FROST PHILLIP MD ET AL
Director · Officer · Ten-percent owner · OPK, FLNT
As of 2026-09-27, FROST PHILLIP MD ET AL has 120 Form 4 transactions on record across 2 companies — 49 in the trailing 12 months.
Everything this person has disclosed to the SEC on Form 4 — across every company they file for — reconstructed from the public record. A filing history, not a tip sheet.
Pattern in the record: open-market purchases filed in February in multiple years since 2024 — a recurring calendar cadence, more consistent with scheduled activity than a one-off decision.
Reconstructed holdings
Reconstructed from this person's own Form 4 filings — the total each filing reported owning afterward, priced at the close on the as-of date shown. A filed position can lag the real one.
Direct and indirect holdings (e.g. through a trust or fund) are tagged separately, as filed.
Trades by company
Filing ledger
| Date | Company | Action | Shares @ price | Value | Ownership Δ | Owned after | Filing |
|---|---|---|---|---|---|---|---|
| 2026-08-05 | — | Purchase | 10,000 @ $0.98 | $10K | +0.5% of holding | 1,993,551 | Form 4 |
| 2026-08-03 | — | Purchase | 75,000 @ $0.94 | $71K | +3.9% of holding | 1,983,551 | Form 4 |
| 2026-02-24 | — | Purchase | 20,000 @ $1.00 | $20K | +1.1% of holding | 1,908,551 | Form 4 |
| 2026-02-06 | — | Purchase | 50,000 @ $0.95 | $47K | +2.7% of holding | 1,888,551 | Form 4 |
| 2025-12-31 | — | Purchase | 50,000 @ $0.95 | $47K | +2.8% of holding | 1,838,551 | Form 4 |
| 2025-12-30 | — | Purchase | 20,000 @ $0.97 | $19K | +1.1% of holding | 1,788,551 | Form 4 |
| 2025-12-26 | — | Purchase | 40,000 @ $0.97 | $39K | +2.3% of holding | 1,768,551 | Form 4 |
| 2025-12-24 | — | Purchase | 25,000 @ $0.97 | $24K | +1.5% of holding | 1,728,551 | Form 4 |
| 2025-11-26 | — | Purchase | 2,500 @ $0.99 | $2K | +0.1% of holding | 1,703,551 | Form 4 |
| 2025-11-26 | — | Purchase | 1,500 @ $1.00 | $2K | +0.1% of holding | 1,701,051 | Form 4 |
| 2025-11-25 | — | Purchase | 20,000 @ $0.94 | $19K | +1.2% of holding | 1,699,551 | Form 4 |
| 2025-11-21 | OPK | Purchase | 192,870 @ $1.33 | $257K | +0.1% of holding | 216,706,448 | Form 4 |
| 2025-11-21 | OPK | Purchase | 191,490 @ $1.33 | $255K | +0.1% of holding | 216,513,578 | Form 4 |
| 2025-11-21 | OPK | Purchase | 102,371 @ $1.30 | $133K | +0.0% of holding | 216,228,819 | Form 4 |
| 2025-11-21 | OPK | Purchase | 89,375 @ $1.32 | $118K | +0.0% of holding | 216,322,088 | Form 4 |
| 2025-11-21 | OPK | Purchase | 3,894 @ $1.32 | $5K | +0.0% of holding | 216,232,713 | Form 4 |
| 2025-11-20 | OPK | Purchase | 211,948 @ $1.33 | $282K | +0.1% of holding | 215,924,630 | Form 4 |
| 2025-11-20 | OPK | Purchase | 161,818 @ $1.33 | $216K | +0.1% of holding | 216,086,448 | Form 4 |
| 2025-11-20 | OPK | Purchase | 119,129 @ $1.32 | $157K | +0.1% of holding | 215,665,577 | Form 4 |
| 2025-11-20 | OPK | Purchase | 47,105 @ $1.32 | $62K | +0.0% of holding | 215,712,682 | Form 4 |
| 2025-11-20 | OPK | Purchase | 24,579 @ $1.34 | $33K | +0.0% of holding | 216,111,027 | Form 4 |
| 2025-11-20 | OPK | Purchase | 13,664 @ $1.35 | $18K | +0.0% of holding | 216,126,448 | Form 4 |
| 2025-11-20 | OPK | Purchase | 1,757 @ $1.34 | $2K | +0.0% of holding | 216,112,784 | Form 4 |
| 2025-11-19 | OPK | Purchase | 198,904 @ $1.31 | $262K | +0.1% of holding | 215,390,952 | Form 4 |
| 2025-11-19 | OPK | Purchase | 155,496 @ $1.32 | $205K | +0.1% of holding | 215,546,448 | Form 4 |
| 2025-11-19 | OPK | Purchase | 66,504 @ $1.31 | $87K | +0.0% of holding | 215,192,048 | Form 4 |
| 2025-11-19 | OPK | Purchase | 58,160 @ $1.28 | $75K | +0.0% of holding | 215,060,933 | Form 4 |
| 2025-11-19 | OPK | Purchase | 36,325 @ $1.28 | $46K | +0.0% of holding | 215,002,773 | Form 4 |
| 2025-11-19 | OPK | Purchase | 30,082 @ $1.30 | $39K | +0.0% of holding | 215,112,551 | Form 4 |
| 2025-11-19 | OPK | Purchase | 21,236 @ $1.29 | $28K | +0.0% of holding | 215,082,469 | Form 4 |
| 2025-11-19 | OPK | Purchase | 12,993 @ $1.30 | $17K | +0.0% of holding | 215,125,544 | Form 4 |
| 2025-11-19 | OPK | Purchase | 300 @ $1.29 | $387 | +0.0% of holding | 215,061,233 | Form 4 |
| 2025-11-18 | OPK | Purchase | 212,608 @ $1.27 | $271K | +0.1% of holding | 214,779,163 | Form 4 |
| 2025-11-18 | OPK | Purchase | 83,556 @ $1.28 | $107K | +0.0% of holding | 214,932,875 | Form 4 |
| 2025-11-18 | OPK | Purchase | 69,728 @ $1.28 | $89K | +0.0% of holding | 214,848,891 | Form 4 |
| 2025-11-18 | OPK | Purchase | 66,635 @ $1.25 | $84K | +0.0% of holding | 214,503,083 | Form 4 |
| 2025-11-18 | OPK | Purchase | 49,590 @ $1.25 | $62K | +0.0% of holding | 214,436,448 | Form 4 |
| 2025-11-18 | OPK | Purchase | 33,572 @ $1.29 | $43K | +0.0% of holding | 214,966,448 | Form 4 |
| 2025-11-18 | OPK | Purchase | 15,000 @ $1.26 | $19K | +0.0% of holding | 214,564,783 | Form 4 |
| 2025-11-18 | OPK | Purchase | 1,772 @ $1.27 | $2K | +0.0% of holding | 214,566,555 | Form 4 |
| 2025-11-18 | OPK | Purchase | 428 @ $1.28 | $550 | +0.0% of holding | 214,849,319 | Form 4 |
| 2025-11-18 | OPK | Purchase | 410 @ $1.25 | $510 | +0.0% of holding | 214,386,858 | Form 4 |
| 2025-11-18 | OPK | Purchase | 1 @ $1.29 | $1 | +0.0% of holding | 214,932,876 | Form 4 |
| 2025-10-31 | OPK | Purchase | 150,000 @ $1.42 | $213K | +0.1% of holding | 214,386,448 | Form 4 |
| 2025-08-08 | OPK | Purchase | 675,000 @ $1.32 | $891K | +0.3% of holding | 214,676,448 | Form 4 |
| 2025-06-06 | — | Purchase | 195,852 @ $1.10 | $215K | +15.4% of holding | 1,467,782 | Form 4 |
| 2025-04-10 | OPK | Purchase | 125,000 @ $1.36 | $170K | +0.1% of holding | 214,001,448 | Form 4 |
| 2025-04-08 | OPK | Purchase | 125,000 @ $1.48 | $185K | +0.1% of holding | 213,876,448 | Form 4 |
| 2025-04-01 | OPK | Purchase | 100,000 @ $1.65 | $165K | +0.0% of holding | 213,751,448 | Form 4 |
| 2025-03-28 | OPK | Purchase | 150,000 @ $1.70 | $254K | +0.1% of holding | 213,651,448 | Form 4 |
| 2025-03-17 | OPK | Purchase | 200,000 @ $1.74 | $348K | +0.1% of holding | 213,501,448 | Form 4 |
| 2025-03-04 | OPK | Purchase | — @ $436500.00 | — | ownership Δ n/a | — | Form 4 |
| 2025-03-04 | OPK | Purchase | — @ $436500.00 | — | ownership Δ n/a | — | Form 4 |
| 2025-03-04 | OPK | Purchase | — @ $436500.00 | — | ownership Δ n/a | — | Form 4 |
| 2025-03-03 | OPK | Purchase | — @ $1707125.00 | — | ownership Δ n/a | — | Form 4 |
| 2025-03-03 | OPK | Purchase | — @ $1707125.00 | — | ownership Δ n/a | — | Form 4 |
| 2025-03-03 | OPK | Purchase | — @ $1703250.00 | — | ownership Δ n/a | — | Form 4 |
| 2025-03-03 | OPK | Purchase | — @ $1707125.00 | — | ownership Δ n/a | — | Form 4 |
| 2025-03-03 | OPK | Purchase | — @ $1703250.00 | — | ownership Δ n/a | — | Form 4 |
| 2025-03-03 | OPK | Purchase | — @ $1703250.00 | — | ownership Δ n/a | — | Form 4 |
| 2025-02-28 | OPK | Purchase | 67,434 @ $1.71 | $115K | +0.0% of holding | 213,301,448 | Form 4 |
| 2025-02-28 | OPK | Purchase | — @ $1652750.00 | — | ownership Δ n/a | — | Form 4 |
| 2025-02-28 | OPK | Purchase | — @ $1652750.00 | — | ownership Δ n/a | — | Form 4 |
| 2025-02-28 | OPK | Purchase | — @ $1652750.00 | — | ownership Δ n/a | — | Form 4 |
| 2025-01-28 | OPK | Purchase | 47,537 @ $1.47 | $70K | +0.0% of holding | 213,234,014 | Form 4 |
| 2025-01-17 | OPK | Purchase | 150,000 @ $1.47 | $220K | +0.1% of holding | 213,186,477 | Form 4 |
| 2025-01-15 | OPK | Purchase | 500,000 @ $1.48 | $741K | +0.2% of holding | 213,036,477 | Form 4 |
| 2024-12-13 | OPK | Purchase | 125,000 @ $1.59 | $199K | +0.1% of holding | 212,536,477 | Form 4 |
| 2024-12-11 | OPK | Purchase | 500,000 @ $1.56 | $781K | +0.2% of holding | 212,411,477 | Form 4 |
| 2024-12-02 | FLNT | Purchase | 647,892 @ $2.31 | $1.5M | ownership Δ n/a | 647,892 | Form 4 |
| 2024-11-29 | OPK | Purchase | 199,072 @ $1.53 | $305K | +0.1% of holding | 211,911,477 | Form 4 |
| 2024-11-22 | OPK | Purchase | 100,000 @ $1.59 | $159K | +0.0% of holding | 211,712,405 | Form 4 |
| 2024-11-14 | OPK | Purchase | 100,000 @ $1.62 | $162K | +0.0% of holding | 211,612,405 | Form 4 |
| 2024-11-08 | OPK | Purchase | 280,183 @ $1.50 | $422K | +0.1% of holding | 211,512,405 | Form 4 |
| 2024-09-27 | OPK | Purchase | — @ $2541737.50 | — | ownership Δ n/a | — | Form 4 |
| 2024-09-27 | OPK | Purchase | — @ $2541737.50 | — | ownership Δ n/a | — | Form 4 |
| 2024-09-27 | OPK | Purchase | — @ $2541737.50 | — | ownership Δ n/a | — | Form 4 |
| 2024-09-25 | OPK | Purchase | — @ $1571050.00 | — | ownership Δ n/a | — | Form 4 |
| 2024-09-25 | OPK | Purchase | — @ $1571050.00 | — | ownership Δ n/a | — | Form 4 |
| 2024-05-23 | OPK | Purchase | 99,230 @ $1.27 | $126K | +0.0% of holding | 211,231,452 | Form 4 |
32 award / exercise / gift records — not counted as purchases
| Date | Company | Action | Shares | Owned after | Filing |
|---|---|---|---|---|---|
| 2026-09-11 | — | Award / grant | 21,930 | 1,511,642 | Form 4 |
| 2026-01-09 | — | Award / grant | 24,615 | 24,615 | Form 4 |
| 2025-11-18 | OPK | Award / grant | 46,700 | 214,549,783 | Form 4 |
| 2025-10-28 | — | Award / grant | 719,426 | 719,426 | Form 4 |
| 2025-10-28 | — | Award / grant | 359,713 | 1,679,551 | Form 4 |
| 2025-09-11 | — | Award / grant | 21,930 | 1,489,712 | Form 4 |
| 2025-09-04 | FLNT | Disposition | 571,429 | 0 | Form 4 |
| 2025-09-04 | FLNT | Other acquisition | 571,429 | 7,294,403 | Form 4 |
| 2025-08-19 | FLNT | Award / grant | 571,429 | 571,429 | Form 4 |
| 2025-08-19 | FLNT | Award / grant | 571,429 | 571,429 | Form 4 |
| 2025-08-18 | OPK | Gift | 440,000 | 214,236,448 | Form 4 |
| 2025-05-27 | OPK | Award / grant | 500,000 | 500,000 | Form 4 |
| 2025-05-19 | FLNT | Award / grant | 909,297 | 909,297 | Form 4 |
| 2025-05-19 | FLNT | Disposition | 909,297 | 0 | Form 4 |
| 2025-05-19 | FLNT | Other acquisition | 909,297 | 5,747,222 | Form 4 |
| 2025-05-19 | FLNT | Withheld for tax | 212 | 5,747,010 | Form 4 |
| 2025-05-19 | FLNT | Award / grant | 909,297 | 909,297 | Form 4 |
| 2025-03-20 | FLNT | Option exercise | 459,981 | 459,981 | Form 4 |
| 2025-03-20 | FLNT | Option exercise | 459,981 | 4,838,037 | Form 4 |
| 2025-03-20 | FLNT | Withheld for tax | 112 | 4,837,925 | Form 4 |
| 2025-03-19 | FLNT | Award / grant | 459,981 | 459,981 | Form 4 |
| 2024-12-09 | FLNT | Exercise | 647,892 | 4,378,056 | Form 4 |
| 2024-12-09 | FLNT | Exercise | 647,892 | 0 | Form 4 |
| 2024-10-09 | — | Award / grant | 27,100 | 27,100 | Form 4 |
| 2024-09-11 | — | Award / grant | 21,930 | 1,271,930 | Form 4 |
| 2024-08-19 | FLNT | Award / grant | — | — | Form 4 |
| 2024-08-19 | FLNT | Award / grant | — | — | Form 4 |
| 2024-08-19 | FLNT | Award / grant | — | — | Form 4 |
| 2024-07-24 | OPK | Award / grant | 500,000 | 3,568,951 | Form 4 |
| 2024-07-05 | FLNT | Exercise | 591,017 | 3,730,164 | Form 4 |
| 2024-07-05 | FLNT | Exercise | 591,017 | 0 | Form 4 |
| 2024-05-13 | FLNT | Award / grant | 591,017 | 591,017 | Form 4 |
Source: SEC Form 4 filings. Each row links to its original filing.
Research tool, not investment advice — historical frequencies, not recommendations. A product of Marovel Technologies LLC. Full terms.