CSBR Insider Trading

CSBR · full profile →Last filing Nov 5, 2025
Mixed · 180d
Open-Market Buys (180d)
$0
0 insiders
Open-Market Sells (180d)
$0
0 insiders
Net Insider Flow
$0
open market, 180d
Reporting Insiders
0
0 P/S transactions
Build

Build on these Form 4 transactions

The public view is the crawlable proof. The same sourced dataset is available through REST and MCP for agents, research scripts, and back-office tools.

Recent Form 4 Transactions

89 shown
DateInsiderRoleActionSharesPriceValue
Nov 5, 2025Ackerman JoelDirectorGrant(A)21K$6.80$144K
Nov 5, 2025Tobin Scott RDirector, 10% OwnerGrant(A)25K$6.80$173K
Nov 5, 2025Mendelson Daniel NewmanDirectorGrant(A)14K$6.80$94K
Nov 5, 2025Sidransky DavidDirectorGrant(A)21K$6.80$144K
Nov 5, 2025Breitfeld Philip P.DirectorGrant(A)14K$6.80$94K
Oct 30, 2025Ackerman JoelDirectorOption exercise(M)94K$2.10$198K
Oct 30, 2025Ackerman JoelDirectorOption exercise(M)94K$2.10$198K
Jul 16, 2025Brainin Robert LawrenceCEO, DirectorGrant(A)100K$7.80$780K
Jul 16, 2025Brainin Robert LawrenceCEO, DirectorGrant(A)63K$7.80$488K
Jul 16, 2025Brainin Robert LawrenceCEO, DirectorGrant(A)150K$7.80$1.2M
Jul 16, 2025Brainin Robert LawrenceCEO, DirectorGrant(A)63K$7.80$488K
Jul 16, 2025Brainin Robert LawrenceCEO, DirectorGrant(A)100K$7.80$780K
Jul 16, 2025Brainin Robert LawrenceCEO, DirectorGrant(A)225K$7.80$1.8M
Mar 25, 2025Breitfeld Philip P.DirectorOther(J)4K$0
Nov 12, 2024Brainin Robert LawrenceDirectorGrant(A)23K$4.64$107K
Nov 12, 2024Ackerman JoelDirectorGrant(A)43K$4.64$200K
Nov 12, 2024Tobin Scott RDirector, 10% OwnerGrant(A)35K$4.64$160K
Nov 12, 2024Mendelson Daniel NewmanDirectorGrant(A)22K$4.64$100K
Nov 12, 2024Sidransky DavidDirectorGrant(A)22K$4.64$102K
Nov 12, 2024Breitfeld Philip P.DirectorGrant(A)19K$4.64$87K
Oct 31, 2024Ackerman JoelDirectorOption exercise(M)17K$5.43$91K
Oct 31, 2024Ackerman JoelDirectorOption exercise(M)88K$2.10$186K
Oct 31, 2024Ackerman JoelDirectorOption exercise(M)88K$2.10$186K
Oct 31, 2024Ackerman JoelDirectorOption exercise(M)17K$5.43$91K
Jan 12, 2024Mendelson Daniel NewmanDirectorBuy(P)1K$6.50$7K
Jan 11, 2024Mendelson Daniel NewmanDirectorBuy(P)2K$6.27$13K
Jan 10, 2024Mendelson Daniel NewmanDirectorBuy(P)3K$6.31$19K
Jan 9, 2024Mendelson Daniel NewmanDirectorBuy(P)3K$6.25$19K
Jan 8, 2024Mendelson Daniel NewmanDirectorBuy(P)1K$6.15$6K
Jan 5, 2024Mendelson Daniel NewmanDirectorBuy(P)2K$6.09$12K
Jan 4, 2024Mendelson Daniel NewmanDirectorBuy(P)3K$6.12$18K
Jan 3, 2024Mendelson Daniel NewmanDirectorBuy(P)500$5.83$3K
Dec 21, 2023Mendelson Daniel NewmanDirectorBuy(P)3K$4.92$12K
Dec 20, 2023Mendelson Daniel NewmanDirectorBuy(P)2K$4.82$10K
Dec 19, 2023Mendelson Daniel NewmanDirectorBuy(P)5K$4.75$24K
Nov 3, 2023Brainin Robert LawrenceDirectorGrant(A)19K$5.51$105K
Nov 3, 2023Breitfeld Philip P.DirectorGrant(A)15K$5.51$85K
Nov 3, 2023Sidransky DavidDirectorGrant(A)15K$5.51$85K
Nov 3, 2023Mendelson Daniel NewmanDirectorGrant(A)26K$5.51$144K
Nov 3, 2023Ackerman JoelDirectorGrant(A)36K$5.51$197K
Nov 3, 2023Tobin Scott RDirector, 10% OwnerGrant(A)29K$5.51$158K
Oct 17, 2023Ackerman JoelDirectorOption exercise(M)115K$2.10$241K
Oct 17, 2023Ackerman JoelDirectorOption exercise(M)100K$2.10$210K
Oct 17, 2023Ackerman JoelDirectorOption exercise(M)15K$2.10$31K
Oct 11, 2023Mendelson Daniel NewmanDirectorBuy(P)5K$6.40$32K
Oct 10, 2023Mendelson Daniel NewmanDirectorBuy(P)1K$6.41$7K
Oct 9, 2023Davis BradyPresidentGrant(A)68K$6.50$442K
Oct 9, 2023Davis BradyPresidentGrant(A)8K$6.50$49K
Oct 9, 2023Davis BradyPresidentGrant(A)135K$6.50$878K
Oct 6, 2023Mendelson Daniel NewmanDirectorBuy(P)2K$6.48$10K
Oct 5, 2023Mendelson Daniel NewmanDirectorBuy(P)2K$6.47$13K
Oct 4, 2023Mendelson Daniel NewmanDirectorBuy(P)5K$6.40$32K
Oct 3, 2023Mendelson Daniel NewmanDirectorBuy(P)3K$6.30$16K
Sep 29, 2023Mendelson Daniel NewmanDirectorBuy(P)4K$6.16$25K
Sep 28, 2023Mendelson Daniel NewmanDirectorBuy(P)5K$6.22$31K
Sep 27, 2023Mendelson Daniel NewmanDirectorBuy(P)2K$5.95$9K
Sep 26, 2023Mendelson Daniel NewmanDirectorBuy(P)5K$5.65$28K
Sep 22, 2023Mendelson Daniel NewmanDirectorBuy(P)4K$5.50$21K
Sep 21, 2023Mendelson Daniel NewmanDirectorBuy(P)5K$5.51$28K
Sep 20, 2023Mendelson Daniel NewmanDirectorBuy(P)4K$5.51$22K
Sep 19, 2023Mendelson Daniel NewmanDirectorBuy(P)5K$5.28$26K
Mar 17, 2023Morris RonnieCEO, DirectorBuy(P)12K$4.04$50K
Nov 1, 2022Brainin Robert LawrenceDirectorGrant(A)14K$7.00$99K
Nov 1, 2022Tobin Scott RDirector, 10% OwnerGrant(A)21K$7.00$148K
Nov 1, 2022Sidransky DavidDirectorGrant(A)11K$7.00$80K
Nov 1, 2022Mendelson Daniel NewmanDirectorGrant(A)19K$7.00$136K
Nov 1, 2022Breitfeld Philip P.DirectorGrant(A)11K$7.00$80K
Nov 1, 2022Ackerman JoelDirectorGrant(A)27K$7.00$186K
Oct 19, 2022Ackerman JoelDirectorOption exercise(M)17K$3.21$54K
Oct 19, 2022Ackerman JoelDirectorOption exercise(M)17K$0
Oct 12, 2022Tobin Scott RDirectorOption exercise(M)10K$3.21$32K
Oct 12, 2022Tobin Scott RDirectorOption exercise(M)10K$0
Oct 12, 2022Breitfeld Philip P.DirectorTax withholding(F)4K$7.51$27K
Oct 12, 2022Breitfeld Philip P.DirectorOption exercise(M)8K$3.21$27K
Oct 12, 2022Breitfeld Philip P.DirectorOption exercise(M)8K$0
Oct 12, 2022Sidransky DavidDirectorOption exercise(M)8K$3.21$27K
Oct 12, 2022Sidransky DavidDirectorTax withholding(F)4K$7.51$27K
Oct 12, 2022Sidransky DavidDirectorOption exercise(M)8K$0
Nov 5, 2021Sidransky DavidDirectorGrant(A)8K$10.10$81K
Nov 5, 2021Mendelson Daniel NewmanDirectorGrant(A)14K$10.10$138K
Nov 5, 2021Breitfeld Philip P.DirectorGrant(A)8K$10.10$81K
Nov 5, 2021Ackerman JoelDirectorGrant(A)19K$10.10$187K
Nov 5, 2021Tobin Scott RDirector, 10% OwnerGrant(A)15K$10.10$150K
Nov 5, 2021Brainin Robert LawrenceDirectorGrant(A)10K$10.10$100K
Oct 15, 2021Sidransky DavidDirectorGrant(A)17K$0
Oct 15, 2021Sidransky DavidDirectorTax withholding(F)3K$10.08$27K
Oct 15, 2021Sidransky DavidDirectorOption exercise(M)17K$1.59$27K
Oct 12, 2021Tobin Scott RDirectorOption exercise(M)10K$0
Oct 12, 2021Tobin Scott RDirectorOption exercise(M)10K$1.59$16K

Data Source

Insider transactions sourced from SEC EDGAR Form 4 filings, normalized within minutes of acceptance. "Buy"/"Sell" mark open-market transactions (codes P/S), the tradeable signal. Awards, option exercises and tax-withholding are shown with their raw code. All data is public domain.

Coverage: Form 4 filings indexed 2021-03-292026-07-14. Earlier history is backfilling; this window widens as it deepens.

Programmatic access via the Arkolith API & MCP server (insider.transactions, insider.company).