AllianceBernstein’s SI-BONE Inc SIBN Stock Holding History

AllianceBernstein’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	$459K	Buy	36,350 +600	+2%	+$8.57K	﹤0.01%	2773
2026 Q1	$705K	Hold	35,750	–	–	﹤0.01%	2483
2025 Q4	$705K	Sell	35,750 -13,000	-27%	-$226K	﹤0.01%	2492
2025 Q3	$718K	Sell	48,750 -7,000	-13%	-$114K	﹤0.01%	2501
2025 Q2	$1.05M	Hold	55,750	–	–	﹤0.01%	2258
2025 Q1	$782K	Hold	55,750	–	–	﹤0.01%	2357
2024 Q4	$782K	Buy	55,750 +3,250	+6%	+$43.7K	﹤0.01%	2440
2024 Q3	$734K	Hold	52,500	–	–	﹤0.01%	2468
2024 Q2	$679K	Buy	52,500 +21,800	+71%	+$311K	﹤0.01%	2502
2024 Q1	$503K	Hold	30,700	–	–	﹤0.01%	2587
2023 Q4	$644K	Hold	30,700	–	–	﹤0.01%	2483
2023 Q3	$652K	Hold	30,700	–	–	﹤0.01%	2439
2023 Q2	$828K	Hold	30,700	–	–	﹤0.01%	2379
2023 Q1	$604K	Hold	30,700	–	–	﹤0.01%	2467
2022 Q4	$418K	Buy	30,700 +2,300	+8%	+$33.5K	﹤0.01%	2725
2022 Q3	$496K	Buy	28,400 +1,500	+6%	+$24K	﹤0.01%	2655
2022 Q2	$355K	Sell	26,900 -1,339	-5%	-$22.3K	﹤0.01%	2822
2022 Q1	$638K	Buy	28,239 +1,339	+5%	+$27.8K	﹤0.01%	2578
2021 Q4	$597K	Sell	26,900 -4,000	-13%	-$86.1K	﹤0.01%	2657
2021 Q3	$662K	Hold	30,900	–	–	﹤0.01%	2653
2021 Q2	$972K	Hold	30,900	–	–	﹤0.01%	2546
2021 Q1	$983K	Hold	30,900	–	–	﹤0.01%	2420
2020 Q4	$924K	Sell	30,900 -300	-1%	-$7.3K	﹤0.01%	2325
2020 Q3	$740K	Hold	31,200	–	–	﹤0.01%	2318
2020 Q2	$497K	Buy	31,200 +2,900	+10%	+$45.7K	﹤0.01%	2615
2020 Q1	$338K	Buy	28,300 +13,400	+90%	+$246K	﹤0.01%	2559
2019 Q4	$320K	Buy	14,900 +1,300	+10%	+$23.3K	﹤0.01%	2750
2019 Q3	$240K	Buy	13,600 +3,000	+28%	+$57.5K	﹤0.01%	2880
2019 Q2	$216K	Buy	+10,600	New	+$182K	﹤0.01%	2942

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

AllianceBernstein's SIBN Position: Q2 2026 in Review

AllianceBernstein increased its SI-BONE Inc (SIBN) stake by 1.7% in Q2 2026, buying an estimated $8.57K and bringing the position to 36,350 shares worth $459K. The position accounts for ﹤0.01% of the portfolio, ranked #2773.

AllianceBernstein first reported a position in SIBN in Q2 2019 and has held it in 29 quarters since. The position peaked at $1.05M in Q2 2025. 168 funds tracked by Wall St. Rank hold SIBN as of Q2 2026.

AllianceBernstein held 36,350 shares of SI-BONE Inc worth $459K as of Q2 2026.
AllianceBernstein bought 600 SI-BONE Inc shares in Q2 2026, an estimated $8.57K.
SI-BONE Inc made up ﹤0.01% of AllianceBernstein's portfolio in Q2 2026, its #2773 holding.
AllianceBernstein first reported a position in SI-BONE Inc in Q2 2019 and has held it in 29 quarters since.
AllianceBernstein's SI-BONE Inc position peaked at $1.05M in Q2 2025.
168 funds tracked by Wall St. Rank held SI-BONE Inc as of Q2 2026.

Based on AllianceBernstein's 13F filing for Q2 2026, filed 14 Aug 2026.