Form4insider filings, from the source

Insider · CIK 0001604834

Mark James Litton

Files at: ALPN, ALDR. On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $0 · 0sales $5.1M · 14net −$5.1M
$10k$10k$100k$100k$1M$1M$10M$10MbuyssalesJan 2015Aug 2015Mar 2016Sep 2016Apr 2017Nov 2017Jun 2018

Reported trades — common stock

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Jun 1, 2018 SForm 4 →Jun 5, 5:40 pm EDTALDER BIOPHARMACEUTICALS INCALDR22,727$17.84$405,412102,189−18.2% plan?
Jun 1, 2018 MForm 4 →Jun 5, 5:40 pm EDTALDER BIOPHARMACEUTICALS INCALDR22,727$0.99$22,500124,916— plan?
Nov 13, 2017 SForm 4 →Nov 15, 5:54 pm ESTALDER BIOPHARMACEUTICALS INCALDR16,519$10.80$178,48699,932−14.2% plan?
Nov 13, 2017 MForm 4 →Nov 15, 5:54 pm ESTALDER BIOPHARMACEUTICALS INCALDR16,519$1.65$27,256116,451— plan?
Oct 16, 2017 SForm 4 →Oct 18, 6:20 pm EDTALDER BIOPHARMACEUTICALS INCALDR16,520$12.33$203,70399,932−14.2% plan?
Oct 16, 2017 MForm 4 →Oct 18, 6:20 pm EDTALDER BIOPHARMACEUTICALS INCALDR16,520$1.65$27,258116,452— plan?
Jan 18, 2017 SForm 4 →Jan 20, 6:38 pm ESTALDER BIOPHARMACEUTICALS INCALDR1,498$23.10$34,59999,932−1.48% plan?
Jan 18, 2017 MForm 4 →Jan 20, 6:38 pm ESTALDER BIOPHARMACEUTICALS INCALDR1,498$1.65$2,472101,430— plan?
Jan 5, 2017 SForm 4 →Jan 9, 5:49 pm ESTALDER BIOPHARMACEUTICALS INCALDR9,516$23.01$218,99299,932−8.69% plan?
Jan 5, 2017 MForm 4 →Jan 9, 5:49 pm ESTALDER BIOPHARMACEUTICALS INCALDR9,516$1.34$12,741100,432— plan?
Oct 17, 2016 SForm 4 →Oct 19, 5:51 pm EDTALDER BIOPHARMACEUTICALS INCALDR6,000$27.50$164,99826,000−18.8% plan?
Jul 12, 2016 MForm 4 →Jul 14, 7:14 pm EDTALDER BIOPHARMACEUTICALS INCALDR25,000$0.385$9,62599,567— plan?
Jun 13, 2016 SForm 4 →Jun 15, 7:02 pm EDTALDER BIOPHARMACEUTICALS INCALDR6,000$28.94$173,66428,000−17.6% plan?
May 27, 2016 SForm 4 →Jun 1, 7:49 pm EDTALDER BIOPHARMACEUTICALS INCALDR25,000$30.05$751,25974,567−25.1% plan?
May 27, 2016 MForm 4 →Jun 1, 7:49 pm EDTALDER BIOPHARMACEUTICALS INCALDR25,000$0.385$9,62594,287— plan?
Jan 4, 2016 SForm 4 →Jan 6, 8:40 pm ESTALDER BIOPHARMACEUTICALS INCALDR25,000$31.40$784,95173,718−25.3% plan?
Jan 4, 2016 MForm 4 →Jan 6, 8:40 pm ESTALDER BIOPHARMACEUTICALS INCALDR25,000$0.385$9,62598,718— plan?
Oct 1, 2015 SForm 4 →Oct 5, 6:19 pm EDTALDER BIOPHARMACEUTICALS INCALDR7,500$32.27$242,00272,919−9.33% plan?
Sep 24, 2015 MForm 4 →Sep 28, 6:11 pm EDTALDER BIOPHARMACEUTICALS INCALDR12,764$1.27$16,14680,419— plan?
Jul 1, 2015 SForm 4 →Jul 6, 5:59 pm EDTALDER BIOPHARMACEUTICALS INCALDR7,500$51.10$383,21967,655−9.98% plan?
Jun 4, 2015 SForm 4 →Jun 8, 7:05 pm EDTALDER BIOPHARMACEUTICALS INCALDR25,000$44.27$1,106,85375,155−25.0% plan?
Jun 4, 2015 MForm 4 →Jun 8, 7:05 pm EDTALDER BIOPHARMACEUTICALS INCALDR25,000$0.385$9,625100,155— plan?
Apr 1, 2015 SForm 4 →Apr 3, 5:58 pm EDTALDER BIOPHARMACEUTICALS INCALDR7,500$27.41$205,55374,359−9.16% plan?
Jan 26, 2015 SForm 4 →Jan 28, 5:56 pm ESTALDER BIOPHARMACEUTICALS INCALDR7,500$28.18$211,33481,859−8.39% plan?

Reported trades — derivatives (options, RSUs, warrants)

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Feb 6, 2019 AForm 4 →Feb 8, 4:30 pm ESTALPINE IMMUNE SCIENCES, INC.ALPN100,000——75,000—
Aug 6, 2018 AForm 4 →Aug 8, 6:34 pm EDTALPINE IMMUNE SCIENCES, INC.ALPN150,000——150,000—
Jun 1, 2018 MForm 4 →Jun 5, 5:40 pm EDTALDER BIOPHARMACEUTICALS INCALDR22,727——0—
Feb 16, 2018 AForm 4 →Feb 21, 5:31 pm ESTALDER BIOPHARMACEUTICALS INCALDR75,000——75,000—
Nov 13, 2017 MForm 4 →Nov 15, 5:54 pm ESTALDER BIOPHARMACEUTICALS INCALDR16,519——0—
Oct 16, 2017 MForm 4 →Oct 18, 6:20 pm EDTALDER BIOPHARMACEUTICALS INCALDR16,520——16,519—
Jan 27, 2017 AForm 4 →Jan 31, 5:22 pm ESTALDER BIOPHARMACEUTICALS INCALDR60,000——60,000—
Jan 18, 2017 MForm 4 →Jan 20, 6:38 pm ESTALDER BIOPHARMACEUTICALS INCALDR1,498——33,039—
Jan 5, 2017 MForm 4 →Jan 9, 5:49 pm ESTALDER BIOPHARMACEUTICALS INCALDR9,516——34,537—
Jul 12, 2016 MForm 4 →Jul 14, 7:14 pm EDTALDER BIOPHARMACEUTICALS INCALDR25,000——0—
May 27, 2016 MForm 4 →Jun 1, 7:49 pm EDTALDER BIOPHARMACEUTICALS INCALDR25,000——25,000—
Jan 29, 2016 AForm 4 →Feb 2, 7:09 pm ESTALDER BIOPHARMACEUTICALS INCALDR50,000——50,000—
Jan 4, 2016 MForm 4 →Jan 6, 8:40 pm ESTALDER BIOPHARMACEUTICALS INCALDR25,000——50,000—
Sep 24, 2015 MForm 4 →Sep 28, 6:11 pm EDTALDER BIOPHARMACEUTICALS INCALDR12,764——7,690—
Jun 4, 2015 MForm 4 →Jun 8, 7:05 pm EDTALDER BIOPHARMACEUTICALS INCALDR25,000——75,000—
Jan 26, 2015 AForm 4 →Jan 28, 5:56 pm ESTALDER BIOPHARMACEUTICALS INCALDR35,000——35,000—