InsidersTradesSigma
Total declarations
Company
▲ Purchases (40 ops.)
▼ Sales (0 ops.)
Insider track record
CFODisclosed buys
40
Disclosed sells
0
T+90 hit rate
15%
T+90 mean return
-38.7%
Across 27 buy signals with a settled T+90 return. Return basis: close on the day after publication.
Signal history
Browse the detailed record of transactions filed by Davis Michael A /, Chief Financial Officer. Insider active across 1 company, notably Cyanotech CORP. Aggregated, 46 reports have been logged. Breakdown: 40 buys · 0 sell. Total volume traded: €580k. History available since 18 October 2021. The latest transaction was disclosed on 28 August 2025 (Attribution). Regulator: SEC (Form 4). The full history is accessible without signup.
Companies and markets linked to Davis Michael A /
Open company profiles for insider transactions, fundamentals and analyst consensus when available.
Declarations46 total
50,000 shares0Cyanotech Corporation Common StockSEC:0001437749-25-028191:0
5,000 shares@ US$0.760.5% of flowCyanotech Corporation Common StockSEC:0001437749-24-030594:0
Canonical exit: 30 Dec 2024 (T+90)
5,000 shares@ US$0.770.5% of flowCyanotech Corporation Common StockSEC:0001437749-24-030360:0
Canonical exit: 26 Dec 2024 (T+90)
5,000 shares@ US$0.770.5% of flowCyanotech Corporation Common StockSEC:0001437749-24-030159:0
Canonical exit: 24 Dec 2024 (T+90)
5,000 shares@ US$0.770.5% of flowCyanotech Corporation Common StockSEC:0001437749-24-029976:0
Canonical exit: 22 Dec 2024 (T+90)
5,000 shares@ US$0.740.5% of flowCyanotech Corporation Common StockSEC:0001437749-24-029826:0
Canonical exit: 18 Dec 2024 (T+90)
4,000 shares@ US$0.740.4% of flowCyanotech Corporation Common StockSEC:0001437749-24-029606:0
Canonical exit: 16 Dec 2024 (T+90)
5,000 shares@ US$0.820.6% of flowCyanotech Corporation Common StockSEC:0001437749-24-029379:0
Canonical exit: 12 Dec 2024 (T+90)
5,000 shares@ US$0.830.6% of flowCyanotech Corporation Common StockSEC:0001437749-24-029151:0
Canonical exit: 10 Dec 2024 (T+90)
5,000 shares@ US$0.840.6% of flowCyanotech Corporation Common StockSEC:0001437749-24-028990:0
Canonical exit: 8 Dec 2024 (T+90)
5,000 shares@ US$0.840.6% of flowCyanotech Corporation Common StockSEC:0001437749-24-028752:0
Canonical exit: 4 Dec 2024 (T+90)
5,000 shares@ US$0.790.6% of flowCyanotech Corporation Common StockSEC:0001437749-24-028576:0
Canonical exit: 2 Dec 2024 (T+90)
5,000 shares@ US$0.750.5% of flowCyanotech Corporation Common StockSEC:0001437749-24-028241:0
Canonical exit: 27 Nov 2024 (T+90)
5,000 shares@ US$0.800.6% of flowCyanotech Corporation Common StockSEC:0001437749-24-028041:0
Canonical exit: 25 Nov 2024 (T+90)
5,000 shares@ US$0.840.6% of flowCyanotech Corporation Common StockSEC:0001437749-24-027840:0
Canonical exit: 21 Nov 2024 (T+90)
5,000 shares@ US$0.750.5% of flowCyanotech Corporation Common StockSEC:0001437749-24-027653:0
Canonical exit: 19 Nov 2024 (T+90)
5,000 shares@ US$0.890.6% of flowCyanotech Corporation Common StockSEC:0001437749-24-027464:0
Canonical exit: 17 Nov 2024 (T+90)
5,000 shares@ US$0.750.5% of flowCyanotech Corporation Common StockSEC:0001437749-24-027200:0
Canonical exit: 13 Nov 2024 (T+90)
5,000 shares@ US$0.740.5% of flowCyanotech Corporation Common StockSEC:0001437749-24-027002:0
Canonical exit: 11 Nov 2024 (T+90)
5,000 shares@ US$0.790.6% of flowCyanotech Corporation Common StockSEC:0001437749-24-026342:0
Canonical exit: 7 Nov 2024 (T+90)
5,000 shares@ US$0.700.5% of flowCyanotech Corporation Common StockSEC:0001437749-24-025833:0
Canonical exit: 5 Nov 2024 (T+90)
5,000 shares@ US$0.770.6% of flowCyanotech Corporation Common StockSEC:0001437749-24-025135:0
Canonical exit: 3 Nov 2024 (T+90)
5,000 shares@ US$0.830.6% of flowCyanotech Corporation Common StockSEC:0001437749-24-024634:0
Canonical exit: 30 Oct 2024 (T+90)
5,000 shares@ US$0.710.5% of flowCyanotech Corporation Common StockSEC:0001437749-24-024267:0
Canonical exit: 28 Oct 2024 (T+90)
5,000 shares@ US$0.640.5% of flowCyanotech Corporation Common StockSEC:0001437749-24-023939:0
Canonical exit: 24 Oct 2024 (T+90)
25 of 46 declarations
About Davis Michael A /
DAVIS MICHAEL A / is Directeur Financier and is linked to Cyanotech CORP, where he is a Director. He appears in 46 filings, all included in the recent sampled filings covering the period from 2021-10-20 to 2025-09-02, with acquisitions totaling EUR 579855 and no sales.
