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CIK 0001020214 · Accelerated filer

Ticker
CERS
Exchange
Nasdaq
Industry
Surgical & Medical Instruments & Apparatus
FY end
Dec 31
Incorporated
DE
Entity type
operating
EIN
680262011
Phone
9252886000
Business address
1220 CONCORD AVENUE, SUITE 600, CONCORD, CA, 94520
Open-market buys, last 90 days
$0
in 0 filings
Open-market sales, last 90 days
$89,529
in 1 filing, $90K under 10b5-1 plans

Net −$89,529. Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.

Pace of trading Bought Sold

Who's trading

90 days

  1. Jensen Chrystal −$90K Chief Legal Officer sold 3% of stake

Reading 100 more Form 4s from the SEC; this list fills in as they're read.

Date Insider Transaction Shares Price Value Owned after
2026-08-17 Jensen Chrystal Chief Legal Officer Sale 10b5-1 −30,000 $2.98 $90K 936,657
2026-07-16 Jayaraman Vivek K Chief Executive Officer Sale 10b5-1 −16,666 $3.16 $53K 2,232,211
2026-07-01 Jayaraman Vivek K Chief Operating Officer Grant or award 10b5-1 +554,529 2,248,877
2026-07-01 Jayaraman Vivek K Chief Operating Officer Grant or award · Performance Rights 10b5-1 +369,686 369,686
2026-06-30 Jayaraman Vivek K Chief Operating Officer Grant or award 10b5-1 −80,000 1,736,707
2026-06-30 Jayaraman Vivek K Chief Operating Officer Sale 10b5-1 −42,359 $2.94 $125K 1,694,348
2026-06-30 Jensen Chrystal Chief Legal Officer Grant or award 10b5-1 −55,000 990,986
2026-06-30 Jensen Chrystal Chief Legal Officer Sale 10b5-1 −24,329 $2.94 $72K 966,657
2026-06-30 Green Kevin Dennis Chief Financial Officer Grant or award 10b5-1 −63,600 1,095,864
2026-06-30 Green Kevin Dennis Chief Financial Officer Sale 10b5-1 −33,676 $2.94 $99K 1,062,188
2026-06-30 Greenman William Mariner President and CEO Grant or award 10b5-1 −192,500 5,154,955
2026-06-30 Greenman William Mariner President and CEO Sale 10b5-1 −101,919 $2.94 $300K 5,053,036
2026-06-09 BJERKHOLT ERIC Director Sale −20,454 $2.60 $53K 261,679
2026-06-02 Lucena Ann Director Grant or award +60,000 232,284
2026-06-02 BJERKHOLT ERIC Director Grant or award +60,000 282,133
2026-06-02 NACHTSHEIM JAMI K Director Grant or award +60,000 268,362
2026-06-02 Witney Frank Director Grant or award +60,000 340,059
2026-06-02 Gregory Dean A. Director Grant or award +60,000 146,725
2026-06-02 Shan Hua Director Grant or award +60,000 192,386
2026-05-29 Jayaraman Vivek K Chief Operating Officer Sale 10b5-1 −16,667 $3.00 $50K 1,656,707

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