Insider Ledger
Medpace Holdings, Inc. (MEDP) insider buying and SEC filings
Medpace Holdings, Inc. · CIK 1668397
Tracked: Forms 3/4/5, 8-K, NT · All filings on sec.gov
Company profile
- Exchanges
- Nasdaq
- Industry (SIC)
- Services-Commercial Physical & Biological Research
- State of incorporation
- DE
- Fiscal year end
- Dec 31
Insider activity in the last 12 months
Bought
$0
Insiders who bought
0
Sold (not marked 10b5-1)
$404.2M
Planned sales (10b5-1)
$12.8M
Insider purchases and sales, last 12 months
| Traded | Type | What was filed | Source |
|---|---|---|---|
| Oct 29, 2026 | Sale | Stephen P. Ewald (General Counsel & Corp. Secy.) sold 1,245 shares at $690.00 ($859K). Holdings down 6% to 19,098 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Nov 2, 2026, 6:24 PM ET |
| Oct 26–27, 2026 | Sale | Susan E. Burwig (Exec. VP, Operations) sold 20,000 shares between Oct 26 and Oct 27 at $677.00 ($13.5M). Holdings down 27% to 54,012 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Oct 28, 2026, 4:23 PM ET |
| Sep 29–30, 2026 | Sale | August J. Troendle (CEO and Director) sold 48,667 shares between Sep 29 and Sep 30 at about $623.03 ($30.3M). Holdings down 13% to 338,225 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Oct 1, 2026, 5:43 PM ET |
| Sep 25–28, 2026 | Sale | August J. Troendle (CEO and Director) sold 2,564 shares between Sep 25 and Sep 28 at about $620.10 ($1.6M). Holdings down 1% to 386,892 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Sep 29, 2026 |
| Sep 23–24, 2026 | Sale | August J. Troendle (CEO and Director) sold 43,916 shares between Sep 23 and Sep 24 at about $624.01 ($27.4M). Holdings down 10% to 389,456 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Sep 25, 2026 |
| Sep 21–22, 2026 | Sale | August J. Troendle (CEO and Director) sold 70,901 shares between Sep 21 and Sep 22 at about $626.62 ($44.4M). Holdings down 14% to 433,372 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Sep 23, 2026 |
| Sep 17, 2026 | Sale | August J. Troendle (CEO and Director) sold 10,880 shares at about $620.40 ($6.7M). Holdings down 2% to 504,273 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Sep 21, 2026 |
| Sep 15–16, 2026 | Sale | August J. Troendle (CEO and Director) sold 24,741 shares between Sep 15 and Sep 16 at about $621.00 ($15.4M). Holdings down 5% to 515,153 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Sep 17, 2026 |
| Aug 27, 2026 | Sale | August J. Troendle (CEO and Director) sold 650 shares at about $620.27 ($403K). Holdings down <1% to 539,894 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Aug 31, 2026 |
| Aug 25–26, 2026 | Sale | August J. Troendle (CEO and Director) sold 4,673 shares between Aug 25 and Aug 26 at about $620.08 ($2.9M). Holdings down 1% to 540,544 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Aug 27, 2026 |
| Aug 21–24, 2026 | Sale | August J. Troendle (CEO and Director) sold 15,978 shares between Aug 21 and Aug 24 at about $623.93 ($10.0M). Holdings down 3% to 545,217 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Aug 25, 2026 |
| Aug 19–20, 2026 | Sale | August J. Troendle (CEO and Director) sold 42,783 shares between Aug 19 and Aug 20 at about $614.30 ($26.3M). Holdings down 7% to 561,195 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Aug 21, 2026 |
| Aug 19, 2026 | Sale | Brian T Carley (Director) sold 5,000 shares at about $608.63 ($3.0M). Holdings down 15% to 27,825 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Aug 21, 2026 |
| Aug 12–13, 2026 | Sale | August J. Troendle (CEO and Director) sold 11,824 shares between Aug 12 and Aug 13 at about $601.49 ($7.1M). Holdings down 2% to 603,978 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Aug 14, 2026 |
| Aug 11, 2026 | Sale | Cornelius P. McCarthy III (Director) sold 1,140 shares at $605.37 ($690K). Holdings down 8% to 12,275 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Aug 13, 2026 |
| Aug 10–11, 2026 | Sale | August J. Troendle (CEO and Director) sold 23,144 shares between Aug 10 and Aug 11 at about $604.25 ($14.0M). Holdings down 4% to 615,802 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Aug 12, 2026 |
| Jul 28, 2026 | Sale | Susan E. Burwig (Exec. VP, Operations) sold 7,500 shares at $600.00 ($4.5M). Holdings down 11% to 62,984 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Jul 29, 2026 |
| Jul 27–28, 2026 | Sale | August J. Troendle (CEO and Director) sold 7,238 shares between Jul 27 and Jul 28 at about $600.44 ($4.3M). Holdings down 1% to 638,946 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Jul 29, 2026 |
| Dec 3, 2025 | Sale | August J. Troendle (CEO and Director) sold 668 shares at about $590.69 ($395K). Holdings down <1% to 646,184 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Dec 4, 2025 |
| Dec 1–2, 2025 | Sale | August J. Troendle (CEO and Director) sold 28,876 shares between Dec 1, 2025 and Dec 2, 2025 at about $592.70 ($17.1M). Holdings down 4% to 646,852 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Dec 3, 2025 |
| Nov 26–28, 2025 | Sale | August J. Troendle (CEO and Director) sold 56,482 shares between Nov 26, 2025 and Nov 28, 2025 at about $603.28 ($34.1M). Holdings down 8% to 675,728 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Dec 1, 2025 |
| Nov 24, 2025 | Sale | Susan E. Burwig (Exec. VP, Operations) sold 20,000 shares at about $609.15 ($12.2M). Holdings down 42% to 27,500 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Nov 26, 2025 |
| Nov 24–25, 2025 | Sale | August J. Troendle (CEO and Director) sold 101,417 shares between Nov 24, 2025 and Nov 25, 2025 at about $611.02 ($62.0M). Holdings down 12% to 732,210 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Nov 26, 2025 |
| Nov 20–21, 2025 | Sale | August J. Troendle (CEO and Director) sold 28,688 shares between Nov 20, 2025 and Nov 21, 2025 at about $593.68 ($17.0M). Holdings down 3% to 833,627 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Nov 24, 2025 |
| Nov 18–19, 2025 | Sale | August J. Troendle (CEO and Director) sold 31,053 shares between Nov 18, 2025 and Nov 19, 2025 at about $591.79 ($18.4M). Holdings down 3% to 862,315 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Nov 20, 2025 |
| Nov 14–17, 2025 | Sale | August J. Troendle (CEO and Director) sold 20,794 shares between Nov 14, 2025 and Nov 17, 2025 at about $594.02 ($12.4M). Holdings down 2% to 893,368 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Nov 18, 2025 |
| Nov 12–13, 2025 | Sale | August J. Troendle (CEO and Director) sold 10,440 shares between Nov 12, 2025 and Nov 13, 2025 at about $602.32 ($6.3M). Holdings down 1% to 914,162 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Nov 14, 2025 |
| Nov 11, 2025 | Sale | Susan E. Burwig (Exec. VP, Operations) sold 18,000 shares at $605.00 ($10.9M). Holdings down 27% to 47,500 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Nov 12, 2025 |
| Nov 5, 2025 | Planned (10b5-1) | Jesse J. Geiger (President / COO) sold 21,503 shares at about $595.66 ($12.8M), marked as a 10b5-1 plan trade. Holdings down 59% to 15,000 shares. | SEC filing Filed Nov 7, 2025 |
52 routine transactions (such as grants, option exercises or tax withholding) are not listed.
Cluster buys
No cluster buys in the last 12 months.
Red flags
No red flags in the last 12 months.
Key events
No key events in the last 12 months.
8-K filings, last 12 months
No 8-K filings in the last 12 months.
Red flags are objective triggers only: the item or form filed, never an opinion.
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