Form4insider filings, from the source

Insider · CIK 0001289408

Keith Valentine

Files at: RGNT, ATEC, SPNE, SIBN, NUVA. On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $1.3M · 3sales $327k · 1net $947k
$10k$10k$100k$100k$1M$1MbuyssalesJan 2015May 2015Sep 2015Dec 2015Apr 2016Jul 2016Nov 2016

Reported trades — common stock

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Jun 10, 2026 AForm 4 →Jun 12, 5:30 pm EDTAlphatec Holdings, Inc.ATEC32,012——264,283—
Dec 31, 2018 FJMForm 4 →Jan 3, 2019, 4:54 pm ESTSeaSpine Holdings CorpSPNE88,183$17.67$438,414224,031— plan?
Oct 19, 2018 CForm 4 →Oct 19, 5:01 pm EDTSI-BONE, Inc.SIBN9,966——31,374— plan?
Jun 29, 2018 JForm 4 →Jun 29, 6:16 pm EDTSeaSpine Holdings CorpSPNE2,101$6.43$13,501183,070— plan?
Dec 31, 2017 JMForm 4 →Jan 3, 2018, 8:10 pm ESTSeaSpine Holdings CorpSPNE37,204$6.43$8,135180,969— plan?
Jun 30, 2017 AForm 4 →Jul 5, 3:35 pm EDTSeaSpine Holdings CorpSPNE2,040$6.43$13,109143,765— plan?
Mar 10, 2017 MForm 4 →Mar 14, 12:04 pm EDTSeaSpine Holdings CorpSPNE40,038——141,725— plan?
Dec 31, 2016 AForm 4 →Jan 4, 2017, 11:16 am ESTSeaSpine Holdings CorpSPNE270$6.72$1,813101,687— plan?
Nov 18, 2016 PForm 4 →Nov 21, 6:26 pm ESTSeaSpine Holdings CorpSPNE25,000$7.00$175,000101,417+32.7% plan?
Jun 30, 2016 AForm 4 →Jul 1, 1:36 pm EDTSeaSpine Holdings CorpSPNE1,317$8.91$11,73476,417— plan?
May 20, 2016 PForm 4 →May 24, 12:51 pm EDTSeaSpine Holdings CorpSPNE10,000$10.16$101,55075,100+15.4% plan?
Aug 18, 2015 PForm 4 →Aug 20, 8:33 pm EDTSeaSpine Holdings CorpSPNE65,100$15.33$997,88965,100— plan?
Jan 28, 2015 SForm 4 →Jan 29, 4:31 pm ESTNUVASIVE INCNUVA6,970$46.96$327,27888,934−7.27% plan?
Jan 27, 2015 FMForm 4 →Jan 29, 4:31 pm ESTNUVASIVE INCNUVA124,184$42.71$5,303,99595,904— plan?
Jan 1, 2015 AFForm 4 →Jan 5, 5:08 pm ESTNUVASIVE INCNUVA5,867$47.16$80,26688,934— plan?

Reported trades — derivatives (options, RSUs, warrants)

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Jul 9, 2026 AForm 4 →Jul 13, 5:06 pm EDTREGENTIS BIOMATERIALS LTD.RGNT24,826——24,826—
Jan 1, 2019 AMForm 4 →Jan 3, 4:54 pm ESTSeaSpine Holdings CorpSPNE164,612——77,881—
Oct 19, 2018 CForm 4 →Oct 19, 5:01 pm EDTSI-BONE, Inc.SIBN9,966——0—
Mar 5, 2018 AForm 4 →Mar 7, 2:37 pm ESTSeaSpine Holdings CorpSPNE82,284——82,284—
Jan 1, 2018 MForm 4 →Jan 3, 8:10 pm ESTSeaSpine Holdings CorpSPNE35,938——71,877—
Mar 10, 2017 MForm 4 →Mar 14, 12:04 pm EDTSeaSpine Holdings CorpSPNE40,038——0—
Feb 2, 2017 AForm 4 →Feb 6, 5:16 pm ESTSeaSpine Holdings CorpSPNE147,853——107,815—
Jun 7, 2016 AForm 4 →Jun 9, 4:15 pm EDTSeaSpine Holdings CorpSPNE149,074——149,074—
Aug 1, 2015 AForm 4 →Aug 4, 9:29 pm EDTSeaSpine Holdings CorpSPNE325,000——325,000—
Jan 27, 2015 MForm 4 →Jan 29, 4:31 pm ESTNUVASIVE INCNUVA65,577——0—