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Smart Investors Daily
SI

NASDAQ · SIEN

Sientra, Inc.

Healthcare · Medical - Devices

$0.17

Down-$0.04 (-18.69%)

Updated Sep 11, 2026, 1:38 AM

SID Score

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Market cap
2.08M
P/E ratio
-0.02
Dividend yield
0.00%
52-week range
— – —
Volume
3.33M
Avg. volume
2.49M

Price performance

SIEN price history

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Latest SIEN news

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Overview

Company profile and research snapshot.

Company profile

Sientra, Inc., a medical aesthetics company, develops and sells medical aesthetics products in the United States and internationally. It offers silicone gel breast implants for use in breast augmentation and breast reconstruction procedures; breast tissue expanders; and scar management products under the Sientra Round, Sientra Teardrop, AlloX2, Dermaspan, Softspan, and BIOCORNEUM brand names. The company also provides body contouring products; facial and nasal implants; saline filled sizers. It serves to hospitals, surgery centers, plastic surgeons, dermatologists and other specialties. The company was formerly known as Juliet Medical, Inc. and changed its name to Sientra, Inc. in April 2007. Sientra, Inc. was incorporated in 2003 and is headquartered in Santa Barbara, California.

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Analyst outlook

Consensus and target data currently published for this company.

Consensus
Average target
Implied upside
Analysts
SIEN recent ratings
DateFirmRatingTarget
Nov 13, 2023StifelBuy
Oct 31, 2023Craig-HallumHold
Mar 31, 2023Craig-HallumBuy
Mar 31, 2023Maxim GroupBuy
Oct 25, 2022William BlairMarket Perform
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newsfilecorp.com · Oct 28, 2025

Sienna Resources Inc. Closes First Tranche of Private Placement to Fund Multiple Work Programs

Vancouver, British Columbia--(Newsfile Corp. - October 28, 2025) - Sienna Resources Inc. (TSXV: SIEN) (FSE: A418KR), (the "Company" or "Sienna") is pleased to announce that, further to its news release dated October 17, 2025, it has completed the first tranche of its private placement (the "Financing"), pursuant to which it issued an aggregate of 15,322,001 units (each, a "Unit") at a price of $0.12 per Unit for aggregate gross proceeds of $1,838,640. Each Unit is comprised of one common share (each, a "Share") and one transferrable share purchase warrant (each, a "Warrant").

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