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  3. Macdonald Guy

Macdonald Guy

CIK: 0001296998
Director
Primary company: TETRAPHASE PHARMACEUTICALS INC (TTPH)

Macdonald Guy is a corporate insider at TETRAPHASE PHARMACEUTICALS INC (TTPH) filing SEC Form 4 transactions. 132 transactions across 3 companies, totaling $285,960 in purchases and $7,783,504 in sales. Source: SEC EDGAR.

Total Transactions
132
Total Buy Value
$286K
Total Sell Value
$7.78M
Net Activity
$-7.50M
Last Transaction
Jun 2025
Companies
3

Companies

Transaction History

Source: SEC EDGAR Form 4 insider transaction filings.

Company
Type
Shares
Price
Value
Shares After
Date
SEC
SCYNEXIS INC
SCYX
Award23,000--23,000
6/26/2025
Filed: 6/30/2025
Filing →
SCYNEXIS INC
SCYX
Award23,000--78,000
6/26/2025
Filed: 6/30/2025
Filing →
SCYNEXIS INC
SCYX
Award23,000--23,000
6/20/2024
Filed: 6/21/2024
Filing →
SCYNEXIS INC
SCYX
Award23,000--55,000
6/20/2024
Filed: 6/21/2024
Filing →
SCYNEXIS INC
SCYX
Award10,000$0.00$032,000
6/15/2023
Filed: 6/23/2023
Filing →
SCYNEXIS INC
SCYX
Award10,000$0.00$010,000
6/15/2023
Filed: 6/20/2023
Filing →
SCYNEXIS INC
SCYX
Award10,000$0.00$010,000
6/17/2022
Filed: 6/22/2022
Filing →
SCYNEXIS INC
SCYX
Award10,000$0.00$022,000
6/17/2022
Filed: 6/22/2022
Filing →
SCYNEXIS INC
SCYX
Award10,000$0.00$010,000
6/16/2021
Filed: 6/21/2021
Filing →
SCYNEXIS INC
SCYX
Award55,000$0.00$055,000
7/6/2020
Filed: 3/31/2021
Filing →
SCYNEXIS INC
SCYX
Award4,000--4,000
12/21/2020
Filed: 12/23/2020
Filing →
SCYNEXIS INC
SCYX
Award4,000--4,000
12/21/2020
Filed: 12/23/2020
Filing →
SCYNEXIS INC
SCYX
Purchase8,000$6.25$50K12,000
12/21/2020
Filed: 12/23/2020
Filing →
TETRAPHASE PHARMACEUTICALS INC
TTPH
U15,703--0
7/28/2020
Filed: 7/29/2020
Filing →
SCYNEXIS INC
SCYX
Award45,000$0.00$045,000
7/6/2020
Filed: 7/8/2020
Filing →
SCYNEXIS INC
SCYX
Award45,000$0.00$045,000
6/18/2019
Filed: 6/20/2019
Filing →
TETRAPHASE PHARMACEUTICALS INC
TTPH
Award300,000$0.00$0300,000
1/17/2019
Filed: 1/18/2019
Filing →
TETRAPHASE PHARMACEUTICALS INC
TTPH
Award100,000$0.00$0100,000
1/17/2019
Filed: 1/18/2019
Filing →
TETRAPHASE PHARMACEUTICALS INC
TTPH
Award3,332--134,396
11/14/2018
Filed: 1/18/2019
Filing →
TETRAPHASE PHARMACEUTICALS INC
TTPH
Award2,058--131,064
5/14/2018
Filed: 1/18/2019
Filing →
SCYNEXIS INC
SCYX
Type
Award
Shares
23,000
Price
-
Value
-
SCYNEXIS INC
SCYX
Type
Award
Shares
23,000
Price
-
Value
-
SCYNEXIS INC
SCYX
Type
Award
Shares
23,000
Price
-
Value
-
SCYNEXIS INC
SCYX
Type
Award
Shares
23,000
Price
-
Value
-
SCYNEXIS INC
SCYX
Type
Award
Shares
10,000
Price
$0.00
Value
$0
SCYNEXIS INC
SCYX
Type
Award
Shares
10,000
Price
$0.00
Value
$0
SCYNEXIS INC
SCYX
Type
Award
Shares
10,000
Price
$0.00
Value
$0
SCYNEXIS INC
SCYX
Type
Award
Shares
10,000
Price
$0.00
Value
$0
SCYNEXIS INC
SCYX
Type
Award
Shares
10,000
Price
$0.00
Value
$0
SCYNEXIS INC
SCYX
Type
Award
Shares
55,000
Price
$0.00
Value
$0
SCYNEXIS INC
SCYX
Type
Award
Shares
4,000
Price
-
Value
-
SCYNEXIS INC
SCYX
Type
Award
Shares
4,000
Price
-
Value
-
SCYNEXIS INC
SCYX
Type
Purchase
Shares
8,000
Price
$6.25
Value
$50K
TETRAPHASE PHARMACEUTICALS INC
TTPH
Type
U
Shares
15,703
Price
-
Value
-
SCYNEXIS INC
SCYX
Type
Award
Shares
45,000
Price
$0.00
Value
$0
SCYNEXIS INC
SCYX
Type
Award
Shares
45,000
Price
$0.00
Value
$0
TETRAPHASE PHARMACEUTICALS INC
TTPH
Type
Award
Shares
300,000
Price
$0.00
Value
$0
TETRAPHASE PHARMACEUTICALS INC
TTPH
Type
Award
Shares
100,000
Price
$0.00
Value
$0
TETRAPHASE PHARMACEUTICALS INC
TTPH
Type
Award
Shares
3,332
Price
-
Value
-
TETRAPHASE PHARMACEUTICALS INC
TTPH
Type
Award
Shares
2,058
Price
-
Value
-
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© 2026 13F Insight — Track smart money. Ask the AI Agent.

Listed on Turbo0Featured on Findly ToolsFeatured on toolfame.comFeatured on saasfame.comFeatured on Gets.ToolsZ-ImageFeatured On Micro SaaS ExamplesListed on MarketingDBFeatured on SaasDBFeatured on FazierBusiness Services - OnToplist.comFeatured on SubmitMySaasFeatured on ToolDirsFeatured on ToolfioFeatured on Twelve ToolsListed on uno directoryFeatured on Dang.aiFeatured on ToolPilotFeatured on Startup FameFeatured on PostmakeFeatured on Code.Market