| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
Director
2 companies
Steven D Cosler is Director at NNN, with reported holdings spanning 2 companies. Steven D Cosler's net worth is not public. Form 4 filings only show shares in the companies where this person is an insider; those holdings are worth an estimated $4.0M at current prices.
Our model assigns Steven D Cosler a middling insider score of 67/100, based on 3 past trades. Over a 12-month horizon, both of those trades were profitable, with an average 12-month return of +37.2%.
Steven D Cosler's largest disclosed position is in NNN as Director, worth about $2.8M. Net of sales, the NNN filings show accumulation of 3,676 shares.
Steven D Cosler has 48 Form 4 filings on record from August 2016 to May 2026, across 2 companies: Director at Guardian Pharmacy Services (GRDN), 2024–2026; Director at Nnn Reit (NNN), 2016–2026.
The 60 reported transactions were 52 stock awards, 7 open-market purchases and 1 other transaction.
Counted by filing, the open-market trades come to 5 purchases worth about $417K and no sales.
The largest open-market purchase was 7,000 shares of GRDN at an average $21.22 on November 19, 2024, about $149K. Twelve months later GRDN was up 28%.
| Date | Ticker | Role | Type | Shares | Price | Value | Chg% | 3M | 12M | SEC |
|---|---|---|---|---|---|---|---|---|---|---|
| Dec 3, 2025 | GRDN Guardian Pharmacy Services, Inc. | Director | Buy | 3,370 | $29.61 | $99,785.70 | +15.6% | +16.3% | - | |
| Nov 19, 2024 | GRDN Guardian Pharmacy Services, Inc. | Director | Buy | 7,000 | $21.22 | $148,540.00 | +65.3% | -7.1% | +27.8% | |
| Sep 27, 2024 | GRDN Guardian Pharmacy Services, Inc. | Director | Buy | 7,142 | $14.00 | $99,988.00 | New | +27.3% | +46.5% | |
| Mar 26, 2020 | NNN Nnn Reit, Inc. | Director | Buy | 411 | $19.70 | $8,096.86 | +12.6% | - | - | |
| Mar 24, 2020 | NNN Nnn Reit, Inc. | Director | Buy | 3,265 | $18.71 | $61,085.89 | New | - | - |