Harbor Capital Advisors’s SI-BONE Inc SIBN Stock Holding History

Harbor Capital Advisors’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	$4.4M	Buy	269,505 +22,710	+9%	+$325K	0.3%	76
2026 Q1	$3.12M	Buy	246,795 +121,505	+97%	+$1.9M	0.25%	95
2025 Q4	$2.47M	Sell	125,290 -24,727	-16%	-$430K	0.19%	137
2025 Q3	$2.21M	Sell	150,017 -423,688	-74%	-$6.92M	0.17%	158
2025 Q2	$10.8M	Buy	573,705 +40,993	+8%	+$680K	0.45%	54
2025 Q1	$7.47M	Sell	532,712 -308,333	-37%	-$4.98M	0.34%	98
2024 Q4	$11.8M	Buy	841,045 +220,555	+36%	+$2.97M	0.51%	47
2024 Q3	$8.67M	Buy	620,490 +428,110	+223%	+$6.44M	0.38%	74
2024 Q2	$2.49M	Buy	192,380 +156,790	+441%	+$2.24M	0.19%	151
2024 Q1	$583K	Buy	+35,590	New	+$670K	0.08%	345
2023 Q3	–	Sell	-1,754	Closed	-$47.3K	–	616
2023 Q2	$47.3K	Buy	+1,754	New	+$42.8K	0.01%	500

Other funds holding SIBN

FLAM

First Light Asset Management Edina, Minnesota $1.65B AUM 203.21% 1-Year Est. Return

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 Kansas City, Missouri $226B AUM 44.75% 1-Year Est. Return

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 Malvern, Pennsylvania $4.68T AUM

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

Harbor Capital Advisors's SIBN Position: Q2 2026 in Review

Harbor Capital Advisors increased its SI-BONE Inc (SIBN) stake by 9.2% in Q2 2026, buying an estimated $325K and bringing the position to 269,505 shares worth $4.4M. The position accounts for 0.3% of the portfolio, ranked #76.

Harbor Capital Advisors first reported a position in SIBN in Q2 2023 and has held it in 11 quarters since. The position peaked at $11.8M in Q4 2024. 167 funds tracked by Wall St. Rank hold SIBN as of Q2 2026.

Harbor Capital Advisors held 269,505 shares of SI-BONE Inc worth $4.4M as of Q2 2026.
Harbor Capital Advisors bought 22,710 SI-BONE Inc shares in Q2 2026, an estimated $325K.
SI-BONE Inc made up 0.3% of Harbor Capital Advisors's portfolio in Q2 2026, its #76 holding.
Harbor Capital Advisors first reported a position in SI-BONE Inc in Q2 2023 and has held it in 11 quarters since.
Harbor Capital Advisors's SI-BONE Inc position peaked at $11.8M in Q4 2024.
167 funds tracked by Wall St. Rank held SI-BONE Inc as of Q2 2026.

Based on Harbor Capital Advisors's 13F filing for Q2 2026, filed 7 Aug 2026.