Si-Bone SIBN Institutional Ownership

NASDAQ SIBN

$18.41 -0.21 (-1.13%)

As of: Sep 9, 2026 · 3:59 PM EDT

Institutions by Trading Activity

169 Institutions

Increased 103 60.9%

Unchanged 17 10.1%

Reduced 49 29.0%

Ownership Statistics

13F · as of 30 Jun, 2026

Institutional Ownership

107.38%

▲+7.13 pp QoQ

Shares Held by Institutions

47.76Mn

of 44.48Mn outstanding

▲+12.54% QoQ

Shares Outstanding

44.48Mn

-3.28Mn held outside 13F filers

Institutional Investors

169

filed 13F for Jun 2026

▼-11 vs prior quarter

Net Shares Added (QoQ)

+5.32Mn

accumulated since last quarter

Value of Holdings

$883.58Mn

reported market value

Shares Owned by Institutions

Shares held % of outstanding

Latest —

Average ownership —

Peak ownership —

Shares Purchased/Sold by Institutions

Accumulated Distributed

Latest quarter —

Net over range —

Accumulating quarters —

Ownership Summary

Quarter ending 30 Jun, 2026

SI-BONE, Inc. (NASDAQ:SIBN) appears in 169 institutional 13F filings for the quarter ending June 2026.

These investors collectively held 107.4% of Si-Bone's outstanding shares in June 2026, up from 100.3% in March 2026.
They increased total shares held in Si-Bone by 12.54% from the prior quarter, while the number of investors in SIBN decreased 3.98% year over year.
During the quarter, 103 of these 169 funds increased positions in SIBN, 49 reduced exposure, and 17 held steady.
Institutional investors collectively held 47.76Mn shares in Si-Bone as of June 2026, up by 5.32Mn shares quarter on quarter, and up 7.26Mn shares year over year.
As of June 30, 2026, the biggest holder of Si-Bone is First Light Asset Management, LLC at 8.13Mn shares, representing 18.27% of shares outstanding.
Leading buyers of Si-Bone shares for the quarter ending June 2026 were First Light Asset Management, LLC (2.77Mn), CADIAN CAPITAL MANAGEMENT, LP (1.46Mn), MARSHALL WACE, LLP (522.16K), Sixth Street Partners Management Company, L.P. (342.78K), HighMark Wealth Management LLC (265.22K).
Top sellers of SIBN stock for the quarter ending June 2026 included Morgan Stanley (581.6K), First Eagle Investment Management, LLC (508.94K), RENAISSANCE TECHNOLOGIES LLC (428.52K), Nuveen, LLC (259.48K), Pier Capital, LLC (213.02K).
Si-Bone's 10 largest shareholders as of June 2026 include First Light Asset Management, LLC (8.13Mn), BlackRock, Inc. (3.68Mn), CADIAN CAPITAL MANAGEMENT, LP (3.35Mn), AMERICAN CENTURY COMPANIES INC (2.51Mn), BROWN ADVISORY INC (2.08Mn), Granahan Investment Management, LLC (1.93Mn), VANGUARD CAPITAL MANAGEMENT LLC (1.84Mn), Impax Asset Management Group plc (1.43Mn), GILDER GAGNON HOWE & CO LLC (1.25Mn), PARADIGM CAPITAL MANAGEMENT INC/NY (1.23Mn) per Business Quant data.

Form 13F Holdings

169 Institutional Holders

Report period 30 Jun, 2026

Total shares held 47.76Mn

Of outstanding 107.38%

#	Institution	CIK	Shares Held	% of Outstanding	Change (QoQ)	Change (%)	Value (USD)
1	First Light Asset Management, LLC	0001600004	8,127,985	18.27%	▲2,774,795	+51.83%	$132.65Mn
2	BlackRock, Inc.	0002012383	3,676,259	8.27%	▲247,718	+7.23%	$60.00Mn
3	CADIAN CAPITAL MANAGEMENT, LP	0001423686	3,347,574	7.53%	▲1,460,102	+77.36%	$54.63Mn
4	AMERICAN CENTURY COMPANIES INC	0000748054	2,510,963	5.65%	▲1,898	+0.08%	$40.98Mn
5	BROWN ADVISORY INC	0001345929	2,077,134	4.67%	▼45,198	-2.13%	$33.90Mn
6	Granahan Investment Management, LLC	0001026710	1,931,182	4.34%	▲192,085	+11.05%	$31.52Mn
7	VANGUARD CAPITAL MANAGEMENT LLC	0002100119	1,838,499	4.13%	▲74,186	+4.20%	$30.00Mn
8	Impax Asset Management Group plc	0001749768	1,425,010	3.20%	0	0.00%	$23.26Mn
9	GILDER GAGNON HOWE & CO LLC	0000902464	1,253,042	2.82%	▲204,526	+19.51%	$20.45Mn
10	PARADIGM CAPITAL MANAGEMENT INC/NY	0001037792	1,233,200	2.77%	▲106,700	+9.47%	$20.13Mn
11	State Street Corp	0000093751	1,214,286	2.73%	▲84,471	+7.48%	$19.85Mn
12	SILVERCREST ASSET MANAGEMENT GROUP LLC	0001232395	1,158,576	2.60%	▼86,008	-6.91%	$18.91Mn
13	GEODE CAPITAL MANAGEMENT, LLC	0001214717	1,076,839	2.42%	▲125,111	+13.15%	$17.58Mn
14	Nuveen, LLC	0001871926	1,026,036	2.31%	▼259,475	-20.18%	$16.74Mn
15	Champlain Investment Partners, LLC	0001315478	896,462	2.02%	▲18,857	+2.15%	$14.63Mn
16	Point72 Asset Management, L.P.	0001603466	790,323	1.78%	▼50,023	-5.95%	$12.90Mn
17	First Eagle Investment Management, LLC	0001325447	768,941	1.73%	▼508,941	-39.83%	$12.55Mn
18	WELLINGTON MANAGEMENT GROUP LLP	0000902219	742,857	1.67%	▼29,755	-3.85%	$12.12Mn
19	DIMENSIONAL FUND ADVISORS LP	0000354204	708,319	1.59%	▲89,380	+14.44%	$11.56Mn
20	MARSHALL WACE, LLP	0001318757	690,288	1.55%	▲522,160	+310.57%	$11.27Mn

Showing 1 to 20 of 169 holders