Optiver Holding
SIBN icon

Optiver Holding’s SI-BONE Inc SIBN Stock Holding History

Optiver Holding’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 		$2.71K Sell
166
-96
-37% -$1.37K ﹤0.01% 2216
2026
Q1 		$3.31K Buy
262
+176
+205% +$2.75K ﹤0.01% 1612
2025
Q4 		$1.7K Sell
86
-262
-75% -$4.55K ﹤0.01% 2092
2025
Q3 		$5.12K Buy
+348
New +$5.68K ﹤0.01% 1719

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

Optiver Holding's SIBN Position: Q2 2026 in Review

Optiver Holding reduced its SI-BONE Inc (SIBN) stake by 37% in Q2 2026, selling an estimated $1.37K and leaving 166 shares worth $2.71K. The position accounts for ﹤0.01% of the portfolio, ranked #2216.

Optiver Holding first reported a position in SIBN in Q3 2025 and has held it in 4 quarters since. The position peaked at $5.12K in Q3 2025. 167 funds tracked by Wall St. Rank hold SIBN as of Q2 2026.

  • Optiver Holding held 166 shares of SI-BONE Inc worth $2.71K as of Q2 2026.
  • Optiver Holding sold 96 SI-BONE Inc shares in Q2 2026, an estimated $1.37K.
  • SI-BONE Inc made up ﹤0.01% of Optiver Holding's portfolio in Q2 2026, its #2216 holding.
  • Optiver Holding first reported a position in SI-BONE Inc in Q3 2025 and has held it in 4 quarters since.
  • Optiver Holding's SI-BONE Inc position peaked at $5.12K in Q3 2025.
  • 167 funds tracked by Wall St. Rank held SI-BONE Inc as of Q2 2026.

Based on Optiver Holding's 13F filing for Q2 2026, filed 12 Aug 2026.