| 2023-04-19 | +49.4% | earnings | Seeking Alpha | Gatekeeper Systems GAAP EPS of $0.02, revenue of $9.68M |
| 2025-10-06 | +19.6% | expansion | Seeking Alpha | Gatekeeper Systems secures $5.4M OEM contract with Alstom for SEPTA Streetcar project |
| 2024-09-10 | +17.5% | earnings | Seeking Alpha | Gatekeeper Systems expects a 57% increase in fourth quarter revenue |
| 2025-01-29 | -15.3% | earnings | Seeking Alpha | Gatekeeper Systems GAAP EPS of $0.01, revenue of $7.28M |
| 2025-12-29 | -14.0% | earnings | TMX Newsfile | Gatekeeper Reports $31.8M Revenue in Fiscal 2025 - TMX Newsfile |
| 2025-11-05 | -13.9% | M&A | Seeking Alpha | Gatekeeper Systems announces $10.1M bought deal private placement |
| 2025-11-05 | -13.9% | M&A | Yahoo Finance | Gatekeeper Announces $10 Million Bought Deal Private Placement - Yahoo Finance |
| 2024-07-31 | -13.8% | earnings | Seeking Alpha | Gatekeeper Systems reports FQ3 results |
| 2022-03-31 | +12.8% | expansion | Seeking Alpha | Gatekeeper announces $733K contracts for transit bus wireless data connectivity |
| 2022-01-31 | +11.8% | earnings | Seeking Alpha | Gatekeeper Systems GAAP EPS of $0.00, revenue of $2.7M |
| 2022-12-19 | +11.7% | earnings | Seeking Alpha | Gatekeeper Systems GAAP EPS of $0.02, revenue of $20M |
| 2022-08-02 | -10.1% | earnings | Seeking Alpha | Gatekeeper Systems GAAP EPS of $0.00, revenue of $4.39M |
| 2021-12-30 | +10.0% | news | Seeking Alpha | Gatekeeper Systems reports FY results |
| 2023-01-26 | -9.3% | earnings | Seeking Alpha | Gatekeeper Systems GAAP EPS of $0.00, revenue of $4.9M |
| 2022-04-29 | -8.9% | earnings | Seeking Alpha | Gatekeeper Systems GAAP EPS of $0.00, revenue of $3.1M |
| 2023-12-29 | +7.2% | earnings | Seeking Alpha | Gatekeeper Systems GAAP EPS of $0.03, revenue of $27.85M |
| 2025-03-05 | +6.2% | expansion | Seeking Alpha | Gatekeeper announces C$1M OEM paratransit contract |
| 2024-04-22 | +5.6% | expansion | Seeking Alpha | Gatekeeper Systems' unit gets $471K contract |
| 2026-01-20 | -5.2% | news | Seeking Alpha | Gatekeeper Systems: FY 2025 Was Ugly, But The Backlog Tells A Different Story |
| 2026-01-20 | -5.2% | news | Seeking Alpha | Gatekeeper Systems: FY 2025 Was Ugly, But The Backlog Tells A Different Story - Seeking Alpha |
| 2026-01-29 | +5.2% | earnings | TMX Newsfile | Gatekeeper Reports $6M Revenue in Fiscal Q1 2026 |
| 2025-12-31 | +4.3% | earnings | Seeking Alpha | Gatekeeper Systems GAAP EPS of -$0.03, revenue of $31.79M misses by $1.06M |
| 2025-07-14 | -3.7% | M&A | Seeking Alpha | Gatekeeper Systems announces $10M bought deal private placement |
| 2024-04-30 | -3.3% | earnings | Seeking Alpha | Gatekeeper Systems reports FQ2 results |
| 2025-07-31 | +3.1% | earnings | Seeking Alpha | Gatekeeper Systems GAAP EPS of -$0.01, revenue of $7.46M |
| 2025-11-04 | -3.0% | analyst | Seeking Alpha | Gatekeeper Systems: An Amazing Year And An Uncertain Future (Rating Downgrade) |
| 2025-11-04 | -3.0% | analyst | Seeking Alpha | Gatekeeper Systems: An Amazing Year And An Uncertain Future (Rating Downgrade) (OTCMKTS:GKPRF) - Seeking Alpha |
| 2022-05-17 | -3.0% | earnings | StockInvest.us | Gatekeeper Systems (GKPRF) Earnings Report: Key Numbers & Transcript Summary - StockInvest.us |
| 2026-04-10 | -2.9% | news | Seeking Alpha | Gatekeeper Systems: Traders Losing Patience During Long Radio Silence |
| 2026-04-10 | -2.9% | news | Seeking Alpha | Gatekeeper Systems: Traders Losing Patience During Long Radio Silence (TSXV:GSI:CA) - Seeking Alpha |
| 2025-03-04 | -2.9% | expansion | Seeking Alpha | Gatekeeper announces $3.5M SEPTA video services contract extension |
| 2026-04-23 | +2.7% | expansion | TMX Newsfile | Gatekeeper Announces C$1.7M School Bus Video and Subscriptions Contract with Atlanta Public Schools |
| 2024-06-17 | -2.1% | news | Seeking Alpha | Gatekeeper Systems: Recent Legislation Can Help Sustain A Track Record Of 20% Growth |
| 2021-04-27 | -2.1% | earnings | Seeking Alpha | Gatekeeper Systems reports Q1 results |
| 2025-10-22 | -1.1% | news | Yahoo Finance | Those who invested in Gatekeeper Systems (CVE:GSI) three years ago are up 948% - Yahoo Finance |
| 2021-05-04 | -1.0% | news | Seeking Alpha | Gatekeeper Systems: A Smart Investment In Smart Cities |
| 2023-09-19 | +0.8% | expansion | Seeking Alpha | Gatekeeper Systems announces $1.8M annual services contract |
| 2025-04-29 | -0.7% | earnings | Seeking Alpha | Gatekeeper Systems GAAP EPS of -$0.01, revenue of $5.9M |
| 2026-01-31 | -0.6% | news | Simply Wall St. | We're Hopeful That Gatekeeper Systems (CVE:GSI) Will Use Its Cash Wisely |
| 2025-04-25 | +0.6% | news | Stock Titan | GKPRF Stock Price, News & Analysis - Stock Titan |
| 2024-08-16 | +0.2% | earnings | Seeking Alpha | Gatekeeper: Sell-Off Based On Q3 Results Is Short-Sighted |
| 2024-08-16 | +0.2% | earnings | Seeking Alpha | Gatekeeper: Sell-Off Based On Q3 Results Is Short-Sighted (GKPRF) - Seeking Alpha |