Question 1

Does American Century Companies own SIBN stock?

Accepted Answer

Yes. As of its Q2 2026 13F, American Century Companies holds 2,510,963 shares of SIBN (Si Bone), worth $41M.

Question 2

How many shares of SIBN does American Century Companies own?

Accepted Answer

As of its Q2 2026 13F, American Century Companies holds 2,510,963 shares of SIBN (Si Bone).

Question 3

What is American Century Companies' SIBN position worth?

Accepted Answer

As of its Q2 2026 13F, American Century Companies' SIBN position is worth $41M.

Question 4

Is American Century Companies buying or selling SIBN?

Accepted Answer

In Q2 2026, American Century Companies increased its SIBN position by 1,898 shares (+0.1%).

Question 5

When did American Century Companies first buy SIBN?

Accepted Answer

American Century Companies first reported SIBN in its Q3 2019 13F and has listed it in 26 quarterly 13F filings.

Quarter	Action	Shares	Change	Value	Weight	Price	Conviction
2026-Q2 Latest	Increased	2.5M	+0.1%	$41M	0.0%	$16.32	29
2026-Q1	Increased	2.5M	+9.1%	$31.7M	0.0%	$12.63	32
2025-Q4	Decreased	2.3M	-18.9%	$45.4M	0.0%	$19.72	0
2025-Q3	Increased	2.8M	+22.5%	$41.8M	0.0%	$14.72	35
2025-Q2	Decreased	2.3M	-12.3%	$43.6M	0.0%	$18.82	0
2025-Q1	Increased	2.6M	+11.1%	$37.1M	0.0%	$14.03	32
2024-Q4	Increased	2.4M	+11.0%	$33.3M	0.0%	$14.02	32
2024-Q3	Increased	2.1M	+7.8%	$29.9M	0.0%	$13.98	31
2024-Q2	Increased	2M	+22.8%	$25.7M	0.0%	$12.93	35
2024-Q1	Increased	1.6M	+37.2%	$26.5M	0.0%	$16.37	38
2023-Q4	New	1.2M	-	$24.8M	0.0%	$20.99	40
2023-Q2	Exited	0	-100.0%	$0	0.0%	$26.98	0
2023-Q1	Decreased	832,980	-23.4%	$16.4M	0.0%	$19.67	0
2022-Q4	Decreased	1.1M	-0.6%	$14.8M	0.0%	$13.60	0
2022-Q3	Increased	1.1M	+9.4%	$19.1M	0.0%	$17.46	31
2022-Q2	Increased	1M	+7.4%	$13.2M	0.0%	$13.20	30
2022-Q1	Increased	931,020	+2.7%	$21M	0.0%	$22.60	29
2021-Q4	Decreased	906,166	-10.0%	$20.1M	0.0%	$22.21	0
2021-Q3	Increased	1M	+309.1%	$21.6M	0.0%	$21.42	46
2021-Q2	Decreased	246,173	-2.2%	$7.7M	0.0%	$31.47	0
2021-Q1	Increased	251,669	+11.9%	$8M	0.0%	$31.81	31
2020-Q4	Increased	224,812	+3.9%	$6.7M	0.0%	$29.90	28
2020-Q3	Increased	216,364	+26.3%	$5.1M	0.0%	$23.72	33
2020-Q2	Increased	171,263	+143.6%	$2.7M	0.0%	$15.94	42
2020-Q1	Increased	70,310	+30.9%	$840,000	0.0%	$11.95	31
2019-Q4	Increased	53,727	+44.5%	$1.2M	0.0%	$21.50	34
2019-Q3	New	37,180	-	$657,000	0.0%	$17.67	34

SIBN27 quarters

SIBN
27 quarters