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OPTIMIZERX (OPRX)
NASDAQ
$4.97-$0.32 (-5.97%)
Price as of Jun 03, 2026 7:53 PM EDT- $97.4MMarket Cap
- -60.06%1-Year Change
- Health Information ServicesIndustry
OPTIMIZERX (OPRX)
$4.97-$0.32 (-5.97%)
Top Holders
Institutional
Mutual Funds
Holder | Ownership %
| Shares Held | Change (Shares, %) | Report Date |
|---|---|---|---|---|
WHETSTONE CAPITAL ADVISORS, LLC | 8.04% | 1.5M | 0 (0.00%) | Mar 31, 2026 |
BLACKROCK FUNDING, INC. /DE | 7.12% | 1.3M | +60,737 (+4.55%) | Dec 31, 2024 |
BLACKROCK INC. | 6.26% | 1.2M | +90,127 (+7.67%) | Jun 30, 2024 |
BLACKROCK, INC. | 6.20% | 1.2M | -31,210 (-2.68%) | Mar 31, 2026 |
VANGUARD GROUP INC | 6.06% | 1.1M | +77,824 (+6.85%) | Dec 31, 2025 |
ROYCE & ASSOCIATES LP | 4.73% | 888,030 | +206,000 (+23.20%) | Mar 31, 2026 |
PARKMAN HEALTHCARE PARTNERS LLC | 3.89% | 729,369 | +190,720 (+26.15%) | Mar 31, 2026 |
Holder | Ownership %
| Shares Held | Change (Shares, %) | Report Date |
|---|---|---|---|---|
VANGUARD INDEX FUNDS | 3.58% | 671,312 | 0 (0.00%) | Mar 31, 2026 |
CALAMOS INVESTMENT TRUST/IL | 3.44% | 645,308 | +160,476 (+24.87%) | Jan 31, 2026 |
iSHARES TRUST | 3.30% | 618,514 | -16,032 (-2.59%) | Mar 31, 2026 |
ROYCE FUND | 2.44% | 457,111 | +86,160 (+18.85%) | Mar 31, 2026 |
AMERICAN CENTURY MUTUAL FUNDS, INC. | 2.29% | 429,454 | 0 (0.00%) | Jan 31, 2026 |
ARTISAN PARTNERS FUNDS INC | 2.17% | 408,098 | 0 (0.00%) | Mar 31, 2026 |
Jacob Funds Inc. | 1.84% | 345,191 | +126,100 (+36.53%) | Feb 28, 2026 |
Current Ownership Distribution
- Institutions243.4M (75.63%)
- Mutual Funds67.8M (21.06%)
- Insiders10.7M (3.31%)
- Other0 (0.00%)
Insider Transactions
- 3.31% (10.7M)Current InsiderOwnership (%, shares)
- 0Number of InsiderBuying (last 12 months)
- $0.00Amount of InsiderBuying (last 12 months)
- 2Number of InsiderSelling (last 12 months)
- $5.2MAmount of InsiderSelling (last 12 months)
Insider Name & Title | Type | Date
| Transaction Value | Shares | Share Price | Shares After Transactions |
|---|---|---|---|---|---|---|
Silvestro Stephen L Chief Executive Officer | In Kind | May 15, 2026 | $27,190.99 | 5,219 | $5.21 | 185,288 |
Odence-Ford Marion Chief Legal & Admin Officer | Exempt | Feb 11, 2026 | $0.00 | 4,000 | $0.00 | 0 |
Odence-Ford Marion Chief Legal & Admin Officer | Exempt | Feb 11, 2026 | $0.00 | 4,000 | $0.00 | 93,322 |
Odence-Ford Marion Chief Legal & Admin Officer | In Kind | Feb 11, 2026 | $12,792.78 | 1,386 | $9.23 | 91,936 |
Stelmakh Edward Chief Finance & Strat Officer | In Kind | Dec 23, 2025 | $46,602.92 | 3,658 | $12.74 | 123,172 |
Greco Theresa Chief Commercial Officer | In Kind | Dec 23, 2025 | $18,090.80 | 1,420 | $12.74 | 72,868 |
Odence-Ford Marion Chief Legal & Admin Officer | In Kind | Dec 23, 2025 | $51,609.74 | 4,051 | $12.74 | 89,322 |
Silvestro Stephen L Chief Executive Officer | In Kind | Dec 23, 2025 | $42,819.14 | 3,361 | $12.74 | 190,507 |
D'Silva Andrew J. Chief Business Officer | In Kind | Dec 19, 2025 | $9,497.53 | 703 | $13.51 | 44,735 |
Merrell Brendan W. CHIEF OPERATING OFFICER | In Kind | Dec 19, 2025 | $3,904.39 | 289 | $13.51 | 26,207 |
Besch Doug Chief Product & Tech Officer | Exempt | Dec 19, 2025 | $0.00 | 1,964 | $0.00 | 1,964 |
Stelmakh Edward Chief Finance & Strat Officer | Exempt | Dec 19, 2025 | $0.00 | 5,237 | $0.00 | 5,237 |
Silvestro Stephen L Chief Executive Officer | Exempt | Dec 19, 2025 | $0.00 | 6,546 | $0.00 | 6,547 |
Stelmakh Edward Chief Finance & Strat Officer | Exempt | Dec 19, 2025 | $0.00 | 5,237 | $0.00 | 128,218 |
Besch Doug Chief Product & Tech Officer | Exempt | Dec 19, 2025 | $0.00 | 1,964 | $0.00 | 71,536 |
Stelmakh Edward Chief Finance & Strat Officer | Sell | Dec 19, 2025 | $18,751.88 | 1,388 | $13.51 | 126,830 |
Silvestro Stephen L Chief Executive Officer | Exempt | Dec 19, 2025 | $0.00 | 6,546 | $0.00 | 195,462 |
Besch Doug Chief Product & Tech Officer | In Kind | Dec 19, 2025 | $7,849.31 | 581 | $13.51 | 70,955 |
Silvestro Stephen L Chief Executive Officer | In Kind | Dec 19, 2025 | $21,534.94 | 1,594 | $13.51 | 193,868 |
Greco Theresa Chief Commercial Officer | In Kind | Nov 01, 2025 | $34,689.57 | 1,693 | $20.49 | 74,288 |
Odence-Ford Marion Chief Legal & Admin Officer | Exempt | Oct 03, 2025 | $0.00 | 6,649 | $0.00 | 0 |
Stelmakh Edward Chief Finance & Strat Officer | Exempt | Oct 03, 2025 | $0.00 | 16,623 | $0.00 | 0 |
Merrell Brendan W. CHIEF OPERATING OFFICER | In Kind | Oct 03, 2025 | $9,056.25 | 483 | $18.75 | 27,208 |
Besch Doug Chief Product & Tech Officer | Exempt | Oct 03, 2025 | $0.00 | 3,325 | $0.00 | 0 |
Odence-Ford Marion Chief Legal & Admin Officer | Exempt | Oct 03, 2025 | $0.00 | 6,649 | $0.00 | 92,550 |
Stelmakh Edward Chief Finance & Strat Officer | Exempt | Oct 03, 2025 | $0.00 | 16,623 | $0.00 | 127,387 |
Odence-Ford Marion Chief Legal & Admin Officer | In Kind | Oct 03, 2025 | $36,600.00 | 1,952 | $18.75 | 90,598 |
Silvestro Stephen L Chief Executive Officer | Exempt | Oct 03, 2025 | $0.00 | 6,649 | $0.00 | 0 |
Stelmakh Edward Chief Finance & Strat Officer | In Kind | Oct 03, 2025 | $82,612.50 | 4,406 | $18.75 | 122,981 |
Besch Doug Chief Product & Tech Officer | Exempt | Oct 03, 2025 | $0.00 | 3,325 | $0.00 | 70,555 |