Rank hold SIBN as of Q2 2026.

  • Magnetar Financial held 27,740 shares of SI-BONE Inc worth $453K as of Q2 2026.
  • SI-BONE Inc was a new Magnetar Financial position in Q2 2026.
  • SI-BONE Inc made up ﹤0.01% of Magnetar Financial's portfolio in Q2 2026, its #640 holding.
  • Magnetar Financial first reported a position in SI-BONE Inc in Q4 2024 and has held it in 5 quarters since.
  • 168 funds tracked by Wall St. Rank held SI-BONE Inc as of Q2 2026.

Based on Magnetar Financial's 13F filing for Q2 2026, filed 14 Aug 2026.