EIM
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Essex Investment Management’s SI-BONE Inc SIBN Stock Holding History

Essex Investment Management’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 		$2.68M Buy
212,488
+3,766
+2% +$58.9K 0.42% 93
2025
Q4 		$4.12M Sell
208,722
-4,663
-2% -$81K 0.63% 53
2025
Q3 		$3.14M Buy
213,385
+6,977
+3% +$114K 0.48% 77
2025
Q2 		$3.88M Sell
206,408
-1,492
-0.7% -$24.7K 0.71% 45
2025
Q1 		$2.92M Sell
207,900
-260
-0.1% -$4.2K 0.61% 55
2024
Q4 		$2.92M Buy
208,160
+40,636
+24% +$547K 0.52% 77
2024
Q3 		$2.34M Buy
+167,524
New +$2.52M 0.41% 105

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 $14.3B AUM 19.8% 1-Year Est. Return
N
Nuveen Charlotte, North Carolina $369B AUM 31.66% 1-Year Est. Return
SAM
Silvercrest Asset Management New York $13.8B AUM 28.39% 1-Year Est. Return

Essex Investment Management's SIBN Position: Q1 2026 in Review

Essex Investment Management increased its SI-BONE Inc (SIBN) stake by 1.8% in Q1 2026, buying an estimated $58.9K and bringing the position to 212,488 shares worth $2.68M. The position accounts for 0.42% of the portfolio, ranked #93.

Essex Investment Management first reported a position in SIBN in Q3 2024 and has held it in 7 quarters since. The position peaked at $4.12M in Q4 2025. 180 funds tracked by Wall St. Rank hold SIBN as of Q1 2026.

  • Essex Investment Management held 212,488 shares of SI-BONE Inc worth $2.68M as of Q1 2026.
  • Essex Investment Management bought 3,766 SI-BONE Inc shares in Q1 2026, an estimated $58.9K.
  • SI-BONE Inc made up 0.42% of Essex Investment Management's portfolio in Q1 2026, its #93 holding.
  • Essex Investment Management first reported a position in SI-BONE Inc in Q3 2024 and has held it in 7 quarters since.
  • Essex Investment Management's SI-BONE Inc position peaked at $4.12M in Q4 2025.
  • 180 funds tracked by Wall St. Rank held SI-BONE Inc as of Q1 2026.

Based on Essex Investment Management's 13F filing for Q1 2026, filed 11 May 2026.