Sean E Harper
CIK 1541946 · EVP, Research & Development · last filed 2023-05-11
Sean E Harper is an EVP, Research & Development who has filed 50 SEC Form 4 insider transactions across 2 companies since 2012. The most recent filing, for SLRN, was dated May 11, 2023. Across all open-market trades the lifetime net is +$50.6M, making them a net buyer over the disclosed history. Current disclosed insider exposure totals $19.7M across reported positions.
"Disclosed insider exposure" sums this person's most-recently-reported share counts across each company they're an insider in, multiplied by the current underlying price. It is not net worth — it misses retail holdings, private investments, real estate, index funds, and any company where the person isn't an SEC-reporting insider. For informational purposes only.
$19.65M
2
50
$50.56M
Holdings By Company
| Symbol | Role | Shares | Price | Disclosed Exposure | Lifetime OM Net | Filings | Latest Filed |
|---|---|---|---|---|---|---|---|
| ACELYRIN, Inc. (SLRN) Delisted | 10%+ Owner | 8,540,729 | $2.27 | $19.39M | $67.50M | 1 | 2023-05-11 |
| AMGN | EVP, Research & Development | 56,082 | $350.43 | $19.65M | -$16.94M | 49 | 2018-07-16 |
Recent Filings
50 filings| Filed | Symbol | Action | Net Shares | Net $ | Link |
|---|---|---|---|---|---|
| 2023-05-11 | ACELYRIN, Inc. (SLRN) Delisted | Mixed | +29,372,187 | $67.50M | EDGAR |
| 2018-07-16 | AMGN | Sell (S) | −1,525 | -$298.5K | EDGAR |
| 2018-06-12 | AMGN | Sell (S) | −1,525 | -$281.0K | EDGAR |
| 2018-05-15 | AMGN | Sell (S) | −1,525 | -$265.5K | EDGAR |
| 2018-05-07 | AMGN | Tax (F) | −736 | -$124.7K | EDGAR |
| 2018-05-01 | AMGN | Grant (A) | +4,508 | $0 | EDGAR |
| 2018-04-16 | AMGN | Sell (S) | −1,525 | -$263.3K | EDGAR |
| 2018-03-27 | AMGN | Tax (F) | −7,549 | -$1.33M | EDGAR |
| 2018-03-19 | AMGN | Sell (S) | −1,525 | -$289.4K | EDGAR |
| 2018-03-09 | AMGN | Grant (A) | +15,118 | $0 | EDGAR |