GGHC
SIBN icon

Gilder Gagnon Howe & Co’s SI-BONE Inc SIBN Stock Holding History

Gilder Gagnon Howe & Co’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 		$20.4M Buy
1,253,042
+204,526
+20% +$2.92M 0.21% 101
2026
Q1 		$13.2M Buy
1,048,516
+634,558
+153% +$9.93M 0.16% 102
2025
Q4 		$8.16M Buy
+413,958
New +$7.19M 0.09% 126
2023
Q4 		– Sell
-40,984
Closed -$871K – 269
2023
Q3 		$871K Sell
40,984
-81
-0.2% -$1.88K 0.01% 215
2023
Q2 		$1.11M Sell
41,065
-244
-0.6% -$5.95K 0.02% 225
2023
Q1 		$813K Buy
41,309
+56
+0.1% +$995 0.01% 205
2022
Q4 		$561K Sell
41,253
-210,187
-84% -$3.06M 0.01% 213
2022
Q3 		$4.39M Sell
251,440
-677,737
-73% -$10.8M 0.08% 138
2022
Q2 		$12.3M Sell
929,177
-264,606
-22% -$4.41M 0.22% 97
2022
Q1 		$27M Sell
1,193,783
-25,092
-2% -$521K 0.25% 95
2021
Q4 		$27.1M Sell
1,218,875
-774,892
-39% -$16.7M 0.15% 123
2021
Q3 		$42.7M Sell
1,993,767
-203,279
-9% -$5.14M 0.22% 102
2021
Q2 		$69.1M Sell
2,197,046
-274,655
-11% -$8.88M 0.34% 79
2021
Q1 		$78.6M Sell
2,471,701
-115,374
-4% -$3.55M 0.42% 70
2020
Q4 		$77.4M Buy
2,587,075
+601,825
+30% +$14.7M 0.38% 81
2020
Q3 		$47.1M Buy
1,985,250
+640,043
+48% +$12.7M 0.29% 93
2020
Q2 		$21.4M Buy
1,345,207
+37,877
+3% +$597K 0.17% 114
2020
Q1 		$15.6M Buy
1,307,330
+217,948
+20% +$4M 0.19% 108
2019
Q4 		$23.4M Buy
1,089,382
+1,616
+0.1% +$29K 0.24% 94
2019
Q3 		$19.2M Buy
1,087,766
+659,133
+154% +$12.6M 0.22% 97
2019
Q2 		$8.72M Buy
428,633
+73,970
+21% +$1.27M 0.09% 133
2019
Q1 		$6.68M Sell
354,663
-1,502
-0.4% -$29.1K 0.07% 146
2018
Q4 		$7.44M Buy
+356,165
New +$6.74M 0.11% 127

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
PCMI
Paradigm Capital Management Inc Albany, New York $3.67B AUM 121.12% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Gilder Gagnon Howe & Co's SIBN Position: Q2 2026 in Review

Gilder Gagnon Howe & Co increased its SI-BONE Inc (SIBN) stake by 20% in Q2 2026, buying an estimated $2.92M and bringing the position to 1,253,042 shares worth $20.4M. The position accounts for 0.21% of the portfolio, ranked #101.

Gilder Gagnon Howe & Co first reported a position in SIBN in Q4 2018 and has held it in 23 quarters since. The position peaked at $78.6M in Q1 2021. 168 funds tracked by Wall St. Rank hold SIBN as of Q2 2026.

  • Gilder Gagnon Howe & Co held 1,253,042 shares of SI-BONE Inc worth $20.4M as of Q2 2026.
  • Gilder Gagnon Howe & Co bought 204,526 SI-BONE Inc shares in Q2 2026, an estimated $2.92M.
  • SI-BONE Inc made up 0.21% of Gilder Gagnon Howe & Co's portfolio in Q2 2026, its #101 holding.
  • Gilder Gagnon Howe & Co first reported a position in SI-BONE Inc in Q4 2018 and has held it in 23 quarters since.
  • Gilder Gagnon Howe & Co's SI-BONE Inc position peaked at $78.6M in Q1 2021.
  • 168 funds tracked by Wall St. Rank held SI-BONE Inc as of Q2 2026.

Based on Gilder Gagnon Howe & Co's 13F filing for Q2 2026, filed 14 Aug 2026.